Bugzilla bug #39731: added new tests pipeping2.c and pipepong2.c

for pipe fd inheritance.
Added files: pipeping2.c, pipepong2.c
Modified files: Makefile, Makefile.in, runtests.ksh

nsprpub/pr/tests/Makefile

@@ -109,7 +109,9 @@ CSRCS =             \
 	peek.c    		\
 	perf.c    		\
 	pipeping.c		\
+	pipeping2.c		\
 	pipepong.c		\
+	pipepong2.c		\
 	pipeself.c		\
 	poll_er.c		\
 	poll_nm.c		\

nsprpub/pr/tests/Makefile.in

@@ -113,7 +113,9 @@ CSRCS =             \
 	peek.c    		\
 	perf.c    		\
 	pipeping.c		\
+	pipeping2.c		\
 	pipepong.c		\
+	pipepong2.c		\
 	pipeself.c		\
 	poll_er.c		\
 	poll_nm.c		\

nsprpub/pr/tests/pipeping2.c

@@ -0,0 +1,173 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.1 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ * 
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ * 
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 2000 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+/*
+ * File: pipeping2.c
+ *
+ * Description:
+ * This test runs in conjunction with the pipepong2 test.
+ * This test creates two pipes and passes two pipe fd's
+ * to the pipepong2 test.  Then this test writes "ping" to
+ * to the pipepong2 test and the pipepong2 test writes "pong"
+ * back.  To run this pair of tests, just invoke pipeping2.
+ *
+ * Tested areas: process creation, pipes, file descriptor
+ * inheritance.
+ */
+
+#include "prerror.h"
+#include "prio.h"
+#include "prproces.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#define NUM_ITERATIONS 10
+
+static char *child_argv[] = { "pipepong2", NULL };
+
+int main()
+{
+    PRFileDesc *in_pipe[2];
+    PRFileDesc *out_pipe[2];
+    PRStatus status;
+    PRProcess *process;
+    PRProcessAttr *attr;
+    char buf[1024];
+    PRInt32 nBytes;
+    PRInt32 exitCode;
+    int idx;
+
+    status = PR_CreatePipe(&in_pipe[0], &in_pipe[1]);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_CreatePipe failed\n");
+        exit(1);
+    }
+    status = PR_CreatePipe(&out_pipe[0], &out_pipe[1]);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_CreatePipe failed\n");
+        exit(1);
+    }
+
+    status = PR_SetFDInheritable(in_pipe[0], PR_FALSE);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_SetFDInheritable failed\n");
+        exit(1);
+    }
+    status = PR_SetFDInheritable(in_pipe[1], PR_TRUE);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_SetFDInheritable failed\n");
+        exit(1);
+    }
+    status = PR_SetFDInheritable(out_pipe[0], PR_TRUE);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_SetFDInheritable failed\n");
+        exit(1);
+    }
+    status = PR_SetFDInheritable(out_pipe[1], PR_FALSE);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_SetFDInheritable failed\n");
+        exit(1);
+    }
+
+    attr = PR_NewProcessAttr();
+    if (attr == NULL) {
+        fprintf(stderr, "PR_NewProcessAttr failed\n");
+        exit(1);
+    }
+
+    status = PR_ProcessAttrSetInheritableFD(attr, out_pipe[0], "PIPE_READ");
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_ProcessAttrSetInheritableFD failed\n");
+        exit(1);
+    }
+    status = PR_ProcessAttrSetInheritableFD(attr, in_pipe[1], "PIPE_WRITE");
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_ProcessAttrSetInheritableFD failed\n");
+        exit(1);
+    }
+
+    process = PR_CreateProcess(child_argv[0], child_argv, NULL, attr);
+    if (process == NULL) {
+        fprintf(stderr, "PR_CreateProcess failed\n");
+        exit(1);
+    }
+    PR_DestroyProcessAttr(attr);
+    status = PR_Close(out_pipe[0]);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_Close failed\n");
+        exit(1);
+    }
+    status = PR_Close(in_pipe[1]);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_Close failed\n");
+        exit(1);
+    }
+
+    for (idx = 0; idx < NUM_ITERATIONS; idx++) {
+        strcpy(buf, "ping");
+        printf("ping process: sending \"%s\"\n", buf);
+        nBytes = PR_Write(out_pipe[1], buf, 5);
+        if (nBytes == -1) {
+            fprintf(stderr, "PR_Write failed: (%d, %d)\n",
+                    PR_GetError(), PR_GetOSError());
+            exit(1);
+        }
+        memset(buf, 0, sizeof(buf));
+        nBytes = PR_Read(in_pipe[0], buf, sizeof(buf));
+        if (nBytes == -1) {
+            fprintf(stderr, "PR_Read failed\n");
+            exit(1);
+        }
+        printf("ping process: received \"%s\"\n", buf);
+        if (nBytes != 5) {
+            fprintf(stderr, "ping process: expected 5 bytes but got %d bytes\n",
+                    nBytes);
+            exit(1);
+        }
+        if (strcmp(buf, "pong") != 0) {
+            fprintf(stderr, "ping process: expected \"pong\" but got \"%s\"\n",
+                    buf);
+            exit(1);
+        }
+    }
+
+    status = PR_Close(in_pipe[0]);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_Close failed\n");
+        exit(1);
+    }
+    status = PR_Close(out_pipe[1]);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_Close failed\n");
+        exit(1);
+    }
+    status = PR_WaitProcess(process, &exitCode);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_WaitProcess failed\n");
+        exit(1);
+    }
+    if (exitCode == 0) {
+        printf("PASS\n");
+        return 0;
+    } else {
+        printf("FAIL\n");
+        return 1;
+    }
+}

nsprpub/pr/tests/pipepong2.c

@@ -0,0 +1,111 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/*
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.1 (the "NPL"); you may not use this file except in
+ * compliance with the NPL.  You may obtain a copy of the NPL at
+ * http://www.mozilla.org/NPL/
+ * 
+ * Software distributed under the NPL is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
+ * for the specific language governing rights and limitations under the
+ * NPL.
+ * 
+ * The Initial Developer of this code under the NPL is Netscape
+ * Communications Corporation.  Portions created by Netscape are
+ * Copyright (C) 2000 Netscape Communications Corporation.  All Rights
+ * Reserved.
+ */
+
+/*
+ * File: pipepong2.c
+ *
+ * Description:
+ * This test runs in conjunction with the pipeping2 test.
+ * The pipeping2 test creates two pipes and passes two
+ * pipe fd's to this test.  Then the pipeping2 test writes
+ * "ping" to this test and this test writes "pong" back.
+ * To run this pair of tests, just invoke pipeping2.
+ *
+ * Tested areas: process creation, pipes, file descriptor
+ * inheritance.
+ */
+
+#include "prerror.h"
+#include "prio.h"
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#define NUM_ITERATIONS 10
+
+int main()
+{
+    PRFileDesc *pipe_read, *pipe_write;
+    PRStatus status;
+    char buf[1024];
+    PRInt32 nBytes;
+    int idx;
+
+    pipe_read = PR_GetInheritedFD("PIPE_READ");
+    if (pipe_read == NULL) {
+        fprintf(stderr, "PR_GetInheritedFD failed\n");
+        exit(1);
+    }
+    status = PR_SetFDInheritable(pipe_read, PR_FALSE);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_SetFDInheritable failed\n");
+        exit(1);
+    }
+    pipe_write = PR_GetInheritedFD("PIPE_WRITE");
+    if (pipe_write == NULL) {
+        fprintf(stderr, "PR_GetInheritedFD failed\n");
+        exit(1);
+    }
+    status = PR_SetFDInheritable(pipe_write, PR_FALSE);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_SetFDInheritable failed\n");
+        exit(1);
+    }
+
+    for (idx = 0; idx < NUM_ITERATIONS; idx++) {
+        memset(buf, 0, sizeof(buf));
+        nBytes = PR_Read(pipe_read, buf, sizeof(buf));
+        if (nBytes == -1) {
+            fprintf(stderr, "PR_Read failed: (%d, %d)\n",
+                    PR_GetError(), PR_GetOSError());
+            exit(1);
+        }
+        printf("pong process: received \"%s\"\n", buf);
+        if (nBytes != 5) {
+            fprintf(stderr, "pong process: expected 5 bytes but got %d bytes\n",
+                    nBytes);
+            exit(1);
+        }
+        if (strcmp(buf, "ping") != 0) {
+            fprintf(stderr, "pong process: expected \"ping\" but got \"%s\"\n",
+                    buf);
+            exit(1);
+        }
+
+        strcpy(buf, "pong");
+        printf("pong process: sending \"%s\"\n", buf);
+        nBytes = PR_Write(pipe_write, buf, 5);
+        if (nBytes == -1) {
+            fprintf(stderr, "PR_Write failed\n");
+            exit(1);
+        }
+    }
+
+    status = PR_Close(pipe_read);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_Close failed\n");
+        exit(1);
+    }
+    status = PR_Close(pipe_write);
+    if (status == PR_FAILURE) {
+        fprintf(stderr, "PR_Close failed\n");
+        exit(1);
+    }
+    return 0;
+}

nsprpub/pr/tests/runtests.ksh

@@ -137,6 +137,7 @@ parent
 peek
 perf
 pipeping
+pipeping2
 pipeself
 poll_nm
 poll_to