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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/test/test_intarith.cc | |
parent | Initial commit. (diff) | |
download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/test_intarith.cc')
-rw-r--r-- | src/test/test_intarith.cc | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/src/test/test_intarith.cc b/src/test/test_intarith.cc new file mode 100644 index 000000000..4457b9399 --- /dev/null +++ b/src/test/test_intarith.cc @@ -0,0 +1,40 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include <climits> +#include <gtest/gtest.h> +#include "include/intarith.h" + +TEST(intarith, cbits) { + ASSERT_EQ(0u, cbits(0)); + ASSERT_EQ(1u, cbits(1)); + ASSERT_EQ(2u, cbits(2)); + ASSERT_EQ(2u, cbits(3)); + ASSERT_EQ(3u, cbits(4)); + ASSERT_EQ(0u, cbits(0)); + ASSERT_EQ(1u, cbits(1)); + ASSERT_EQ(2u, cbits(2)); + ASSERT_EQ(2u, cbits(3)); + ASSERT_EQ(3u, cbits(4)); + ASSERT_EQ(9u, cbits(0x100)); + ASSERT_EQ(32u, cbits(0xffffffff)); + ASSERT_EQ(32u, cbits(0xffffffff)); + ASSERT_EQ(32u, cbits(0xffffffff)); + ASSERT_EQ(64u, cbits(0xffffffffffffffff)); +} + +TEST(intarith, p2family) { + ASSERT_EQ(1024, p2align(1200, 1024)); + ASSERT_EQ(1024, p2align(1024, 1024)); + ASSERT_EQ(0x1200, p2align(0x1234, 0x100)); + ASSERT_EQ(0x5600, p2align(0x5600, 0x100)); + + ASSERT_EQ(0x34, p2phase(0x1234, 0x100)); + ASSERT_EQ(0x00, p2phase(0x5600, 0x100)); + + ASSERT_EQ(0xcc, p2nphase(0x1234, 0x100)); + ASSERT_EQ(0x00, p2nphase(0x5600, 0x100)); + + ASSERT_EQ(0x1300, p2roundup(0x1234, 0x100)); + ASSERT_EQ(0x5600, p2roundup(0x5600, 0x100)); +} |