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-rw-r--r--nsprpub/pr/tests/prpollml.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/nsprpub/pr/tests/prpollml.c b/nsprpub/pr/tests/prpollml.c
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+++ b/nsprpub/pr/tests/prpollml.c
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * This test exercises the code that allocates and frees the syspoll_list
+ * array of PRThread in the pthreads version. This test is intended to be
+ * run under Purify to verify that there is no memory leak.
+ */
+
+#include "nspr.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define POLL_DESC_COUNT 256 /* This should be greater than the
+ * STACK_POLL_DESC_COUNT macro in
+ * ptio.c to cause syspoll_list to
+ * be created. */
+
+static PRPollDesc pd[POLL_DESC_COUNT];
+
+static void Test(void)
+{
+ int i;
+ PRInt32 rv;
+ PRIntervalTime timeout;
+
+ timeout = PR_MillisecondsToInterval(10);
+ /* cause syspoll_list to grow */
+ for (i = 1; i <= POLL_DESC_COUNT; i++) {
+ rv = PR_Poll(pd, i, timeout);
+ if (rv != 0) {
+ fprintf(stderr,
+ "PR_Poll should time out but returns %d (%d, %d)\n",
+ (int) rv, (int) PR_GetError(), (int) PR_GetOSError());
+ exit(1);
+ }
+ }
+ /* syspoll_list should be large enough for all these */
+ for (i = POLL_DESC_COUNT; i >= 1; i--) {
+ rv = PR_Poll(pd, i, timeout);
+ if (rv != 0) {
+ fprintf(stderr, "PR_Poll should time out but returns %d\n",
+ (int) rv);
+ exit(1);
+ }
+ }
+}
+
+static void ThreadFunc(void *arg)
+{
+ Test();
+}
+
+int main(int argc, char **argv)
+{
+ int i;
+ PRThread *thread;
+ PRFileDesc *sock;
+ PRNetAddr addr;
+
+ memset(&addr, 0, sizeof(addr));
+ addr.inet.family = PR_AF_INET;
+ addr.inet.port = PR_htons(0);
+ addr.inet.ip = PR_htonl(PR_INADDR_ANY);
+ for (i = 0; i < POLL_DESC_COUNT; i++) {
+ sock = PR_NewTCPSocket();
+ if (sock == NULL) {
+ fprintf(stderr, "PR_NewTCPSocket failed (%d, %d)\n",
+ (int) PR_GetError(), (int) PR_GetOSError());
+ fprintf(stderr, "Ensure the per process file descriptor limit "
+ "is greater than %d.", POLL_DESC_COUNT);
+ exit(1);
+ }
+ if (PR_Bind(sock, &addr) == PR_FAILURE) {
+ fprintf(stderr, "PR_Bind failed (%d, %d)\n",
+ (int) PR_GetError(), (int) PR_GetOSError());
+ exit(1);
+ }
+ if (PR_Listen(sock, 5) == PR_FAILURE) {
+ fprintf(stderr, "PR_Listen failed (%d, %d)\n",
+ (int) PR_GetError(), (int) PR_GetOSError());
+ exit(1);
+ }
+
+ pd[i].fd = sock;
+ pd[i].in_flags = PR_POLL_READ;
+ }
+
+ /* first run the test on the primordial thread */
+ Test();
+
+ /* then run the test on all three kinds of threads */
+ thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
+ PR_PRIORITY_NORMAL, PR_LOCAL_THREAD, PR_JOINABLE_THREAD, 0);
+ if (NULL == thread) {
+ fprintf(stderr, "PR_CreateThread failed\n");
+ exit(1);
+ }
+ if (PR_JoinThread(thread) == PR_FAILURE) {
+ fprintf(stderr, "PR_JoinThread failed\n");
+ exit(1);
+ }
+ thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
+ PR_PRIORITY_NORMAL, PR_GLOBAL_THREAD, PR_JOINABLE_THREAD, 0);
+ if (NULL == thread) {
+ fprintf(stderr, "PR_CreateThread failed\n");
+ exit(1);
+ }
+ if (PR_JoinThread(thread) == PR_FAILURE) {
+ fprintf(stderr, "PR_JoinThread failed\n");
+ exit(1);
+ }
+ thread = PR_CreateThread(PR_USER_THREAD, ThreadFunc, NULL,
+ PR_PRIORITY_NORMAL, PR_GLOBAL_BOUND_THREAD, PR_JOINABLE_THREAD, 0);
+ if (NULL == thread) {
+ fprintf(stderr, "PR_CreateThread failed\n");
+ exit(1);
+ }
+ if (PR_JoinThread(thread) == PR_FAILURE) {
+ fprintf(stderr, "PR_JoinThread failed\n");
+ exit(1);
+ }
+ for (i = 0; i < POLL_DESC_COUNT; i++) {
+ if (PR_Close(pd[i].fd) == PR_FAILURE) {
+ fprintf(stderr, "PR_Close failed\n");
+ exit(1);
+ }
+ }
+ PR_Cleanup();
+ printf("PASS\n");
+ return 0;
+}