1 /* tinytest.h -- Copyright 2009-2012 Nick Mathewson
3 * Redistribution and use in source and binary forms, with or without
4 * modification, are permitted provided that the following conditions
6 * 1. Redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer.
8 * 2. Redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution.
11 * 3. The name of the author may not be used to endorse or promote products
12 * derived from this software without specific prior written permission.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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26 #ifndef TINYTEST_H_INCLUDED_
27 #define TINYTEST_H_INCLUDED_
29 /** Flag for a test that needs to run in a subprocess. */
30 #define TT_FORK (1<<0)
31 /** Runtime flag for a test we've decided to skip. */
32 #define TT_SKIP (1<<1)
33 /** Internal runtime flag for a test we've decided to run. */
34 #define TT_ENABLED_ (1<<2)
35 /** Flag for a test that's off by default. */
36 #define TT_OFF_BY_DEFAULT (1<<3)
37 /** Flag for a test that should be runned again in case of failure (but not
38 * more then 3 times). */
39 #define TT_RETRIABLE (1<<4)
40 /** If you add your own flags, make them start at this point. */
41 #define TT_FIRST_USER_FLAG (1<<5)
43 typedef void (*testcase_fn)(void *);
47 /** Functions to initialize/teardown a structure for a testcase. */
48 struct testcase_setup_t {
49 /** Return a new structure for use by a given testcase. */
50 void *(*setup_fn)(const struct testcase_t *);
51 /** Clean/free a structure from setup_fn. Return 1 if ok, 0 on err. */
52 int (*cleanup_fn)(const struct testcase_t *, void *);
55 /** A single test-case that you can run. */
57 const char *name; /**< An identifier for this case. */
58 testcase_fn fn; /**< The function to run to implement this case. */
59 unsigned long flags; /**< Bitfield of TT_* flags. */
60 const struct testcase_setup_t *setup; /**< Optional setup/cleanup fns*/
61 void *setup_data; /**< Extra data usable by setup function */
63 #define END_OF_TESTCASES { NULL, NULL, 0, NULL, NULL }
65 /** A group of tests that are selectable together. */
67 const char *prefix; /**< Prefix to prepend to testnames. */
68 struct testcase_t *cases; /** Array, ending with END_OF_TESTCASES */
70 #define END_OF_GROUPS { NULL, NULL}
72 struct testlist_alias_t {
76 #define END_OF_ALIASES { NULL, NULL }
78 /** Implementation: called from a test to indicate failure, before logging. */
79 void tinytest_set_test_failed_(void);
80 /** Implementation: called from a test to indicate that we're skipping. */
81 void tinytest_set_test_skipped_(void);
82 /** Implementation: return 0 for quiet, 1 for normal, 2 for loud. */
83 int tinytest_get_verbosity_(void);
84 /** Implementation: Set a flag on tests matching a name; returns number
85 * of tests that matched. */
86 int tinytest_set_flag_(struct testgroup_t *, const char *, int set, unsigned long);
87 /** Implementation: Put a chunk of memory into hex. */
88 char *tinytest_format_hex_(const void *, unsigned long);
90 /** Set all tests in 'groups' matching the name 'named' to be skipped. */
91 #define tinytest_skip(groups, named) \
92 tinytest_set_flag_(groups, named, 1, TT_SKIP)
94 /** Run a single testcase in a single group. */
95 int testcase_run_one(const struct testgroup_t *,const struct testcase_t *);
97 void tinytest_set_aliases(const struct testlist_alias_t *aliases);
99 /** Run a set of testcases from an END_OF_GROUPS-terminated array of groups,
100 as selected from the command line. */
101 int tinytest_main(int argc, const char **argv, struct testgroup_t *groups);