MavenExecutor mock = mock( MavenExecutor.class );
RunPerformGoalsPhase phase = (RunPerformGoalsPhase) lookup( ReleasePhase.ROLE, "run-perform-goals" );
phase.setMavenExecutor( mock );
ScmProvider scmProviderMock = mock( ScmProvider.class );
when( scmProviderMock.checkOut( isA( ScmRepository.class ),
argThat( new IsScmFileSetEquals( new ScmFileSet( checkoutDirectory ) ) ),
isA( ScmTag.class ) ) ).thenReturn( new CheckOutScmResult( "...", Collections.<ScmFile>emptyList() ) );
ScmManagerStub stub = (ScmManagerStub) lookup( ScmManager.ROLE );
stub.setScmProvider( scmProviderMock );