asan/tests/asan_fake_stack_test.cc

73 TEST(FakeStack, ModuloNumberOfFrames) {
74   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 0, 0), 0U);
75   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 0, (1<<15)), 0U);
76   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 0, (1<<10)), 0U);
77   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 0, (1<<9)), 0U);
78   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 0, (1<<8)), 1U<<8);
79   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 0, (1<<15) + 1), 1U);
81   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 1, 0), 0U);
82   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 1, 1<<9), 0U);
83   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 1, 1<<8), 0U);
84   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 1, 1<<7), 1U<<7);
86   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 5, 0), 0U);
87   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 5, 1), 1U);
88   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 5, 15), 15U);
89   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 5, 16), 0U);
90   EXPECT_EQ(FakeStack::ModuloNumberOfFrames(15, 5, 17), 1U);