Committing regression tests for all implemented nsswitch databases.

Detailed description and instructions are in the README file.
This work had been basically done during GSoC 2006.

Approved by:	brooks (mentor)

1 files changed, 535 insertions, 0 deletions

diff --git a/tools/regression/lib/libc/nss/test-getrpc.c b/tools/regression/lib/libc/nss/test-getrpc.c
new file mode 100644
index 0000000..df0bc83
--- /dev/null
+++ b/tools/regression/lib/libc/nss/test-getrpc.c
@@ -0,0 +1,535 @@
+/*-
+ * Copyright (c) 2006 Michael Bushkov <bushman@freebsd.org>
+ * All rights repeed.
+ *
+ * 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 <arpa/inet.h>
+#include <rpc/rpc.h>
+#include <assert.h>
+#include <errno.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stringlist.h>
+#include <unistd.h>
+#include "testutil.h"
+
+enum test_methods {
+	TEST_GETRPCENT,
+	TEST_GETRPCBYNAME,
+	TEST_GETRPCBYNUMBER,
+	TEST_GETRPCENT_2PASS,
+	TEST_BUILD_SNAPSHOT
+};
+
+static int debug = 0;
+static enum test_methods method = TEST_BUILD_SNAPSHOT;
+
+DECLARE_TEST_DATA(rpcent)
+DECLARE_TEST_FILE_SNAPSHOT(rpcent)
+DECLARE_1PASS_TEST(rpcent)
+DECLARE_2PASS_TEST(rpcent)
+
+static void clone_rpcent(struct rpcent *, struct rpcent const *);
+static int compare_rpcent(struct rpcent *, struct rpcent *, void *);
+static void dump_rpcent(struct rpcent *);
+static void free_rpcent(struct rpcent *);
+
+static void sdump_rpcent(struct rpcent *, char *, size_t);
+static int rpcent_read_snapshot_func(struct rpcent *, char *);
+
+static int rpcent_check_ambiguity(struct rpcent_test_data *, 
+	struct rpcent *);
+static int rpcent_fill_test_data(struct rpcent_test_data *);
+static int rpcent_test_correctness(struct rpcent *, void *);
+static int rpcent_test_getrpcbyname(struct rpcent *, void *);
+static int rpcent_test_getrpcbynumber(struct rpcent *, void *);
+static int rpcent_test_getrpcent(struct rpcent *, void *);
+	
+static void usage(void)  __attribute__((__noreturn__));
+
+IMPLEMENT_TEST_DATA(rpcent)
+IMPLEMENT_TEST_FILE_SNAPSHOT(rpcent)
+IMPLEMENT_1PASS_TEST(rpcent)
+IMPLEMENT_2PASS_TEST(rpcent)
+
+static void
+clone_rpcent(struct rpcent *dest, struct rpcent const *src)
+{
+	assert(dest != NULL);
+	assert(src != NULL);
+	
+	char **cp;
+	int aliases_num;
+		
+	memset(dest, 0, sizeof(struct rpcent));
+	
+	if (src->r_name != NULL) {
+		dest->r_name = strdup(src->r_name);
+		assert(dest->r_name != NULL);
+	}
+	
+	dest->r_number = src->r_number;
+	
+	if (src->r_aliases != NULL) {
+		aliases_num = 0;
+		for (cp = src->r_aliases; *cp; ++cp)
+			++aliases_num;
+	
+		dest->r_aliases = (char **)malloc((aliases_num+1) * (sizeof(char *)));
+		assert(dest->r_aliases != NULL);
+		memset(dest->r_aliases, 0, (aliases_num+1) * (sizeof(char *)));
+	
+		for (cp = src->r_aliases; *cp; ++cp) {
+			dest->r_aliases[cp - src->r_aliases] = strdup(*cp);
+			assert(dest->r_aliases[cp - src->r_aliases] != NULL);
+		}
+	}
+}
+
+static void 
+free_rpcent(struct rpcent *rpc)
+{
+	char **cp;
+	
+	assert(rpc != NULL);
+	
+	free(rpc->r_name);
+	
+	for (cp = rpc->r_aliases; *cp; ++cp)
+		free(*cp);
+	free(rpc->r_aliases);
+}
+
+static  int 
+compare_rpcent(struct rpcent *rpc1, struct rpcent *rpc2, void *mdata)
+{
+	char **c1, **c2;
+        
+	if (rpc1 == rpc2)
+		return 0;
+        
+	if ((rpc1 == NULL) || (rpc2 == NULL))
+		goto errfin;
+        
+	if ((strcmp(rpc1->r_name, rpc2->r_name) != 0) ||
+		(rpc1->r_number != rpc2->r_number))
+			goto errfin;
+        
+	c1 = rpc1->r_aliases;
+	c2 = rpc2->r_aliases;
+	
+	if ((rpc1->r_aliases == NULL) || (rpc2->r_aliases == NULL))
+		goto errfin;
+	
+	for (;*c1 && *c2; ++c1, ++c2)
+		if (strcmp(*c1, *c2) != 0)
+			goto errfin;
+                
+	if ((*c1 != '\0') || (*c2 != '\0'))
+		goto errfin;
+        
+	return 0;
+	
+errfin:
+	if ((debug) && (mdata == NULL)) {
+		printf("following structures are not equal:\n");
+		dump_rpcent(rpc1);
+		dump_rpcent(rpc2);
+	}
+
+	return (-1);
+}
+
+static void
+sdump_rpcent(struct rpcent *rpc, char *buffer, size_t buflen)
+{
+	char **cp;
+	int written;
+	
+	written = snprintf(buffer, buflen, "%s %d",
+		rpc->r_name, rpc->r_number);	
+	buffer += written;
+	if (written > buflen)
+		return;
+	buflen -= written;
+			
+	if (rpc->r_aliases != NULL) {
+		if (*(rpc->r_aliases) != '\0') {
+			for (cp = rpc->r_aliases; *cp; ++cp) {
+				written = snprintf(buffer, buflen, " %s",*cp);
+				buffer += written;
+				if (written > buflen)
+					return;
+				buflen -= written;
+				
+				if (buflen == 0)
+					return;				
+			}
+		} else
+			snprintf(buffer, buflen, " noaliases");
+	} else
+		snprintf(buffer, buflen, " (null)");
+}
+
+static int
+rpcent_read_snapshot_func(struct rpcent *rpc, char *line)
+{
+	StringList *sl;
+	char *s, *ps, *ts;
+	int i;
+
+	if (debug)
+		printf("1 line read from snapshot:\n%s\n", line);
+	
+	i = 0;
+	sl = NULL;
+	ps = line;
+	memset(rpc, 0, sizeof(struct rpcent));
+	while ( (s = strsep(&ps, " ")) != NULL) {
+		switch (i) {
+			case 0:
+				rpc->r_name = strdup(s);
+				assert(rpc->r_name != NULL);
+			break;
+
+			case 1:
+				rpc->r_number = (int)strtol(s, &ts, 10);
+				if (*ts != '\0') {
+					free(rpc->r_name);
+					return (-1);
+				}
+			break;
+
+			default:
+				if (sl == NULL) {
+					if (strcmp(s, "(null)") == 0)
+						return (0);
+										
+					sl = sl_init();
+					assert(sl != NULL);
+					
+					if (strcmp(s, "noaliases") != 0) {
+						ts = strdup(s);
+						assert(ts != NULL);
+						sl_add(sl, ts);
+					}
+				} else {
+					ts = strdup(s);
+					assert(ts != NULL);
+					sl_add(sl, ts);
+				}
+			break;			
+		};
+		++i;
+	}
+
+	if (i < 3) {
+		free(rpc->r_name);
+		memset(rpc, 0, sizeof(struct rpcent));
+		return (-1);
+	}
+	
+	sl_add(sl, NULL);
+	rpc->r_aliases = sl->sl_str;
+
+	/* NOTE: is it a dirty hack or not? */
+	free(sl);	
+	return (0);
+}
+
+static void 
+dump_rpcent(struct rpcent *result)
+{
+	if (result != NULL) {
+		char buffer[1024];
+		sdump_rpcent(result, buffer, sizeof(buffer));
+		printf("%s\n", buffer);
+	} else
+		printf("(null)\n");
+}
+
+static int
+rpcent_fill_test_data(struct rpcent_test_data *td)
+{
+	struct rpcent *rpc;
+		
+	setrpcent(1);
+	while ((rpc = getrpcent()) != NULL) {
+		if (rpcent_test_correctness(rpc, NULL) == 0)
+			TEST_DATA_APPEND(rpcent, td, rpc);
+		else
+			return (-1);
+	}
+	endrpcent();
+	
+	return (0);
+}
+
+static int
+rpcent_test_correctness(struct rpcent *rpc, void *mdata)
+{
+	if (debug) {
+		printf("testing correctness with the following data:\n");
+		dump_rpcent(rpc);
+	}
+	
+	if (rpc == NULL)
+		goto errfin;
+	
+	if (rpc->r_name == NULL)
+		goto errfin;
+	
+	if (rpc->r_number < 0)
+		goto errfin;
+	
+	if (rpc->r_aliases == NULL)
+		goto errfin;
+	
+	if (debug)
+		printf("correct\n");
+	
+	return (0);	
+errfin:
+	if (debug)
+		printf("incorrect\n");
+	
+	return (-1);
+}
+
+/* rpcent_check_ambiguity() is needed when one port+rpc is associated with
+ * more than one peice (these cases are usually marked as PROBLEM in
+ * /etc/peices. This functions is needed also when one peice+rpc is 
+ * associated with several ports. We have to check all the rpcent structures
+ * to make sure that rpc really exists and correct */
+static int
+rpcent_check_ambiguity(struct rpcent_test_data *td, struct rpcent *rpc)
+{
+	
+	return (TEST_DATA_FIND(rpcent, td, rpc, compare_rpcent,
+		NULL) != NULL ? 0 : -1);
+}
+
+static int
+rpcent_test_getrpcbyname(struct rpcent *rpc_model, void *mdata)
+{
+	char **alias;
+	struct rpcent *rpc;
+		
+	if (debug) {
+		printf("testing getrpcbyname() with the following data:\n");
+		dump_rpcent(rpc_model);
+	}
+
+	rpc = getrpcbyname(rpc_model->r_name);
+	if (rpcent_test_correctness(rpc, NULL) != 0)
+		goto errfin;
+	
+	if ((compare_rpcent(rpc, rpc_model, NULL) != 0) &&
+	    (rpcent_check_ambiguity((struct rpcent_test_data *)mdata, rpc) 
+	    !=0))
+	    goto errfin;
+	
+	for (alias = rpc_model->r_aliases; *alias; ++alias) {
+		rpc = getrpcbyname(*alias);
+		
+		if (rpcent_test_correctness(rpc, NULL) != 0)
+			goto errfin;
+		
+		if ((compare_rpcent(rpc, rpc_model, NULL) != 0) &&
+		    (rpcent_check_ambiguity(
+		    (struct rpcent_test_data *)mdata, rpc) != 0))
+		    goto errfin;
+	}
+	
+	if (debug)
+		printf("ok\n");
+	return (0);
+	
+errfin:
+	if (debug)
+		printf("not ok\n");
+	
+	return (-1);
+}
+
+static int
+rpcent_test_getrpcbynumber(struct rpcent *rpc_model, void *mdata)
+{
+	struct rpcent *rpc;
+		
+	if (debug) {
+		printf("testing getrpcbyport() with the following data...\n");
+		dump_rpcent(rpc_model);
+	}	
+	
+	rpc = getrpcbynumber(rpc_model->r_number);
+	if ((rpcent_test_correctness(rpc, NULL) != 0) || 
+	    ((compare_rpcent(rpc, rpc_model, NULL) != 0) &&
+	    (rpcent_check_ambiguity((struct rpcent_test_data *)mdata, rpc)
+	    != 0))) {
+	    if (debug)
+		printf("not ok\n");
+	    return (-1);
+	} else {
+	    if (debug)
+		printf("ok\n");
+	    return (0);
+	}
+}
+
+static int 
+rpcent_test_getrpcent(struct rpcent *rpc, void *mdata)
+{
+	/* Only correctness can be checked when doing 1-pass test for
+	 * getrpcent(). */
+	return (rpcent_test_correctness(rpc, NULL));
+}
+
+static void
+usage(void)
+{
+	(void)fprintf(stderr,
+	    "Usage: %s -nve2 [-d] [-s <file>]\n",
+	    getprogname());
+	exit(1);
+}
+
+int
+main(int argc, char **argv)
+{
+	struct rpcent_test_data td, td_snap, td_2pass;
+	char *snapshot_file;
+	int rv;
+	int c;
+	
+	if (argc < 2)
+		usage();
+		
+	snapshot_file = NULL;
+	while ((c = getopt(argc, argv, "nve2ds:")) != -1)
+		switch (c) {
+		case 'd':
+			debug++;
+			break;
+		case 'n':
+			method = TEST_GETRPCBYNAME;
+			break;
+		case 'v':
+			method = TEST_GETRPCBYNUMBER;
+			break;
+		case 'e':
+			method = TEST_GETRPCENT;
+			break;
+		case '2':
+			method = TEST_GETRPCENT_2PASS;
+			break;
+		case 's':
+			snapshot_file = strdup(optarg);
+			break;
+		default:
+			usage();
+		}
+	
+	TEST_DATA_INIT(rpcent, &td, clone_rpcent, free_rpcent);
+	TEST_DATA_INIT(rpcent, &td_snap, clone_rpcent, free_rpcent);
+	if (snapshot_file != NULL) {
+		if (access(snapshot_file, W_OK | R_OK) != 0) {		
+			if (errno == ENOENT)
+				method = TEST_BUILD_SNAPSHOT;
+			else {
+				if (debug)
+					printf("can't access the file %s\n",
+				snapshot_file);
+			
+				rv = -1;
+				goto fin;
+			}
+		} else {
+			if (method == TEST_BUILD_SNAPSHOT) {
+				rv = 0;
+				goto fin;
+			}
+			
+			TEST_SNAPSHOT_FILE_READ(rpcent, snapshot_file,
+				&td_snap, rpcent_read_snapshot_func);
+		}
+	}
+		
+	rv = rpcent_fill_test_data(&td);
+	if (rv == -1)
+		return (-1);
+	switch (method) {
+	case TEST_GETRPCBYNAME:
+		if (snapshot_file == NULL)
+			rv = DO_1PASS_TEST(rpcent, &td,
+				rpcent_test_getrpcbyname, (void *)&td);
+		else
+			rv = DO_1PASS_TEST(rpcent, &td_snap, 
+				rpcent_test_getrpcbyname, (void *)&td_snap);
+		break;
+	case TEST_GETRPCBYNUMBER:
+		if (snapshot_file == NULL)
+			rv = DO_1PASS_TEST(rpcent, &td,
+				rpcent_test_getrpcbynumber, (void *)&td);
+		else
+			rv = DO_1PASS_TEST(rpcent, &td_snap, 
+				rpcent_test_getrpcbynumber, (void *)&td_snap);
+		break;
+	case TEST_GETRPCENT:
+		if (snapshot_file == NULL)
+			rv = DO_1PASS_TEST(rpcent, &td, rpcent_test_getrpcent,
+				(void *)&td);
+		else
+			rv = DO_2PASS_TEST(rpcent, &td, &td_snap,
+				compare_rpcent, NULL);
+		break;
+	case TEST_GETRPCENT_2PASS:
+			TEST_DATA_INIT(rpcent, &td_2pass, clone_rpcent, free_rpcent);
+			rv = rpcent_fill_test_data(&td_2pass);			
+			if (rv != -1)
+				rv = DO_2PASS_TEST(rpcent, &td, &td_2pass,
+					compare_rpcent, NULL);
+			TEST_DATA_DESTROY(rpcent, &td_2pass);
+		break;
+	case TEST_BUILD_SNAPSHOT:
+		if (snapshot_file != NULL)
+		    rv = TEST_SNAPSHOT_FILE_WRITE(rpcent, snapshot_file, &td, 
+			sdump_rpcent);
+		break;
+	default:
+		rv = 0;
+		break;
+	};
+
+fin:
+	TEST_DATA_DESTROY(rpcent, &td_snap);
+	TEST_DATA_DESTROY(rpcent, &td);
+	free(snapshot_file);	
+	return (rv);
+}