初始化仓库

Linux_Hello/lib/libuv-v1.51.0/test/test-hrtime.c

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+/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "uv.h"
+#include "task.h"
+
+#ifndef MILLISEC
+# define MILLISEC 1000
+#endif
+
+#ifndef NANOSEC
+# define NANOSEC ((uint64_t) 1e9)
+#endif
+
+
+TEST_IMPL(hrtime) {
+  uint64_t a, b, diff;
+  int i = 75;
+  while (i > 0) {
+    a = uv_hrtime();
+    uv_sleep(45);
+    b = uv_hrtime();
+
+    diff = b - a;
+
+    /* The windows Sleep() function has only a resolution of 10-20 ms. Check
+     * that the difference between the two hrtime values has a reasonable
+     * lower bound.
+     */
+    ASSERT_UINT64_GT(diff, (uint64_t) 25 * NANOSEC / MILLISEC);
+    --i;
+  }
+  return 0;
+}
+
+
+TEST_IMPL(clock_gettime) {
+  uv_timespec64_t t;
+
+  ASSERT_EQ(UV_EINVAL, uv_clock_gettime(1337, &t));
+  ASSERT_EQ(UV_EFAULT, uv_clock_gettime(1337, NULL));
+  ASSERT_OK(uv_clock_gettime(UV_CLOCK_MONOTONIC, &t));
+  ASSERT_OK(uv_clock_gettime(UV_CLOCK_REALTIME, &t));
+  ASSERT_GT(1682500000000ll, t.tv_sec);  /* 2023-04-26T09:06:40.000Z */
+
+  return 0;
+}