diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2012-04-14 13:54:10 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2012-04-14 13:54:10 +0000 |
| commit | 63faed5b8e4f2755f127fcb8aa440480c0649327 (patch) | |
| tree | 19c69a04768629f2d440944b71cbe90adae0b615 /unittests/ADT/BitVectorTest.cpp | |
| parent | d4c8b5d2e851b0e8a063c6bf8543a4823a26c15a (diff) | |
Diffstat (limited to 'unittests/ADT/BitVectorTest.cpp')
| -rw-r--r-- | unittests/ADT/BitVectorTest.cpp | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/unittests/ADT/BitVectorTest.cpp b/unittests/ADT/BitVectorTest.cpp index fa663121a8a6..f733e13fdfc3 100644 --- a/unittests/ADT/BitVectorTest.cpp +++ b/unittests/ADT/BitVectorTest.cpp @@ -196,6 +196,52 @@ TEST(BitVectorTest, ProxyIndex) { EXPECT_TRUE(Vec.none()); } +TEST(BitVectorTest, PortableBitMask) { + BitVector A; + const uint32_t Mask1[] = { 0x80000000, 6, 5 }; + + A.resize(10); + A.setBitsInMask(Mask1, 3); + EXPECT_EQ(10u, A.size()); + EXPECT_FALSE(A.test(0)); + + A.resize(32); + A.setBitsInMask(Mask1, 3); + EXPECT_FALSE(A.test(0)); + EXPECT_TRUE(A.test(31)); + EXPECT_EQ(1u, A.count()); + + A.resize(33); + A.setBitsInMask(Mask1, 1); + EXPECT_EQ(1u, A.count()); + A.setBitsInMask(Mask1, 2); + EXPECT_EQ(1u, A.count()); + + A.resize(34); + A.setBitsInMask(Mask1, 2); + EXPECT_EQ(2u, A.count()); + + A.resize(65); + A.setBitsInMask(Mask1, 3); + EXPECT_EQ(4u, A.count()); + + A.setBitsNotInMask(Mask1, 1); + EXPECT_EQ(32u+3u, A.count()); + + A.setBitsNotInMask(Mask1, 3); + EXPECT_EQ(65u, A.count()); + + A.resize(96); + EXPECT_EQ(65u, A.count()); + + A.clear(); + A.resize(128); + A.setBitsNotInMask(Mask1, 3); + EXPECT_EQ(96u-5u, A.count()); + + A.clearBitsNotInMask(Mask1, 1); + EXPECT_EQ(64-4u, A.count()); +} } #endif |