From 72c8155d9fc0eaeac72c053f46ebb7b231d4596a Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Date: Tue, 31 Jan 2023 11:30:46 +0100
Subject: Reintegrate test code with library code

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
---
 tests/libutil/threadpool.c | 168 ---------------------------------------------
 1 file changed, 168 deletions(-)
 delete mode 100644 tests/libutil/threadpool.c

(limited to 'tests/libutil/threadpool.c')

diff --git a/tests/libutil/threadpool.c b/tests/libutil/threadpool.c
deleted file mode 100644
index cf54484..0000000
--- a/tests/libutil/threadpool.c
+++ /dev/null
@@ -1,168 +0,0 @@
-/* SPDX-License-Identifier: LGPL-3.0-or-later */
-/*
- * threadpool.c
- *
- * Copyright (C) 2021 David Oberhollenzer <goliath@infraroot.at>
- */
-#include "config.h"
-
-#include "util/threadpool.h"
-#include "util/test.h"
-
-#if defined(_WIN32) || defined(__WINDOWS__)
-#define WIN32_LEAN_AND_MEAN
-#define VC_EXTRALEAN
-#include <windows.h>
-
-static CRITICAL_SECTION mutex;
-static unsigned int ticket;
-
-static void ticket_init(void)
-{
-	InitializeCriticalSection(&mutex);
-	ticket = 0;
-}
-
-static void ticket_cleanup(void)
-{
-	DeleteCriticalSection(&mutex);
-	ticket = 0;
-}
-
-static void ticket_wait(unsigned int value)
-{
-	for (;;) {
-		EnterCriticalSection(&mutex);
-
-		if (value == ticket) {
-			ticket += 1;
-			LeaveCriticalSection(&mutex);
-			break;
-		}
-
-		LeaveCriticalSection(&mutex);
-		SwitchToThread();
-	}
-}
-#elif defined(HAVE_PTHREAD)
-#include <pthread.h>
-
-static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
-static unsigned int ticket;
-
-static void ticket_init(void)
-{
-	ticket = 0;
-}
-
-static void ticket_cleanup(void)
-{
-}
-
-static void ticket_wait(unsigned int value)
-{
-	for (;;) {
-		pthread_mutex_lock(&mutex);
-
-		if (value == ticket) {
-			ticket += 1;
-			pthread_mutex_unlock(&mutex);
-			break;
-		}
-
-		pthread_mutex_unlock(&mutex);
-		sched_yield();
-	}
-}
-#else
-static void ticket_init(void)
-{
-}
-
-static void ticket_cleanup(void)
-{
-}
-
-static void ticket_wait(unsigned int value)
-{
-	(void)value;
-}
-#endif
-
-static int worker(void *user, void *work_item)
-{
-	unsigned int value = *((unsigned int *)work_item);
-	(void)user;
-
-	ticket_wait(value);
-
-	*((unsigned int *)work_item) = 42;
-	return 0;
-}
-
-static int worker_serial(void *user, void *work_item)
-{
-	(void)user;
-	*((unsigned int *)work_item) = 42;
-	return 0;
-}
-
-static void test_case(thread_pool_t *pool)
-{
-	unsigned int values[10];
-	unsigned int *ptr;
-	size_t i, count;
-	int ret;
-
-	/* must return a sane value */
-	count = pool->get_worker_count(pool);
-	TEST_ASSERT(count >= 1);
-
-	/* dequeue on empty pool MUST NOT lock up */
-	ptr = pool->dequeue(pool);
-	TEST_NULL(ptr);
-
-	/* submit work items in reverse order */
-	ticket_init();
-
-	for (i = 0; i < sizeof(values) / sizeof(values[0]); ++i) {
-		values[i] = (sizeof(values) / sizeof(values[0]) - 1) - i;
-
-		ret = pool->submit(pool, values + i);
-		TEST_EQUAL_I(ret, 0);
-	}
-
-	/* items must dequeue in the same order */
-	for (i = 0; i < sizeof(values) / sizeof(values[0]); ++i) {
-		ptr = pool->dequeue(pool);
-
-		TEST_NOT_NULL(ptr);
-		TEST_ASSERT(ptr == (values + i));
-		TEST_EQUAL_UI(*ptr, 42);
-	}
-
-	ticket_cleanup();
-
-	/* queue now empty */
-	ptr = pool->dequeue(pool);
-	TEST_NULL(ptr);
-}
-
-int main(int argc, char **argv)
-{
-	thread_pool_t *pool;
-	(void)argc; (void)argv;
-
-	/* test the actual parallel implementation */
-	pool = thread_pool_create(10, worker);
-	TEST_NOT_NULL(pool);
-	test_case(pool);
-	pool->destroy(pool);
-
-	/* repeate the test with the serial reference implementation */
-	pool = thread_pool_create_serial(worker_serial);
-	TEST_NOT_NULL(pool);
-	test_case(pool);
-	pool->destroy(pool);
-	return EXIT_SUCCESS;
-}
-- 
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