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#include "g_lfptest.h"
extern "C" {
#include "ntp_unixtime.h"
};
// Required for Solaris.
#include <math.h>
class buftvtotsTest : public lfptest {
};
#ifndef SYS_WINNT
TEST_F(buftvtotsTest, ZeroBuffer) {
const timeval input = {0, 0};
const l_fp expected = {0 + JAN_1970, 0};
l_fp actual;
ASSERT_TRUE(buftvtots((const char*)(&input), &actual));
EXPECT_TRUE(IsEqual(expected, actual));
}
TEST_F(buftvtotsTest, IntegerAndFractionalBuffer) {
const timeval input = {5, 500000}; // 5.5
const l_fp expected = {5 + JAN_1970, HALF};
l_fp actual;
ASSERT_TRUE(buftvtots((const char*)(&input), &actual));
// Compare the fractional part with an absolute error given.
EXPECT_EQ(expected.l_ui, actual.l_ui);
double expectedDouble, actualDouble;
M_LFPTOD(0, expected.l_uf, expectedDouble);
M_LFPTOD(0, actual.l_uf, actualDouble);
// The error should be less than 0.5 us
EXPECT_NEAR(expectedDouble, actualDouble, 0.0000005);
}
TEST_F(buftvtotsTest, IllegalMicroseconds) {
const timeval input = {0, 1100000}; // > 999 999 microseconds.
l_fp actual;
ASSERT_FALSE(buftvtots((const char*)(&input), &actual));
}
#else
TEST_F(buftvtotsTest, AlwaysFalseOnWindows) {
/*
* Under Windows, buftvtots will just return
* 0 (false).
*/
l_fp actual;
ASSERT_FALSE(buftvtots("", &actual));
}
#endif
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