1 /*
2 * error-code-test.c -- tests for error codes
3 *
4 * ====================================================================
5 * Licensed to the Apache Software Foundation (ASF) under one
6 * or more contributor license agreements. See the NOTICE file
7 * distributed with this work for additional information
8 * regarding copyright ownership. The ASF licenses this file
9 * to you under the Apache License, Version 2.0 (the
10 * "License"); you may not use this file except in compliance
11 * with the License. You may obtain a copy of the License at
12 *
13 * http://www.apache.org/licenses/LICENSE-2.0
14 *
15 * Unless required by applicable law or agreed to in writing,
16 * software distributed under the License is distributed on an
17 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
18 * KIND, either express or implied. See the License for the
19 * specific language governing permissions and limitations
20 * under the License.
21 * ====================================================================
22 */
23
24 #include <stdio.h>
25 #include <string.h>
26 #include <apr_general.h>
27
28 #include "svn_error.h"
29
30 /* Duplicate of the same typedef in libsvn_subr/error.c */
31 typedef struct err_defn {
32 svn_errno_t errcode; /* 160004 */
33 const char *errname; /* SVN_ERR_FS_CORRUPT */
34 const char *errdesc; /* default message */
35 } err_defn;
36
37 /* To understand what is going on here, read svn_error_codes.h. */
38 #define SVN_ERROR_BUILD_ARRAY
39 #include "svn_error_codes.h"
40
41 #include "../svn_test.h"
42
43 #define NUM_ERRORS (sizeof(error_table)/sizeof(error_table[0]))
44
45 static svn_error_t *
check_error_codes_unique(apr_pool_t * pool)46 check_error_codes_unique(apr_pool_t *pool)
47 {
48 int i;
49 struct err_defn e = error_table[0];
50
51 /* Ensure error codes are strictly monotonically increasing. */
52 for (i = 1; i < NUM_ERRORS; i++)
53 {
54 struct err_defn e2 = error_table[i];
55
56 /* Don't fail the test if there is an odd number of errors.
57 * The error array's sentinel has an error code of zero. */
58 if (i == NUM_ERRORS - 1 && e2.errcode == 0)
59 break;
60
61 /* SVN_ERR_WC_NOT_DIRECTORY is an alias for SVN_ERR_WC_NOT_WORKING_COPY
62 * and shares the same error code. */
63 if (e.errcode != SVN_ERR_WC_NOT_DIRECTORY &&
64 e.errcode >= e2.errcode)
65 return svn_error_createf(SVN_ERR_TEST_FAILED, NULL,
66 "Error 0x%x (%s) is not < 0x%x (%s)\n",
67 e.errcode, e.errdesc, e2.errcode, e2.errdesc);
68 e = e2;
69 }
70
71 return SVN_NO_ERROR;
72 }
73
74
75 /* The test table. */
76
77 static int max_threads = 1;
78
79 static struct svn_test_descriptor_t test_funcs[] =
80 {
81 SVN_TEST_NULL,
82 SVN_TEST_PASS2(check_error_codes_unique,
83 "check that error codes are unique"),
84 SVN_TEST_NULL
85 };
86
87 SVN_TEST_MAIN
88