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<?php declare(strict_types=1);
/*
* This file is part of PHPUnit.
*
* (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 PHPUnit\Framework\MockObject;
use function md5;
use function mt_rand;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\Group;
use PHPUnit\Framework\Attributes\IgnorePhpunitDeprecations;
use PHPUnit\Framework\Attributes\Medium;
use PHPUnit\Framework\Attributes\TestDox;
use PHPUnit\Framework\MockObject\Generator\DuplicateMethodException;
use PHPUnit\Framework\MockObject\Generator\InvalidMethodNameException;
use PHPUnit\Framework\MockObject\Generator\NameAlreadyInUseException;
use PHPUnit\Framework\TestCase;
use PHPUnit\TestFixture\MockObject\ExtendableClass;
use PHPUnit\TestFixture\MockObject\ExtendableClassCallingMethodInConstructor;
use PHPUnit\TestFixture\MockObject\ExtendableClassWithConstructorArguments;
use PHPUnit\TestFixture\MockObject\InterfaceWithReturnTypeDeclaration;
#[CoversClass(MockBuilder::class)]
#[CoversClass(DuplicateMethodException::class)]
#[CoversClass(InvalidMethodNameException::class)]
#[CoversClass(NameAlreadyInUseException::class)]
#[Group('test-doubles')]
#[Group('test-doubles/creation')]
#[Group('test-doubles/mock-object')]
#[Medium]
final class MockBuilderTest extends TestCase
{
#[TestDox('setMockClassName() can be used to configure the name of the mock object class')]
public function testCanCreateMockObjectWithSpecifiedClassName(): void
{
$className = 'random_' . md5((string) mt_rand());
$double = $this->getMockBuilder(InterfaceWithReturnTypeDeclaration::class)
->setMockClassName($className)
->getMock();
$this->assertSame($className, $double::class);
}
#[TestDox('setMockClassName() cannot be used to configure the name of the mock object class when a class with that name already exists')]
public function testCannotCreateMockObjectWithSpecifiedClassNameWhenClassWithThatNameAlreadyExists(): void
{
$this->expectException(NameAlreadyInUseException::class);
$this->getMockBuilder(InterfaceWithReturnTypeDeclaration::class)
->setMockClassName(__CLASS__)
->getMock();
}
#[TestDox('setConstructorArgs() can be used to configure constructor arguments for a partially mocked class')]
public function testConstructorArgumentsCanBeConfiguredForPartiallyMockedClass(): void
{
$value = 'string';
$double = $this->getMockBuilder(ExtendableClassWithConstructorArguments::class)
->enableOriginalConstructor()
->setConstructorArgs([$value])
->onlyMethods([])
->getMock();
$this->assertSame($value, $double->value());
}
#[TestDox('onlyMethods() can be used to configure which methods should be doubled')]
public function testCreatesPartialMockObjectForExtendableClass(): void
{
$double = $this->getMockBuilder(ExtendableClass::class)
->onlyMethods(['doSomethingElse'])
->getMock();
$double->expects($this->once())->method('doSomethingElse')->willReturn(true);
$this->assertTrue($double->doSomething());
}
#[IgnorePhpunitDeprecations]
public function testDefaultBehaviourCanBeConfiguredExplicitly(): void
{
$double = $this->getMockBuilder(ExtendableClass::class)
->enableOriginalConstructor()
->enableOriginalClone()
->enableAutoReturnValueGeneration()
->getMock();
$this->assertTrue($double->constructorCalled);
}
#[TestDox('Mocked methods can be called from the original constructor of a partially mocked class')]
public function testOnlyMethodCalledInConstructorWorks(): void
{
$double = $this->getMockBuilder(ExtendableClassCallingMethodInConstructor::class)
->onlyMethods(['reset'])
->getMock();
$double->expects($this->once())->method('reset');
$double->second();
}
}
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