buftvtots.c revision 284990 
1#include "config.h"
2#include "ntp_types.h"
3#include "ntp_stdlib.h"
4
5#include "lfptest.h"
6
7#include "ntp_unixtime.h"
8
9#include "unity.h"
10
11// Required for Solaris.
12#include <math.h>
13
14
15
16void test_ZeroBuffer() {
17#ifndef SYS_WINNT
18	const struct timeval input = {0, 0};
19	const l_fp expected = {0 + JAN_1970, 0};
20
21	l_fp actual;
22
23	TEST_ASSERT_TRUE(buftvtots((const char*)(&input), &actual));
24	TEST_ASSERT_TRUE(IsEqual(expected, actual));
25#else
26	TEST_IGNORE_MESSAGE("Test only for Windows, skipping...");
27#endif
28}
29
30void test_IntegerAndFractionalBuffer() {
31#ifndef SYS_WINNT
32	const struct timeval input = {5, 500000}; // 5.5
33	const l_fp expected = {5 + JAN_1970, HALF};
34
35	l_fp actual;
36
37	TEST_ASSERT_TRUE(buftvtots((const char*)(&input), &actual));
38
39	// Compare the fractional part with an absolute error given.
40	TEST_ASSERT_EQUAL(expected.l_ui, actual.l_ui);
41
42	double expectedDouble, actualDouble;
43	M_LFPTOD(0, expected.l_uf, expectedDouble);
44	M_LFPTOD(0, actual.l_uf, actualDouble);
45
46	// The error should be less than 0.5 us
47	TEST_ASSERT_DOUBLE_WITHIN(0.0000005,expectedDouble,actualDouble);  //delta,epected,actual //_EXPECT_NEAR(expectedDouble, actualDouble, 0.0000005);
48#else
49	TEST_IGNORE_MESSAGE("Test only for Windows, skipping...");
50#endif
51}
52
53void test_IllegalMicroseconds() {
54#ifndef SYS_WINNT
55	const struct timeval input = {0, 1100000}; // > 999 999 microseconds.
56
57	l_fp actual;
58
59	TEST_ASSERT_FALSE(buftvtots((const char*)(&input), &actual));
60#else
61	TEST_IGNORE_MESSAGE("Test only for Windows, skipping...");
62#endif
63}
64
65
66void test_AlwaysFalseOnWindows() {
67#ifdef SYS_WINNT
68	/*
69	 * Under Windows, buftvtots will just return
70	 * 0 (false).
71	 */
72	l_fp actual;
73	TEST_ASSERT_FALSE(buftvtots("", &actual));
74#else
75	TEST_IGNORE_MESSAGE("Non-Windows test, skipping...");
76#endif
77}
78
79