Initial commit of upstream NSPR (4.7.3) and NSS3 (3.12).

third_party/nspr/mozilla/nsprpub/lib/prstreams/tests/testprstrm/testprstrm.cpp

Index: third_party/nspr/mozilla/nsprpub/lib/prstreams/tests/testprstrm/testprstrm.cpp
diff --git a/third_party/nspr/mozilla/nsprpub/lib/prstreams/tests/testprstrm/testprstrm.cpp b/third_party/nspr/mozilla/nsprpub/lib/prstreams/tests/testprstrm/testprstrm.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..771172ed78549273ce8b08e47b45ce216cc3a07c
--- /dev/null
+++ b/third_party/nspr/mozilla/nsprpub/lib/prstreams/tests/testprstrm/testprstrm.cpp
@@ -0,0 +1,201 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ * http://www.mozilla.org/MPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
+ * for the specific language governing rights and limitations under the
+ * License.
+ *
+ * The Original Code is the Netscape Portable Runtime (NSPR).
+ *
+ * The Initial Developer of the Original Code is
+ * Netscape Communications Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 1998-2000
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+#include "prinit.h"
+#include "prstrms.h"
+#include "prio.h"
+#include <string.h>
+#include <stdio.h>
+#if defined(XP_UNIX) || defined(XP_OS2)
+#include <sys/types.h>
+#include <sys/stat.h>
+#endif
+
+const unsigned int MaxCnt = 1;
+
+void threadwork(void *mytag);
+
+
+typedef struct threadarg {
+    void *mytag;
+} threadarg;
+
+void 
+threadmain(void *mytag)
+{
+    threadarg arg;
+
+    arg.mytag = mytag;
+
+    threadwork(&arg);
+}
+
+
+void
+threadwork(void *_arg)
+{
+	threadarg *arg = (threadarg *)_arg;
+	unsigned int i;
+
+	char fname1[256];
+	char fname2[256];
+
+	strcpy(fname1, (char *)arg->mytag);
+	strcpy(fname2, (char *)arg->mytag);
+	strcat(fname2, "2");
+	PR_Delete(fname1);
+	PR_Delete(fname2);
+
+	PRfilebuf *fb[MaxCnt];
+	PRifstream *ifs[MaxCnt];
+	PRofstream *ofs[MaxCnt];
+	int mode = 0;
+#ifdef XP_UNIX
+	mode = S_IRUSR|S_IWUSR|S_IRGRP|S_IRGRP|S_IWOTH|S_IROTH;
+#endif
+
+	//
+	// Allocate a bunch
+	cout << "Testing unused filebufs ----------------" << endl;
+	for (i=0; i < MaxCnt; i++){
+		fb[i] = new PRfilebuf;
+	}
+	// Delete them
+	for (i=0; i < MaxCnt; i++){
+		delete fb[i];
+	}
+	cout << "Unused filebufs complete ---------------" << endl;
+
+	//
+	// Allocate a bunch
+	cout << "Testing unused ifstream -----------------" << endl;
+	for (i=0; i < MaxCnt; i++){
+	  ifs[i] = new PRifstream;
+	}
+	//
+	// Delete them
+	for (i=0; i < MaxCnt; i++){
+	  delete ifs[i];
+	}
+	cout << "Unused ifstream complete ----------------" << endl;
+	//
+	// Allocate a bunch
+	cout << "Testing unused ofstream -----------------" << endl;
+	for (i=0; i < MaxCnt; i++){
+		ofs[i] = new PRofstream;
+	}
+	for (i=0; i < MaxCnt; i++){
+	  *(ofs[i]) << "A"; // Write a bit
+	  delete ofs[i]; // Delete it.
+	}
+	cout << "Unused ofstream complete ----------------" << endl;
+
+	cout << "Testing use of ofstream 1 (extra filebuf allocated) ---------" << endl;
+	PRofstream *aos = new PRofstream(fname1, ios::out|ios::ate, mode);
+	for (i=0; i < MaxCnt; i++){
+	  for (int j=0; j < 8192; j++)
+		*aos << "AaBbCcDdEeFfGg" << endl;
+		fb[i] = new PRfilebuf; // Allocate as we go to hack at the heap
+	}
+	//
+	// Delete the extra foo we allocated
+	for (i=0; i < MaxCnt; i++){
+	  delete fb[i];
+	}
+	aos->flush(); // Explicit flush
+	delete aos;
+	cout << "Testing use of ofstream 1 complete (extra filebuf deleted) --" << endl;
+	cout << "Testing use of ofstream 2 (extra filebuf allocated) ---------" << endl;
+	PRofstream *aos2 = new PRofstream(fname2, ios::out, mode);
+
+	for (i=0; i < MaxCnt; i++){
+	    *aos2 << "AaBbCcDdEeFfGgHhIiJjKkLlMmNnOoPpQqRrSsTtUuVvWwXxYyZz";
+	}
+	// Force flushing in the dtor
+	delete aos2;
+	cout << "Testing use of ofstream 2 complete (extra filebuf deleted) --" << endl;
+	char line[1024];
+	cout << "Testing use of ifstream 1 (stack allocation) -------------" << endl;
+	PRifstream ais(fname1);
+	for (i=0; i < MaxCnt; i++){
+		ais >> line;
+	}
+	cout << "Testing use of ifstream 1 complete -----------------------" << endl;
+	cout << "Testing use of ifstream 2 ----------------------" << endl;
+	PRifstream *ais2 = new PRifstream(fname2);
+	char achar;
+	for (i=0; i < MaxCnt*10; i++){
+		*ais2 >> achar;
+	}
+	delete ais2;
+	cout << "Testing use of ifstream 2 complete -------------" << endl;
+}
+
+#define STACKSIZE 1024*1024
+int
+main(int argc, char **argv)
+{
+	PR_Init(PR_SYSTEM_THREAD, PR_PRIORITY_NORMAL, 256);
+	threadmain("TestFile");
+	PRThread *thr1 = PR_CreateThread(PR_SYSTEM_THREAD, 
+					 threadmain, 
+					 (void *)"TestFile1",
+					 PR_PRIORITY_NORMAL,
+					 PR_GLOBAL_THREAD,
+					 PR_JOINABLE_THREAD,
+					 STACKSIZE);
+	PRThread *thr2 = PR_CreateThread(PR_SYSTEM_THREAD, 
+					 threadmain, 
+					 (void *)"TestFile2",
+					 PR_PRIORITY_NORMAL,
+					 PR_GLOBAL_THREAD,
+					 PR_JOINABLE_THREAD,
+					 STACKSIZE);
+
+	PRThread *thr3 = PR_CreateThread(PR_SYSTEM_THREAD, 
+					 threadmain, 
+					 (void *)"TestFile3",
+					 PR_PRIORITY_NORMAL,
+					 PR_GLOBAL_THREAD,
+					 PR_JOINABLE_THREAD,
+					 STACKSIZE);
+	PR_JoinThread(thr1);
+	PR_JoinThread(thr2);
+	PR_JoinThread(thr3);
+	return 0;
+}
+