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<?php declare(strict_types=1);
/*
* This file is part of sebastian/complexity.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\Complexity;
use function file_get_contents;
use PhpParser\ParserFactory;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\Medium;
use PHPUnit\Framework\Attributes\UsesClass;
use PHPUnit\Framework\TestCase;
#[CoversClass(Calculator::class)]
#[CoversClass(ComplexityCalculatingVisitor::class)]
#[CoversClass(CyclomaticComplexityCalculatingVisitor::class)]
#[UsesClass(Complexity::class)]
#[UsesClass(ComplexityCollection::class)]
#[UsesClass(ComplexityCollectionIterator::class)]
#[Medium]
final class CalculatorTest extends TestCase
{
public function testCalculatesCyclomaticComplexityOfClassMethodInSourceFile(): void
{
$result = (new Calculator)->calculateForSourceFile(__DIR__ . '/../_fixture/ExampleClass.php')->asArray();
$this->assertSame('SebastianBergmann\Complexity\TestFixture\ExampleClass::method', $result[0]->name());
$this->assertSame(14, $result[0]->cyclomaticComplexity());
}
public function testCalculatesCyclomaticComplexityOfTraitMethodInSourceFile(): void
{
$result = (new Calculator)->calculateForSourceFile(__DIR__ . '/../_fixture/ExampleTrait.php')->asArray();
$this->assertSame('SebastianBergmann\Complexity\TestFixture\ExampleTrait::method', $result[0]->name());
$this->assertSame(14, $result[0]->cyclomaticComplexity());
}
public function testCalculatesCyclomaticComplexityOfFunctionInSourceFile(): void
{
$result = (new Calculator)->calculateForSourceFile(__DIR__ . '/../_fixture/example_function.php')->asArray();
$this->assertSame('SebastianBergmann\Complexity\TestFixture\example_function', $result[0]->name());
$this->assertSame(16, $result[0]->cyclomaticComplexity());
}
public function testCalculatesCyclomaticComplexityInSourceString(): void
{
$source = file_get_contents(__DIR__ . '/../_fixture/ExampleClass.php');
$this->assertIsString($source);
$result = (new Calculator)->calculateForSourceString($source)->asArray();
$this->assertSame('SebastianBergmann\Complexity\TestFixture\ExampleClass::method', $result[0]->name());
$this->assertSame(14, $result[0]->cyclomaticComplexity());
}
public function testCalculatesCyclomaticComplexityInAbstractSyntaxTree(): void
{
$source = file_get_contents(__DIR__ . '/../_fixture/ExampleClass.php');
$this->assertIsString($source);
$nodes = (new ParserFactory)->createForHostVersion()->parse($source);
$this->assertNotNull($nodes);
$result = (new Calculator)->calculateForAbstractSyntaxTree($nodes)->asArray();
$this->assertSame('SebastianBergmann\Complexity\TestFixture\ExampleClass::method', $result[0]->name());
$this->assertSame(14, $result[0]->cyclomaticComplexity());
}
}
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