ImageTest.php in Drupal 8
Same filename in this branch
Same filename and directory in other branches
Namespace
Drupal\Tests\Component\UtilityFile
core/tests/Drupal/Tests/Component/Utility/ImageTest.phpView source
<?php
namespace Drupal\Tests\Component\Utility;
use Drupal\Component\Utility\Image;
use PHPUnit\Framework\TestCase;
/**
* @coversDefaultClass \Drupal\Component\Utility\Image
* @group Image
*/
class ImageTest extends TestCase {
/**
* Tests all control flow branches in image_dimensions_scale().
*
* @dataProvider providerTestScaleDimensions
*/
public function testScaleDimensions($input, $output) {
// Process the test dataset.
$return_value = Image::scaleDimensions($input['dimensions'], $input['width'], $input['height'], $input['upscale']);
// Check the width.
$this
->assertEquals($output['dimensions']['width'], $input['dimensions']['width'], sprintf('Computed width (%s) does not equal expected width (%s)', $output['dimensions']['width'], $input['dimensions']['width']));
// Check the height.
$this
->assertEquals($output['dimensions']['height'], $input['dimensions']['height'], sprintf('Computed height (%s) does not equal expected height (%s)', $output['dimensions']['height'], $input['dimensions']['height']));
// Check the return value.
$this
->assertEquals($output['return_value'], $return_value, 'Incorrect return value.');
}
/**
* Provides data for image dimension scale tests.
*
* @return array
* Keyed array containing:
* - 'input' - Array which contains input for Image::scaleDimensions().
* - 'output' - Array which contains expected output after passing
* through Image::scaleDimensions. Also contains a boolean
* 'return_value' which should match the expected return value.
*
* @see testScaleDimensions()
*/
public function providerTestScaleDimensions() {
// Define input / output datasets to test different branch conditions.
$tests = [];
// Test branch conditions:
// - No height.
// - Upscale, don't need to upscale.
$tests[] = [
'input' => [
'dimensions' => [
'width' => 1000,
'height' => 2000,
],
'width' => 200,
'height' => NULL,
'upscale' => TRUE,
],
'output' => [
'dimensions' => [
'width' => 200,
'height' => 400,
],
'return_value' => TRUE,
],
];
// Test branch conditions:
// - No width.
// - Don't upscale, don't need to upscale.
$tests[] = [
'input' => [
'dimensions' => [
'width' => 1000,
'height' => 800,
],
'width' => NULL,
'height' => 140,
'upscale' => FALSE,
],
'output' => [
'dimensions' => [
'width' => 175,
'height' => 140,
],
'return_value' => TRUE,
],
];
// Test branch conditions:
// - Source aspect ratio greater than target.
// - Upscale, need to upscale.
$tests[] = [
'input' => [
'dimensions' => [
'width' => 8,
'height' => 20,
],
'width' => 200,
'height' => 140,
'upscale' => TRUE,
],
'output' => [
'dimensions' => [
'width' => 56,
'height' => 140,
],
'return_value' => TRUE,
],
];
// Test branch condition: target aspect ratio greater than source.
$tests[] = [
'input' => [
'dimensions' => [
'width' => 2000,
'height' => 800,
],
'width' => 200,
'height' => 140,
'upscale' => FALSE,
],
'output' => [
'dimensions' => [
'width' => 200,
'height' => 80,
],
'return_value' => TRUE,
],
];
// Test branch condition: don't upscale, need to upscale.
$tests[] = [
'input' => [
'dimensions' => [
'width' => 100,
'height' => 50,
],
'width' => 200,
'height' => 140,
'upscale' => FALSE,
],
'output' => [
'dimensions' => [
'width' => 100,
'height' => 50,
],
'return_value' => FALSE,
],
];
return $tests;
}
}
Classes
Name | Description |
---|---|
ImageTest | @coversDefaultClass \Drupal\Component\Utility\Image @group Image |