function ToolkitGdTest::colorsAreEqual

Function to compare two colors by RGBa.

1 call to ToolkitGdTest::colorsAreEqual()
ToolkitGdTest::testManipulations in core/tests/Drupal/KernelTests/Core/Image/ToolkitGdTest.php
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.

File

core/tests/Drupal/KernelTests/Core/Image/ToolkitGdTest.php, line 71

Class

ToolkitGdTest
Tests that core image manipulations work properly: scale, resize, rotate, crop, scale and crop, and desaturate.

Namespace

Drupal\KernelTests\Core\Image

Code

public 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;
}

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