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+<?php
+
+/**
+ * @file
+ * Tests for image.module.
+ */
+
+/**
+ * TODO: Test the following functions.
+ *
+ * image.effects.inc:
+ * image_style_generate()
+ * image_style_create_derivative()
+ *
+ * image.module:
+ * image_style_load()
+ * image_style_save()
+ * image_style_delete()
+ * image_style_options()
+ * image_effect_definition_load()
+ * image_effect_load()
+ * image_effect_save()
+ * image_effect_delete()
+ * image_filter_keyword()
+ */
+
+/**
+ * This class provides methods specifically for testing Image's field handling.
+ */
+class ImageFieldTestCase extends DrupalWebTestCase {
+ protected $admin_user;
+
+ function setUp() {
+ parent::setUp('image');
+ $this->admin_user = $this->drupalCreateUser(array('access content', 'access administration pages', 'administer site configuration', 'administer content types', 'administer nodes', 'create article content', 'edit any article content', 'delete any article content', 'administer image styles'));
+ $this->drupalLogin($this->admin_user);
+ }
+
+ /**
+ * Create a new image field.
+ *
+ * @param $name
+ * The name of the new field (all lowercase), exclude the "field_" prefix.
+ * @param $type_name
+ * The node type that this field will be added to.
+ * @param $field_settings
+ * A list of field settings that will be added to the defaults.
+ * @param $instance_settings
+ * A list of instance settings that will be added to the instance defaults.
+ * @param $widget_settings
+ * A list of widget settings that will be added to the widget defaults.
+ */
+ function createImageField($name, $type_name, $field_settings = array(), $instance_settings = array(), $widget_settings = array()) {
+ $field = array(
+ 'field_name' => $name,
+ 'type' => 'image',
+ 'settings' => array(),
+ 'cardinality' => !empty($field_settings['cardinality']) ? $field_settings['cardinality'] : 1,
+ );
+ $field['settings'] = array_merge($field['settings'], $field_settings);
+ field_create_field($field);
+
+ $instance = array(
+ 'field_name' => $field['field_name'],
+ 'entity_type' => 'node',
+ 'label' => $name,
+ 'bundle' => $type_name,
+ 'required' => !empty($instance_settings['required']),
+ 'settings' => array(),
+ 'widget' => array(
+ 'type' => 'image_image',
+ 'settings' => array(),
+ ),
+ );
+ $instance['settings'] = array_merge($instance['settings'], $instance_settings);
+ $instance['widget']['settings'] = array_merge($instance['widget']['settings'], $widget_settings);
+ return field_create_instance($instance);
+ }
+
+ /**
+ * Upload an image to a node.
+ *
+ * @param $image
+ * A file object representing the image to upload.
+ * @param $field_name
+ * Name of the image field the image should be attached to.
+ * @param $type
+ * The type of node to create.
+ */
+ function uploadNodeImage($image, $field_name, $type) {
+ $edit = array(
+ 'title' => $this->randomName(),
+ );
+ $edit['files[' . $field_name . '_' . LANGUAGE_NONE . '_0]'] = drupal_realpath($image->uri);
+ $this->drupalPost('node/add/' . $type, $edit, t('Save'));
+
+ // Retrieve ID of the newly created node from the current URL.
+ $matches = array();
+ preg_match('/node\/([0-9]+)/', $this->getUrl(), $matches);
+ return isset($matches[1]) ? $matches[1] : FALSE;
+ }
+}
+
+/**
+ * Tests the functions for generating paths and URLs for image styles.
+ */
+class ImageStylesPathAndUrlTestCase extends DrupalWebTestCase {
+ protected $style_name;
+ protected $image_info;
+ protected $image_filepath;
+
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image styles path and URL functions',
+ 'description' => 'Tests functions for generating paths and URLs to image styles.',
+ 'group' => 'Image',
+ );
+ }
+
+ function setUp() {
+ parent::setUp('image_module_test');
+
+ $this->style_name = 'style_foo';
+ image_style_save(array('name' => $this->style_name, 'label' => $this->randomString()));
+ }
+
+ /**
+ * Test image_style_path().
+ */
+ function testImageStylePath() {
+ $scheme = 'public';
+ $actual = image_style_path($this->style_name, "$scheme://foo/bar.gif");
+ $expected = "$scheme://styles/" . $this->style_name . "/$scheme/foo/bar.gif";
+ $this->assertEqual($actual, $expected, 'Got the path for a file URI.');
+
+ $actual = image_style_path($this->style_name, 'foo/bar.gif');
+ $expected = "$scheme://styles/" . $this->style_name . "/$scheme/foo/bar.gif";
+ $this->assertEqual($actual, $expected, 'Got the path for a relative file path.');
+ }
+
+ /**
+ * Test image_style_url() with a file using the "public://" scheme.
+ */
+ function testImageStyleUrlAndPathPublic() {
+ $this->_testImageStyleUrlAndPath('public');
+ }
+
+ /**
+ * Test image_style_url() with a file using the "private://" scheme.
+ */
+ function testImageStyleUrlAndPathPrivate() {
+ $this->_testImageStyleUrlAndPath('private');
+ }
+
+ /**
+ * Test image_style_url() with the "public://" scheme and unclean URLs.
+ */
+ function testImageStylUrlAndPathPublicUnclean() {
+ $this->_testImageStyleUrlAndPath('public', FALSE);
+ }
+
+ /**
+ * Test image_style_url() with the "private://" schema and unclean URLs.
+ */
+ function testImageStyleUrlAndPathPrivateUnclean() {
+ $this->_testImageStyleUrlAndPath('private', FALSE);
+ }
+
+ /**
+ * Test image_style_url() with a file URL that has an extra slash in it.
+ */
+ function testImageStyleUrlExtraSlash() {
+ $this->_testImageStyleUrlAndPath('public', TRUE, TRUE);
+ }
+
+ /**
+ * Test image_style_url().
+ */
+ function _testImageStyleUrlAndPath($scheme, $clean_url = TRUE, $extra_slash = FALSE) {
+ // Make the default scheme neither "public" nor "private" to verify the
+ // functions work for other than the default scheme.
+ variable_set('file_default_scheme', 'temporary');
+ variable_set('clean_url', $clean_url);
+
+ // Create the directories for the styles.
+ $directory = $scheme . '://styles/' . $this->style_name;
+ $status = file_prepare_directory($directory, FILE_CREATE_DIRECTORY);
+ $this->assertNotIdentical(FALSE, $status, 'Created the directory for the generated images for the test style.');
+
+ // Create a working copy of the file.
+ $files = $this->drupalGetTestFiles('image');
+ $file = array_shift($files);
+ $image_info = image_get_info($file->uri);
+ $original_uri = file_unmanaged_copy($file->uri, $scheme . '://', FILE_EXISTS_RENAME);
+ // Let the image_module_test module know about this file, so it can claim
+ // ownership in hook_file_download().
+ variable_set('image_module_test_file_download', $original_uri);
+ $this->assertNotIdentical(FALSE, $original_uri, 'Created the generated image file.');
+
+ // Get the URL of a file that has not been generated and try to create it.
+ $generated_uri = image_style_path($this->style_name, $original_uri);
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $generate_url = image_style_url($this->style_name, $original_uri);
+
+ // Ensure that the tests still pass when the file is generated by accessing
+ // a poorly constructed (but still valid) file URL that has an extra slash
+ // in it.
+ if ($extra_slash) {
+ $modified_uri = str_replace('://', ':///', $original_uri);
+ $this->assertNotEqual($original_uri, $modified_uri, 'An extra slash was added to the generated file URI.');
+ $generate_url = image_style_url($this->style_name, $modified_uri);
+ }
+
+ if (!$clean_url) {
+ $this->assertTrue(strpos($generate_url, '?q=') !== FALSE, 'When using non-clean URLS, the system path contains the query string.');
+ }
+ // Add some extra chars to the token.
+ $this->drupalGet(str_replace(IMAGE_DERIVATIVE_TOKEN . '=', IMAGE_DERIVATIVE_TOKEN . '=Zo', $generate_url));
+ $this->assertResponse(403, 'Image was inaccessible at the URL with an invalid token.');
+ // Change the parameter name so the token is missing.
+ $this->drupalGet(str_replace(IMAGE_DERIVATIVE_TOKEN . '=', 'wrongparam=', $generate_url));
+ $this->assertResponse(403, 'Image was inaccessible at the URL with a missing token.');
+
+ // Check that the generated URL is the same when we pass in a relative path
+ // rather than a URI. We need to temporarily switch the default scheme to
+ // match the desired scheme before testing this, then switch it back to the
+ // "temporary" scheme used throughout this test afterwards.
+ variable_set('file_default_scheme', $scheme);
+ $relative_path = file_uri_target($original_uri);
+ $generate_url_from_relative_path = image_style_url($this->style_name, $relative_path);
+ $this->assertEqual($generate_url, $generate_url_from_relative_path, 'Generated URL is the same regardless of whether it came from a relative path or a file URI.');
+ variable_set('file_default_scheme', 'temporary');
+
+ // Fetch the URL that generates the file.
+ $this->drupalGet($generate_url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $this->assertRaw(file_get_contents($generated_uri), 'URL returns expected file.');
+ $generated_image_info = image_get_info($generated_uri);
+ $this->assertEqual($this->drupalGetHeader('Content-Type'), $generated_image_info['mime_type'], 'Expected Content-Type was reported.');
+ $this->assertEqual($this->drupalGetHeader('Content-Length'), $generated_image_info['file_size'], 'Expected Content-Length was reported.');
+ if ($scheme == 'private') {
+ $this->assertEqual($this->drupalGetHeader('Expires'), 'Sun, 19 Nov 1978 05:00:00 GMT', 'Expires header was sent.');
+ $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'no-cache, must-revalidate, post-check=0, pre-check=0', 'Cache-Control header was set to prevent caching.');
+ $this->assertEqual($this->drupalGetHeader('X-Image-Owned-By'), 'image_module_test', 'Expected custom header has been added.');
+
+ // Make sure that a second request to the already existing derivate works
+ // too.
+ $this->drupalGet($generate_url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+
+ // Make sure that access is denied for existing style files if we do not
+ // have access.
+ variable_del('image_module_test_file_download');
+ $this->drupalGet($generate_url);
+ $this->assertResponse(403, 'Confirmed that access is denied for the private image style.');
+
+ // Repeat this with a different file that we do not have access to and
+ // make sure that access is denied.
+ $file_noaccess = array_shift($files);
+ $original_uri_noaccess = file_unmanaged_copy($file_noaccess->uri, $scheme . '://', FILE_EXISTS_RENAME);
+ $generated_uri_noaccess = $scheme . '://styles/' . $this->style_name . '/' . $scheme . '/'. drupal_basename($original_uri_noaccess);
+ $this->assertFalse(file_exists($generated_uri_noaccess), 'Generated file does not exist.');
+ $generate_url_noaccess = image_style_url($this->style_name, $original_uri_noaccess);
+
+ $this->drupalGet($generate_url_noaccess);
+ $this->assertResponse(403, 'Confirmed that access is denied for the private image style.');
+ // Verify that images are not appended to the response. Currently this test only uses PNG images.
+ if (strpos($generate_url, '.png') === FALSE ) {
+ $this->fail('Confirming that private image styles are not appended require PNG file.');
+ }
+ else {
+ // Check for PNG-Signature (cf. http://www.libpng.org/pub/png/book/chapter08.html#png.ch08.div.2) in the
+ // response body.
+ $this->assertNoRaw( chr(137) . chr(80) . chr(78) . chr(71) . chr(13) . chr(10) . chr(26) . chr(10), 'No PNG signature found in the response body.');
+ }
+ }
+ elseif ($clean_url) {
+ // Add some extra chars to the token.
+ $this->drupalGet(str_replace(IMAGE_DERIVATIVE_TOKEN . '=', IMAGE_DERIVATIVE_TOKEN . '=Zo', $generate_url));
+ $this->assertResponse(200, 'Existing image was accessible at the URL with an invalid token.');
+ }
+
+ // Allow insecure image derivatives to be created for the remainder of this
+ // test.
+ variable_set('image_allow_insecure_derivatives', TRUE);
+
+ // Create another working copy of the file.
+ $files = $this->drupalGetTestFiles('image');
+ $file = array_shift($files);
+ $image_info = image_get_info($file->uri);
+ $original_uri = file_unmanaged_copy($file->uri, $scheme . '://', FILE_EXISTS_RENAME);
+ // Let the image_module_test module know about this file, so it can claim
+ // ownership in hook_file_download().
+ variable_set('image_module_test_file_download', $original_uri);
+
+ // Get the URL of a file that has not been generated and try to create it.
+ $generated_uri = image_style_path($this->style_name, $original_uri);
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $generate_url = image_style_url($this->style_name, $original_uri);
+
+ // Check that the image is accessible even without the security token.
+ $this->drupalGet(str_replace(IMAGE_DERIVATIVE_TOKEN . '=', 'wrongparam=', $generate_url));
+ $this->assertResponse(200, 'Image was accessible at the URL with a missing token.');
+
+ // Check that a security token is still required when generating a second
+ // image derivative using the first one as a source.
+ $nested_uri = image_style_path($this->style_name, $generated_uri);
+ $nested_url = image_style_url($this->style_name, $generated_uri);
+ $nested_url_with_wrong_token = str_replace(IMAGE_DERIVATIVE_TOKEN . '=', 'wrongparam=', $nested_url);
+ $this->drupalGet($nested_url_with_wrong_token);
+ $this->assertResponse(403, 'Image generated from an earlier derivative was inaccessible at the URL with a missing token.');
+ // Check that this restriction cannot be bypassed by adding extra slashes
+ // to the URL.
+ $this->drupalGet(substr_replace($nested_url_with_wrong_token, '//styles/', strrpos($nested_url_with_wrong_token, '/styles/'), strlen('/styles/')));
+ $this->assertResponse(403, 'Image generated from an earlier derivative was inaccessible at the URL with a missing token, even with an extra forward slash in the URL.');
+ $this->drupalGet(substr_replace($nested_url_with_wrong_token, '/\styles/', strrpos($nested_url_with_wrong_token, '/styles/'), strlen('/styles/')));
+ $this->assertResponse(403, 'Image generated from an earlier derivative was inaccessible at the URL with a missing token, even with an extra backslash in the URL.');
+ // Make sure the image can still be generated if a correct token is used.
+ $this->drupalGet($nested_url);
+ $this->assertResponse(200, 'Image was accessible when a correct token was provided in the URL.');
+
+ // Check that requesting a nonexistent image does not create any new
+ // directories in the file system.
+ $directory = $scheme . '://styles/' . $this->style_name . '/' . $scheme . '/' . $this->randomName();
+ $this->drupalGet(file_create_url($directory . '/' . $this->randomName()));
+ $this->assertFalse(file_exists($directory), 'New directory was not created in the filesystem when requesting an unauthorized image.');
+ }
+}
+
+/**
+ * Use the image_test.module's mock toolkit to ensure that the effects are
+ * properly passing parameters to the image toolkit.
+ */
+class ImageEffectsUnitTest extends ImageToolkitTestCase {
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image effects',
+ 'description' => 'Test that the image effects pass parameters to the toolkit correctly.',
+ 'group' => 'Image',
+ );
+ }
+
+ function setUp() {
+ parent::setUp('image_module_test');
+ module_load_include('inc', 'image', 'image.effects');
+ }
+
+ /**
+ * Test the image_resize_effect() function.
+ */
+ function testResizeEffect() {
+ $this->assertTrue(image_resize_effect($this->image, array('width' => 1, 'height' => 2)), 'Function returned the expected value.');
+ $this->assertToolkitOperationsCalled(array('resize'));
+
+ // Check the parameters.
+ $calls = image_test_get_all_calls();
+ $this->assertEqual($calls['resize'][0][1], 1, 'Width was passed correctly');
+ $this->assertEqual($calls['resize'][0][2], 2, 'Height was passed correctly');
+ }
+
+ /**
+ * Test the image_scale_effect() function.
+ */
+ function testScaleEffect() {
+ // @todo: need to test upscaling.
+ $this->assertTrue(image_scale_effect($this->image, array('width' => 10, 'height' => 10)), 'Function returned the expected value.');
+ $this->assertToolkitOperationsCalled(array('resize'));
+
+ // Check the parameters.
+ $calls = image_test_get_all_calls();
+ $this->assertEqual($calls['resize'][0][1], 10, 'Width was passed correctly');
+ $this->assertEqual($calls['resize'][0][2], 5, 'Height was based off aspect ratio and passed correctly');
+ }
+
+ /**
+ * Test the image_crop_effect() function.
+ */
+ function testCropEffect() {
+ // @todo should test the keyword offsets.
+ $this->assertTrue(image_crop_effect($this->image, array('anchor' => 'top-1', 'width' => 3, 'height' => 4)), 'Function returned the expected value.');
+ $this->assertToolkitOperationsCalled(array('crop'));
+
+ // Check the parameters.
+ $calls = image_test_get_all_calls();
+ $this->assertEqual($calls['crop'][0][1], 0, 'X was passed correctly');
+ $this->assertEqual($calls['crop'][0][2], 1, 'Y was passed correctly');
+ $this->assertEqual($calls['crop'][0][3], 3, 'Width was passed correctly');
+ $this->assertEqual($calls['crop'][0][4], 4, 'Height was passed correctly');
+ }
+
+ /**
+ * Test the image_scale_and_crop_effect() function.
+ */
+ function testScaleAndCropEffect() {
+ $this->assertTrue(image_scale_and_crop_effect($this->image, array('width' => 5, 'height' => 10)), 'Function returned the expected value.');
+ $this->assertToolkitOperationsCalled(array('resize', 'crop'));
+
+ // Check the parameters.
+ $calls = image_test_get_all_calls();
+ $this->assertEqual($calls['crop'][0][1], 7.5, 'X was computed and passed correctly');
+ $this->assertEqual($calls['crop'][0][2], 0, 'Y was computed and passed correctly');
+ $this->assertEqual($calls['crop'][0][3], 5, 'Width was computed and passed correctly');
+ $this->assertEqual($calls['crop'][0][4], 10, 'Height was computed and passed correctly');
+ }
+
+ /**
+ * Test the image_desaturate_effect() function.
+ */
+ function testDesaturateEffect() {
+ $this->assertTrue(image_desaturate_effect($this->image, array()), 'Function returned the expected value.');
+ $this->assertToolkitOperationsCalled(array('desaturate'));
+
+ // Check the parameters.
+ $calls = image_test_get_all_calls();
+ $this->assertEqual(count($calls['desaturate'][0]), 1, 'Only the image was passed.');
+ }
+
+ /**
+ * Test the image_rotate_effect() function.
+ */
+ function testRotateEffect() {
+ // @todo: need to test with 'random' => TRUE
+ $this->assertTrue(image_rotate_effect($this->image, array('degrees' => 90, 'bgcolor' => '#fff')), 'Function returned the expected value.');
+ $this->assertToolkitOperationsCalled(array('rotate'));
+
+ // Check the parameters.
+ $calls = image_test_get_all_calls();
+ $this->assertEqual($calls['rotate'][0][1], 90, 'Degrees were passed correctly');
+ $this->assertEqual($calls['rotate'][0][2], 0xffffff, 'Background color was passed correctly');
+ }
+
+ /**
+ * Test image effect caching.
+ */
+ function testImageEffectsCaching() {
+ $image_effect_definitions_called = &drupal_static('image_module_test_image_effect_info_alter');
+
+ // First call should grab a fresh copy of the data.
+ $effects = image_effect_definitions();
+ $this->assertTrue($image_effect_definitions_called === 1, 'image_effect_definitions() generated data.');
+
+ // Second call should come from cache.
+ drupal_static_reset('image_effect_definitions');
+ drupal_static_reset('image_module_test_image_effect_info_alter');
+ $cached_effects = image_effect_definitions();
+ $this->assertTrue(is_null($image_effect_definitions_called), 'image_effect_definitions() returned data from cache.');
+
+ $this->assertTrue($effects == $cached_effects, 'Cached effects are the same as generated effects.');
+ }
+}
+
+/**
+ * Tests creation, deletion, and editing of image styles and effects.
+ */
+class ImageAdminStylesUnitTest extends ImageFieldTestCase {
+
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image styles and effects UI configuration',
+ 'description' => 'Tests creation, deletion, and editing of image styles and effects at the UI level.',
+ 'group' => 'Image',
+ );
+ }
+
+ /**
+ * Given an image style, generate an image.
+ */
+ function createSampleImage($style) {
+ static $file_path;
+
+ // First, we need to make sure we have an image in our testing
+ // file directory. Copy over an image on the first run.
+ if (!isset($file_path)) {
+ $files = $this->drupalGetTestFiles('image');
+ $file = reset($files);
+ $file_path = file_unmanaged_copy($file->uri);
+ }
+
+ return image_style_url($style['name'], $file_path) ? $file_path : FALSE;
+ }
+
+ /**
+ * Count the number of images currently create for a style.
+ */
+ function getImageCount($style) {
+ return count(file_scan_directory('public://styles/' . $style['name'], '/.*/'));
+ }
+
+ /**
+ * Test creating an image style with a numeric name and ensuring it can be
+ * applied to an image.
+ */
+ function testNumericStyleName() {
+ $style_name = rand();
+ $style_label = $this->randomString();
+ $edit = array(
+ 'name' => $style_name,
+ 'label' => $style_label,
+ );
+ $this->drupalPost('admin/config/media/image-styles/add', $edit, t('Create new style'));
+ $this->assertRaw(t('Style %name was created.', array('%name' => $style_label)), 'Image style successfully created.');
+ $options = image_style_options();
+ $this->assertTrue(array_key_exists($style_name, $options), format_string('Array key %key exists.', array('%key' => $style_name)));
+ }
+
+ /**
+ * General test to add a style, add/remove/edit effects to it, then delete it.
+ */
+ function testStyle() {
+ // Setup a style to be created and effects to add to it.
+ $style_name = strtolower($this->randomName(10));
+ $style_label = $this->randomString();
+ $style_path = 'admin/config/media/image-styles/edit/' . $style_name;
+ $effect_edits = array(
+ 'image_resize' => array(
+ 'data[width]' => 100,
+ 'data[height]' => 101,
+ ),
+ 'image_scale' => array(
+ 'data[width]' => 110,
+ 'data[height]' => 111,
+ 'data[upscale]' => 1,
+ ),
+ 'image_scale_and_crop' => array(
+ 'data[width]' => 120,
+ 'data[height]' => 121,
+ ),
+ 'image_crop' => array(
+ 'data[width]' => 130,
+ 'data[height]' => 131,
+ 'data[anchor]' => 'center-center',
+ ),
+ 'image_desaturate' => array(
+ // No options for desaturate.
+ ),
+ 'image_rotate' => array(
+ 'data[degrees]' => 5,
+ 'data[random]' => 1,
+ 'data[bgcolor]' => '#FFFF00',
+ ),
+ );
+
+ // Add style form.
+
+ $edit = array(
+ 'name' => $style_name,
+ 'label' => $style_label,
+ );
+ $this->drupalPost('admin/config/media/image-styles/add', $edit, t('Create new style'));
+ $this->assertRaw(t('Style %name was created.', array('%name' => $style_label)), 'Image style successfully created.');
+
+ // Add effect form.
+
+ // Add each sample effect to the style.
+ foreach ($effect_edits as $effect => $edit) {
+ // Add the effect.
+ $this->drupalPost($style_path, array('new' => $effect), t('Add'));
+ if (!empty($edit)) {
+ $this->drupalPost(NULL, $edit, t('Add effect'));
+ }
+ }
+
+ // Edit effect form.
+
+ // Revisit each form to make sure the effect was saved.
+ drupal_static_reset('image_styles');
+ $style = image_style_load($style_name);
+
+ foreach ($style['effects'] as $ieid => $effect) {
+ $this->drupalGet($style_path . '/effects/' . $ieid);
+ foreach ($effect_edits[$effect['name']] as $field => $value) {
+ $this->assertFieldByName($field, $value, format_string('The %field field in the %effect effect has the correct value of %value.', array('%field' => $field, '%effect' => $effect['name'], '%value' => $value)));
+ }
+ }
+
+ // Image style overview form (ordering and renaming).
+
+ // Confirm the order of effects is maintained according to the order we
+ // added the fields.
+ $effect_edits_order = array_keys($effect_edits);
+ $effects_order = array_values($style['effects']);
+ $order_correct = TRUE;
+ foreach ($effects_order as $index => $effect) {
+ if ($effect_edits_order[$index] != $effect['name']) {
+ $order_correct = FALSE;
+ }
+ }
+ $this->assertTrue($order_correct, 'The order of the effects is correctly set by default.');
+
+ // Test the style overview form.
+ // Change the name of the style and adjust the weights of effects.
+ $style_name = strtolower($this->randomName(10));
+ $style_label = $this->randomString();
+ $weight = count($effect_edits);
+ $edit = array(
+ 'name' => $style_name,
+ 'label' => $style_label,
+ );
+ foreach ($style['effects'] as $ieid => $effect) {
+ $edit['effects[' . $ieid . '][weight]'] = $weight;
+ $weight--;
+ }
+
+ // Create an image to make sure it gets flushed after saving.
+ $image_path = $this->createSampleImage($style);
+ $this->assertEqual($this->getImageCount($style), 1, format_string('Image style %style image %file successfully generated.', array('%style' => $style['label'], '%file' => $image_path)));
+
+ $this->drupalPost($style_path, $edit, t('Update style'));
+
+ // Note that after changing the style name, the style path is changed.
+ $style_path = 'admin/config/media/image-styles/edit/' . $style_name;
+
+ // Check that the URL was updated.
+ $this->drupalGet($style_path);
+ $this->assertResponse(200, format_string('Image style %original renamed to %new', array('%original' => $style['label'], '%new' => $style_label)));
+
+ // Check that the image was flushed after updating the style.
+ // This is especially important when renaming the style. Make sure that
+ // the old image directory has been deleted.
+ $this->assertEqual($this->getImageCount($style), 0, format_string('Image style %style was flushed after renaming the style and updating the order of effects.', array('%style' => $style['label'])));
+
+ // Load the style by the new name with the new weights.
+ drupal_static_reset('image_styles');
+ $style = image_style_load($style_name, NULL);
+
+ // Confirm the new style order was saved.
+ $effect_edits_order = array_reverse($effect_edits_order);
+ $effects_order = array_values($style['effects']);
+ $order_correct = TRUE;
+ foreach ($effects_order as $index => $effect) {
+ if ($effect_edits_order[$index] != $effect['name']) {
+ $order_correct = FALSE;
+ }
+ }
+ $this->assertTrue($order_correct, 'The order of the effects is correctly set by default.');
+
+ // Image effect deletion form.
+
+ // Create an image to make sure it gets flushed after deleting an effect.
+ $image_path = $this->createSampleImage($style);
+ $this->assertEqual($this->getImageCount($style), 1, format_string('Image style %style image %file successfully generated.', array('%style' => $style['label'], '%file' => $image_path)));
+
+ // Test effect deletion form.
+ $effect = array_pop($style['effects']);
+ $this->drupalPost($style_path . '/effects/' . $effect['ieid'] . '/delete', array(), t('Delete'));
+ $this->assertRaw(t('The image effect %name has been deleted.', array('%name' => $effect['label'])), 'Image effect deleted.');
+
+ // Style deletion form.
+
+ // Delete the style.
+ $this->drupalPost('admin/config/media/image-styles/delete/' . $style_name, array(), t('Delete'));
+
+ // Confirm the style directory has been removed.
+ $directory = file_default_scheme() . '://styles/' . $style_name;
+ $this->assertFalse(is_dir($directory), format_string('Image style %style directory removed on style deletion.', array('%style' => $style['label'])));
+
+ drupal_static_reset('image_styles');
+ $this->assertFalse(image_style_load($style_name), format_string('Image style %style successfully deleted.', array('%style' => $style['label'])));
+
+ }
+
+ /**
+ * Test to override, edit, then revert a style.
+ */
+ function testDefaultStyle() {
+ // Setup a style to be created and effects to add to it.
+ $style_name = 'thumbnail';
+ $style_label = 'Thumbnail (100x100)';
+ $edit_path = 'admin/config/media/image-styles/edit/' . $style_name;
+ $delete_path = 'admin/config/media/image-styles/delete/' . $style_name;
+ $revert_path = 'admin/config/media/image-styles/revert/' . $style_name;
+
+ // Ensure deleting a default is not possible.
+ $this->drupalGet($delete_path);
+ $this->assertText(t('Page not found'), 'Default styles may not be deleted.');
+
+ // Ensure that editing a default is not possible (without overriding).
+ $this->drupalGet($edit_path);
+ $disabled_field = $this->xpath('//input[@id=:id and @disabled="disabled"]', array(':id' => 'edit-name'));
+ $this->assertTrue($disabled_field, 'Default styles may not be renamed.');
+ $this->assertNoField('edit-submit', 'Default styles may not be edited.');
+ $this->assertNoField('edit-add', 'Default styles may not have new effects added.');
+
+ // Create an image to make sure the default works before overriding.
+ drupal_static_reset('image_styles');
+ $style = image_style_load($style_name);
+ $image_path = $this->createSampleImage($style);
+ $this->assertEqual($this->getImageCount($style), 1, format_string('Image style %style image %file successfully generated.', array('%style' => $style['name'], '%file' => $image_path)));
+
+ // Verify that effects attached to a default style do not have an ieid key.
+ foreach ($style['effects'] as $effect) {
+ $this->assertFalse(isset($effect['ieid']), format_string('The %effect effect does not have an ieid.', array('%effect' => $effect['name'])));
+ }
+
+ // Override the default.
+ $this->drupalPost($edit_path, array(), t('Override defaults'));
+ $this->assertRaw(t('The %style style has been overridden, allowing you to change its settings.', array('%style' => $style_label)), 'Default image style may be overridden.');
+
+ // Add sample effect to the overridden style.
+ $this->drupalPost($edit_path, array('new' => 'image_desaturate'), t('Add'));
+ drupal_static_reset('image_styles');
+ $style = image_style_load($style_name);
+
+ // Verify that effects attached to the style have an ieid now.
+ foreach ($style['effects'] as $effect) {
+ $this->assertTrue(isset($effect['ieid']), format_string('The %effect effect has an ieid.', array('%effect' => $effect['name'])));
+ }
+
+ // The style should now have 2 effect, the original scale provided by core
+ // and the desaturate effect we added in the override.
+ $effects = array_values($style['effects']);
+ $this->assertEqual($effects[0]['name'], 'image_scale', 'The default effect still exists in the overridden style.');
+ $this->assertEqual($effects[1]['name'], 'image_desaturate', 'The added effect exists in the overridden style.');
+
+ // Check that we are able to rename an overridden style.
+ $this->drupalGet($edit_path);
+ $disabled_field = $this->xpath('//input[@id=:id and @disabled="disabled"]', array(':id' => 'edit-name'));
+ $this->assertFalse($disabled_field, 'Overridden styles may be renamed.');
+
+ // Create an image to ensure the override works properly.
+ $image_path = $this->createSampleImage($style);
+ $this->assertEqual($this->getImageCount($style), 1, format_string('Image style %style image %file successfully generated.', array('%style' => $style['label'], '%file' => $image_path)));
+
+ // Revert the image style.
+ $this->drupalPost($revert_path, array(), t('Revert'));
+ drupal_static_reset('image_styles');
+ $style = image_style_load($style_name);
+
+ // The style should now have the single effect for scale.
+ $effects = array_values($style['effects']);
+ $this->assertEqual($effects[0]['name'], 'image_scale', 'The default effect still exists in the reverted style.');
+ $this->assertFalse(array_key_exists(1, $effects), 'The added effect has been removed in the reverted style.');
+ }
+
+ /**
+ * Test deleting a style and choosing a replacement style.
+ */
+ function testStyleReplacement() {
+ // Create a new style.
+ $style_name = strtolower($this->randomName(10));
+ $style_label = $this->randomString();
+ image_style_save(array('name' => $style_name, 'label' => $style_label));
+ $style_path = 'admin/config/media/image-styles/edit/' . $style_name;
+
+ // Create an image field that uses the new style.
+ $field_name = strtolower($this->randomName(10));
+ $this->createImageField($field_name, 'article');
+ $instance = field_info_instance('node', $field_name, 'article');
+ $instance['display']['default']['type'] = 'image';
+ $instance['display']['default']['settings']['image_style'] = $style_name;
+ field_update_instance($instance);
+
+ // Create a new node with an image attached.
+ $test_image = current($this->drupalGetTestFiles('image'));
+ $nid = $this->uploadNodeImage($test_image, $field_name, 'article');
+ $node = node_load($nid);
+
+ // Test that image is displayed using newly created style.
+ $this->drupalGet('node/' . $nid);
+ $this->assertRaw(check_plain(image_style_url($style_name, $node->{$field_name}[LANGUAGE_NONE][0]['uri'])), format_string('Image displayed using style @style.', array('@style' => $style_name)));
+
+ // Rename the style and make sure the image field is updated.
+ $new_style_name = strtolower($this->randomName(10));
+ $new_style_label = $this->randomString();
+ $edit = array(
+ 'name' => $new_style_name,
+ 'label' => $new_style_label,
+ );
+ $this->drupalPost('admin/config/media/image-styles/edit/' . $style_name, $edit, t('Update style'));
+ $this->assertText(t('Changes to the style have been saved.'), format_string('Style %name was renamed to %new_name.', array('%name' => $style_name, '%new_name' => $new_style_name)));
+ $this->drupalGet('node/' . $nid);
+ $this->assertRaw(check_plain(image_style_url($new_style_name, $node->{$field_name}[LANGUAGE_NONE][0]['uri'])), format_string('Image displayed using style replacement style.'));
+
+ // Delete the style and choose a replacement style.
+ $edit = array(
+ 'replacement' => 'thumbnail',
+ );
+ $this->drupalPost('admin/config/media/image-styles/delete/' . $new_style_name, $edit, t('Delete'));
+ $message = t('Style %name was deleted.', array('%name' => $new_style_label));
+ $this->assertRaw($message, $message);
+
+ $this->drupalGet('node/' . $nid);
+ $this->assertRaw(check_plain(image_style_url('thumbnail', $node->{$field_name}[LANGUAGE_NONE][0]['uri'])), format_string('Image displayed using style replacement style.'));
+ }
+}
+
+/**
+ * Test class to check that formatters and display settings are working.
+ */
+class ImageFieldDisplayTestCase extends ImageFieldTestCase {
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image field display tests',
+ 'description' => 'Test the display of image fields.',
+ 'group' => 'Image',
+ );
+ }
+
+ /**
+ * Test image formatters on node display for public files.
+ */
+ function testImageFieldFormattersPublic() {
+ $this->_testImageFieldFormatters('public');
+ }
+
+ /**
+ * Test image formatters on node display for private files.
+ */
+ function testImageFieldFormattersPrivate() {
+ // Remove access content permission from anonymous users.
+ user_role_change_permissions(DRUPAL_ANONYMOUS_RID, array('access content' => FALSE));
+ $this->_testImageFieldFormatters('private');
+ }
+
+ /**
+ * Test image formatters on node display.
+ */
+ function _testImageFieldFormatters($scheme) {
+ $field_name = strtolower($this->randomName());
+ $this->createImageField($field_name, 'article', array('uri_scheme' => $scheme));
+ // Create a new node with an image attached.
+ $test_image = current($this->drupalGetTestFiles('image'));
+ $nid = $this->uploadNodeImage($test_image, $field_name, 'article');
+ $node = node_load($nid, NULL, TRUE);
+
+ // Test that the default formatter is being used.
+ $image_uri = $node->{$field_name}[LANGUAGE_NONE][0]['uri'];
+ $image_info = array(
+ 'path' => $image_uri,
+ 'width' => 40,
+ 'height' => 20,
+ );
+ $default_output = theme('image', $image_info);
+ $this->assertRaw($default_output, 'Default formatter displaying correctly on full node view.');
+
+ // Test the image linked to file formatter.
+ $instance = field_info_instance('node', $field_name, 'article');
+ $instance['display']['default']['type'] = 'image';
+ $instance['display']['default']['settings']['image_link'] = 'file';
+ field_update_instance($instance);
+ $default_output = l(theme('image', $image_info), file_create_url($image_uri), array('html' => TRUE));
+ $this->drupalGet('node/' . $nid);
+ $this->assertRaw($default_output, 'Image linked to file formatter displaying correctly on full node view.');
+ // Verify that the image can be downloaded.
+ $this->assertEqual(file_get_contents($test_image->uri), $this->drupalGet(file_create_url($image_uri)), 'File was downloaded successfully.');
+ if ($scheme == 'private') {
+ // Only verify HTTP headers when using private scheme and the headers are
+ // sent by Drupal.
+ $this->assertEqual($this->drupalGetHeader('Content-Type'), 'image/png', 'Content-Type header was sent.');
+ $this->assertEqual($this->drupalGetHeader('Cache-Control'), 'private', 'Cache-Control header was sent.');
+
+ // Log out and try to access the file.
+ $this->drupalLogout();
+ $this->drupalGet(file_create_url($image_uri));
+ $this->assertResponse('403', 'Access denied to original image as anonymous user.');
+
+ // Log in again.
+ $this->drupalLogin($this->admin_user);
+ }
+
+ // Test the image linked to content formatter.
+ $instance['display']['default']['settings']['image_link'] = 'content';
+ field_update_instance($instance);
+ $default_output = l(theme('image', $image_info), 'node/' . $nid, array('html' => TRUE, 'attributes' => array('class' => 'active')));
+ $this->drupalGet('node/' . $nid);
+ $this->assertRaw($default_output, 'Image linked to content formatter displaying correctly on full node view.');
+
+ // Test the image style 'thumbnail' formatter.
+ $instance['display']['default']['settings']['image_link'] = '';
+ $instance['display']['default']['settings']['image_style'] = 'thumbnail';
+ field_update_instance($instance);
+ // Ensure the derivative image is generated so we do not have to deal with
+ // image style callback paths.
+ $this->drupalGet(image_style_url('thumbnail', $image_uri));
+ // Need to create the URL again since it will change if clean URLs
+ // are disabled.
+ $image_info['path'] = image_style_url('thumbnail', $image_uri);
+ $image_info['width'] = 100;
+ $image_info['height'] = 50;
+ $default_output = theme('image', $image_info);
+ $this->drupalGet('node/' . $nid);
+ $this->assertRaw($default_output, 'Image style thumbnail formatter displaying correctly on full node view.');
+
+ if ($scheme == 'private') {
+ // Log out and try to access the file.
+ $this->drupalLogout();
+ $this->drupalGet(image_style_url('thumbnail', $image_uri));
+ $this->assertResponse('403', 'Access denied to image style thumbnail as anonymous user.');
+ }
+ }
+
+ /**
+ * Tests for image field settings.
+ */
+ function testImageFieldSettings() {
+ $test_image = current($this->drupalGetTestFiles('image'));
+ list(, $test_image_extension) = explode('.', $test_image->filename);
+ $field_name = strtolower($this->randomName());
+ $instance_settings = array(
+ 'alt_field' => 1,
+ 'file_extensions' => $test_image_extension,
+ 'max_filesize' => '50 KB',
+ 'max_resolution' => '100x100',
+ 'min_resolution' => '10x10',
+ 'title_field' => 1,
+ );
+ $widget_settings = array(
+ 'preview_image_style' => 'medium',
+ );
+ $field = $this->createImageField($field_name, 'article', array(), $instance_settings, $widget_settings);
+ $field['deleted'] = 0;
+ $table = _field_sql_storage_tablename($field);
+ $schema = drupal_get_schema($table, TRUE);
+ $instance = field_info_instance('node', $field_name, 'article');
+
+ $this->drupalGet('node/add/article');
+ $this->assertText(t('Files must be less than 50 KB.'), 'Image widget max file size is displayed on article form.');
+ $this->assertText(t('Allowed file types: ' . $test_image_extension . '.'), 'Image widget allowed file types displayed on article form.');
+ $this->assertText(t('Images must be between 10x10 and 100x100 pixels.'), 'Image widget allowed resolution displayed on article form.');
+
+ // We have to create the article first and then edit it because the alt
+ // and title fields do not display until the image has been attached.
+ $nid = $this->uploadNodeImage($test_image, $field_name, 'article');
+ $this->drupalGet('node/' . $nid . '/edit');
+ $this->assertFieldByName($field_name . '[' . LANGUAGE_NONE . '][0][alt]', '', 'Alt field displayed on article form.');
+ $this->assertFieldByName($field_name . '[' . LANGUAGE_NONE . '][0][title]', '', 'Title field displayed on article form.');
+ // Verify that the attached image is being previewed using the 'medium'
+ // style.
+ $node = node_load($nid, NULL, TRUE);
+ $image_info = array(
+ 'path' => image_style_url('medium', $node->{$field_name}[LANGUAGE_NONE][0]['uri']),
+ 'width' => 220,
+ 'height' => 110,
+ );
+ $default_output = theme('image', $image_info);
+ $this->assertRaw($default_output, "Preview image is displayed using 'medium' style.");
+
+ // Add alt/title fields to the image and verify that they are displayed.
+ $image_info = array(
+ 'path' => $node->{$field_name}[LANGUAGE_NONE][0]['uri'],
+ 'alt' => $this->randomName(),
+ 'title' => $this->randomName(),
+ 'width' => 40,
+ 'height' => 20,
+ );
+ $edit = array(
+ $field_name . '[' . LANGUAGE_NONE . '][0][alt]' => $image_info['alt'],
+ $field_name . '[' . LANGUAGE_NONE . '][0][title]' => $image_info['title'],
+ );
+ $this->drupalPost('node/' . $nid . '/edit', $edit, t('Save'));
+ $default_output = theme('image', $image_info);
+ $this->assertRaw($default_output, 'Image displayed using user supplied alt and title attributes.');
+
+ // Verify that alt/title longer than allowed results in a validation error.
+ $test_size = 2000;
+ $edit = array(
+ $field_name . '[' . LANGUAGE_NONE . '][0][alt]' => $this->randomName($test_size),
+ $field_name . '[' . LANGUAGE_NONE . '][0][title]' => $this->randomName($test_size),
+ );
+ $this->drupalPost('node/' . $nid . '/edit', $edit, t('Save'));
+ $this->assertRaw(t('Alternate text cannot be longer than %max characters but is currently %length characters long.', array(
+ '%max' => $schema['fields'][$field_name .'_alt']['length'],
+ '%length' => $test_size,
+ )));
+ $this->assertRaw(t('Title cannot be longer than %max characters but is currently %length characters long.', array(
+ '%max' => $schema['fields'][$field_name .'_title']['length'],
+ '%length' => $test_size,
+ )));
+ }
+
+ /**
+ * Test passing attributes into the image field formatters.
+ */
+ function testImageFieldFormatterAttributes() {
+ $image = theme('image_formatter', array(
+ 'item' => array(
+ 'uri' => 'http://example.com/example.png',
+ 'attributes' => array(
+ 'data-image-field-formatter' => 'testFound',
+ ),
+ 'alt' => t('Image field formatter attribute test.'),
+ 'title' => t('Image field formatter'),
+ ),
+ ));
+ $this->assertTrue(stripos($image, 'testFound') > 0, 'Image field formatters can have attributes.');
+ }
+
+ /**
+ * Test use of a default image with an image field.
+ */
+ function testImageFieldDefaultImage() {
+ // Create a new image field.
+ $field_name = strtolower($this->randomName());
+ $this->createImageField($field_name, 'article');
+
+ // Create a new node, with no images and verify that no images are
+ // displayed.
+ $node = $this->drupalCreateNode(array('type' => 'article'));
+ $this->drupalGet('node/' . $node->nid);
+ // Verify that no image is displayed on the page by checking for the class
+ // that would be used on the image field.
+ $this->assertNoPattern('<div class="(.*?)field-name-' . strtr($field_name, '_', '-') . '(.*?)">', 'No image displayed when no image is attached and no default image specified.');
+
+ // Add a default image to the public imagefield instance.
+ $images = $this->drupalGetTestFiles('image');
+ $edit = array(
+ 'files[field_settings_default_image]' => drupal_realpath($images[0]->uri),
+ );
+ $this->drupalPost('admin/structure/types/manage/article/fields/' . $field_name, $edit, t('Save settings'));
+ // Clear field info cache so the new default image is detected.
+ field_info_cache_clear();
+ $field = field_info_field($field_name);
+ $image = file_load($field['settings']['default_image']);
+ $this->assertTrue($image->status == FILE_STATUS_PERMANENT, 'The default image status is permanent.');
+ $default_output = theme('image', array('path' => $image->uri));
+ $this->drupalGet('node/' . $node->nid);
+ $this->assertRaw($default_output, 'Default image displayed when no user supplied image is present.');
+
+ // Create a node with an image attached and ensure that the default image
+ // is not displayed.
+ $nid = $this->uploadNodeImage($images[1], $field_name, 'article');
+ $node = node_load($nid, NULL, TRUE);
+ $image_info = array(
+ 'path' => $node->{$field_name}[LANGUAGE_NONE][0]['uri'],
+ 'width' => 40,
+ 'height' => 20,
+ );
+ $image_output = theme('image', $image_info);
+ $this->drupalGet('node/' . $nid);
+ $this->assertNoRaw($default_output, 'Default image is not displayed when user supplied image is present.');
+ $this->assertRaw($image_output, 'User supplied image is displayed.');
+
+ // Remove default image from the field and make sure it is no longer used.
+ $edit = array(
+ 'field[settings][default_image][fid]' => 0,
+ );
+ $this->drupalPost('admin/structure/types/manage/article/fields/' . $field_name, $edit, t('Save settings'));
+ // Clear field info cache so the new default image is detected.
+ field_info_cache_clear();
+ $field = field_info_field($field_name);
+ $this->assertFalse($field['settings']['default_image'], 'Default image removed from field.');
+ // Create an image field that uses the private:// scheme and test that the
+ // default image works as expected.
+ $private_field_name = strtolower($this->randomName());
+ $this->createImageField($private_field_name, 'article', array('uri_scheme' => 'private'));
+ // Add a default image to the new field.
+ $edit = array(
+ 'files[field_settings_default_image]' => drupal_realpath($images[1]->uri),
+ );
+ $this->drupalPost('admin/structure/types/manage/article/fields/' . $private_field_name, $edit, t('Save settings'));
+ $private_field = field_info_field($private_field_name);
+ $image = file_load($private_field['settings']['default_image']);
+ $this->assertEqual('private', file_uri_scheme($image->uri), 'Default image uses private:// scheme.');
+ $this->assertTrue($image->status == FILE_STATUS_PERMANENT, 'The default image status is permanent.');
+ // Create a new node with no image attached and ensure that default private
+ // image is displayed.
+ $node = $this->drupalCreateNode(array('type' => 'article'));
+ $default_output = theme('image', array('path' => $image->uri));
+ $this->drupalGet('node/' . $node->nid);
+ $this->assertRaw($default_output, 'Default private image displayed when no user supplied image is present.');
+ }
+}
+
+/**
+ * Test class to check for various validations.
+ */
+class ImageFieldValidateTestCase extends ImageFieldTestCase {
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image field validation tests',
+ 'description' => 'Tests validation functions such as min/max resolution.',
+ 'group' => 'Image',
+ );
+ }
+
+ /**
+ * Test min/max resolution settings.
+ */
+ function testResolution() {
+ $field_name = strtolower($this->randomName());
+ $min_resolution = 50;
+ $max_resolution = 100;
+ $instance_settings = array(
+ 'max_resolution' => $max_resolution . 'x' . $max_resolution,
+ 'min_resolution' => $min_resolution . 'x' . $min_resolution,
+ );
+ $this->createImageField($field_name, 'article', array(), $instance_settings);
+
+ // We want a test image that is too small, and a test image that is too
+ // big, so cycle through test image files until we have what we need.
+ $image_that_is_too_big = FALSE;
+ $image_that_is_too_small = FALSE;
+ foreach ($this->drupalGetTestFiles('image') as $image) {
+ $info = image_get_info($image->uri);
+ if ($info['width'] > $max_resolution) {
+ $image_that_is_too_big = $image;
+ }
+ if ($info['width'] < $min_resolution) {
+ $image_that_is_too_small = $image;
+ }
+ if ($image_that_is_too_small && $image_that_is_too_big) {
+ break;
+ }
+ }
+ $nid = $this->uploadNodeImage($image_that_is_too_small, $field_name, 'article');
+ $this->assertText(t('The specified file ' . $image_that_is_too_small->filename . ' could not be uploaded. The image is too small; the minimum dimensions are 50x50 pixels.'), 'Node save failed when minimum image resolution was not met.');
+ $nid = $this->uploadNodeImage($image_that_is_too_big, $field_name, 'article');
+ $this->assertText(t('The image was resized to fit within the maximum allowed dimensions of 100x100 pixels.'), 'Image exceeding max resolution was properly resized.');
+ }
+}
+
+/**
+ * Tests that images have correct dimensions when styled.
+ */
+class ImageDimensionsTestCase extends DrupalWebTestCase {
+
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image dimensions',
+ 'description' => 'Tests that images have correct dimensions when styled.',
+ 'group' => 'Image',
+ );
+ }
+
+ function setUp() {
+ parent::setUp('image_module_test');
+ }
+
+ /**
+ * Test styled image dimensions cumulatively.
+ */
+ function testImageDimensions() {
+ // Create a working copy of the file.
+ $files = $this->drupalGetTestFiles('image');
+ $file = reset($files);
+ $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
+
+ // Create a style.
+ $style = image_style_save(array('name' => 'test', 'label' => 'Test'));
+ $generated_uri = 'public://styles/test/public/'. drupal_basename($original_uri);
+ $url = image_style_url('test', $original_uri);
+
+ $variables = array(
+ 'style_name' => 'test',
+ 'path' => $original_uri,
+ 'width' => 40,
+ 'height' => 20,
+ );
+
+ // Scale an image that is wider than it is high.
+ $effect = array(
+ 'name' => 'image_scale',
+ 'data' => array(
+ 'width' => 120,
+ 'height' => 90,
+ 'upscale' => TRUE,
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" width="120" height="60" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $image_info = image_get_info($generated_uri);
+ $this->assertEqual($image_info['width'], 120, 'Expected width was found.');
+ $this->assertEqual($image_info['height'], 60, 'Expected height was found.');
+
+ // Rotate 90 degrees anticlockwise.
+ $effect = array(
+ 'name' => 'image_rotate',
+ 'data' => array(
+ 'degrees' => -90,
+ 'random' => FALSE,
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" width="60" height="120" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $image_info = image_get_info($generated_uri);
+ $this->assertEqual($image_info['width'], 60, 'Expected width was found.');
+ $this->assertEqual($image_info['height'], 120, 'Expected height was found.');
+
+ // Scale an image that is higher than it is wide (rotated by previous effect).
+ $effect = array(
+ 'name' => 'image_scale',
+ 'data' => array(
+ 'width' => 120,
+ 'height' => 90,
+ 'upscale' => TRUE,
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" width="45" height="90" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $image_info = image_get_info($generated_uri);
+ $this->assertEqual($image_info['width'], 45, 'Expected width was found.');
+ $this->assertEqual($image_info['height'], 90, 'Expected height was found.');
+
+ // Test upscale disabled.
+ $effect = array(
+ 'name' => 'image_scale',
+ 'data' => array(
+ 'width' => 400,
+ 'height' => 200,
+ 'upscale' => FALSE,
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" width="45" height="90" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $image_info = image_get_info($generated_uri);
+ $this->assertEqual($image_info['width'], 45, 'Expected width was found.');
+ $this->assertEqual($image_info['height'], 90, 'Expected height was found.');
+
+ // Add a desaturate effect.
+ $effect = array(
+ 'name' => 'image_desaturate',
+ 'data' => array(),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" width="45" height="90" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $image_info = image_get_info($generated_uri);
+ $this->assertEqual($image_info['width'], 45, 'Expected width was found.');
+ $this->assertEqual($image_info['height'], 90, 'Expected height was found.');
+
+ // Add a random rotate effect.
+ $effect = array(
+ 'name' => 'image_rotate',
+ 'data' => array(
+ 'degrees' => 180,
+ 'random' => TRUE,
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+
+
+ // Add a crop effect.
+ $effect = array(
+ 'name' => 'image_crop',
+ 'data' => array(
+ 'width' => 30,
+ 'height' => 30,
+ 'anchor' => 'center-center',
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" width="30" height="30" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+ $image_info = image_get_info($generated_uri);
+ $this->assertEqual($image_info['width'], 30, 'Expected width was found.');
+ $this->assertEqual($image_info['height'], 30, 'Expected height was found.');
+
+ // Rotate to a non-multiple of 90 degrees.
+ $effect = array(
+ 'name' => 'image_rotate',
+ 'data' => array(
+ 'degrees' => 57,
+ 'random' => FALSE,
+ ),
+ 'isid' => $style['isid'],
+ );
+
+ $effect = image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" alt="" />', 'Expected img tag was found.');
+ $this->assertFalse(file_exists($generated_uri), 'Generated file does not exist.');
+ $this->drupalGet($url);
+ $this->assertResponse(200, 'Image was generated at the URL.');
+ $this->assertTrue(file_exists($generated_uri), 'Generated file does exist after we accessed it.');
+
+ image_effect_delete($effect);
+
+ // Ensure that an effect with no dimensions callback unsets the dimensions.
+ // This ensures compatibility with 7.0 contrib modules.
+ $effect = array(
+ 'name' => 'image_module_test_null',
+ 'data' => array(),
+ 'isid' => $style['isid'],
+ );
+
+ image_effect_save($effect);
+ $img_tag = theme_image_style($variables);
+ $this->assertEqual($img_tag, '<img typeof="foaf:Image" src="' . check_plain($url) . '" alt="" />', 'Expected img tag was found.');
+ }
+}
+
+/**
+ * Tests image_dimensions_scale().
+ */
+class ImageDimensionsScaleTestCase extends DrupalUnitTestCase {
+ public static function getInfo() {
+ return array(
+ 'name' => 'image_dimensions_scale()',
+ 'description' => 'Tests all control flow branches in image_dimensions_scale().',
+ 'group' => 'Image',
+ );
+ }
+
+ /**
+ * Tests all control flow branches in image_dimensions_scale().
+ */
+ function testImageDimensionsScale() {
+ // Define input / output datasets to test different branch conditions.
+ $test = array();
+
+ // Test branch conditions:
+ // - No height.
+ // - Upscale, don't need to upscale.
+ $tests[] = array(
+ 'input' => array(
+ 'dimensions' => array(
+ 'width' => 1000,
+ 'height' => 2000,
+ ),
+ 'width' => 200,
+ 'height' => NULL,
+ 'upscale' => TRUE,
+ ),
+ 'output' => array(
+ 'dimensions' => array(
+ 'width' => 200,
+ 'height' => 400,
+ ),
+ 'return_value' => TRUE,
+ ),
+ );
+
+ // Test branch conditions:
+ // - No width.
+ // - Don't upscale, don't need to upscale.
+ $tests[] = array(
+ 'input' => array(
+ 'dimensions' => array(
+ 'width' => 1000,
+ 'height' => 800,
+ ),
+ 'width' => NULL,
+ 'height' => 140,
+ 'upscale' => FALSE,
+ ),
+ 'output' => array(
+ 'dimensions' => array(
+ 'width' => 175,
+ 'height' => 140,
+ ),
+ 'return_value' => TRUE,
+ ),
+ );
+
+ // Test branch conditions:
+ // - Source aspect ratio greater than target.
+ // - Upscale, need to upscale.
+ $tests[] = array(
+ 'input' => array(
+ 'dimensions' => array(
+ 'width' => 8,
+ 'height' => 20,
+ ),
+ 'width' => 200,
+ 'height' => 140,
+ 'upscale' => TRUE,
+ ),
+ 'output' => array(
+ 'dimensions' => array(
+ 'width' => 56,
+ 'height' => 140,
+ ),
+ 'return_value' => TRUE,
+ ),
+ );
+
+ // Test branch condition: target aspect ratio greater than source.
+ $tests[] = array(
+ 'input' => array(
+ 'dimensions' => array(
+ 'width' => 2000,
+ 'height' => 800,
+ ),
+ 'width' => 200,
+ 'height' => 140,
+ 'upscale' => FALSE,
+ ),
+ 'output' => array(
+ 'dimensions' => array(
+ 'width' => 200,
+ 'height' => 80,
+ ),
+ 'return_value' => TRUE,
+ ),
+ );
+
+ // Test branch condition: don't upscale, need to upscale.
+ $tests[] = array(
+ 'input' => array(
+ 'dimensions' => array(
+ 'width' => 100,
+ 'height' => 50,
+ ),
+ 'width' => 200,
+ 'height' => 140,
+ 'upscale' => FALSE,
+ ),
+ 'output' => array(
+ 'dimensions' => array(
+ 'width' => 100,
+ 'height' => 50,
+ ),
+ 'return_value' => FALSE,
+ ),
+ );
+
+ foreach ($tests as $test) {
+ // Process the test dataset.
+ $return_value = image_dimensions_scale($test['input']['dimensions'], $test['input']['width'], $test['input']['height'], $test['input']['upscale']);
+
+ // Check the width.
+ $this->assertEqual($test['output']['dimensions']['width'], $test['input']['dimensions']['width'], format_string('Computed width (@computed_width) equals expected width (@expected_width)', array('@computed_width' => $test['output']['dimensions']['width'], '@expected_width' => $test['input']['dimensions']['width'])));
+
+ // Check the height.
+ $this->assertEqual($test['output']['dimensions']['height'], $test['input']['dimensions']['height'], format_string('Computed height (@computed_height) equals expected height (@expected_height)', array('@computed_height' => $test['output']['dimensions']['height'], '@expected_height' => $test['input']['dimensions']['height'])));
+
+ // Check the return value.
+ $this->assertEqual($test['output']['return_value'], $return_value, 'Correct return value.');
+ }
+ }
+}
+
+/**
+ * Tests default image settings.
+ */
+class ImageFieldDefaultImagesTestCase extends ImageFieldTestCase {
+
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image field default images tests',
+ 'description' => 'Tests setting up default images both to the field and field instance.',
+ 'group' => 'Image',
+ );
+ }
+
+ function setUp() {
+ parent::setUp(array('field_ui'));
+ }
+
+ /**
+ * Tests CRUD for fields and fields instances with default images.
+ */
+ function testDefaultImages() {
+ // Create files to use as the default images.
+ $files = $this->drupalGetTestFiles('image');
+ $default_images = array();
+ foreach (array('field', 'instance', 'instance2', 'field_new', 'instance_new') as $image_target) {
+ $file = array_pop($files);
+ $file = file_save($file);
+ $default_images[$image_target] = $file;
+ }
+
+ // Create an image field and add an instance to the article content type.
+ $field_name = strtolower($this->randomName());
+ $field_settings = array(
+ 'default_image' => $default_images['field']->fid,
+ );
+ $instance_settings = array(
+ 'default_image' => $default_images['instance']->fid,
+ );
+ $widget_settings = array(
+ 'preview_image_style' => 'medium',
+ );
+ $this->createImageField($field_name, 'article', $field_settings, $instance_settings, $widget_settings);
+ $field = field_info_field($field_name);
+ $instance = field_info_instance('node', $field_name, 'article');
+
+ // Add another instance with another default image to the page content type.
+ $instance2 = array_merge($instance, array(
+ 'bundle' => 'page',
+ 'settings' => array(
+ 'default_image' => $default_images['instance2']->fid,
+ ),
+ ));
+ field_create_instance($instance2);
+ $instance2 = field_info_instance('node', $field_name, 'page');
+
+
+ // Confirm the defaults are present on the article field admin form.
+ $this->drupalGet("admin/structure/types/manage/article/fields/$field_name");
+ $this->assertFieldByXpath(
+ '//input[@name="field[settings][default_image][fid]"]',
+ $default_images['field']->fid,
+ format_string(
+ 'Article image field default equals expected file ID of @fid.',
+ array('@fid' => $default_images['field']->fid)
+ )
+ );
+ $this->assertFieldByXpath(
+ '//input[@name="instance[settings][default_image][fid]"]',
+ $default_images['instance']->fid,
+ format_string(
+ 'Article image field instance default equals expected file ID of @fid.',
+ array('@fid' => $default_images['instance']->fid)
+ )
+ );
+
+ // Confirm the defaults are present on the page field admin form.
+ $this->drupalGet("admin/structure/types/manage/page/fields/$field_name");
+ $this->assertFieldByXpath(
+ '//input[@name="field[settings][default_image][fid]"]',
+ $default_images['field']->fid,
+ format_string(
+ 'Page image field default equals expected file ID of @fid.',
+ array('@fid' => $default_images['field']->fid)
+ )
+ );
+ $this->assertFieldByXpath(
+ '//input[@name="instance[settings][default_image][fid]"]',
+ $default_images['instance2']->fid,
+ format_string(
+ 'Page image field instance default equals expected file ID of @fid.',
+ array('@fid' => $default_images['instance2']->fid)
+ )
+ );
+
+ // Confirm that the image default is shown for a new article node.
+ $article = $this->drupalCreateNode(array('type' => 'article'));
+ $article_built = node_view($article);
+ $this->assertEqual(
+ $article_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance']->fid,
+ format_string(
+ 'A new article node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance']->fid)
+ )
+ );
+
+ // Confirm that the image default is shown for a new page node.
+ $page = $this->drupalCreateNode(array('type' => 'page'));
+ $page_built = node_view($page);
+ $this->assertEqual(
+ $page_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance2']->fid,
+ format_string(
+ 'A new page node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance2']->fid)
+ )
+ );
+
+ // Upload a new default for the field.
+ $field['settings']['default_image'] = $default_images['field_new']->fid;
+ field_update_field($field);
+
+ // Confirm that the new field default is used on the article admin form.
+ $this->drupalGet("admin/structure/types/manage/article/fields/$field_name");
+ $this->assertFieldByXpath(
+ '//input[@name="field[settings][default_image][fid]"]',
+ $default_images['field_new']->fid,
+ format_string(
+ 'Updated image field default equals expected file ID of @fid.',
+ array('@fid' => $default_images['field_new']->fid)
+ )
+ );
+
+ // Reload the nodes and confirm the field instance defaults are used.
+ $article_built = node_view($article = node_load($article->nid, NULL, $reset = TRUE));
+ $page_built = node_view($page = node_load($page->nid, NULL, $reset = TRUE));
+ $this->assertEqual(
+ $article_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance']->fid,
+ format_string(
+ 'An existing article node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance']->fid)
+ )
+ );
+ $this->assertEqual(
+ $page_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance2']->fid,
+ format_string(
+ 'An existing page node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance2']->fid)
+ )
+ );
+
+ // Upload a new default for the article's field instance.
+ $instance['settings']['default_image'] = $default_images['instance_new']->fid;
+ field_update_instance($instance);
+
+ // Confirm the new field instance default is used on the article field
+ // admin form.
+ $this->drupalGet("admin/structure/types/manage/article/fields/$field_name");
+ $this->assertFieldByXpath(
+ '//input[@name="instance[settings][default_image][fid]"]',
+ $default_images['instance_new']->fid,
+ format_string(
+ 'Updated article image field instance default equals expected file ID of @fid.',
+ array('@fid' => $default_images['instance_new']->fid)
+ )
+ );
+
+ // Reload the nodes.
+ $article_built = node_view($article = node_load($article->nid, NULL, $reset = TRUE));
+ $page_built = node_view($page = node_load($page->nid, NULL, $reset = TRUE));
+
+ // Confirm the article uses the new default.
+ $this->assertEqual(
+ $article_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance_new']->fid,
+ format_string(
+ 'An existing article node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance_new']->fid)
+ )
+ );
+ // Confirm the page remains unchanged.
+ $this->assertEqual(
+ $page_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance2']->fid,
+ format_string(
+ 'An existing page node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance2']->fid)
+ )
+ );
+
+ // Remove the instance default from articles.
+ $instance['settings']['default_image'] = NULL;
+ field_update_instance($instance);
+
+ // Confirm the article field instance default has been removed.
+ $this->drupalGet("admin/structure/types/manage/article/fields/$field_name");
+ $this->assertFieldByXpath(
+ '//input[@name="instance[settings][default_image][fid]"]',
+ '',
+ 'Updated article image field instance default has been successfully removed.'
+ );
+
+ // Reload the nodes.
+ $article_built = node_view($article = node_load($article->nid, NULL, $reset = TRUE));
+ $page_built = node_view($page = node_load($page->nid, NULL, $reset = TRUE));
+ // Confirm the article uses the new field (not instance) default.
+ $this->assertEqual(
+ $article_built[$field_name]['#items'][0]['fid'],
+ $default_images['field_new']->fid,
+ format_string(
+ 'An existing article node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['field_new']->fid)
+ )
+ );
+ // Confirm the page remains unchanged.
+ $this->assertEqual(
+ $page_built[$field_name]['#items'][0]['fid'],
+ $default_images['instance2']->fid,
+ format_string(
+ 'An existing page node without an image has the expected default image file ID of @fid.',
+ array('@fid' => $default_images['instance2']->fid)
+ )
+ );
+ }
+
+}
+
+/**
+ * Tests image theme functions.
+ */
+class ImageThemeFunctionWebTestCase extends DrupalWebTestCase {
+
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image theme functions',
+ 'description' => 'Test that the image theme functions work correctly.',
+ 'group' => 'Image',
+ );
+ }
+
+ function setUp() {
+ parent::setUp(array('image'));
+ }
+
+ /**
+ * Tests usage of the image field formatters.
+ */
+ function testImageFormatterTheme() {
+ // Create an image.
+ $files = $this->drupalGetTestFiles('image');
+ $file = reset($files);
+ $original_uri = file_unmanaged_copy($file->uri, 'public://', FILE_EXISTS_RENAME);
+
+ // Create a style.
+ image_style_save(array('name' => 'test', 'label' => 'Test'));
+ $url = image_style_url('test', $original_uri);
+
+ // Test using theme_image_formatter() without an image title, alt text, or
+ // link options.
+ $path = $this->randomName();
+ $element = array(
+ '#theme' => 'image_formatter',
+ '#image_style' => 'test',
+ '#item' => array(
+ 'uri' => $original_uri,
+ ),
+ '#path' => array(
+ 'path' => $path,
+ ),
+ );
+ $rendered_element = render($element);
+ $expected_result = '<a href="' . url($path) . '"><img typeof="foaf:Image" src="' . check_plain($url) . '" alt="" /></a>';
+ $this->assertEqual($expected_result, $rendered_element, 'theme_image_formatter() correctly renders without title, alt, or path options.');
+
+ // Link the image to a fragment on the page, and not a full URL.
+ $fragment = $this->randomName();
+ $element['#path']['path'] = '';
+ $element['#path']['options'] = array(
+ 'external' => TRUE,
+ 'fragment' => $fragment,
+ );
+ $rendered_element = render($element);
+ $expected_result = '<a href="#' . $fragment . '"><img typeof="foaf:Image" src="' . check_plain($url) . '" alt="" /></a>';
+ $this->assertEqual($expected_result, $rendered_element, 'theme_image_formatter() correctly renders a link fragment.');
+ }
+
+}
+
+/**
+ * Tests flushing of image styles.
+ */
+class ImageStyleFlushTest extends ImageFieldTestCase {
+
+ public static function getInfo() {
+ return array(
+ 'name' => 'Image style flushing',
+ 'description' => 'Tests flushing of image styles.',
+ 'group' => 'Image',
+ );
+ }
+
+ /**
+ * Given an image style and a wrapper, generate an image.
+ */
+ function createSampleImage($style, $wrapper) {
+ static $file;
+
+ if (!isset($file)) {
+ $files = $this->drupalGetTestFiles('image');
+ $file = reset($files);
+ }
+
+ // Make sure we have an image in our wrapper testing file directory.
+ $source_uri = file_unmanaged_copy($file->uri, $wrapper . '://');
+ // Build the derivative image.
+ $derivative_uri = image_style_path($style['name'], $source_uri);
+ $derivative = image_style_create_derivative($style, $source_uri, $derivative_uri);
+
+ return $derivative ? $derivative_uri : FALSE;
+ }
+
+ /**
+ * Count the number of images currently created for a style in a wrapper.
+ */
+ function getImageCount($style, $wrapper) {
+ return count(file_scan_directory($wrapper . '://styles/' . $style['name'], '/.*/'));
+ }
+
+ /**
+ * General test to flush a style.
+ */
+ function testFlush() {
+
+ // Setup a style to be created and effects to add to it.
+ $style_name = strtolower($this->randomName(10));
+ $style_label = $this->randomString();
+ $style_path = 'admin/config/media/image-styles/edit/' . $style_name;
+ $effect_edits = array(
+ 'image_resize' => array(
+ 'data[width]' => 100,
+ 'data[height]' => 101,
+ ),
+ 'image_scale' => array(
+ 'data[width]' => 110,
+ 'data[height]' => 111,
+ 'data[upscale]' => 1,
+ ),
+ );
+
+ // Add style form.
+ $edit = array(
+ 'name' => $style_name,
+ 'label' => $style_label,
+ );
+ $this->drupalPost('admin/config/media/image-styles/add', $edit, t('Create new style'));
+ // Add each sample effect to the style.
+ foreach ($effect_edits as $effect => $edit) {
+ // Add the effect.
+ $this->drupalPost($style_path, array('new' => $effect), t('Add'));
+ if (!empty($edit)) {
+ $this->drupalPost(NULL, $edit, t('Add effect'));
+ }
+ }
+
+ // Load the saved image style.
+ $style = image_style_load($style_name);
+
+ // Create an image for the 'public' wrapper.
+ $image_path = $this->createSampleImage($style, 'public');
+ // Expecting to find 2 images, one is the sample.png image shown in
+ // image style preview.
+ $this->assertEqual($this->getImageCount($style, 'public'), 2, format_string('Image style %style image %file successfully generated.', array('%style' => $style['name'], '%file' => $image_path)));
+
+ // Create an image for the 'private' wrapper.
+ $image_path = $this->createSampleImage($style, 'private');
+ $this->assertEqual($this->getImageCount($style, 'private'), 1, format_string('Image style %style image %file successfully generated.', array('%style' => $style['name'], '%file' => $image_path)));
+
+ // Remove the 'image_scale' effect and updates the style, which in turn
+ // forces an image style flush.
+ $effect = array_pop($style['effects']);
+ $this->drupalPost($style_path . '/effects/' . $effect['ieid'] . '/delete', array(), t('Delete'));
+ $this->assertResponse(200);
+ $this->drupalPost($style_path, array(), t('Update style'));
+ $this->assertResponse(200);
+
+ // Post flush, expected 1 image in the 'public' wrapper (sample.png).
+ $this->assertEqual($this->getImageCount($style, 'public'), 1, format_string('Image style %style flushed correctly for %wrapper wrapper.', array('%style' => $style['name'], '%wrapper' => 'public')));
+
+ // Post flush, expected no image in the 'private' wrapper.
+ $this->assertEqual($this->getImageCount($style, 'private'), 0, format_string('Image style %style flushed correctly for %wrapper wrapper.', array('%style' => $style['name'], '%wrapper' => 'private')));
+ }
+}