feat add spdlog

third_party/prometheus/3rdparty/civetweb/unittest/timertest.c

@@ -0,0 +1,397 @@
+/* Copyright (c) 2016-2020 the Civetweb developers
+ *
+ * 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.
+ */
+
+/**
+ * We include the source file so that we have access to the internal private
+ * static functions
+ */
+#ifdef _MSC_VER
+#ifndef _CRT_SECURE_NO_WARNINGS
+#define _CRT_SECURE_NO_WARNINGS
+#endif
+#endif
+
+#if defined(__GNUC__)
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wunused-function"
+#endif
+
+#define CIVETWEB_API static
+#define USE_TIMERS
+
+#include "../src/civetweb.c"
+
+#include <stdlib.h>
+#include <time.h>
+
+#include "timertest.h"
+
+#define TIMERS_IN_TEST 10
+static int action_dec_ret;
+
+
+static int
+action_dec(void *arg)
+{
+	int *p = (int *)arg;
+	(*p)--;
+
+	if (*p < -1) {
+		ck_abort_msg("Periodic timer called too often");
+		/* return 0 here would be unreachable code */
+	}
+
+	return (*p >= -3) ? action_dec_ret : 0;
+}
+
+
+static void
+action_cancel(void *arg)
+{
+	int *p = (int *)arg;
+
+	/* test convention: store cancel counter after timer counter */
+	p += TIMERS_IN_TEST;
+
+	if (*p != 0) {
+		ck_abort_msg("Double call of timer cancel action");
+		/* return 0 here would be unreachable code */
+	}
+
+	(*p)++;
+}
+
+
+static int
+action_dec_to_0(void *arg)
+{
+	int *p = (int *)arg;
+	(*p)--;
+
+	if (*p <= -1) {
+		ck_abort_msg("Periodic timer called too often");
+		/* return 0 here would be unreachable code */
+	}
+
+	return (*p > 0);
+}
+
+
+START_TEST(test_timer_cyclic)
+{
+	struct mg_context ctx;
+	int c[TIMERS_IN_TEST * 2];
+	memset(&ctx, 0, sizeof(ctx));
+	memset(c, 0, sizeof(c));
+
+	action_dec_ret = 1;
+
+	mark_point();
+	timers_init(&ctx);
+	mg_sleep(100);
+	mark_point();
+
+	c[0] = 100;
+	timer_add(&ctx, 0.05, 0.1, 1, action_dec, c + 0, action_cancel);
+	c[2] = 20;
+	timer_add(&ctx, 0.25, 0.5, 1, action_dec, c + 2, action_cancel);
+	c[1] = 50;
+	timer_add(&ctx, 0.1, 0.2, 1, action_dec, c + 1, action_cancel);
+
+	mark_point();
+
+	mg_sleep(10000); /* Sleep 10 second - timers will run */
+
+	mark_point();
+	ctx.stop_flag = 99; /* End timer thread */
+	mark_point();
+
+	mg_sleep(2000); /* Sleep 2 second - timers will not run */
+
+	mark_point();
+
+	timers_exit(&ctx);
+
+	mark_point();
+
+	mg_sleep(2000); /* Sleep 2 second - timers will not run */
+
+	mark_point();
+
+	/* If this test runs in a virtual environment, like the CI unit test
+	 * containers, there might be some timing deviations, so check the
+	 * counter with some tolerance. */
+
+	ck_assert_int_ge(c[0], -1);
+	ck_assert_int_le(c[0], +1);
+	ck_assert_int_ge(c[1], -1);
+	ck_assert_int_le(c[1], +1);
+	ck_assert_int_ge(c[2], -1);
+	ck_assert_int_le(c[2], +1);
+
+	/* Every cancel action must be called once */
+	ck_assert_int_eq(c[0 + TIMERS_IN_TEST], 1);
+	ck_assert_int_eq(c[1 + TIMERS_IN_TEST], 1);
+	ck_assert_int_eq(c[2 + TIMERS_IN_TEST], 1);
+}
+END_TEST
+
+
+START_TEST(test_timer_oneshot_by_callback_retval)
+{
+	struct mg_context ctx;
+	int c[TIMERS_IN_TEST * 2];
+	memset(&ctx, 0, sizeof(ctx));
+	memset(c, 0, sizeof(c));
+
+	action_dec_ret = 0;
+
+	mark_point();
+	timers_init(&ctx);
+	mg_sleep(100);
+	mark_point();
+
+	c[0] = 10;
+	timer_add(&ctx, 0, 0.1, 1, action_dec, c + 0, action_cancel);
+	c[2] = 2;
+	timer_add(&ctx, 0, 0.5, 1, action_dec, c + 2, action_cancel);
+	c[1] = 5;
+	timer_add(&ctx, 0, 0.2, 1, action_dec, c + 1, action_cancel);
+
+	mark_point();
+
+	mg_sleep(1000); /* Sleep 1 second - timer will run */
+
+	mark_point();
+	ctx.stop_flag = 99; /* End timer thread */
+	mark_point();
+
+	mg_sleep(1000); /* Sleep 1 second - timer will not run */
+
+	mark_point();
+
+	timers_exit(&ctx);
+
+	mark_point();
+
+	mg_sleep(2000); /* Sleep 2 second - timers will not run */
+
+	mark_point();
+
+	/* Every decrement action must be called once */
+	ck_assert_int_eq(c[0], 9);
+	ck_assert_int_eq(c[1], 4);
+	ck_assert_int_eq(c[2], 1);
+
+	/* Every cancel action must be called once */
+	ck_assert_int_eq(c[0 + TIMERS_IN_TEST], 1);
+	ck_assert_int_eq(c[1 + TIMERS_IN_TEST], 1);
+	ck_assert_int_eq(c[2 + TIMERS_IN_TEST], 1);
+}
+END_TEST
+
+
+START_TEST(test_timer_oneshot_by_timer_add)
+{
+	struct mg_context ctx;
+	int c[TIMERS_IN_TEST * 2];
+	memset(&ctx, 0, sizeof(ctx));
+	memset(c, 0, sizeof(c));
+
+	action_dec_ret = 1;
+
+	mark_point();
+	timers_init(&ctx);
+	mg_sleep(100);
+	mark_point();
+
+	c[0] = 10;
+	timer_add(&ctx, 0, 0, 1, action_dec, c + 0, action_cancel);
+	c[2] = 2;
+	timer_add(&ctx, 0, 0, 1, action_dec, c + 2, action_cancel);
+	c[1] = 5;
+	timer_add(&ctx, 0, 0, 1, action_dec, c + 1, action_cancel);
+
+	mark_point();
+
+	mg_sleep(1000); /* Sleep 1 second - timer will run */
+
+	mark_point();
+	ctx.stop_flag = 99; /* End timer thread */
+	mark_point();
+
+	mg_sleep(1000); /* Sleep 1 second - timer will not run */
+
+	mark_point();
+
+	timers_exit(&ctx);
+
+	mark_point();
+
+	mg_sleep(2000); /* Sleep 2 second - timers will not run */
+
+	mark_point();
+
+	/* Every decrement action was called once */
+	ck_assert_int_eq(c[0], 9);
+	ck_assert_int_eq(c[1], 4);
+	ck_assert_int_eq(c[2], 1);
+
+	/* Every cancel action must be called once */
+	ck_assert_int_eq(c[0 + TIMERS_IN_TEST], 1);
+	ck_assert_int_eq(c[1 + TIMERS_IN_TEST], 1);
+	ck_assert_int_eq(c[2 + TIMERS_IN_TEST], 1);
+}
+END_TEST
+
+
+START_TEST(test_timer_mixed)
+{
+	struct mg_context ctx;
+	int c[TIMERS_IN_TEST];
+	memset(&ctx, 0, sizeof(ctx));
+	memset(c, 0, sizeof(c));
+
+	mark_point();
+	timers_init(&ctx);
+	mg_sleep(100);
+	mark_point();
+
+	/* 3 --> 2, because it is a single shot timer */
+	c[0] = 3;
+	timer_add(&ctx, 0, 0, 1, action_dec_to_0, &c[0], NULL);
+
+	/* 3 --> 0, because it will run until c[1] = 0 and then stop */
+	c[1] = 3;
+	timer_add(&ctx, 0, 0.2, 1, action_dec_to_0, &c[1], NULL);
+
+	/* 3 --> 1, with 750 ms period, it will run once at start,
+	 * then once 750 ms later, but not 1500 ms later, since the
+	 * timer is already stopped then. */
+	c[2] = 3;
+	timer_add(&ctx, 0, 0.75, 1, action_dec_to_0, &c[2], NULL);
+
+	/* 3 --> 2, will run at start, but no cyclic in 1 second */
+	c[3] = 3;
+	timer_add(&ctx, 0, 2.5, 1, action_dec_to_0, &c[3], NULL);
+
+	/* 3 --> 3, will not run at start */
+	c[4] = 3;
+	timer_add(&ctx, 2.5, 0.1, 1, action_dec_to_0, &c[4], NULL);
+
+	/* 3 --> 2, an absolute timer in the past (-123.456) will still
+	 * run once at start, and then with the period */
+	c[5] = 3;
+	timer_add(&ctx, -123.456, 2.5, 0, action_dec_to_0, &c[5], NULL);
+
+	/* 3 --> 1, an absolute timer in the past (-123.456) will still
+	 * run once at start, and then with the period */
+	c[6] = 3;
+	timer_add(&ctx, -123.456, 0.75, 0, action_dec_to_0, &c[6], NULL);
+
+	mark_point();
+
+	mg_sleep(1000); /* Sleep 1 second - timer will run */
+
+	mark_point();
+	ctx.stop_flag = 99; /* End timer thread */
+	mark_point();
+
+	mg_sleep(1000); /* Sleep 1 second - timer will not run */
+
+	mark_point();
+
+	timers_exit(&ctx);
+
+	mark_point();
+
+	mg_sleep(2000); /* Sleep 2 second - timers will not run */
+
+	mark_point();
+
+	ck_assert_int_eq(c[0], 2);
+	ck_assert_int_eq(c[1], 0);
+	ck_assert_int_eq(c[2], 1);
+	ck_assert_int_eq(c[3], 2);
+	ck_assert_int_eq(c[4], 3);
+	ck_assert_int_eq(c[5], 2);
+	ck_assert_int_eq(c[6], 1);
+}
+END_TEST
+
+
+#if !defined(REPLACE_CHECK_FOR_LOCAL_DEBUGGING)
+Suite *
+make_timertest_suite(void)
+{
+	Suite *const suite = suite_create("Timer");
+
+	TCase *const tcase_timer_cyclic = tcase_create("Timer Periodic");
+	TCase *const tcase_timer_oneshot = tcase_create("Timer Single Shot");
+	TCase *const tcase_timer_mixed = tcase_create("Timer Mixed");
+
+	tcase_add_test(tcase_timer_cyclic, test_timer_cyclic);
+	tcase_set_timeout(tcase_timer_cyclic, 30);
+	suite_add_tcase(suite, tcase_timer_cyclic);
+
+	tcase_add_test(tcase_timer_oneshot, test_timer_oneshot_by_timer_add);
+	tcase_add_test(tcase_timer_oneshot, test_timer_oneshot_by_callback_retval);
+	tcase_set_timeout(tcase_timer_oneshot, 30);
+	suite_add_tcase(suite, tcase_timer_oneshot);
+
+	tcase_add_test(tcase_timer_mixed, test_timer_mixed);
+	tcase_set_timeout(tcase_timer_mixed, 30);
+	suite_add_tcase(suite, tcase_timer_mixed);
+
+	return suite;
+}
+
+#else
+
+/* Used to debug test cases without using the check framework */
+void
+MAIN_TIMER_PRIVATE(void)
+{
+	unsigned f_avail;
+	unsigned f_ret;
+
+#if defined(_WIN32)
+	WSADATA data;
+	WSAStartup(MAKEWORD(2, 2), &data);
+#endif
+
+	f_avail = mg_check_feature(0xFF);
+	f_ret = mg_init_library(f_avail);
+	ck_assert_uint_eq(f_ret, f_avail);
+
+	test_timer_cyclic(0);
+	test_timer_oneshot_by_timer_add(0);
+	test_timer_oneshot_by_callback_retval(0);
+	test_timer_mixed(0);
+
+	mg_exit_library();
+
+#if defined(_WIN32)
+	WSACleanup();
+#endif
+}
+
+#endif