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/Support/BlockFrequencyTest.cpp | |
| parent | d4c8b5d2e851b0e8a063c6bf8543a4823a26c15a (diff) | |
Diffstat (limited to 'unittests/Support/BlockFrequencyTest.cpp')
| -rw-r--r-- | unittests/Support/BlockFrequencyTest.cpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/unittests/Support/BlockFrequencyTest.cpp b/unittests/Support/BlockFrequencyTest.cpp index edeea9b357f5..df256424b82d 100644 --- a/unittests/Support/BlockFrequencyTest.cpp +++ b/unittests/Support/BlockFrequencyTest.cpp @@ -53,4 +53,33 @@ TEST(BlockFrequencyTest, MaxToMax) { EXPECT_EQ(Freq.getFrequency(), UINT64_MAX); } +TEST(BlockFrequencyTest, ProbabilityCompare) { + BranchProbability A(4, 5); + BranchProbability B(4U << 29, 5U << 29); + BranchProbability C(3, 4); + + EXPECT_TRUE(A == B); + EXPECT_FALSE(A != B); + EXPECT_FALSE(A < B); + EXPECT_FALSE(A > B); + EXPECT_TRUE(A <= B); + EXPECT_TRUE(A >= B); + + EXPECT_FALSE(B == C); + EXPECT_TRUE(B != C); + EXPECT_FALSE(B < C); + EXPECT_TRUE(B > C); + EXPECT_FALSE(B <= C); + EXPECT_TRUE(B >= C); + + BranchProbability BigZero(0, UINT32_MAX); + BranchProbability BigOne(UINT32_MAX, UINT32_MAX); + EXPECT_FALSE(BigZero == BigOne); + EXPECT_TRUE(BigZero != BigOne); + EXPECT_TRUE(BigZero < BigOne); + EXPECT_FALSE(BigZero > BigOne); + EXPECT_TRUE(BigZero <= BigOne); + EXPECT_FALSE(BigZero >= BigOne); +} + } |