diff options
Diffstat (limited to 'source/blender/blenlib/tests/BLI_index_mask_test.cc')
| -rw-r--r-- | source/blender/blenlib/tests/BLI_index_mask_test.cc | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/source/blender/blenlib/tests/BLI_index_mask_test.cc b/source/blender/blenlib/tests/BLI_index_mask_test.cc index 4d6060e51c9..0778d71df01 100644 --- a/source/blender/blenlib/tests/BLI_index_mask_test.cc +++ b/source/blender/blenlib/tests/BLI_index_mask_test.cc @@ -40,4 +40,28 @@ TEST(index_mask, RangeConstructor) EXPECT_EQ(indices[2], 5); } +TEST(index_mask, SliceAndOffset) +{ + Vector<int64_t> indices; + { + IndexMask mask{IndexRange(10)}; + IndexMask new_mask = mask.slice_and_offset(IndexRange(3, 5), indices); + EXPECT_TRUE(new_mask.is_range()); + EXPECT_EQ(new_mask.size(), 5); + EXPECT_EQ(new_mask[0], 0); + EXPECT_EQ(new_mask[1], 1); + } + { + Vector<int64_t> original_indices = {2, 3, 5, 7, 8, 9, 10}; + IndexMask mask{original_indices.as_span()}; + IndexMask new_mask = mask.slice_and_offset(IndexRange(1, 4), indices); + EXPECT_FALSE(new_mask.is_range()); + EXPECT_EQ(new_mask.size(), 4); + EXPECT_EQ(new_mask[0], 0); + EXPECT_EQ(new_mask[1], 2); + EXPECT_EQ(new_mask[2], 4); + EXPECT_EQ(new_mask[3], 5); + } +} + } // namespace blender::tests |