From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 nsprpub/pr/tests/fdcach.c | 125 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 nsprpub/pr/tests/fdcach.c

(limited to 'nsprpub/pr/tests/fdcach.c')

diff --git a/nsprpub/pr/tests/fdcach.c b/nsprpub/pr/tests/fdcach.c
new file mode 100644
index 0000000000..5fa51b706a
--- /dev/null
+++ b/nsprpub/pr/tests/fdcach.c
@@ -0,0 +1,125 @@
+/* -*- 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/. */
+
+/*
+ * File: fdcach.c
+ * Description:
+ *   This test verifies that the fd cache is working
+ *   correctly.
+ */
+
+#include "nspr.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+
+/*
+ * Define ORDER_PRESERVED if the implementation of PR_SetFDCacheSize
+ * preserves the ordering of the fd's when moving them between the
+ * cache.
+ */
+#define ORDER_PRESERVED 1
+
+/*
+ * NUM_FDS must be <= FD_CACHE_SIZE.
+ */
+#define FD_CACHE_SIZE 1024
+#define NUM_FDS 20
+
+int main(int argc, char **argv)
+{
+    int i;
+    PRFileDesc *fds[NUM_FDS];
+    PRFileDesc *savefds[NUM_FDS];
+    int numfds = sizeof(fds)/sizeof(fds[0]);
+
+    PR_SetFDCacheSize(0, FD_CACHE_SIZE);
+
+    /* Add some fd's to the fd cache. */
+    for (i = 0; i < numfds; i++) {
+        savefds[i] = PR_NewTCPSocket();
+        if (NULL == savefds[i]) {
+            fprintf(stderr, "PR_NewTCPSocket failed\n");
+            exit(1);
+        }
+    }
+    for (i = 0; i < numfds; i++) {
+        if (PR_Close(savefds[i]) == PR_FAILURE) {
+            fprintf(stderr, "PR_Close failed\n");
+            exit(1);
+        }
+    }
+
+    /*
+     * Create some fd's.  These fd's should come from
+     * the fd cache.  Verify the FIFO ordering of the fd
+     * cache.
+     */
+    for (i = 0; i < numfds; i++) {
+        fds[i] = PR_NewTCPSocket();
+        if (NULL == fds[i]) {
+            fprintf(stderr, "PR_NewTCPSocket failed\n");
+            exit(1);
+        }
+        if (fds[i] != savefds[i]) {
+            fprintf(stderr, "fd cache malfunctioned\n");
+            exit(1);
+        }
+    }
+    /* Put the fd's back to the fd cache. */
+    for (i = 0; i < numfds; i++) {
+        if (PR_Close(savefds[i]) == PR_FAILURE) {
+            fprintf(stderr, "PR_Close failed\n");
+            exit(1);
+        }
+    }
+
+    /* Switch to the fd cache. */
+    PR_SetFDCacheSize(0, FD_CACHE_SIZE);
+
+    for (i = 0; i < numfds; i++) {
+        fds[i] = PR_NewTCPSocket();
+        if (NULL == fds[i]) {
+            fprintf(stderr, "PR_NewTCPSocket failed\n");
+            exit(1);
+        }
+#ifdef ORDER_PRESERVED
+        if (fds[i] != savefds[i]) {
+            fprintf(stderr, "fd cache malfunctioned\n");
+            exit(1);
+        }
+#else
+        savefds[i] = fds[i];
+#endif
+    }
+    for (i = 0; i < numfds; i++) {
+        if (PR_Close(savefds[i]) == PR_FAILURE) {
+            fprintf(stderr, "PR_Close failed\n");
+            exit(1);
+        }
+    }
+
+    for (i = 0; i < numfds; i++) {
+        fds[i] = PR_NewTCPSocket();
+        if (NULL == fds[i]) {
+            fprintf(stderr, "PR_NewTCPSocket failed\n");
+            exit(1);
+        }
+        if (fds[i] != savefds[i]) {
+            fprintf(stderr, "fd cache malfunctioned\n");
+            exit(1);
+        }
+    }
+    for (i = 0; i < numfds; i++) {
+        if (PR_Close(savefds[i]) == PR_FAILURE) {
+            fprintf(stderr, "PR_Close failed\n");
+            exit(1);
+        }
+    }
+
+    PR_Cleanup();
+    printf("PASS\n");
+    return 0;
+}
-- 
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