diff options
Diffstat (limited to 'libmisc/tests')
| -rw-r--r-- | libmisc/tests/test_assert.c | 85 | ||||
| -rw-r--r-- | libmisc/tests/test_log.c | 61 |
2 files changed, 116 insertions, 30 deletions
diff --git a/libmisc/tests/test_assert.c b/libmisc/tests/test_assert.c index 949b4f9..a2ac743 100644 --- a/libmisc/tests/test_assert.c +++ b/libmisc/tests/test_assert.c @@ -4,62 +4,87 @@ * SPDX-License-Identifier: AGPL-3.0-or-later */ +#include <setjmp.h> #include <stdbool.h> +#include <string.h> +#include <stdlib.h> #include <libmisc/assert.h> #include "test.h" -/* Intercept failures *********************************************************/ - -bool global_failed = false; -bool global_unreachable = false; - -void __assert_msg_fail(const char *expr, - const char *file, unsigned int line, const char *func, - const char *msg) { - static bool in_fail = false; - if (!in_fail) { - in_fail = true; - printf("error: %s:%u:%s(): assertion \"%s\" failed%s%s\n", - file, line, func, - expr, - msg ? ": " : "", msg); - } +#define UNUSED(name) + +/* Intercept failures and logging *********************************************/ + +bool global_failed; +char *global_log; +jmp_buf global_env; + +#define with_intercept() ({ \ + global_failed = false; \ + if (global_log) \ + free(global_log); \ + global_log = NULL; \ + setjmp(global_env) == 0; \ + }) + +__attribute__((noreturn)) void abort(void) { global_failed = true; + longjmp(global_env, 1); } -#define __builtin_unreachable() do { global_unreachable = true; } while (0) +#define __builtin_unreachable() test_assert(0) + +int vprintf(const char *format, va_list ap) { + return vasprintf(&global_log, format, ap); +} /* Utilities ******************************************************************/ -#define test_should_succeed(test) do { \ - global_failed = false; \ - test; \ - test_assert(global_failed == false); \ +#define test_should_succeed(test) do { \ + if (with_intercept()) { \ + test; \ + } \ + test_assert(global_failed == false); \ + test_assert(global_log == NULL); \ } while (0) -#define test_should_fail(test) do { \ - global_failed = false; \ - test; \ - test_assert(global_failed == true); \ +#define test_should_fail(test, exp_log) do { \ + if (with_intercept()) { \ + test; \ + } \ + test_assert(global_failed == true); \ + if (!(global_log != NULL && \ + strcmp(global_log, exp_log) == 0)) { \ + printf("exp = \"%s\"\n" \ + "act = \"%s\"\n", \ + exp_log, global_log); \ + test_assert(0); \ + } \ } while (0) +#define _STR(x) #x +#define STR(x) _STR(x) + /* Actual tests ***************************************************************/ static_assert(sizeof(char) == 1); int main() { test_should_succeed(assert(true)); - test_should_fail(assert(false)); + test_should_fail(assert(false), "error: ASSERT: "__FILE__":"STR(__LINE__)":main(): assertion \"false\" failed\n"); test_should_succeed(assert_msg(true, "foo")); - test_should_fail(assert_msg(false, "foo")); + test_should_fail(assert_msg(false, "foo"), "error: ASSERT: "__FILE__":"STR(__LINE__)":main(): assertion \"false\" failed: foo\n"); test_should_succeed(assert_msg(true, NULL)); - test_should_fail(assert_msg(false, NULL)); + test_should_fail(assert_msg(false, NULL), "error: ASSERT: "__FILE__":"STR(__LINE__)":main(): assertion \"false\" failed\n"); - test_should_fail(assert_notreached("")); - test_assert(global_unreachable == true); + test_should_fail(assert_notreached("xxx"), "error: ASSERT: "__FILE__":"STR(__LINE__)":main(): assertion \"notreached\" failed: xxx\n"); + if (global_log) { + free(global_log); + global_log = NULL; + } return 0; } diff --git a/libmisc/tests/test_log.c b/libmisc/tests/test_log.c new file mode 100644 index 0000000..286738d --- /dev/null +++ b/libmisc/tests/test_log.c @@ -0,0 +1,61 @@ +/* libmisc/tests/test_log.c - Tests for <libmisc/log.h> + * + * Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com> + * SPDX-License-Identifier: AGPL-3.0-or-later + */ + +#define _GNU_SOURCE /* for vasprintf() */ +#include <stdarg.h> /* for va_list */ +#include <stdio.h> /* for vasprintf() */ +#include <stdlib.h> /* for free() */ +#include <string.h> /* for strcmp() */ + +#define LOG_NAME FROBNICATE +#include <libmisc/log.h> + +#include "test.h" + +/* Intercept output ***********************************************************/ + +static char *log_output = NULL; + +int vprintf(const char *format, va_list ap) { + return vasprintf(&log_output, format, ap); +} + +/* Actual tests ***************************************************************/ + +#define should_print(_exp, cmd) do { \ + char *exp = _exp; \ + test_assert(!log_output); \ + cmd; \ + if (!exp) \ + test_assert(!log_output); \ + else \ + if (!(log_output != NULL && \ + strcmp(log_output, exp) == 0)) { \ + printf("exp = \"%s\"\n" \ + "act = \"%s\"\n", \ + exp, log_output); \ + test_assert(0); \ + } \ + if (log_output) { \ + free(log_output); \ + log_output = NULL; \ + } \ + } while (0) + +int main() { + should_print("error: FROBNICATE: val=42\n", + errorf("val=%d", 42)); + should_print("info : FROBNICATE: val=0\n", + infof("val=%d", 0)); +#define CONFIG_FROBNICATE_DEBUG 1 + should_print("debug: FROBNICATE: val=-2\n", + debugf("val=%d", -2)); +#undef CONFIG_FROBNICATE_DEBUG +#define CONFIG_FROBNICATE_DEBUG 0 + should_print(NULL, + debugf("val=%d", -2)); + return 0; +} |