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Diffstat (limited to 'tests/libntp/tstotv.cpp')
-rw-r--r-- | tests/libntp/tstotv.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/tests/libntp/tstotv.cpp b/tests/libntp/tstotv.cpp new file mode 100644 index 0000000..41f44d7 --- /dev/null +++ b/tests/libntp/tstotv.cpp @@ -0,0 +1,57 @@ +#include "libntptest.h" + +extern "C" { +#include "ntp_fp.h" +#include "timevalops.h" +}; + +class tstotvTest : public libntptest { +protected: + ::testing::AssertionResult IsEqual(const timeval& expected, + const timeval& actual) { + if (expected.tv_sec == actual.tv_sec && + expected.tv_usec == actual.tv_usec) { + // Success + return ::testing::AssertionSuccess(); + } else { + return ::testing::AssertionFailure() + << "expected: " << expected.tv_sec << "." + << expected.tv_usec + << " but was: " << actual.tv_sec << "." + << actual.tv_usec; + } + } + + static const u_long HALF = 2147483648UL; +}; + +TEST_F(tstotvTest, Seconds) { + const l_fp input = {50, 0}; // 50.0 s + const timeval expected = {50, 0}; + timeval actual; + + TSTOTV(&input, &actual); + + EXPECT_TRUE(IsEqual(expected, actual)); +} + +TEST_F(tstotvTest, MicrosecondsExact) { + const l_fp input = {50, HALF}; // 10.5 s + const timeval expected = {50, 500000}; + timeval actual; + + TSTOTV(&input, &actual); + + EXPECT_TRUE(IsEqual(expected, actual)); + +} + +TEST_F(tstotvTest, MicrosecondsRounding) { + const l_fp input = {50, 3865471UL}; // Should round to 50.0009 + const timeval expected = {50, 900}; + timeval actual; + + TSTOTV(&input, &actual); + + EXPECT_TRUE(IsEqual(expected, actual)); +} |