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--TEST--
Test ImagickPixel::isPixelSimilar
--SKIPIF--
<?php require_once(dirname(__FILE__) . '/skipif.inc');
--FILE--
<?php
$root3 = 1.732050807568877;
$tests = array(
array ('rgb(245, 0, 0)', 'rgb(255, 0, 0)', 9 / $root3, false,),
array ('rgb(245, 0, 0)', 'rgb(255, 0, 0)', 10 / $root3, true,),
array ('rgb(0, 0, 0)', 'rgb(7, 7, 0)', 9 / $root3, false,),
array ('rgb(0, 0, 0)', 'rgb(7, 7, 0)', 10 / $root3, true,),
array ('rgba(0, 0, 0, 1)', 'rgba(7, 7, 0, 1)', 9 / $root3, false,),
array ('rgba(0, 0, 0, 1)', 'rgba(7, 7, 0, 1)', 10 / $root3, true,),
array ('rgb(128, 128, 128)', 'rgb(128, 128, 120)', 7 / $root3, false,),
array ('rgb(128, 128, 128)', 'rgb(128, 128, 120)', 8 / $root3, true,),
array ('rgb(0, 0, 0)', 'rgb(255, 255, 255)', 254.9, false,),
array ('rgb(0, 0, 0)', 'rgb(255, 255, 255)', 255, true,),
array ('rgb(255, 0, 0)', 'rgb(0, 255, 255)', 254.9, false,),
array ('rgb(255, 0, 0)', 'rgb(0, 255, 255)', 255, true,),
array ('black', 'rgba(0, 0, 0)', 0.0, true),
array ('black', 'rgba(10, 0, 0, 1.0)', 10.0 / $root3, true),
);
try {
foreach ($tests as $testInfo) {
$color1 = $testInfo[0];
$color2 = $testInfo[1];
$distance = $testInfo[2];
$expectation = $testInfo[3];
$testDistance = ($distance / 255.0);
$color1Pixel = new ImagickPixel($color1);
$color2Pixel = new ImagickPixel($color2);
$isSimilar = $color1Pixel->isPixelSimilar($color2Pixel, $testDistance);
if ($isSimilar !== $expectation) {
echo "isPixelSimilar failed. Color [$color1] compared to color [$color2] is not within distance $testDistance.". PHP_EOL;
}
}
echo "success";
} catch (\Exception $e) {
echo "Exception caught in ImagickPixel::isPixelSimilar test: ".$e->getMessage() . PHP_EOL;
}
?>
--EXPECT--
success
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