<?php
namespace HeroQR\Tests\Unit\Managers;
use HeroQR\Managers\{ColorManager,LabelManager};
use PHPUnit\Framework\{Attributes\Test,TestCase};
use HeroQR\Contracts\Managers\LabelManagerInterface;
/**
* Class LabelManagerTest
* Test cases for LabelManager class.
*/
class LabelManagerTest extends TestCase
{
private LabelManager $labelManager;
/**
* Initializes the LabelManager instance
*/
protected function setUp(): void
{
parent::setUp();
$this->labelManager = new LabelManager(new ColorManager());
$this->assertInstanceOf(LabelManagerInterface::class, $this->labelManager, 'The LabelManager must implement LabelManagerInterface');
}
/***
* Test the set and get label functionality
*/
#[Test]
public function isSetAndGetLabel(): void
{
$label = $this->labelManager;
$label->setLabel('test label');
$this->assertEquals('test label', $label->getLabel(), 'Label Text Does Not Match Expected Value');
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('Label Text Cannot Be Empty');
$label->setLabel('');
}
/***
* Test the behavior when setting invalid label text length
*/
#[Test]
public function isInvalidLabelText(): void
{
$label = $this->labelManager;
$longText = str_repeat('a', 201);
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('Label Text Cannot Exceed 200 Characters');
$label->setLabel($longText);
}
/***
* Test the functionality of getting label font size and font name
*/
#[Test]
public function isGetLabelFont(): void
{
$label = $this->labelManager;
$fontSize = $label->getLabelFont()->getSize();
$this->assertIsInt($fontSize, 'Font Size Should Be An Integer');
$this->assertEquals(20, $fontSize, 'Default Font Size Should Be 20');
$fontClass = explode('\\', $label->getLabelFont()::class);
$fontName = end($fontClass);
$this->assertEquals('OpenSans', $fontName, 'Default Font Name Should Be OpenSans');
}
/***
* Test setting and getting a custom label size
*/
#[Test]
public function isSetLabelSize(): void
{
$label = $this->labelManager;
$label->setLabelSize(15);
$this->assertEquals(15, $label->getLabelFont()->getSize(), 'Font size Should Be Updated To 15');
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('Font Size Must Be A Positive Integer');
$label->setLabelSize(-10);
}
/***
* Test setting label alignment
*/
#[Test]
public function isSetLabelAlign(): void
{
$label = $this->labelManager;
$this->assertEquals('center', $label->getLabelAlign()->value, 'Default Alignment Should Be Center');
$validAlignments = ['right', 'left', 'CENTER'];
foreach ($validAlignments as $alignment) {
$label->setLabelAlign($alignment);
$this->assertEquals(strtolower($alignment), $label->getLabelAlign()->value, "Alignment Should Be Set To {$alignment}");
}
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('Invalid Label Alignment. Allowed Values Are "left", "center", or "right"');
$label->setLabelAlign('invalid');
}
/***
* Test setting and getting a custom label color
*/
#[Test]
public function isSetAndGetLabelColor(): void
{
$label = $this->labelManager;
$defaultColor = $label->getLabelColor();
$this->assertEquals([0, 0, 0], [$defaultColor->getRed(), $defaultColor->getGreen(), $defaultColor->getBlue()], 'Default label color should be black');
$label->setLabelColor(['Red' => 255, 'Green' => 87 , 'Blue' => 51, 'Alpha' => 0.5]);
$customColor = $label->getLabelColor();
$this->assertEqualsWithDelta([255, 87, 51, 0.5], [
$customColor->getRed(),
$customColor->getGreen(),
$customColor->getBlue(),
$customColor->getOpacity()
],0.01, 'Custom color values do not match expected');
}
/***
* Test the behavior when an invalid label color format is set
*/
#[Test]
public function isInvalidLabelColor(): void
{
$label = $this->labelManager;
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage("Red must be integer (0-255). Input: 260");
$label->setLabelColor(['Red' => 260, 'Green' => 87 , 'Blue' => 51, 'Alpha' => 0.5]);
}
/***
* Test the behavior when an invalid label alpha color format is set
*/
#[Test]
public function isInvalidLabelAlphaColor(): void
{
$label = $this->labelManager;
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage("Alpha must be between 0 and 1.");
$label->setLabelColor(['Red' => 255, 'Green' => 87 , 'Blue' => 51, 'Alpha' => 10]);
}
/***
* Test setting and getting label margin values
*/
#[Test]
public function isSetAndGetLabelMargin(): void
{
$label = $this->labelManager;
$defaultMargin = $label->getLabelMargin();
$this->assertEquals([0, 10, 10, 10], [$defaultMargin->getTop(), $defaultMargin->getRight(), $defaultMargin->getBottom(), $defaultMargin->getLeft()], 'Default margins do not match expected values');
$label->setLabelMargin([5, 5, 5, 5]);
$customMargin = $label->getLabelMargin();
$this->assertEquals([5, 5, 5, 5], [$customMargin->getTop(), $customMargin->getRight(), $customMargin->getBottom(), $customMargin->getLeft()], 'Custom margins do not match expected values');
}
/***
* Test the behavior when invalid label margin values are set
*/
#[Test]
public function isInvalidLabelMargin(): void
{
$label = $this->labelManager;
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('Margin Array Must Contain Exactly 4 Values [top, right, bottom, left]');
$label->setLabelMargin([10, 0]);
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('Margin values must be between -200 and 200');
$label->setLabelMargin([-302, 0, 210, 0]);
$this->expectException(\InvalidArgumentException::class);
$this->expectExceptionMessage('All Margin Values Must Be Numeric');
$label->setLabelMargin(['one', '0', '5.2', '5']);
}
}
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