libc: Add some tests for fmtmsg().

2 files changed, 252 insertions, 1 deletions

diff --git a/tools/regression/lib/libc/gen/Makefile b/tools/regression/lib/libc/gen/Makefile
index 8517913..18c0e5f 100644
--- a/tools/regression/lib/libc/gen/Makefile
+++ b/tools/regression/lib/libc/gen/Makefile
@@ -1,6 +1,6 @@
 # $FreeBSD$
 
-TESTS=	test-arc4random test-fmtcheck test-fnmatch \
+TESTS=	test-arc4random test-fmtcheck test-fmtmsg test-fnmatch \
 	test-fpclassify test-posix_spawn test-wordexp
 
 .PHONY: tests
diff --git a/tools/regression/lib/libc/gen/test-fmtmsg.c b/tools/regression/lib/libc/gen/test-fmtmsg.c
new file mode 100644
index 0000000..e5dcc0f
--- /dev/null
+++ b/tools/regression/lib/libc/gen/test-fmtmsg.c
@@ -0,0 +1,251 @@
+/*-
+ * Copyright (c) 2012 Jilles Tjoelker
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/wait.h>
+
+#include <err.h>
+#include <errno.h>
+#include <fmtmsg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+static char *run_test(long classification, const char *label, int severity,
+    const char *text, const char *action, const char *tag);
+
+struct testcase {
+	long classification;
+	const char *label;
+	int severity;
+	const char *text;
+	const char *action;
+	const char *tag;
+	const char *msgverb;
+	const char *result;
+} testcases[] = {
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		NULL,
+		"BSD:ls: ERROR: illegal option -- z\n"
+		    "TO FIX: refer to manual BSD:ls:001\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		"text:severity:action:tag",
+		"illegal option -- z: ERROR\n"
+		    "TO FIX: refer to manual BSD:ls:001\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		"text",
+		"illegal option -- z\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		"severity:text",
+		"ERROR: illegal option -- z\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		"ignore me",
+		"BSD:ls: ERROR: illegal option -- z\n"
+		    "TO FIX: refer to manual BSD:ls:001\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		"tag:severity:text:nothing:action",
+		"BSD:ls: ERROR: illegal option -- z\n"
+		    "TO FIX: refer to manual BSD:ls:001\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		"",
+		"BSD:ls: ERROR: illegal option -- z\n"
+		    "TO FIX: refer to manual BSD:ls:001\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, MM_NULLLBL, MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		NULL,
+		"ERROR: illegal option -- z\n"
+		    "TO FIX: refer to manual BSD:ls:001\n"
+	},
+	{
+		MM_UTIL | MM_PRINT, "BSD:ls", MM_ERROR,
+		"illegal option -- z", MM_NULLACT, MM_NULLTAG,
+		NULL,
+		"BSD:ls: ERROR: illegal option -- z\n"
+	},
+	{
+		MM_UTIL | MM_NULLMC, "BSD:ls", MM_ERROR,
+		"illegal option -- z", "refer to manual", "BSD:ls:001",
+		NULL,
+		""
+	},
+	{
+		MM_APPL | MM_PRINT, "ABCDEFGHIJ:abcdefghijklmn", MM_INFO,
+		"xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx",
+		"refer to manual", "ABCDEFGHIJ:abcdefghijklmn:001",
+		NULL,
+		"ABCDEFGHIJ:abcdefghijklmn: INFO: "
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
+		    "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx\n"
+		    "TO FIX: refer to manual ABCDEFGHIJ:abcdefghijklmn:001\n"
+	},
+	{
+		MM_OPSYS | MM_PRINT, "TEST:test", MM_HALT,
+		"failed", "nothing can help me", "NOTHING",
+		NULL,
+		"TEST:test: HALT: failed\n"
+		    "TO FIX: nothing can help me NOTHING\n"
+	},
+	{
+		MM_OPSYS | MM_PRINT, "TEST:test", MM_WARNING,
+		"failed", "nothing can help me", "NOTHING",
+		NULL,
+		"TEST:test: WARNING: failed\n"
+		    "TO FIX: nothing can help me NOTHING\n"
+	},
+	{
+		MM_OPSYS | MM_PRINT, "TEST:test", MM_NOSEV,
+		"failed", "nothing can help me", "NOTHING",
+		NULL,
+		"TEST:test: failed\n"
+		    "TO FIX: nothing can help me NOTHING\n"
+	}
+};
+
+static char *
+run_test(long classification, const char *label, int severity,
+    const char *text, const char *action, const char *tag)
+{
+	int pip[2];
+	pid_t pid, wpid;
+	char *result, *p;
+	size_t resultsize;
+	ssize_t n;
+	int status;
+
+	if (pipe(pip) == -1)
+		err(2, "pipe");
+	pid = fork();
+	if (pid == -1)
+		err(2, "fork");
+	if (pid == 0) {
+		close(pip[0]);
+		if (pip[1] != STDERR_FILENO &&
+		    dup2(pip[1], STDERR_FILENO) == -1)
+			_exit(2);
+		if (fmtmsg(classification, label, severity, text, action, tag)
+		    != MM_OK)
+			_exit(1);
+		else
+			_exit(0);
+	}
+	close(pip[1]);
+	resultsize = 1024;
+	result = malloc(resultsize);
+	p = result;
+	while ((n = read(pip[0], p, result + resultsize - p - 1)) != 0) {
+		if (n == -1) {
+			if (errno == EINTR)
+				continue;
+			else
+				err(2, "read");
+		}
+		p += n;
+		if (result + resultsize == p - 1) {
+			resultsize *= 2;
+			result = realloc(result, resultsize);
+			if (result == NULL)
+				err(2, "realloc");
+		}
+	}
+	if (memchr(result, '\0', p - result) != NULL) {
+		free(result);
+		return (NULL);
+	}
+	*p = '\0';
+	close(pip[0]);
+	while ((wpid = waitpid(pid, &status, 0)) == -1 && errno == EINTR)
+		;
+	if (wpid == -1)
+		err(2, "waitpid");
+	if (status != 0) {
+		free(result);
+		return (NULL);
+	}
+	return (result);
+}
+
+int
+main(void)
+{
+	size_t i, n;
+	int errors;
+	char *result;
+	struct testcase *t;
+
+	n = sizeof(testcases) / sizeof(testcases[0]);
+	errors = 0;
+	printf("1..%zu\n", n);
+	for (i = 0; i < n; i++) {
+		t = &testcases[i];
+		if (t->msgverb != NULL)
+			setenv("MSGVERB", t->msgverb, 1);
+		else
+			unsetenv("MSGVERB");
+		result = run_test(t->classification, t->label, t->severity,
+		    t->text, t->action, t->tag);
+		if (result != NULL && strcmp(result, t->result) == 0)
+			printf("ok %zu - correct\n",
+			    i + 1);
+		else {
+			printf("not ok %zu - %s\n",
+			    i + 1, result != NULL ? "incorrect" : "failed");
+			errors = 1;
+		}
+		free(result);
+	}
+
+	return (errors);
+}