/** * @test */ public function setClassMetadataExtensionClassValidateResult() { $classMetadataExtensionClass = '\\DateTime'; $result = $this->classMetadata->setClassMetadataExtensionClass($classMetadataExtensionClass); $this->assertSame($this->classMetadata, $result); $this->assertEquals($classMetadataExtensionClass, $this->classMetadata->getClassMetadataExtensionClass()); }