Same name in other branches

1. 9 core/tests/Drupal/KernelTests/Core/Image/ToolkitGdTest.php \Drupal\KernelTests\Core\Image\ToolkitGdTest::assertColorsAreEqual()
2. 10 core/tests/Drupal/KernelTests/Core/Image/ToolkitGdTest.php \Drupal\KernelTests\Core\Image\ToolkitGdTest::assertColorsAreEqual()

Assert two colors are equal by RGBA, net of full transparency.

Parameters

int[] $expected: The expected RGBA array.

int[] $actual: The actual RGBA array.

int $tolerance: The acceptable difference between the colors.

string $message: The assertion message.

1 call to ToolkitGdTest::assertColorsAreEqual()

ToolkitGdTest::testManipulations in core/tests/Drupal/KernelTests/Core/Image/ToolkitGdTest.php

Tests height, width and color for the corners for the final images.

File

core/tests/Drupal/KernelTests/Core/Image/ToolkitGdTest.php, line 84

Class

ToolkitGdTest

Tests for the GD image toolkit.

Namespace

Drupal\KernelTests\Core\Image

Code

protected function assertColorsAreEqual(array $expected, array $actual, int $tolerance, string $message = '') : void {
    // Fully transparent colors are equal, regardless of RGB.
    if ($actual[3] == 127 && $expected[3] == 127) {
        return;
    }
    $distance = pow($actual[0] - $expected[0], 2) + pow($actual[1] - $expected[1], 2) + pow($actual[2] - $expected[2], 2) + pow($actual[3] - $expected[3], 2);
    $this->assertLessThanOrEqual($tolerance, $distance, $message . " - Actual: {" . implode(',', $actual) . "}, Expected: {" . implode(',', $expected) . "}, Distance: " . $distance . ", Tolerance: " . $tolerance);
}

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