public function testGetRootPackage()
 {
     $rootPackageMock = $this->getMockForAbstractClass(\Composer\Package\RootPackageInterface::class);
     $this->composerMock->expects($this->once())->method('getPackage')->willReturn($rootPackageMock);
     $this->assertEquals($rootPackageMock, $this->composerInformation->getRootPackage());
 }