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Diffstat (limited to 'modules/simpletest/tests/image.test')
| -rw-r--r-- | modules/simpletest/tests/image.test | 460 |
1 files changed, 0 insertions, 460 deletions
diff --git a/modules/simpletest/tests/image.test b/modules/simpletest/tests/image.test deleted file mode 100644 index 60599bee529..00000000000 --- a/modules/simpletest/tests/image.test +++ /dev/null @@ -1,460 +0,0 @@ -<?php - -/** - * @file - * Tests for core image handling API. - */ - -/** - * Base class for image manipulation testing. - */ -class ImageToolkitTestCase extends DrupalWebTestCase { - protected $toolkit; - protected $file; - protected $image; - - function setUp() { - parent::setUp('image_test'); - - // Use the image_test.module's test toolkit. - $this->toolkit = 'test'; - - // Pick a file for testing. - $file = current($this->drupalGetTestFiles('image')); - $this->file = $file->uri; - - // Setup a dummy image to work with, this replicate image_load() so we - // can avoid calling it. - $this->image = new stdClass(); - $this->image->source = $this->file; - $this->image->info = image_get_info($this->file); - $this->image->toolkit = $this->toolkit; - - // Clear out any hook calls. - image_test_reset(); - } - - /** - * Assert that all of the specified image toolkit operations were called - * exactly once once, other values result in failure. - * - * @param $expected - * Array with string containing with the operation name, e.g. 'load', - * 'save', 'crop', etc. - */ - function assertToolkitOperationsCalled(array $expected) { - // Determine which operations were called. - $actual = array_keys(array_filter(image_test_get_all_calls())); - - // Determine if there were any expected that were not called. - $uncalled = array_diff($expected, $actual); - if (count($uncalled)) { - $this->assertTrue(FALSE, t('Expected operations %expected to be called but %uncalled was not called.', array('%expected' => implode(', ', $expected), '%uncalled' => implode(', ', $uncalled)))); - } - else { - $this->assertTrue(TRUE, t('All the expected operations were called: %expected', array('%expected' => implode(', ', $expected)))); - } - - // Determine if there were any unexpected calls. - $unexpected = array_diff($actual, $expected); - if (count($unexpected)) { - $this->assertTrue(FALSE, t('Unexpected operations were called: %unexpected.', array('%unexpected' => implode(', ', $unexpected)))); - } - else { - $this->assertTrue(TRUE, t('No unexpected operations were called.')); - } - } -} - -/** - * Test that the functions in image.inc correctly pass data to the toolkit. - */ -class ImageToolkitUnitTest extends ImageToolkitTestCase { - public static function getInfo() { - return array( - 'name' => 'Image toolkit tests', - 'description' => 'Check image toolkit functions.', - 'group' => 'Image', - ); - } - - /** - * Check that hook_image_toolkits() is called and only available toolkits are - * returned. - */ - function testGetAvailableToolkits() { - $toolkits = image_get_available_toolkits(); - $this->assertTrue(isset($toolkits['test']), t('The working toolkit was returned.')); - $this->assertFalse(isset($toolkits['broken']), t('The toolkit marked unavailable was not returned')); - $this->assertToolkitOperationsCalled(array()); - } - - /** - * Test the image_load() function. - */ - function testLoad() { - $image = image_load($this->file, $this->toolkit); - $this->assertTrue(is_object($image), t('Returned an object.')); - $this->assertEqual($this->toolkit, $image->toolkit, t('Image had toolkit set.')); - $this->assertToolkitOperationsCalled(array('load', 'get_info')); - } - - /** - * Test the image_save() function. - */ - function testSave() { - $this->assertFalse(image_save($this->image), t('Function returned the expected value.')); - $this->assertToolkitOperationsCalled(array('save')); - } - - /** - * Test the image_resize() function. - */ - function testResize() { - $this->assertTrue(image_resize($this->image, 1, 2), t('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, t('Width was passed correctly')); - $this->assertEqual($calls['resize'][0][2], 2, t('Height was passed correctly')); - } - - /** - * Test the image_scale() function. - */ - function testScale() { -// TODO: need to test upscaling - $this->assertTrue(image_scale($this->image, 10, 10), t('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, t('Width was passed correctly')); - $this->assertEqual($calls['resize'][0][2], 5, t('Height was based off aspect ratio and passed correctly')); - } - - /** - * Test the image_scale_and_crop() function. - */ - function testScaleAndCrop() { - $this->assertTrue(image_scale_and_crop($this->image, 5, 10), t('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, t('X was computed and passed correctly')); - $this->assertEqual($calls['crop'][0][2], 0, t('Y was computed and passed correctly')); - $this->assertEqual($calls['crop'][0][3], 5, t('Width was computed and passed correctly')); - $this->assertEqual($calls['crop'][0][4], 10, t('Height was computed and passed correctly')); - } - - /** - * Test the image_rotate() function. - */ - function testRotate() { - $this->assertTrue(image_rotate($this->image, 90, 1), t('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, t('Degrees were passed correctly')); - $this->assertEqual($calls['rotate'][0][2], 1, t('Background color was passed correctly')); - } - - /** - * Test the image_crop() function. - */ - function testCrop() { - $this->assertTrue(image_crop($this->image, 1, 2, 3, 4), t('Function returned the expected value.')); - $this->assertToolkitOperationsCalled(array('crop')); - - // Check the parameters. - $calls = image_test_get_all_calls(); - $this->assertEqual($calls['crop'][0][1], 1, t('X was passed correctly')); - $this->assertEqual($calls['crop'][0][2], 2, t('Y was passed correctly')); - $this->assertEqual($calls['crop'][0][3], 3, t('Width was passed correctly')); - $this->assertEqual($calls['crop'][0][4], 4, t('Height was passed correctly')); - } - - /** - * Test the image_desaturate() function. - */ - function testDesaturate() { - $this->assertTrue(image_desaturate($this->image), t('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, t('Only the image was passed.')); - } -} - -/** - * Test the core GD image manipulation functions. - */ -class ImageToolkitGdTestCase extends DrupalWebTestCase { - // Colors that are used in testing. - protected $black = array(0, 0, 0, 0); - protected $red = array(255, 0, 0, 0); - protected $green = array(0, 255, 0, 0); - protected $blue = array(0, 0, 255, 0); - protected $yellow = array(255, 255, 0, 0); - protected $fuchsia = array(255, 0, 255, 0); // Used as background colors. - protected $transparent = array(0, 0, 0, 127); - protected $white = array(255, 255, 255, 0); - - protected $width = 40; - protected $height = 20; - - public static function getInfo() { - return array( - 'name' => 'Image GD manipulation tests', - 'description' => 'Check that core image manipulations work properly: scale, resize, rotate, crop, scale and crop, and desaturate.', - 'group' => 'Image', - ); - } - - /** - * Function to compare two colors by RGBa. - */ - function colorsAreEqual($color_a, $color_b) { - // Fully transparent pixels are equal, regardless of RGB. - if ($color_a[3] == 127 && $color_b[3] == 127) { - return TRUE; - } - - foreach ($color_a as $key => $value) { - if ($color_b[$key] != $value) { - return FALSE; - } - } - - return TRUE; - } - - /** - * Function for finding a pixel's RGBa values. - */ - function getPixelColor($image, $x, $y) { - $color_index = imagecolorat($image->resource, $x, $y); - - $transparent_index = imagecolortransparent($image->resource); - if ($color_index == $transparent_index) { - return array(0, 0, 0, 127); - } - - return array_values(imagecolorsforindex($image->resource, $color_index)); - } - - /** - * Since PHP can't visually check that our images have been manipulated - * properly, build a list of expected color values for each of the corners and - * the expected height and widths for the final images. - */ - function testManipulations() { - // If GD isn't available don't bother testing this. - if (!function_exists('image_gd_check_settings') || !image_gd_check_settings()) { - $this->pass(t('Image manipulations for the GD toolkit were skipped because the GD toolkit is not available.')); - return; - } - - // Typically the corner colors will be unchanged. These colors are in the - // order of top-left, top-right, bottom-right, bottom-left. - $default_corners = array($this->red, $this->green, $this->blue, $this->transparent); - - // A list of files that will be tested. - $files = array( - 'image-test.png', - 'image-test.gif', - 'image-test.jpg', - ); - - // Setup a list of tests to perform on each type. - $operations = array( - 'resize' => array( - 'function' => 'resize', - 'arguments' => array(20, 10), - 'width' => 20, - 'height' => 10, - 'corners' => $default_corners, - ), - 'scale_x' => array( - 'function' => 'scale', - 'arguments' => array(20, NULL), - 'width' => 20, - 'height' => 10, - 'corners' => $default_corners, - ), - 'scale_y' => array( - 'function' => 'scale', - 'arguments' => array(NULL, 10), - 'width' => 20, - 'height' => 10, - 'corners' => $default_corners, - ), - 'upscale_x' => array( - 'function' => 'scale', - 'arguments' => array(80, NULL, TRUE), - 'width' => 80, - 'height' => 40, - 'corners' => $default_corners, - ), - 'upscale_y' => array( - 'function' => 'scale', - 'arguments' => array(NULL, 40, TRUE), - 'width' => 80, - 'height' => 40, - 'corners' => $default_corners, - ), - 'crop' => array( - 'function' => 'crop', - 'arguments' => array(12, 4, 16, 12), - 'width' => 16, - 'height' => 12, - 'corners' => array_fill(0, 4, $this->white), - ), - 'scale_and_crop' => array( - 'function' => 'scale_and_crop', - 'arguments' => array(10, 8), - 'width' => 10, - 'height' => 8, - 'corners' => array_fill(0, 4, $this->black), - ), - ); - - // Systems using non-bundled GD2 don't have imagerotate. Test if available. - if (function_exists('imagerotate')) { - $operations += array( - 'rotate_5' => array( - 'function' => 'rotate', - 'arguments' => array(5, 0xFF00FF), // Fuchsia background. - 'width' => 42, - 'height' => 24, - 'corners' => array_fill(0, 4, $this->fuchsia), - ), - 'rotate_90' => array( - 'function' => 'rotate', - 'arguments' => array(90, 0xFF00FF), // Fuchsia background. - 'width' => 20, - 'height' => 40, - 'corners' => array($this->fuchsia, $this->red, $this->green, $this->blue), - ), - 'rotate_transparent_5' => array( - 'function' => 'rotate', - 'arguments' => array(5), - 'width' => 42, - 'height' => 24, - 'corners' => array_fill(0, 4, $this->transparent), - ), - 'rotate_transparent_90' => array( - 'function' => 'rotate', - 'arguments' => array(90), - 'width' => 20, - 'height' => 40, - 'corners' => array($this->transparent, $this->red, $this->green, $this->blue), - ), - ); - } - - // Systems using non-bundled GD2 don't have imagefilter. Test if available. - if (function_exists('imagefilter')) { - $operations += array( - 'desaturate' => array( - 'function' => 'desaturate', - 'arguments' => array(), - 'height' => 20, - 'width' => 40, - // Grayscale corners are a bit funky. Each of the corners are a shade of - // gray. The values of these were determined simply by looking at the - // final image to see what desaturated colors end up being. - 'corners' => array( - array_fill(0, 3, 76) + array(3 => 0), - array_fill(0, 3, 149) + array(3 => 0), - array_fill(0, 3, 29) + array(3 => 0), - array_fill(0, 3, 0) + array(3 => 127) - ), - ), - ); - } - - foreach ($files as $file) { - foreach ($operations as $op => $values) { - // Load up a fresh image. - $image = image_load(drupal_get_path('module', 'simpletest') . '/files/' . $file, 'gd'); - if (!$image) { - $this->fail(t('Could not load image %file.', array('%file' => $file))); - continue 2; - } - - // Transparent GIFs and the imagefilter function don't work together. - // There is a todo in image.gd.inc to correct this. - if ($image->info['extension'] == 'gif') { - if ($op == 'desaturate') { - $values['corners'][3] = $this->white; - } - } - - // Perform our operation. - $function = 'image_' . $values['function']; - $arguments = array(); - $arguments[] = &$image; - $arguments = array_merge($arguments, $values['arguments']); - call_user_func_array($function, $arguments); - - // To keep from flooding the test with assert values, make a general - // value for whether each group of values fail. - $correct_dimensions_real = TRUE; - $correct_dimensions_object = TRUE; - $correct_colors = TRUE; - - // Check the real dimensions of the image first. - if (imagesy($image->resource) != $values['height'] || imagesx($image->resource) != $values['width']) { - $correct_dimensions_real = FALSE; - } - - // Check that the image object has an accurate record of the dimensions. - if ($image->info['width'] != $values['width'] || $image->info['height'] != $values['height']) { - $correct_dimensions_object = FALSE; - } - // Now check each of the corners to ensure color correctness. - foreach ($values['corners'] as $key => $corner) { - // Get the location of the corner. - switch ($key) { - case 0: - $x = 0; - $y = 0; - break; - case 1: - $x = $values['width'] - 1; - $y = 0; - break; - case 2: - $x = $values['width'] - 1; - $y = $values['height'] - 1; - break; - case 3: - $x = 0; - $y = $values['height'] - 1; - break; - } - $color = $this->getPixelColor($image, $x, $y); - $correct_colors = $this->colorsAreEqual($color, $corner); - } - - $directory = file_default_scheme() . '://imagetests'; - file_prepare_directory($directory, FILE_CREATE_DIRECTORY); - image_save($image, $directory . '/' . $op . '.' . $image->info['extension']); - - $this->assertTrue($correct_dimensions_real, t('Image %file after %action action has proper dimensions.', array('%file' => $file, '%action' => $op))); - $this->assertTrue($correct_dimensions_object, t('Image %file object after %action action is reporting the proper height and width values.', array('%file' => $file, '%action' => $op))); - // JPEG colors will always be messed up due to compression. - if ($image->info['extension'] != 'jpg') { - $this->assertTrue($correct_colors, t('Image %file object after %action action has the correct color placement.', array('%file' => $file, '%action' => $op))); - } - } - } - - } -} |