public function testInvokableThrowsExceptionWhenClassNotResolved()
{
$className = ClassWithNoNamespace::class;
$loader = $this->createMock(ClassLoader::class);
$loader->expects($this->once())->method('findFile')->with($className)->will($this->returnValue(null));
/** @var ClassLoader $loader */
$locator = new ComposerSourceLocator($loader);
$this->assertNull($locator->locateIdentifier($this->getMockReflector(), new Identifier($className, new IdentifierType(IdentifierType::IDENTIFIER_CLASS))));
}