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Add channel tests

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This commit is contained in:
Oliver Vogel
2023-10-14 14:42:27 +02:00
parent 929c7545bb
commit a5cc7e2d41
3 changed files with 143 additions and 0 deletions
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48
tests/Colors/Cmyk/ChannelTest.php Normal file
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<?php
namespace Intervention\Image\Tests\Colors\Cmyk;
use Intervention\Image\Colors\Cmyk\Channels\Cyan as Channel;
use Intervention\Image\Exceptions\ColorException;
use Intervention\Image\Tests\TestCase;
/**
* @requires extension gd
* @covers \Intervention\Image\Colors\Cmyk\Channels\Cyan
* @covers \Intervention\Image\Colors\Cmyk\Channels\Magenta
* @covers \Intervention\Image\Colors\Cmyk\Channels\Yellow
* @covers \Intervention\Image\Colors\Cmyk\Channels\Key
*/
class ChannelTest extends TestCase
{
public function testConstructor(): void
{
$channel = new Channel(0);
$this->assertInstanceOf(Channel::class, $channel);
}
public function testValue(): void
{
$channel = new Channel(10);
$this->assertEquals(10, $channel->value());
}
public function testNormalize(): void
{
$channel = new Channel(100);
$this->assertEquals(1, $channel->normalize());
$channel = new Channel(0);
$this->assertEquals(0, $channel->normalize());
$channel = new Channel(20);
$this->assertEquals(.2, $channel->normalize());
}
public function testValidate(): void
{
$this->expectException(ColorException::class);
new Channel(101);
$this->expectException(ColorException::class);
new Channel(-1);
}
}

47
tests/Colors/Rgb/ChannelTest.php Normal file
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<?php
namespace Intervention\Image\Tests\Colors\Rgb;
use Intervention\Image\Colors\Rgb\Channels\Red as Channel;
use Intervention\Image\Exceptions\ColorException;
use Intervention\Image\Tests\TestCase;
/**
* @requires extension gd
* @covers \Intervention\Image\Colors\Rgb\Channels\Red
* @covers \Intervention\Image\Colors\Rgb\Channels\Green
* @covers \Intervention\Image\Colors\Rgb\Channels\Blue
*/
class ChannelTest extends TestCase
{
public function testConstructor(): void
{
$channel = new Channel(0);
$this->assertInstanceOf(Channel::class, $channel);
}
public function testValue(): void
{
$channel = new Channel(10);
$this->assertEquals(10, $channel->value());
}
public function testNormalize(): void
{
$channel = new Channel(255);
$this->assertEquals(1, $channel->normalize());
$channel = new Channel(0);
$this->assertEquals(0, $channel->normalize());
$channel = new Channel(51);
$this->assertEquals(.2, $channel->normalize());
}
public function testValidate(): void
{
$this->expectException(ColorException::class);
new Channel(256);
$this->expectException(ColorException::class);
new Channel(-1);
}
}

48
tests/Colors/Rgba/ChannelTest.php Normal file
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<?php
namespace Intervention\Image\Tests\Colors\Rgba;
use Intervention\Image\Colors\Rgba\Channels\Red as Channel;
use Intervention\Image\Exceptions\ColorException;
use Intervention\Image\Tests\TestCase;
/**
* @requires extension gd
* @covers \Intervention\Image\Colors\Rgba\Channels\Red
* @covers \Intervention\Image\Colors\Rgba\Channels\Green
* @covers \Intervention\Image\Colors\Rgba\Channels\Blue
* @covers \Intervention\Image\Colors\Rgba\Channels\Alpha
*/
class ChannelTest extends TestCase
{
public function testConstructor(): void
{
$channel = new Channel(0);
$this->assertInstanceOf(Channel::class, $channel);
}
public function testValue(): void
{
$channel = new Channel(10);
$this->assertEquals(10, $channel->value());
}
public function testNormalize(): void
{
$channel = new Channel(255);
$this->assertEquals(1, $channel->normalize());
$channel = new Channel(0);
$this->assertEquals(0, $channel->normalize());
$channel = new Channel(51);
$this->assertEquals(.2, $channel->normalize());
}
public function testValidate(): void
{
$this->expectException(ColorException::class);
new Channel(256);
$this->expectException(ColorException::class);
new Channel(-1);
}
}