// =====================================================================
RegionInstanceMock regionInstanceMock = new RegionInstanceMock(
"regionInstanceMock", expectations,
NDimensionalIndex.ZERO_DIMENSIONS);
final RegionMock regionMock = LayoutTestHelper.createRegionMock(
"regionMock", expectations, canvasLayoutMock);
final RegionContentMock regionContent1 = new RegionContentMock(
"regionContent1", expectations);