caljulian.c revision 293893 
1#include "config.h"
2
3#include "ntp_calendar.h"
4#include "ntp_stdlib.h"
5
6#include "unity.h"
7#include "test-libntp.h"
8
9#include <string.h>
10
11
12char * CalendarToString(const struct calendar cal);
13int IsEqual(const struct calendar expected, const struct calendar actual);
14void setUp(void);
15void tearDown(void);
16void test_RegularTime(void);
17void test_LeapYear(void);
18void test_uLongBoundary(void);
19void test_uLongWrapped(void);
20
21
22char *
23CalendarToString(const struct calendar cal)
24{
25	char * str = emalloc (sizeof (char) * 100);
26	char buffer[100] ="";
27
28	*str = '\0';
29	snprintf(buffer, 100, "%u", cal.year);
30	strcat(str, buffer);
31	strcat(str, "-");
32	snprintf(buffer, 100, "%u", (u_int)cal.month);
33	strcat(str, buffer);
34	strcat(str, "-");
35	snprintf(buffer, 100, "%u", (u_int)cal.monthday);
36	strcat(str, buffer);
37	strcat(str, " (");
38	snprintf(buffer, 100, "%u", (u_int) cal.yearday);
39	strcat(str, buffer);
40	strcat(str, ") ");
41	snprintf(buffer, 100, "%u", (u_int)cal.hour);
42	strcat(str, buffer);
43	strcat(str, ":");
44	snprintf(buffer, 100, "%u", (u_int)cal.minute);
45	strcat(str, buffer);
46	strcat(str, ":");
47	snprintf(buffer, 100, "%u", (u_int)cal.second);
48	strcat(str, buffer);
49	return str;
50}
51
52int // technically boolean
53IsEqual(const struct calendar expected, const struct calendar actual)
54{
55	if (   expected.year == actual.year
56	    && (   expected.yearday == actual.yearday
57		|| (   expected.month == actual.month
58		    && expected.monthday == actual.monthday))
59	    && expected.hour == actual.hour
60	    && expected.minute == actual.minute
61	    && expected.second == actual.second) {
62		return TRUE;
63	} else {
64		char *p_exp, *p_act;
65
66		p_exp = CalendarToString(expected);
67		p_act = CalendarToString(actual);
68		printf("expected: %s but was %s", p_exp, p_act);
69		free(p_exp);
70		free(p_act);
71		return FALSE;
72	}
73}
74
75
76void
77setUp()
78{
79    ntpcal_set_timefunc(timefunc);
80    settime(1970, 1, 1, 0, 0, 0);
81    init_lib();
82
83    return;
84}
85
86void
87tearDown()
88{
89    ntpcal_set_timefunc(NULL);
90
91    return;
92}
93
94
95void
96test_RegularTime(void)
97{
98	u_long testDate = 3485080800UL; // 2010-06-09 14:00:00
99	struct calendar expected = {2010,160,6,9,14,0,0};
100
101	struct calendar actual;
102
103	caljulian(testDate, &actual);
104
105	TEST_ASSERT_TRUE(IsEqual(expected, actual));
106
107	return;
108}
109
110void
111test_LeapYear(void)
112{
113	u_long input = 3549902400UL; // 2012-06-28 20:00:00Z
114	struct calendar expected = {2012, 179, 6, 28, 20, 0, 0};
115
116	struct calendar actual;
117
118	caljulian(input, &actual);
119
120	TEST_ASSERT_TRUE(IsEqual(expected, actual));
121
122	return;
123}
124
125void
126test_uLongBoundary(void)
127{
128	u_long enc_time = 4294967295UL; // 2036-02-07 6:28:15
129	struct calendar expected = {2036,0,2,7,6,28,15};
130
131	struct calendar actual;
132
133	caljulian(enc_time, &actual);
134
135	TEST_ASSERT_TRUE(IsEqual(expected, actual));
136
137	return;
138}
139
140void
141test_uLongWrapped(void)
142{
143	u_long enc_time = 0;
144	struct calendar expected = {2036,0,2,7,6,28,16};
145
146	struct calendar actual;
147
148	caljulian(enc_time, &actual);
149
150	TEST_ASSERT_TRUE(IsEqual(expected, actual));
151
152	return;
153}
154