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<?php |
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declare(strict_types = 1); |
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namespace Tests\Innmind\Reflection\ExtractionStrategy; |
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use Innmind\Reflection\{ |
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ExtractionStrategy\DelegationStrategy, |
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ExtractionStrategy, |
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Exception\PropertyCannotBeExtracted, |
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}; |
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use PHPUnit\Framework\TestCase; |
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class DelegationStrategyTest extends TestCase |
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{ |
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public function testInterface() |
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{ |
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$this->assertInstanceOf( |
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ExtractionStrategy::class, |
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new DelegationStrategy |
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); |
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} |
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public function testSupports() |
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{ |
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$strategy = new DelegationStrategy( |
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$mock1 = $this->createMock(ExtractionStrategy::class), |
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$mock2 = $this->createMock(ExtractionStrategy::class) |
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); |
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$object = new \stdClass; |
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$property = 'foo'; |
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$mock1 |
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->expects($this->at(0)) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(false); |
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$mock1 |
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->expects($this->at(1)) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(true); |
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$mock1 |
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->expects($this->at(2)) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(false); |
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$mock2 |
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->expects($this->at(0)) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(true); |
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$mock2 |
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->expects($this->at(1)) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(false); |
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$this->assertTrue($strategy->supports($object, $property)); |
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$this->assertTrue($strategy->supports($object, $property)); |
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$this->assertFalse($strategy->supports($object, $property)); |
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} |
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public function testExtractWithFirstStrategy() |
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{ |
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$strategy = new DelegationStrategy( |
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$mock1 = $this->createMock(ExtractionStrategy::class), |
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$mock2 = $this->createMock(ExtractionStrategy::class) |
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); |
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$object = new \stdClass; |
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$property = 'foo'; |
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$mock1 |
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->expects($this->once()) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(true); |
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$mock2 |
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->expects($this->never()) |
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->method('supports'); |
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$mock1 |
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->expects($this->once()) |
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->method('extract') |
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->with($object, $property) |
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->willReturn('baz'); |
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$mock2 |
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->expects($this->never()) |
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->method('extract'); |
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$this->assertSame('baz', $strategy->extract($object, $property)); |
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} |
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public function testCacheStrategy() |
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{ |
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$strategy = new DelegationStrategy( |
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$mock1 = $this->createMock(ExtractionStrategy::class), |
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$mock2 = $this->createMock(ExtractionStrategy::class) |
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); |
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$object = new \stdClass; |
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$property = 'foo'; |
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$mock1 |
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->expects($this->once()) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(true); |
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$mock2 |
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->expects($this->never()) |
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->method('supports'); |
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$mock1 |
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->expects($this->exactly(2)) |
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->method('extract') |
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->with($object, $property) |
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->willReturn('baz'); |
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$mock2 |
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->expects($this->never()) |
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->method('extract'); |
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$this->assertSame('baz', $strategy->extract($object, $property)); |
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$this->assertSame('baz', $strategy->extract($object, $property)); |
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} |
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public function testExtractWithSecondStrategy() |
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{ |
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$strategy = new DelegationStrategy( |
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$mock1 = $this->createMock(ExtractionStrategy::class), |
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$mock2 = $this->createMock(ExtractionStrategy::class) |
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); |
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$object = new \stdClass; |
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$property = 'foo'; |
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$mock1 |
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->expects($this->once()) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(false); |
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$mock2 |
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->expects($this->once()) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(true); |
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$mock1 |
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->expects($this->never()) |
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->method('extract'); |
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$mock2 |
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->expects($this->once()) |
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->method('extract') |
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->with($object, $property) |
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->willReturn('baz'); |
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$this->assertSame('baz', $strategy->extract($object, $property)); |
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} |
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public function testThrowWhenNoStrategySupporting() |
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{ |
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$strategy = new DelegationStrategy( |
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$mock1 = $this->createMock(ExtractionStrategy::class), |
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$mock2 = $this->createMock(ExtractionStrategy::class) |
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); |
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$object = new \stdClass; |
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$property = 'foo'; |
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$mock1 |
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->expects($this->once()) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(false); |
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$mock2 |
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->expects($this->once()) |
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->method('supports') |
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->with($object, $property) |
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->willReturn(false); |
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$mock1 |
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->expects($this->never()) |
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->method('extract'); |
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$mock2 |
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->expects($this->never()) |
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->method('extract'); |
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$this->expectException(PropertyCannotBeExtracted::class); |
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$this->expectExceptionMessage('Property "foo" cannot be extracted'); |
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$strategy->extract($object, $property); |
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} |
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} |
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Innmind /
Reflection
