Set<String> ids = repo.getDomainIds();
assertEquals( 0, ids.size() );
assertEquals( 1, mock.getInvocationCount( "getDomainIds" ) ); //$NON-NLS-1$
repo.storeDomain( getTestDomain( ID ), false );
assertEquals( 0, PentahoSystem.getCacheManager( null ).getAllKeysFromRegionCache( CACHE_NAME ).size() );
ids = repo.getDomainIds();
assertEquals( 1, ids.size() );
assertEquals( 2, mock.getInvocationCount( "getDomainIds" ) ); //$NON-NLS-1$