diff options
Diffstat (limited to 'unittests')
-rw-r--r-- | unittests/ADT/IntervalMapTest.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/unittests/ADT/IntervalMapTest.cpp b/unittests/ADT/IntervalMapTest.cpp index fc16a32798..a84cca8dd7 100644 --- a/unittests/ADT/IntervalMapTest.cpp +++ b/unittests/ADT/IntervalMapTest.cpp @@ -550,4 +550,19 @@ TEST(IntervalMapTest, RandomCoalescing) { } +TEST(IntervalMapOverlapsTest, EmptyMaps) { + typedef IntervalMapOverlaps<UUMap,UUMap> UUOverlaps; + UUMap::Allocator allocator; + UUMap mapA(allocator); + UUMap mapB(allocator); + + // empty, empty. + EXPECT_FALSE(UUOverlaps(mapA, mapB).valid()); + + mapA.insert(1, 2, 3); + // full, empty + EXPECT_FALSE(UUOverlaps(mapA, mapB).valid()); + // empty, full + EXPECT_FALSE(UUOverlaps(mapB, mapA).valid()); +} } // namespace |