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12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial
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16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
36 #include "timespec-util.h"
38 #include "shared/helpers.h"
39 #include "zunitc/zunitc.h"
41 ZUC_TEST(timespec_test, timespec_sub)
43 struct timespec a, b, r;
49 timespec_sub(&r, &a, &b);
50 ZUC_ASSERT_EQ(r.tv_sec, 0);
51 ZUC_ASSERT_EQ(r.tv_nsec, NSEC_PER_SEC - 1);
54 ZUC_TEST(timespec_test, timespec_to_nsec)
60 ZUC_ASSERT_EQ(timespec_to_nsec(&a), (NSEC_PER_SEC * 4ULL) + 4);
63 ZUC_TEST(timespec_test, timespec_to_msec)
69 ZUC_ASSERT_EQ(timespec_to_msec(&a), (4000ULL) + 4);
72 ZUC_TEST(timespec_test, millihz_to_nsec)
74 ZUC_ASSERT_EQ(millihz_to_nsec(60000), 16666666);
77 ZUC_TEST(timespec_test, timespec_add_nsec)
82 a.tv_nsec = NSEC_PER_SEC - 1;
83 timespec_add_nsec(&r, &a, 1);
84 ZUC_ASSERT_EQ(1, r.tv_sec);
85 ZUC_ASSERT_EQ(0, r.tv_nsec);
87 timespec_add_nsec(&r, &a, 2);
88 ZUC_ASSERT_EQ(1, r.tv_sec);
89 ZUC_ASSERT_EQ(1, r.tv_nsec);
91 timespec_add_nsec(&r, &a, (NSEC_PER_SEC * 2ULL));
92 ZUC_ASSERT_EQ(2, r.tv_sec);
93 ZUC_ASSERT_EQ(NSEC_PER_SEC - 1, r.tv_nsec);
95 timespec_add_nsec(&r, &a, (NSEC_PER_SEC * 2ULL) + 2);
96 ZUC_ASSERT_EQ(r.tv_sec, 3);
97 ZUC_ASSERT_EQ(r.tv_nsec, 1);
101 timespec_add_nsec(&r, &a, -2);
102 ZUC_ASSERT_EQ(r.tv_sec, 0);
103 ZUC_ASSERT_EQ(r.tv_nsec, NSEC_PER_SEC - 1);
106 timespec_add_nsec(&r, &a, -NSEC_PER_SEC);
107 ZUC_ASSERT_EQ(0, r.tv_sec);
108 ZUC_ASSERT_EQ(0, r.tv_nsec);
111 timespec_add_nsec(&r, &a, -NSEC_PER_SEC + 1);
112 ZUC_ASSERT_EQ(0, r.tv_sec);
113 ZUC_ASSERT_EQ(1, r.tv_nsec);
116 timespec_add_nsec(&r, &a, (-NSEC_PER_SEC * 10ULL));
117 ZUC_ASSERT_EQ(-9, r.tv_sec);
118 ZUC_ASSERT_EQ(50, r.tv_nsec);
122 timespec_add_nsec(&r, &r, NSEC_PER_SEC + 10ULL);
123 ZUC_ASSERT_EQ(5, r.tv_sec);
124 ZUC_ASSERT_EQ(10, r.tv_nsec);
126 timespec_add_nsec(&r, &r, (NSEC_PER_SEC * 3ULL) - 9ULL);
127 ZUC_ASSERT_EQ(8, r.tv_sec);
128 ZUC_ASSERT_EQ(1, r.tv_nsec);
130 timespec_add_nsec(&r, &r, (NSEC_PER_SEC * 7ULL) + (NSEC_PER_SEC - 1ULL));
131 ZUC_ASSERT_EQ(16, r.tv_sec);
132 ZUC_ASSERT_EQ(0, r.tv_nsec);
135 ZUC_TEST(timespec_test, timespec_add_msec)
137 struct timespec a, r;
141 timespec_add_msec(&r, &a, 2002);
142 ZUC_ASSERT_EQ(1002, r.tv_sec);
143 ZUC_ASSERT_EQ(2000001, r.tv_nsec);
146 ZUC_TEST(timespec_test, timespec_sub_to_nsec)
148 struct timespec a, b;
154 ZUC_ASSERT_EQ((999L * NSEC_PER_SEC) - 1, timespec_sub_to_nsec(&a, &b));
157 ZUC_TEST(timespec_test, timespec_sub_to_msec)
159 struct timespec a, b;
162 a.tv_nsec = 2000000L;
164 b.tv_nsec = 1000000L;
165 ZUC_ASSERT_EQ((998 * 1000) + 1, timespec_sub_to_msec(&a, &b));
168 ZUC_TEST(timespec_test, timespec_is_zero)
170 struct timespec zero = { 0 };
171 struct timespec non_zero_sec = { .tv_sec = 1, .tv_nsec = 0 };
172 struct timespec non_zero_nsec = { .tv_sec = 0, .tv_nsec = 1 };
174 ZUC_ASSERT_TRUE(timespec_is_zero(&zero));
175 ZUC_ASSERT_FALSE(timespec_is_zero(&non_zero_nsec));
176 ZUC_ASSERT_FALSE(timespec_is_zero(&non_zero_sec));