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