caljulian.c revision 1.1.1.5 
1/*	$NetBSD: caljulian.c,v 1.1.1.5 2016/01/08 21:21:33 christos Exp $	*/
2
3#include "config.h"
4
5#include "ntp_calendar.h"
6#include "ntp_stdlib.h"
7
8#include "unity.h"
9#include "test-libntp.h"
10
11#include <string.h>
12
13
14char * CalendarToString(const struct calendar cal);
15int IsEqual(const struct calendar expected, const struct calendar actual);
16void setUp(void);
17void tearDown(void);
18void test_RegularTime(void);
19void test_LeapYear(void);
20void test_uLongBoundary(void);
21void test_uLongWrapped(void);
22
23
24char *
25CalendarToString(const struct calendar cal)
26{
27	char * str = emalloc (sizeof (char) * 100);
28	char buffer[100] ="";
29
30	*str = '\0';
31	snprintf(buffer, 100, "%u", cal.year);
32	strcat(str, buffer);
33	strcat(str, "-");
34	snprintf(buffer, 100, "%u", (u_int)cal.month);
35	strcat(str, buffer);
36	strcat(str, "-");
37	snprintf(buffer, 100, "%u", (u_int)cal.monthday);
38	strcat(str, buffer);
39	strcat(str, " (");
40	snprintf(buffer, 100, "%u", (u_int) cal.yearday);
41	strcat(str, buffer);
42	strcat(str, ") ");
43	snprintf(buffer, 100, "%u", (u_int)cal.hour);
44	strcat(str, buffer);
45	strcat(str, ":");
46	snprintf(buffer, 100, "%u", (u_int)cal.minute);
47	strcat(str, buffer);
48	strcat(str, ":");
49	snprintf(buffer, 100, "%u", (u_int)cal.second);
50	strcat(str, buffer);
51	return str;
52}
53
54int // technically boolean
55IsEqual(const struct calendar expected, const struct calendar actual)
56{
57	if (   expected.year == actual.year
58	    && (   expected.yearday == actual.yearday
59		|| (   expected.month == actual.month
60		    && expected.monthday == actual.monthday))
61	    && expected.hour == actual.hour
62	    && expected.minute == actual.minute
63	    && expected.second == actual.second) {
64		return TRUE;
65	} else {
66		char *p_exp, *p_act;
67
68		p_exp = CalendarToString(expected);
69		p_act = CalendarToString(actual);
70		printf("expected: %s but was %s", p_exp, p_act);
71		free(p_exp);
72		free(p_act);
73		return FALSE;
74	}
75}
76
77
78void
79setUp()
80{
81    ntpcal_set_timefunc(timefunc);
82    settime(1970, 1, 1, 0, 0, 0);
83    init_lib();
84
85    return;
86}
87
88void
89tearDown()
90{
91    ntpcal_set_timefunc(NULL);
92
93    return;
94}
95
96
97void
98test_RegularTime(void)
99{
100	u_long testDate = 3485080800UL; // 2010-06-09 14:00:00
101	struct calendar expected = {2010,160,6,9,14,0,0};
102
103	struct calendar actual;
104
105	caljulian(testDate, &actual);
106
107	TEST_ASSERT_TRUE(IsEqual(expected, actual));
108
109	return;
110}
111
112void
113test_LeapYear(void)
114{
115	u_long input = 3549902400UL; // 2012-06-28 20:00:00Z
116	struct calendar expected = {2012, 179, 6, 28, 20, 0, 0};
117
118	struct calendar actual;
119
120	caljulian(input, &actual);
121
122	TEST_ASSERT_TRUE(IsEqual(expected, actual));
123
124	return;
125}
126
127void
128test_uLongBoundary(void)
129{
130	u_long enc_time = 4294967295UL; // 2036-02-07 6:28:15
131	struct calendar expected = {2036,0,2,7,6,28,15};
132
133	struct calendar actual;
134
135	caljulian(enc_time, &actual);
136
137	TEST_ASSERT_TRUE(IsEqual(expected, actual));
138
139	return;
140}
141
142void
143test_uLongWrapped(void)
144{
145	u_long enc_time = 0;
146	struct calendar expected = {2036,0,2,7,6,28,16};
147
148	struct calendar actual;
149
150	caljulian(enc_time, &actual);
151
152	TEST_ASSERT_TRUE(IsEqual(expected, actual));
153
154	return;
155}
156