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+/*
+ * Acutest -- Another C/C++ Unit Test facility
+ * <http://github.com/mity/acutest>
+ *
+ * Copyright (c) 2013-2019 Martin Mitas
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef ACUTEST_H__
+#define ACUTEST_H__
+
+
+/************************
+ *** Public interface ***
+ ************************/
+
+/* By default, "acutest.h" provides the main program entry point (function
+ * main()). However, if the test suite is composed of multiple source files
+ * which include "acutest.h", then this causes a problem of multiple main()
+ * definitions. To avoid this problem, #define macro TEST_NO_MAIN in all
+ * compilation units but one.
+ */
+
+/* Macro to specify list of unit tests in the suite.
+ * The unit test implementation MUST provide list of unit tests it implements
+ * with this macro:
+ *
+ * TEST_LIST = {
+ * { "test1_name", test1_func_ptr },
+ * { "test2_name", test2_func_ptr },
+ * ...
+ * { 0 }
+ * };
+ *
+ * The list specifies names of each test (must be unique) and pointer to
+ * a function implementing it. The function does not take any arguments
+ * and has no return values, i.e. every test function has to be compatible
+ * with this prototype:
+ *
+ * void test_func(void);
+ */
+#define TEST_LIST const struct test__ test_list__[]
+
+
+/* Macros for testing whether an unit test succeeds or fails. These macros
+ * can be used arbitrarily in functions implementing the unit tests.
+ *
+ * If any condition fails throughout execution of a test, the test fails.
+ *
+ * TEST_CHECK takes only one argument (the condition), TEST_CHECK_ allows
+ * also to specify an error message to print out if the condition fails.
+ * (It expects printf-like format string and its parameters). The macros
+ * return non-zero (condition passes) or 0 (condition fails).
+ *
+ * That can be useful when more conditions should be checked only if some
+ * preceding condition passes, as illustrated in this code snippet:
+ *
+ * SomeStruct* ptr = allocate_some_struct();
+ * if(TEST_CHECK(ptr != NULL)) {
+ * TEST_CHECK(ptr->member1 < 100);
+ * TEST_CHECK(ptr->member2 > 200);
+ * }
+ */
+#define TEST_CHECK_(cond,...) test_check__((cond), __FILE__, __LINE__, __VA_ARGS__)
+#define TEST_CHECK(cond) test_check__((cond), __FILE__, __LINE__, "%s", #cond)
+
+
+/* These macros are the same as TEST_CHECK_ and TEST_CHECK except that if the
+ * condition fails, the currently executed unit test is immediately aborted.
+ *
+ * That is done either by calling abort() if the unit test is executed as a
+ * child process; or via longjmp() if the unit test is executed within the
+ * main Acutest process.
+ *
+ * As a side effect of such abortion, your unit tests may cause memory leaks,
+ * unflushed file descriptors, and other fenomena caused by the abortion.
+ *
+ * Therefore you should not use these as a general replacement for TEST_CHECK.
+ * Use it with some caution, especially if your test causes some other side
+ * effects to the outside world (e.g. communicating with some server, inserting
+ * into a database etc.).
+ */
+#define TEST_ASSERT_(cond,...) \
+ do { \
+ if (!test_check__((cond), __FILE__, __LINE__, __VA_ARGS__)) \
+ test_abort__(); \
+ } while(0)
+#define TEST_ASSERT(cond) \
+ do { \
+ if (!test_check__((cond), __FILE__, __LINE__, "%s", #cond)) \
+ test_abort__(); \
+ } while(0)
+
+
+#ifdef __cplusplus
+/* Macros to verify that the code (the 1st argument) throws exception of given
+ * type (the 2nd argument). (Note these macros are only available in C++.)
+ *
+ * TEST_EXCEPTION_ is like TEST_EXCEPTION but accepts custom printf-like
+ * message.
+ *
+ * For example:
+ *
+ * TEST_EXCEPTION(function_that_throw(), ExpectedExceptionType);
+ *
+ * If the function_that_throw() throws ExpectedExceptionType, the check passes.
+ * If the function throws anything incompatible with ExpectedExceptionType
+ * (or if it does not thrown an exception at all), the check fails.
+ */
+#define TEST_EXCEPTION(code, exctype) \
+ do { \
+ bool exc_ok__ = false; \
+ const char *msg__ = NULL; \
+ try { \
+ code; \
+ msg__ = "No exception thrown."; \
+ } catch(exctype const&) { \
+ exc_ok__= true; \
+ } catch(...) { \
+ msg__ = "Unexpected exception thrown."; \
+ } \
+ test_check__(exc_ok__, __FILE__, __LINE__, #code " throws " #exctype); \
+ if(msg__ != NULL) \
+ test_message__("%s", msg__); \
+ } while(0)
+#define TEST_EXCEPTION_(code, exctype, ...) \
+ do { \
+ bool exc_ok__ = false; \
+ const char *msg__ = NULL; \
+ try { \
+ code; \
+ msg__ = "No exception thrown."; \
+ } catch(exctype const&) { \
+ exc_ok__= true; \
+ } catch(...) { \
+ msg__ = "Unexpected exception thrown."; \
+ } \
+ test_check__(exc_ok__, __FILE__, __LINE__, __VA_ARGS__); \
+ if(msg__ != NULL) \
+ test_message__("%s", msg__); \
+ } while(0)
+#endif /* #ifdef __cplusplus */
+
+
+/* Sometimes it is useful to split execution of more complex unit tests to some
+ * smaller parts and associate those parts with some names.
+ *
+ * This is especially handy if the given unit test is implemented as a loop
+ * over some vector of multiple testing inputs. Using these macros allow to use
+ * sort of subtitle for each iteration of the loop (e.g. outputting the input
+ * itself or a name associated to it), so that if any TEST_CHECK condition
+ * fails in the loop, it can be easily seen which iteration triggers the
+ * failure, without the need to manually output the iteration-specific data in
+ * every single TEST_CHECK inside the loop body.
+ *
+ * TEST_CASE allows to specify only single string as the name of the case,
+ * TEST_CASE_ provides all the power of printf-like string formatting.
+ *
+ * Note that the test cases cannot be nested. Starting a new test case ends
+ * implicitly the previous one. To end the test case explicitly (e.g. to end
+ * the last test case after exiting the loop), you may use TEST_CASE(NULL).
+ */
+#define TEST_CASE_(...) test_case__(__VA_ARGS__)
+#define TEST_CASE(name) test_case__("%s", name)
+
+
+/* printf-like macro for outputting an extra information about a failure.
+ *
+ * Intended use is to output some computed output versus the expected value,
+ * e.g. like this:
+ *
+ * if(!TEST_CHECK(produced == expected)) {
+ * TEST_MSG("Expected: %d", expected);
+ * TEST_MSG("Produced: %d", produced);
+ * }
+ *
+ * Note the message is only written down if the most recent use of any checking
+ * macro (like e.g. TEST_CHECK or TEST_EXCEPTION) in the current test failed.
+ * This means the above is equivalent to just this:
+ *
+ * TEST_CHECK(produced == expected);
+ * TEST_MSG("Expected: %d", expected);
+ * TEST_MSG("Produced: %d", produced);
+ *
+ * The macro can deal with multi-line output fairly well. It also automatically
+ * adds a final new-line if there is none present.
+ */
+#define TEST_MSG(...) test_message__(__VA_ARGS__)
+
+
+/* Maximal output per TEST_MSG call. Longer messages are cut.
+ * You may define another limit prior including "acutest.h"
+ */
+#ifndef TEST_MSG_MAXSIZE
+ #define TEST_MSG_MAXSIZE 1024
+#endif
+
+
+/* Macro for dumping a block of memory.
+ *
+ * Its intended use is very similar to what TEST_MSG is for, but instead of
+ * generating any printf-like message, this is for dumping raw block of a
+ * memory in a hexadecimal form:
+ *
+ * TEST_CHECK(size_produced == size_expected && memcmp(addr_produced, addr_expected, size_produced) == 0);
+ * TEST_DUMP("Expected:", addr_expected, size_expected);
+ * TEST_DUMP("Produced:", addr_produced, size_produced);
+ */
+#define TEST_DUMP(title, addr, size) test_dump__(title, addr, size)
+
+/* Maximal output per TEST_DUMP call (in bytes to dump). Longer blocks are cut.
+ * You may define another limit prior including "acutest.h"
+ */
+#ifndef TEST_DUMP_MAXSIZE
+ #define TEST_DUMP_MAXSIZE 1024
+#endif
+
+
+/**********************
+ *** Implementation ***
+ **********************/
+
+/* The unit test files should not rely on anything below. */
+
+#include <ctype.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <setjmp.h>
+
+#if defined(unix) || defined(__unix__) || defined(__unix) || defined(__APPLE__)
+ #define ACUTEST_UNIX__ 1
+ #include <errno.h>
+ #include <libgen.h>
+ #include <unistd.h>
+ #include <sys/types.h>
+ #include <sys/wait.h>
+ #include <signal.h>
+ #include <time.h>
+
+ #if defined CLOCK_PROCESS_CPUTIME_ID && defined CLOCK_MONOTONIC
+ #define ACUTEST_HAS_POSIX_TIMER__ 1
+ #endif
+#endif
+
+#if defined(__gnu_linux__)
+ #define ACUTEST_LINUX__ 1
+ #include <fcntl.h>
+ #include <sys/stat.h>
+#endif
+
+#if defined(_WIN32) || defined(__WIN32__) || defined(__WINDOWS__)
+ #define ACUTEST_WIN__ 1
+ #include <windows.h>
+ #include <io.h>
+#endif
+
+#ifdef __cplusplus
+ #include <exception>
+#endif
+
+
+/* Note our global private identifiers end with '__' to mitigate risk of clash
+ * with the unit tests implementation. */
+
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+
+struct test__ {
+ const char* name;
+ void (*func)(void);
+};
+
+struct test_detail__ {
+ unsigned char flags;
+ double duration;
+};
+
+enum {
+ TEST_FLAG_RUN__ = 1 << 0,
+ TEST_FLAG_SUCCESS__ = 1 << 1,
+ TEST_FLAG_FAILURE__ = 1 << 2,
+};
+
+extern const struct test__ test_list__[];
+
+int test_check__(int cond, const char* file, int line, const char* fmt, ...);
+void test_case__(const char* fmt, ...);
+void test_message__(const char* fmt, ...);
+void test_dump__(const char* title, const void* addr, size_t size);
+void test_abort__(void);
+
+
+#ifndef TEST_NO_MAIN
+
+static char* test_argv0__ = NULL;
+static size_t test_list_size__ = 0;
+static struct test_detail__ *test_details__ = NULL;
+static size_t test_count__ = 0;
+static int test_no_exec__ = -1;
+static int test_no_summary__ = 0;
+static int test_tap__ = 0;
+static int test_skip_mode__ = 0;
+static int test_worker__ = 0;
+static int test_worker_index__ = 0;
+static int test_cond_failed__ = 0;
+static FILE *test_xml_output__ = NULL;
+
+static int test_stat_failed_units__ = 0;
+static int test_stat_run_units__ = 0;
+
+static const struct test__* test_current_unit__ = NULL;
+static int test_current_index__ = 0;
+static char test_case_name__[64] = "";
+static int test_current_already_logged__ = 0;
+static int test_case_current_already_logged__ = 0;
+static int test_verbose_level__ = 2;
+static int test_current_failures__ = 0;
+static int test_colorize__ = 0;
+static int test_timer__ = 0;
+
+static int test_abort_has_jmp_buf__ = 0;
+static jmp_buf test_abort_jmp_buf__;
+
+#if defined ACUTEST_WIN__
+ typedef LARGE_INTEGER test_timer_type__;
+ static LARGE_INTEGER test_timer_freq__;
+ static test_timer_type__ test_timer_start__;
+ static test_timer_type__ test_timer_end__;
+
+ static void
+ test_timer_init__(void)
+ {
+ QueryPerformanceFrequency(&test_timer_freq__);
+ }
+
+ static void
+ test_timer_get_time__(LARGE_INTEGER* ts)
+ {
+ QueryPerformanceCounter(ts);
+ }
+
+ static double
+ test_timer_diff__(LARGE_INTEGER start, LARGE_INTEGER end)
+ {
+ double duration = (double)(end.QuadPart - start.QuadPart);
+ duration /= (double)test_timer_freq__.QuadPart;
+ return duration;
+ }
+
+ static void
+ test_timer_print_diff__(void)
+ {
+ printf("%.6lf secs", test_timer_diff__(test_timer_start__, test_timer_end__));
+ }
+#elif defined ACUTEST_HAS_POSIX_TIMER__
+ static clockid_t test_timer_id__;
+ typedef struct timespec test_timer_type__;
+ static test_timer_type__ test_timer_start__;
+ static test_timer_type__ test_timer_end__;
+
+ static void
+ test_timer_init__(void)
+ {
+ if(test_timer__ == 1)
+ #ifdef CLOCK_MONOTONIC_RAWxx
+ /* linux specific; not subject of NTP adjustments or adjtime() */
+ test_timer_id__ = CLOCK_MONOTONIC_RAW;
+ #else
+ test_timer_id__ = CLOCK_MONOTONIC;
+ #endif
+ else if(test_timer__ == 2)
+ test_timer_id__ = CLOCK_PROCESS_CPUTIME_ID;
+ }
+
+ static void
+ test_timer_get_time__(struct timespec* ts)
+ {
+ clock_gettime(test_timer_id__, ts);
+ }
+
+ static double
+ test_timer_diff__(struct timespec start, struct timespec end)
+ {
+ double endns;
+ double startns;
+
+ endns = end.tv_sec;
+ endns *= 10e9;
+ endns += end.tv_nsec;
+
+ startns = start.tv_sec;
+ startns *= 10e9;
+ startns += start.tv_nsec;
+
+ return ((endns - startns)/ 10e9);
+ }
+
+ static void
+ test_timer_print_diff__(void)
+ {
+ printf("%.6lf secs",
+ test_timer_diff__(test_timer_start__, test_timer_end__));
+ }
+#else
+ typedef int test_timer_type__;
+ static test_timer_type__ test_timer_start__;
+ static test_timer_type__ test_timer_end__;
+
+ void
+ test_timer_init__(void)
+ {}
+
+ static void
+ test_timer_get_time__(int* ts)
+ {
+ (void) ts;
+ }
+
+ static double
+ test_timer_diff__(int start, int end)
+ {
+ (void) start;
+ (void) end;
+ return 0.0;
+ }
+
+ static void
+ test_timer_print_diff__(void)
+ {}
+#endif
+
+#define TEST_COLOR_DEFAULT__ 0
+#define TEST_COLOR_GREEN__ 1
+#define TEST_COLOR_RED__ 2
+#define TEST_COLOR_DEFAULT_INTENSIVE__ 3
+#define TEST_COLOR_GREEN_INTENSIVE__ 4
+#define TEST_COLOR_RED_INTENSIVE__ 5
+
+static int
+test_print_in_color__(int color, const char* fmt, ...)
+{
+ va_list args;
+ char buffer[256];
+ int n;
+
+ va_start(args, fmt);
+ vsnprintf(buffer, sizeof(buffer), fmt, args);
+ va_end(args);
+ buffer[sizeof(buffer)-1] = '\0';
+
+ if(!test_colorize__) {
+ return printf("%s", buffer);
+ }
+
+#if defined ACUTEST_UNIX__
+ {
+ const char* col_str;
+ switch(color) {
+ case TEST_COLOR_GREEN__: col_str = "\033[0;32m"; break;
+ case TEST_COLOR_RED__: col_str = "\033[0;31m"; break;
+ case TEST_COLOR_GREEN_INTENSIVE__: col_str = "\033[1;32m"; break;
+ case TEST_COLOR_RED_INTENSIVE__: col_str = "\033[1;31m"; break;
+ case TEST_COLOR_DEFAULT_INTENSIVE__: col_str = "\033[1m"; break;
+ default: col_str = "\033[0m"; break;
+ }
+ printf("%s", col_str);
+ n = printf("%s", buffer);
+ printf("\033[0m");
+ return n;
+ }
+#elif defined ACUTEST_WIN__
+ {
+ HANDLE h;
+ CONSOLE_SCREEN_BUFFER_INFO info;
+ WORD attr;
+
+ h = GetStdHandle(STD_OUTPUT_HANDLE);
+ GetConsoleScreenBufferInfo(h, &info);
+
+ switch(color) {
+ case TEST_COLOR_GREEN__: attr = FOREGROUND_GREEN; break;
+ case TEST_COLOR_RED__: attr = FOREGROUND_RED; break;
+ case TEST_COLOR_GREEN_INTENSIVE__: attr = FOREGROUND_GREEN | FOREGROUND_INTENSITY; break;
+ case TEST_COLOR_RED_INTENSIVE__: attr = FOREGROUND_RED | FOREGROUND_INTENSITY; break;
+ case TEST_COLOR_DEFAULT_INTENSIVE__: attr = FOREGROUND_BLUE | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_INTENSITY; break;
+ default: attr = 0; break;
+ }
+ if(attr != 0)
+ SetConsoleTextAttribute(h, attr);
+ n = printf("%s", buffer);
+ SetConsoleTextAttribute(h, info.wAttributes);
+ return n;
+ }
+#else
+ n = printf("%s", buffer);
+ return n;
+#endif
+}
+
+static void
+test_begin_test_line__(const struct test__* test)
+{
+ if(!test_tap__) {
+ if(test_verbose_level__ >= 3) {
+ test_print_in_color__(TEST_COLOR_DEFAULT_INTENSIVE__, "Test %s:\n", test->name);
+ test_current_already_logged__++;
+ } else if(test_verbose_level__ >= 1) {
+ int n;
+ char spaces[48];
+
+ n = test_print_in_color__(TEST_COLOR_DEFAULT_INTENSIVE__, "Test %s... ", test->name);
+ memset(spaces, ' ', sizeof(spaces));
+ if(n < (int) sizeof(spaces))
+ printf("%.*s", (int) sizeof(spaces) - n, spaces);
+ } else {
+ test_current_already_logged__ = 1;
+ }
+ }
+}
+
+static void
+test_finish_test_line__(int result)
+{
+ if(test_tap__) {
+ const char* str = (result == 0) ? "ok" : "not ok";
+
+ printf("%s %u - %s\n", str, test_current_index__ + 1, test_current_unit__->name);
+
+ if(result == 0 && test_timer__) {
+ printf("# Duration: ");
+ test_timer_print_diff__();
+ printf("\n");
+ }
+ } else {
+ int color = (result == 0) ? TEST_COLOR_GREEN_INTENSIVE__ : TEST_COLOR_RED_INTENSIVE__;
+ const char* str = (result == 0) ? "OK" : "FAILED";
+ printf("[ ");
+ test_print_in_color__(color, str);
+ printf(" ]");
+
+ if(result == 0 && test_timer__) {
+ printf(" ");
+ test_timer_print_diff__();
+ }
+
+ printf("\n");
+ }
+}
+
+static void
+test_line_indent__(int level)
+{
+ static const char spaces[] = " ";
+ int n = level * 2;
+
+ if(test_tap__ && n > 0) {
+ n--;
+ printf("#");
+ }
+
+ while(n > 16) {
+ printf("%s", spaces);
+ n -= 16;
+ }
+ printf("%.*s", n, spaces);
+}
+
+int
+test_check__(int cond, const char* file, int line, const char* fmt, ...)
+{
+ const char *result_str;
+ int result_color;
+ int verbose_level;
+
+ if(cond) {
+ result_str = "ok";
+ result_color = TEST_COLOR_GREEN__;
+ verbose_level = 3;
+ } else {
+ if(!test_current_already_logged__ && test_current_unit__ != NULL)
+ test_finish_test_line__(-1);
+
+ result_str = "failed";
+ result_color = TEST_COLOR_RED__;
+ verbose_level = 2;
+ test_current_failures__++;
+ test_current_already_logged__++;
+ }
+
+ if(test_verbose_level__ >= verbose_level) {
+ va_list args;
+
+ if(!test_case_current_already_logged__ && test_case_name__[0]) {
+ test_line_indent__(1);
+ test_print_in_color__(TEST_COLOR_DEFAULT_INTENSIVE__, "Case %s:\n", test_case_name__);
+ test_current_already_logged__++;
+ test_case_current_already_logged__++;
+ }
+
+ test_line_indent__(test_case_name__[0] ? 2 : 1);
+ if(file != NULL) {
+ if(test_verbose_level__ < 3) {
+#ifdef ACUTEST_WIN__
+ const char* lastsep1 = strrchr(file, '\\');
+ const char* lastsep2 = strrchr(file, '/');
+ if(lastsep1 == NULL)
+ lastsep1 = file-1;
+ if(lastsep2 == NULL)
+ lastsep2 = file-1;
+ file = (lastsep1 > lastsep2 ? lastsep1 : lastsep2) + 1;
+#else
+ const char* lastsep = strrchr(file, '/');
+ if(lastsep != NULL)
+ file = lastsep+1;
+#endif
+ }
+ printf("%s:%d: Check ", file, line);
+ }
+
+ va_start(args, fmt);
+ vprintf(fmt, args);
+ va_end(args);
+
+ printf("... ");
+ test_print_in_color__(result_color, result_str);
+ printf("\n");
+ test_current_already_logged__++;
+ }
+
+ test_cond_failed__ = (cond == 0);
+ return !test_cond_failed__;
+}
+
+void
+test_case__(const char* fmt, ...)
+{
+ va_list args;
+
+ if(test_verbose_level__ < 2)
+ return;
+
+ if(test_case_name__[0]) {
+ test_case_current_already_logged__ = 0;
+ test_case_name__[0] = '\0';
+ }
+
+ if(fmt == NULL)
+ return;
+
+ va_start(args, fmt);
+ vsnprintf(test_case_name__, sizeof(test_case_name__) - 1, fmt, args);
+ va_end(args);
+ test_case_name__[sizeof(test_case_name__) - 1] = '\0';
+
+ if(test_verbose_level__ >= 3) {
+ test_line_indent__(1);
+ test_print_in_color__(TEST_COLOR_DEFAULT_INTENSIVE__, "Case %s:\n", test_case_name__);
+ test_current_already_logged__++;
+ test_case_current_already_logged__++;
+ }
+}
+
+void
+test_message__(const char* fmt, ...)
+{
+ char buffer[TEST_MSG_MAXSIZE];
+ char* line_beg;
+ char* line_end;
+ va_list args;
+
+ if(test_verbose_level__ < 2)
+ return;
+
+ /* We allow extra message only when something is already wrong in the
+ * current test. */
+ if(test_current_unit__ == NULL || !test_cond_failed__)
+ return;
+
+ va_start(args, fmt);
+ vsnprintf(buffer, TEST_MSG_MAXSIZE, fmt, args);
+ va_end(args);
+ buffer[TEST_MSG_MAXSIZE-1] = '\0';
+
+ line_beg = buffer;
+ while(1) {
+ line_end = strchr(line_beg, '\n');
+ if(line_end == NULL)
+ break;
+ test_line_indent__(test_case_name__[0] ? 3 : 2);
+ printf("%.*s\n", (int)(line_end - line_beg), line_beg);
+ line_beg = line_end + 1;
+ }
+ if(line_beg[0] != '\0') {
+ test_line_indent__(test_case_name__[0] ? 3 : 2);
+ printf("%s\n", line_beg);
+ }
+}
+
+void
+test_dump__(const char* title, const void* addr, size_t size)
+{
+ static const size_t BYTES_PER_LINE = 16;
+ size_t line_beg;
+ size_t truncate = 0;
+
+ if(test_verbose_level__ < 2)
+ return;
+
+ /* We allow extra message only when something is already wrong in the
+ * current test. */
+ if(test_current_unit__ == NULL || !test_cond_failed__)
+ return;
+
+ if(size > TEST_DUMP_MAXSIZE) {
+ truncate = size - TEST_DUMP_MAXSIZE;
+ size = TEST_DUMP_MAXSIZE;
+ }
+
+ test_line_indent__(test_case_name__[0] ? 3 : 2);
+ printf((title[strlen(title)-1] == ':') ? "%s\n" : "%s:\n", title);
+
+ for(line_beg = 0; line_beg < size; line_beg += BYTES_PER_LINE) {
+ size_t line_end = line_beg + BYTES_PER_LINE;
+ size_t off;
+
+ test_line_indent__(test_case_name__[0] ? 4 : 3);
+ printf("%08lx: ", (unsigned long)line_beg);
+ for(off = line_beg; off < line_end; off++) {
+ if(off < size)
+ printf(" %02x", ((unsigned char*)addr)[off]);
+ else
+ printf(" ");
+ }
+
+ printf(" ");
+ for(off = line_beg; off < line_end; off++) {
+ unsigned char byte = ((unsigned char*)addr)[off];
+ if(off < size)
+ printf("%c", (iscntrl(byte) ? '.' : byte));
+ else
+ break;
+ }
+
+ printf("\n");
+ }
+
+ if(truncate > 0) {
+ test_line_indent__(test_case_name__[0] ? 4 : 3);
+ printf(" ... (and more %u bytes)\n", (unsigned) truncate);
+ }
+}
+
+void
+test_abort__(void)
+{
+ if(test_abort_has_jmp_buf__)
+ longjmp(test_abort_jmp_buf__, 1);
+ else
+ abort();
+}
+
+static void
+test_list_names__(void)
+{
+ const struct test__* test;
+
+ printf("Unit tests:\n");
+ for(test = &test_list__[0]; test->func != NULL; test++)
+ printf(" %s\n", test->name);
+}
+
+static void
+test_remember__(int i)
+{
+ if(test_details__[i].flags & TEST_FLAG_RUN__)
+ return;
+
+ test_details__[i].flags |= TEST_FLAG_RUN__;
+ test_count__++;
+}
+
+static void
+test_set_success__(int i, int success)
+{
+ test_details__[i].flags |= success ? TEST_FLAG_SUCCESS__ : TEST_FLAG_FAILURE__;
+}
+
+static void
+test_set_duration__(int i, double duration)
+{
+ test_details__[i].duration = duration;
+}
+
+static int
+test_name_contains_word__(const char* name, const char* pattern)
+{
+ static const char word_delim[] = " \t-_.";
+ const char* substr;
+ size_t pattern_len;
+ int starts_on_word_boundary;
+ int ends_on_word_boundary;
+
+ pattern_len = strlen(pattern);
+
+ substr = strstr(name, pattern);
+ while(substr != NULL) {
+ starts_on_word_boundary = (substr == name || strchr(word_delim, substr[-1]) != NULL);
+ ends_on_word_boundary = (substr[pattern_len] == '\0' || strchr(word_delim, substr[pattern_len]) != NULL);
+
+ if(starts_on_word_boundary && ends_on_word_boundary)
+ return 1;
+
+ substr = strstr(substr+1, pattern);
+ }
+
+ return 0;
+}
+
+static int
+test_lookup__(const char* pattern)
+{
+ int i;
+ int n = 0;
+
+ /* Try exact match. */
+ for(i = 0; i < (int) test_list_size__; i++) {
+ if(strcmp(test_list__[i].name, pattern) == 0) {
+ test_remember__(i);
+ n++;
+ break;
+ }
+ }
+ if(n > 0)
+ return n;
+
+ /* Try word match. */
+ for(i = 0; i < (int) test_list_size__; i++) {
+ if(test_name_contains_word__(test_list__[i].name, pattern)) {
+ test_remember__(i);
+ n++;
+ }
+ }
+ if(n > 0)
+ return n;
+
+ /* Try relaxed match. */
+ for(i = 0; i < (int) test_list_size__; i++) {
+ if(strstr(test_list__[i].name, pattern) != NULL) {
+ test_remember__(i);
+ n++;
+ }
+ }
+
+ return n;
+}
+
+
+/* Called if anything goes bad in Acutest, or if the unit test ends in other
+ * way then by normal returning from its function (e.g. exception or some
+ * abnormal child process termination). */
+static void
+test_error__(const char* fmt, ...)
+{
+ va_list args;
+
+ if(test_verbose_level__ == 0)
+ return;
+
+ if(test_verbose_level__ <= 2 && !test_current_already_logged__ && test_current_unit__ != NULL) {
+ if(test_tap__) {
+ test_finish_test_line__(-1);
+ } else {
+ printf("[ ");
+ test_print_in_color__(TEST_COLOR_RED_INTENSIVE__, "FAILED");
+ printf(" ]\n");
+ }
+ }
+
+ if(test_verbose_level__ >= 2) {
+ test_line_indent__(1);
+ if(test_verbose_level__ >= 3)
+ test_print_in_color__(TEST_COLOR_RED_INTENSIVE__, "ERROR: ");
+ va_start(args, fmt);
+ vprintf(fmt, args);
+ va_end(args);
+ printf("\n");
+ }
+
+ if(test_verbose_level__ >= 3) {
+ printf("\n");
+ }
+}
+
+/* Call directly the given test unit function. */
+static int
+test_do_run__(const struct test__* test, int index)
+{
+ test_current_unit__ = test;
+ test_current_index__ = index;
+ test_current_failures__ = 0;
+ test_current_already_logged__ = 0;
+ test_cond_failed__ = 0;
+
+ test_begin_test_line__(test);
+
+#ifdef __cplusplus
+ try {
+#endif
+
+ /* This is good to do for case the test unit e.g. crashes. */
+ fflush(stdout);
+ fflush(stderr);
+
+ if(!test_worker__) {
+ test_abort_has_jmp_buf__ = 1;
+ if(setjmp(test_abort_jmp_buf__) != 0)
+ goto aborted;
+ }
+
+ test_timer_get_time__(&test_timer_start__);
+ test->func();
+aborted:
+ test_abort_has_jmp_buf__ = 0;
+ test_timer_get_time__(&test_timer_end__);
+
+ if(test_verbose_level__ >= 3) {
+ test_line_indent__(1);
+ if(test_current_failures__ == 0) {
+ test_print_in_color__(TEST_COLOR_GREEN_INTENSIVE__, "SUCCESS: ");
+ printf("All conditions have passed.\n");
+
+ if(test_timer__) {
+ test_line_indent__(1);
+ printf("Duration: ");
+ test_timer_print_diff__();
+ printf("\n");
+ }
+ } else {
+ test_print_in_color__(TEST_COLOR_RED_INTENSIVE__, "FAILED: ");
+ printf("%d condition%s %s failed.\n",
+ test_current_failures__,
+ (test_current_failures__ == 1) ? "" : "s",
+ (test_current_failures__ == 1) ? "has" : "have");
+ }
+ printf("\n");
+ } else if(test_verbose_level__ >= 1 && test_current_failures__ == 0) {
+ test_finish_test_line__(0);
+ }
+
+ test_case__(NULL);
+ test_current_unit__ = NULL;
+ return (test_current_failures__ == 0) ? 0 : -1;
+
+#ifdef __cplusplus
+ } catch(std::exception& e) {
+ const char* what = e.what();
+ test_check__(0, NULL, 0, "Threw std::exception");
+ if(what != NULL)
+ test_message__("std::exception::what(): %s", what);
+ return -1;
+ } catch(...) {
+ test_check__(0, NULL, 0, "Threw an exception");
+ return -1;
+ }
+#endif
+}
+
+/* Trigger the unit test. If possible (and not suppressed) it starts a child
+ * process who calls test_do_run__(), otherwise it calls test_do_run__()
+ * directly. */
+static void
+test_run__(const struct test__* test, int index, int master_index)
+{
+ int failed = 1;
+ test_timer_type__ start, end;
+
+ test_current_unit__ = test;
+ test_current_already_logged__ = 0;
+ test_timer_get_time__(&start);
+
+ if(!test_no_exec__) {
+
+#if defined(ACUTEST_UNIX__)
+
+ pid_t pid;
+ int exit_code;
+
+ /* Make sure the child starts with empty I/O buffers. */
+ fflush(stdout);
+ fflush(stderr);
+
+ pid = fork();
+ if(pid == (pid_t)-1) {
+ test_error__("Cannot fork. %s [%d]", strerror(errno), errno);
+ failed = 1;
+ } else if(pid == 0) {
+ /* Child: Do the test. */
+ test_worker__ = 1;
+ failed = (test_do_run__(test, index) != 0);
+ exit(failed ? 1 : 0);
+ } else {
+ /* Parent: Wait until child terminates and analyze its exit code. */
+ waitpid(pid, &exit_code, 0);
+ if(WIFEXITED(exit_code)) {
+ switch(WEXITSTATUS(exit_code)) {
+ case 0: failed = 0; break; /* test has passed. */
+ case 1: /* noop */ break; /* "normal" failure. */
+ default: test_error__("Unexpected exit code [%d]", WEXITSTATUS(exit_code));
+ }
+ } else if(WIFSIGNALED(exit_code)) {
+ char tmp[32];
+ const char* signame;
+ switch(WTERMSIG(exit_code)) {
+ case SIGINT: signame = "SIGINT"; break;
+ case SIGHUP: signame = "SIGHUP"; break;
+ case SIGQUIT: signame = "SIGQUIT"; break;
+ case SIGABRT: signame = "SIGABRT"; break;
+ case SIGKILL: signame = "SIGKILL"; break;
+ case SIGSEGV: signame = "SIGSEGV"; break;
+ case SIGILL: signame = "SIGILL"; break;
+ case SIGTERM: signame = "SIGTERM"; break;
+ default: sprintf(tmp, "signal %d", WTERMSIG(exit_code)); signame = tmp; break;
+ }
+ test_error__("Test interrupted by %s", signame);
+ } else {
+ test_error__("Test ended in an unexpected way [%d]", exit_code);
+ }
+ }
+
+#elif defined(ACUTEST_WIN__)
+
+ char buffer[512] = {0};
+ STARTUPINFOA startupInfo;
+ PROCESS_INFORMATION processInfo;
+ DWORD exitCode;
+
+ /* Windows has no fork(). So we propagate all info into the child
+ * through a command line arguments. */
+ _snprintf(buffer, sizeof(buffer)-1,
+ "%s --worker=%d %s --no-exec --no-summary %s --verbose=%d --color=%s -- \"%s\"",
+ test_argv0__, index, test_timer__ ? "--timer" : "",
+ test_tap__ ? "--tap" : "", test_verbose_level__,
+ test_colorize__ ? "always" : "never",
+ test->name);
+ memset(&startupInfo, 0, sizeof(startupInfo));
+ startupInfo.cb = sizeof(STARTUPINFO);
+ if(CreateProcessA(NULL, buffer, NULL, NULL, FALSE, 0, NULL, NULL, &startupInfo, &processInfo)) {
+ WaitForSingleObject(processInfo.hProcess, INFINITE);
+ GetExitCodeProcess(processInfo.hProcess, &exitCode);
+ CloseHandle(processInfo.hThread);
+ CloseHandle(processInfo.hProcess);
+ failed = (exitCode != 0);
+ } else {
+ test_error__("Cannot create unit test subprocess [%ld].", GetLastError());
+ failed = 1;
+ }
+
+#else
+
+ /* A platform where we don't know how to run child process. */
+ failed = (test_do_run__(test, index) != 0);
+
+#endif
+
+ } else {
+ /* Child processes suppressed through --no-exec. */
+ failed = (test_do_run__(test, index) != 0);
+ }
+ test_timer_get_time__(&end);
+
+ test_current_unit__ = NULL;
+
+ test_stat_run_units__++;
+ if(failed)
+ test_stat_failed_units__++;
+
+ test_set_success__(master_index, !failed);
+ test_set_duration__(master_index, test_timer_diff__(start, end));
+}
+
+#if defined(ACUTEST_WIN__)
+/* Callback for SEH events. */
+static LONG CALLBACK
+test_seh_exception_filter__(EXCEPTION_POINTERS *ptrs)
+{
+ test_check__(0, NULL, 0, "Unhandled SEH exception");
+ test_message__("Exception code: 0x%08lx", ptrs->ExceptionRecord->ExceptionCode);
+ test_message__("Exception address: 0x%p", ptrs->ExceptionRecord->ExceptionAddress);
+
+ fflush(stdout);
+ fflush(stderr);
+
+ return EXCEPTION_EXECUTE_HANDLER;
+}
+#endif
+
+
+#define TEST_CMDLINE_OPTFLAG_OPTIONALARG__ 0x0001
+#define TEST_CMDLINE_OPTFLAG_REQUIREDARG__ 0x0002
+
+#define TEST_CMDLINE_OPTID_NONE__ 0
+#define TEST_CMDLINE_OPTID_UNKNOWN__ (-0x7fffffff + 0)
+#define TEST_CMDLINE_OPTID_MISSINGARG__ (-0x7fffffff + 1)
+#define TEST_CMDLINE_OPTID_BOGUSARG__ (-0x7fffffff + 2)
+
+typedef struct TEST_CMDLINE_OPTION__ {
+ char shortname;
+ const char* longname;
+ int id;
+ unsigned flags;
+} TEST_CMDLINE_OPTION__;
+
+static int
+test_cmdline_handle_short_opt_group__(const TEST_CMDLINE_OPTION__* options,
+ const char* arggroup,
+ int (*callback)(int /*optval*/, const char* /*arg*/))
+{
+ const TEST_CMDLINE_OPTION__* opt;
+ int i;
+ int ret = 0;
+
+ for(i = 0; arggroup[i] != '\0'; i++) {
+ for(opt = options; opt->id != 0; opt++) {
+ if(arggroup[i] == opt->shortname)
+ break;
+ }
+
+ if(opt->id != 0 && !(opt->flags & TEST_CMDLINE_OPTFLAG_REQUIREDARG__)) {
+ ret = callback(opt->id, NULL);
+ } else {
+ /* Unknown option. */
+ char badoptname[3];
+ badoptname[0] = '-';
+ badoptname[1] = arggroup[i];
+ badoptname[2] = '\0';
+ ret = callback((opt->id != 0 ? TEST_CMDLINE_OPTID_MISSINGARG__ : TEST_CMDLINE_OPTID_UNKNOWN__),
+ badoptname);
+ }
+
+ if(ret != 0)
+ break;
+ }
+
+ return ret;
+}
+
+#define TEST_CMDLINE_AUXBUF_SIZE__ 32
+
+static int
+test_cmdline_read__(const TEST_CMDLINE_OPTION__* options, int argc, char** argv,
+ int (*callback)(int /*optval*/, const char* /*arg*/))
+{
+
+ const TEST_CMDLINE_OPTION__* opt;
+ char auxbuf[TEST_CMDLINE_AUXBUF_SIZE__+1];
+ int after_doubledash = 0;
+ int i = 1;
+ int ret = 0;
+
+ auxbuf[TEST_CMDLINE_AUXBUF_SIZE__] = '\0';
+
+ while(i < argc) {
+ if(after_doubledash || strcmp(argv[i], "-") == 0) {
+ /* Non-option argument. */
+ ret = callback(TEST_CMDLINE_OPTID_NONE__, argv[i]);
+ } else if(strcmp(argv[i], "--") == 0) {
+ /* End of options. All the remaining members are non-option arguments. */
+ after_doubledash = 1;
+ } else if(argv[i][0] != '-') {
+ /* Non-option argument. */
+ ret = callback(TEST_CMDLINE_OPTID_NONE__, argv[i]);
+ } else {
+ for(opt = options; opt->id != 0; opt++) {
+ if(opt->longname != NULL && strncmp(argv[i], "--", 2) == 0) {
+ size_t len = strlen(opt->longname);
+ if(strncmp(argv[i]+2, opt->longname, len) == 0) {
+ /* Regular long option. */
+ if(argv[i][2+len] == '\0') {
+ /* with no argument provided. */
+ if(!(opt->flags & TEST_CMDLINE_OPTFLAG_REQUIREDARG__))
+ ret = callback(opt->id, NULL);
+ else
+ ret = callback(TEST_CMDLINE_OPTID_MISSINGARG__, argv[i]);
+ break;
+ } else if(argv[i][2+len] == '=') {
+ /* with an argument provided. */
+ if(opt->flags & (TEST_CMDLINE_OPTFLAG_OPTIONALARG__ | TEST_CMDLINE_OPTFLAG_REQUIREDARG__)) {
+ ret = callback(opt->id, argv[i]+2+len+1);
+ } else {
+ sprintf(auxbuf, "--%s", opt->longname);
+ ret = callback(TEST_CMDLINE_OPTID_BOGUSARG__, auxbuf);
+ }
+ break;
+ } else {
+ continue;
+ }
+ }
+ } else if(opt->shortname != '\0' && argv[i][0] == '-') {
+ if(argv[i][1] == opt->shortname) {
+ /* Regular short option. */
+ if(opt->flags & TEST_CMDLINE_OPTFLAG_REQUIREDARG__) {
+ if(argv[i][2] != '\0')
+ ret = callback(opt->id, argv[i]+2);
+ else if(i+1 < argc)
+ ret = callback(opt->id, argv[++i]);
+ else
+ ret = callback(TEST_CMDLINE_OPTID_MISSINGARG__, argv[i]);
+ break;
+ } else {
+ ret = callback(opt->id, NULL);
+
+ /* There might be more (argument-less) short options
+ * grouped together. */
+ if(ret == 0 && argv[i][2] != '\0')
+ ret = test_cmdline_handle_short_opt_group__(options, argv[i]+2, callback);
+ break;
+ }
+ }
+ }
+ }
+
+ if(opt->id == 0) { /* still not handled? */
+ if(argv[i][0] != '-') {
+ /* Non-option argument. */
+ ret = callback(TEST_CMDLINE_OPTID_NONE__, argv[i]);
+ } else {
+ /* Unknown option. */
+ char* badoptname = argv[i];
+
+ if(strncmp(badoptname, "--", 2) == 0) {
+ /* Strip any argument from the long option. */
+ char* assignment = strchr(badoptname, '=');
+ if(assignment != NULL) {
+ size_t len = assignment - badoptname;
+ if(len > TEST_CMDLINE_AUXBUF_SIZE__)
+ len = TEST_CMDLINE_AUXBUF_SIZE__;
+ strncpy(auxbuf, badoptname, len);
+ auxbuf[len] = '\0';
+ badoptname = auxbuf;
+ }
+ }
+
+ ret = callback(TEST_CMDLINE_OPTID_UNKNOWN__, badoptname);
+ }
+ }
+ }
+
+ if(ret != 0)
+ return ret;
+ i++;
+ }
+
+ return ret;
+}
+
+static void
+test_help__(void)
+{
+ printf("Usage: %s [options] [test...]\n", test_argv0__);
+ printf("\n");
+ printf("Run the specified unit tests; or if the option '--skip' is used, run all\n");
+ printf("tests in the suite but those listed. By default, if no tests are specified\n");
+ printf("on the command line, all unit tests in the suite are run.\n");
+ printf("\n");
+ printf("Options:\n");
+ printf(" -s, --skip Execute all unit tests but the listed ones\n");
+ printf(" --exec[=WHEN] If supported, execute unit tests as child processes\n");
+ printf(" (WHEN is one of 'auto', 'always', 'never')\n");
+#if defined ACUTEST_WIN__
+ printf(" -t, --timer Measure test duration\n");
+#elif defined ACUTEST_HAS_POSIX_TIMER__
+ printf(" -t, --timer Measure test duration (real time)\n");
+ printf(" --timer=TIMER Measure test duration, using given timer\n");
+ printf(" (TIMER is one of 'real', 'cpu')\n");
+#endif
+ printf(" -E, --no-exec Same as --exec=never\n");
+ printf(" --no-summary Suppress printing of test results summary\n");
+ printf(" --tap Produce TAP-compliant output\n");
+ printf(" (See https://testanything.org/)\n");
+ printf(" -x, --xml-output=FILE Enable XUnit output to the given file\n");
+ printf(" -l, --list List unit tests in the suite and exit\n");
+ printf(" -v, --verbose Make output more verbose\n");
+ printf(" --verbose=LEVEL Set verbose level to LEVEL:\n");
+ printf(" 0 ... Be silent\n");
+ printf(" 1 ... Output one line per test (and summary)\n");
+ printf(" 2 ... As 1 and failed conditions (this is default)\n");
+ printf(" 3 ... As 1 and all conditions (and extended summary)\n");
+ printf(" --color[=WHEN] Enable colorized output\n");
+ printf(" (WHEN is one of 'auto', 'always', 'never')\n");
+ printf(" --no-color Same as --color=never\n");
+ printf(" -h, --help Display this help and exit\n");
+
+ if(test_list_size__ < 16) {
+ printf("\n");
+ test_list_names__();
+ }
+}
+
+static const TEST_CMDLINE_OPTION__ test_cmdline_options__[] = {
+ { 's', "skip", 's', 0 },
+ { 0, "exec", 'e', TEST_CMDLINE_OPTFLAG_OPTIONALARG__ },
+ { 'E', "no-exec", 'E', 0 },
+#if defined ACUTEST_WIN__
+ { 't', "timer", 't', 0 },
+#elif defined ACUTEST_HAS_POSIX_TIMER__
+ { 't', "timer", 't', TEST_CMDLINE_OPTFLAG_OPTIONALARG__ },
+#endif
+ { 0, "no-summary", 'S', 0 },
+ { 0, "tap", 'T', 0 },
+ { 'l', "list", 'l', 0 },
+ { 'v', "verbose", 'v', TEST_CMDLINE_OPTFLAG_OPTIONALARG__ },
+ { 0, "color", 'c', TEST_CMDLINE_OPTFLAG_OPTIONALARG__ },
+ { 0, "no-color", 'C', 0 },
+ { 'h', "help", 'h', 0 },
+ { 0, "worker", 'w', TEST_CMDLINE_OPTFLAG_REQUIREDARG__ }, /* internal */
+ { 'x', "xml-output", 'x', TEST_CMDLINE_OPTFLAG_REQUIREDARG__ },
+ { 0, NULL, 0, 0 }
+};
+
+static int
+test_cmdline_callback__(int id, const char* arg)
+{
+ switch(id) {
+ case 's':
+ test_skip_mode__ = 1;
+ break;
+
+ case 'e':
+ if(arg == NULL || strcmp(arg, "always") == 0) {
+ test_no_exec__ = 0;
+ } else if(strcmp(arg, "never") == 0) {
+ test_no_exec__ = 1;
+ } else if(strcmp(arg, "auto") == 0) {
+ /*noop*/
+ } else {
+ fprintf(stderr, "%s: Unrecognized argument '%s' for option --exec.\n", test_argv0__, arg);
+ fprintf(stderr, "Try '%s --help' for more information.\n", test_argv0__);
+ exit(2);
+ }
+ break;
+
+ case 'E':
+ test_no_exec__ = 1;
+ break;
+
+ case 't':
+#if defined ACUTEST_WIN__ || defined ACUTEST_HAS_POSIX_TIMER__
+ if(arg == NULL || strcmp(arg, "real") == 0) {
+ test_timer__ = 1;
+ #ifndef ACUTEST_WIN__
+ } else if(strcmp(arg, "cpu") == 0) {
+ test_timer__ = 2;
+ #endif
+ } else {
+ fprintf(stderr, "%s: Unrecognized argument '%s' for option --timer.\n", test_argv0__, arg);
+ fprintf(stderr, "Try '%s --help' for more information.\n", test_argv0__);
+ exit(2);
+ }
+#endif
+ break;
+
+ case 'S':
+ test_no_summary__ = 1;
+ break;
+
+ case 'T':
+ test_tap__ = 1;
+ break;
+
+ case 'l':
+ test_list_names__();
+ exit(0);
+
+ case 'v':
+ test_verbose_level__ = (arg != NULL ? atoi(arg) : test_verbose_level__+1);
+ break;
+
+ case 'c':
+ if(arg == NULL || strcmp(arg, "always") == 0) {
+ test_colorize__ = 1;
+ } else if(strcmp(arg, "never") == 0) {
+ test_colorize__ = 0;
+ } else if(strcmp(arg, "auto") == 0) {
+ /*noop*/
+ } else {
+ fprintf(stderr, "%s: Unrecognized argument '%s' for option --color.\n", test_argv0__, arg);
+ fprintf(stderr, "Try '%s --help' for more information.\n", test_argv0__);
+ exit(2);
+ }
+ break;
+
+ case 'C':
+ test_colorize__ = 0;
+ break;
+
+ case 'h':
+ test_help__();
+ exit(0);
+
+ case 'w':
+ test_worker__ = 1;
+ test_worker_index__ = atoi(arg);
+ break;
+ case 'x':
+ test_xml_output__ = fopen(arg, "w");
+ if (!test_xml_output__) {
+ fprintf(stderr, "Unable to open '%s': %s\n", arg, strerror(errno));
+ exit(2);
+ }
+ break;
+
+ case 0:
+ if(test_lookup__(arg) == 0) {
+ fprintf(stderr, "%s: Unrecognized unit test '%s'\n", test_argv0__, arg);
+ fprintf(stderr, "Try '%s --list' for list of unit tests.\n", test_argv0__);
+ exit(2);
+ }
+ break;
+
+ case TEST_CMDLINE_OPTID_UNKNOWN__:
+ fprintf(stderr, "Unrecognized command line option '%s'.\n", arg);
+ fprintf(stderr, "Try '%s --help' for more information.\n", test_argv0__);
+ exit(2);
+
+ case TEST_CMDLINE_OPTID_MISSINGARG__:
+ fprintf(stderr, "The command line option '%s' requires an argument.\n", arg);
+ fprintf(stderr, "Try '%s --help' for more information.\n", test_argv0__);
+ exit(2);
+
+ case TEST_CMDLINE_OPTID_BOGUSARG__:
+ fprintf(stderr, "The command line option '%s' does not expect an argument.\n", arg);
+ fprintf(stderr, "Try '%s --help' for more information.\n", test_argv0__);
+ exit(2);
+ }
+
+ return 0;
+}
+
+
+#ifdef ACUTEST_LINUX__
+static int
+test_is_tracer_present__(void)
+{
+ char buf[256+32+1];
+ int tracer_present = 0;
+ int fd;
+ ssize_t n_read;
+
+ fd = open("/proc/self/status", O_RDONLY);
+ if(fd == -1)
+ return 0;
+
+ n_read = read(fd, buf, sizeof(buf)-1);
+ while(n_read > 0) {
+ static const char pattern[] = "TracerPid:";
+ const char* field;
+
+ buf[n_read] = '\0';
+ field = strstr(buf, pattern);
+ if(field != NULL && field < buf + sizeof(buf) - 32) {
+ pid_t tracer_pid = (pid_t) atoi(field + sizeof(pattern) - 1);
+ tracer_present = (tracer_pid != 0);
+ break;
+ }
+
+ if(n_read == sizeof(buf)-1) {
+ memmove(buf, buf + sizeof(buf)-1 - 32, 32);
+ n_read = read(fd, buf+32, sizeof(buf)-1-32);
+ if(n_read > 0)
+ n_read += 32;
+ }
+ }
+
+ close(fd);
+ return tracer_present;
+}
+#endif
+
+int
+main(int argc, char** argv)
+{
+ int i;
+ test_argv0__ = argv[0];
+
+#if defined ACUTEST_UNIX__
+ test_colorize__ = isatty(STDOUT_FILENO);
+#elif defined ACUTEST_WIN__
+ #if defined __BORLANDC__
+ test_colorize__ = isatty(_fileno(stdout));
+ #else
+ test_colorize__ = _isatty(_fileno(stdout));
+ #endif
+#else
+ test_colorize__ = 0;
+#endif
+
+ test_timer_init__();
+
+ /* Count all test units */
+ test_list_size__ = 0;
+ for(i = 0; test_list__[i].func != NULL; i++)
+ test_list_size__++;
+
+ test_details__ = (struct test_detail__*)calloc(test_list_size__, sizeof(struct test_detail__));
+ if(test_details__ == NULL) {
+ fprintf(stderr, "Out of memory.\n");
+ exit(2);
+ }
+
+ /* Parse options */
+ test_cmdline_read__(test_cmdline_options__, argc, argv, test_cmdline_callback__);
+
+#if defined(ACUTEST_WIN__)
+ SetUnhandledExceptionFilter(test_seh_exception_filter__);
+#endif
+
+ /* By default, we want to run all tests. */
+ if(test_count__ == 0) {
+ for(i = 0; test_list__[i].func != NULL; i++)
+ test_remember__(i);
+ }
+
+ /* Guess whether we want to run unit tests as child processes. */
+ if(test_no_exec__ < 0) {
+ test_no_exec__ = 0;
+
+ if(test_count__ <= 1) {
+ test_no_exec__ = 1;
+ } else {
+#ifdef ACUTEST_WIN__
+ if(IsDebuggerPresent())
+ test_no_exec__ = 1;
+#endif
+#ifdef ACUTEST_LINUX__
+ if(test_is_tracer_present__())
+ test_no_exec__ = 1;
+#endif
+ }
+ }
+
+ if(test_tap__) {
+ /* TAP requires we know test result ("ok", "not ok") before we output
+ * anything about the test, and this gets problematic for larger verbose
+ * levels. */
+ if(test_verbose_level__ > 2)
+ test_verbose_level__ = 2;
+
+ /* TAP harness should provide some summary. */
+ test_no_summary__ = 1;
+
+ if(!test_worker__)
+ printf("1..%d\n", (int) test_count__);
+ }
+
+ int index = test_worker_index__;
+ for(i = 0; test_list__[i].func != NULL; i++) {
+ int run = (test_details__[i].flags & TEST_FLAG_RUN__);
+ if (test_skip_mode__) /* Run all tests except those listed. */
+ run = !run;
+ if(run)
+ test_run__(&test_list__[i], index++, i);
+ }
+
+ /* Write a summary */
+ if(!test_no_summary__ && test_verbose_level__ >= 1) {
+ if(test_verbose_level__ >= 3) {
+ test_print_in_color__(TEST_COLOR_DEFAULT_INTENSIVE__, "Summary:\n");
+
+ printf(" Count of all unit tests: %4d\n", (int) test_list_size__);
+ printf(" Count of run unit tests: %4d\n", test_stat_run_units__);
+ printf(" Count of failed unit tests: %4d\n", test_stat_failed_units__);
+ printf(" Count of skipped unit tests: %4d\n", (int) test_list_size__ - test_stat_run_units__);
+ }
+
+ if(test_stat_failed_units__ == 0) {
+ test_print_in_color__(TEST_COLOR_GREEN_INTENSIVE__, "SUCCESS:");
+ printf(" All unit tests have passed.\n");
+ } else {
+ test_print_in_color__(TEST_COLOR_RED_INTENSIVE__, "FAILED:");
+ printf(" %d of %d unit tests %s failed.\n",
+ test_stat_failed_units__, test_stat_run_units__,
+ (test_stat_failed_units__ == 1) ? "has" : "have");
+ }
+
+ if(test_verbose_level__ >= 3)
+ printf("\n");
+ }
+
+ if (test_xml_output__) {
+#if defined ACUTEST_UNIX__
+ char *suite_name = basename(argv[0]);
+#elif defined ACUTEST_WIN__
+ char suite_name[_MAX_FNAME];
+ _splitpath(argv[0], NULL, NULL, suite_name, NULL);
+#else
+ const char *suite_name = argv[0];
+#endif
+ fprintf(test_xml_output__, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
+ fprintf(test_xml_output__, "<testsuite name=\"%s\" tests=\"%d\" errors=\"%d\" failures=\"%d\" skip=\"%d\">\n",
+ suite_name, (int)test_list_size__, test_stat_failed_units__, test_stat_failed_units__,
+ (int)test_list_size__ - test_stat_run_units__);
+ for(i = 0; test_list__[i].func != NULL; i++) {
+ struct test_detail__ *details = &test_details__[i];
+ fprintf(test_xml_output__, " <testcase name=\"%s\" time=\"%.2f\">\n", test_list__[i].name, details->duration);
+ if (details->flags & TEST_FLAG_FAILURE__)
+ fprintf(test_xml_output__, " <failure />\n");
+ if (!(details->flags & TEST_FLAG_FAILURE__) && !(details->flags & TEST_FLAG_SUCCESS__))
+ fprintf(test_xml_output__, " <skipped />\n");
+ fprintf(test_xml_output__, " </testcase>\n");
+ }
+ fprintf(test_xml_output__, "</testsuite>\n");
+ fclose(test_xml_output__);
+ }
+
+ free((void*) test_details__);
+
+ return (test_stat_failed_units__ == 0) ? 0 : 1;
+}
+
+
+#endif /* #ifndef TEST_NO_MAIN */
+
+#ifdef __cplusplus
+ } /* extern "C" */
+#endif
+
+
+#endif /* #ifndef ACUTEST_H__ */