progc: replace tabs with spaces to follow coding guideline
This commit is contained in:
Robert Hunger
parent
8ef4d4182d
commit
c3f83f6315
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@ -22,96 +22,96 @@
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int file_exists(const char file_path[])
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{
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// preconditions
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assert(file_path);
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int errno_safe = errno;
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errno = 0;
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// try and forgive...
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FILE *file = fopen(file_path, "r");
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assert(file || (!file && (errno == ENOENT))); // either it exists or "No such file or directory" error code (see man errno).
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errno = errno_safe; // fopen will set errno if the file does not exist
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if (file) {
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assert(0 == fclose(file));
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return 1; // existed
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}
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return 0; // did not exist
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// preconditions
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assert(file_path);
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int errno_safe = errno;
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errno = 0;
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// try and forgive...
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FILE *file = fopen(file_path, "r");
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assert(file || (!file && (errno == ENOENT))); // either it exists or "No such file or directory" error code (see man errno).
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errno = errno_safe; // fopen will set errno if the file does not exist
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if (file) {
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assert(0 == fclose(file));
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return 1; // existed
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}
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return 0; // did not exist
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}
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void remove_file_if_exists(const char file_path[])
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{
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// we take the risk that between checking and removing, some undesired file access may happen and jeopardize the control logic...
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if (file_exists(file_path)) {
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assert(0 == unlink(file_path));
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}
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// we take the risk that between checking and removing, some undesired file access may happen and jeopardize the control logic...
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if (file_exists(file_path)) {
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assert(0 == unlink(file_path));
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}
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}
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void assert_lines(const char file[], const char *lines[], size_t n_lines)
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{
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// preconditions
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_PTR_NOT_NULL_FATAL(lines);
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// preconditions
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_PTR_NOT_NULL_FATAL(lines);
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// file access may always fail
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FILE *input = fopen(file, "r");
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if (!input) perror(file);
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CU_ASSERT_PTR_NOT_NULL_FATAL(input);
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// file access may always fail
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FILE *input = fopen(file, "r");
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if (!input) perror(file);
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CU_ASSERT_PTR_NOT_NULL_FATAL(input);
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// process all lines and compare to the file content
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size_t i = 0;
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size_t n = 0;
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for(i = 0; i < n_lines && n == 0; i++) {
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const char *line = lines[i];
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CU_ASSERT_PTR_NOT_NULL(line);
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if (line) {
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size_t len = n = strlen(line);
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CU_ASSERT(n > 0);
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while (n > 0) {
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int c = fgetc(input);
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CU_ASSERT_FALSE(feof(input));
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CU_ASSERT_EQUAL(c, *line);
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if (c != *line) {
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printf("\nfile %s: line %zu, pos %zu = %d = '%c', expected = %d = '%c'\n",
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file, i+1, len-n+1, c, isprint(c) ? c : '.', *line, isprint(*line) ? *line : '.');
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break;
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}
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line++;
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n--;
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}
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}
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}
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CU_ASSERT_FALSE(feof(input));
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(void)fgetc(input);
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CU_ASSERT_TRUE(feof(input));
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CU_ASSERT_EQUAL(i, n_lines);
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CU_ASSERT_EQUAL(n, 0);
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// process all lines and compare to the file content
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size_t i = 0;
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size_t n = 0;
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for(i = 0; i < n_lines && n == 0; i++) {
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const char *line = lines[i];
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CU_ASSERT_PTR_NOT_NULL(line);
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if (line) {
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size_t len = n = strlen(line);
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CU_ASSERT(n > 0);
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while (n > 0) {
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int c = fgetc(input);
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CU_ASSERT_FALSE(feof(input));
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CU_ASSERT_EQUAL(c, *line);
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if (c != *line) {
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printf("\nfile %s: line %zu, pos %zu = %d = '%c', expected = %d = '%c'\n",
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file, i+1, len-n+1, c, isprint(c) ? c : '.', *line, isprint(*line) ? *line : '.');
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break;
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}
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line++;
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n--;
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}
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}
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}
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CU_ASSERT_FALSE(feof(input));
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(void)fgetc(input);
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CU_ASSERT_TRUE(feof(input));
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CU_ASSERT_EQUAL(i, n_lines);
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CU_ASSERT_EQUAL(n, 0);
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// successfully reached the end...
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int fclose_result = fclose(input);
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CU_ASSERT(0 == fclose_result);
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// successfully reached the end...
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int fclose_result = fclose(input);
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CU_ASSERT(0 == fclose_result);
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// print actual versus expected in case of error
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if (n != 0 || i != n_lines) {
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printf("---- EXPECTED ----\n");
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for(int i = 0; i < n_lines; i++) {
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const char *p = lines[i];
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while(p && *p) {
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putchar(*p);
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p++;
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}
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}
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printf("---- ACTUAL (%s) ----\n", file);
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FILE* fd = fopen(file, "r");
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int last = 0;
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while(fd && !feof(fd)) {
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int c = fgetc(fd);
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if (c != EOF) {
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last = c;
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putchar(c);
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}
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}
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if (fd) fclose(fd);
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if (last != '\n') putchar('\n');
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printf("---- END ----\n");
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}
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// print actual versus expected in case of error
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if (n != 0 || i != n_lines) {
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printf("---- EXPECTED ----\n");
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for(int i = 0; i < n_lines; i++) {
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const char *p = lines[i];
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while(p && *p) {
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putchar(*p);
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p++;
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}
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}
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printf("---- ACTUAL (%s) ----\n", file);
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FILE* fd = fopen(file, "r");
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int last = 0;
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while(fd && !feof(fd)) {
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int c = fgetc(fd);
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if (c != EOF) {
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last = c;
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putchar(c);
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}
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}
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if (fd) fclose(fd);
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if (last != '\n') putchar('\n');
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printf("---- END ----\n");
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}
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}
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@ -109,38 +109,38 @@ typedef void (*test_function_t)(void);
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* }
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* @endcode
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*/
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#define TestMainBasic(suite, setup, cleanup, ...) \
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do { \
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CU_pSuite pSuite = NULL; \
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\
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/* initialize the CUnit test registry */ \
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if (CUE_SUCCESS != CU_initialize_registry()) \
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return CU_get_error(); \
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\
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/* functions and their names */ \
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test_function_t tests[] = { __VA_ARGS__ }; \
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char all_names[] = #__VA_ARGS__; \
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const size_t n = sizeof(tests)/sizeof(*tests); \
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const char *names[sizeof(tests)/sizeof(*tests)] = { strtok(all_names, ", ") } ; \
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for(size_t i = 1; i < n; i++) { \
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names[i] = strtok(NULL, ", "); \
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} \
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/* init suite and tests */ \
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pSuite = CU_add_suite(suite, setup, cleanup); \
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if (pSuite) { \
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size_t i; \
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for(i = 0; i < n; i++) { \
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if (!CU_add_test(pSuite, names[i], tests[i])) break; \
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} \
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/* Run all tests using the CUnit Basic interface */ \
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if (i == n) { \
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CU_basic_set_mode(CU_BRM_VERBOSE); \
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CU_basic_run_tests(); \
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} \
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} \
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CU_cleanup_registry(); \
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return CU_get_error(); \
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} while(0) \
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#define TestMainBasic(suite, setup, cleanup, ...) \
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do { \
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CU_pSuite pSuite = NULL; \
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\
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/* initialize the CUnit test registry */ \
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if (CUE_SUCCESS != CU_initialize_registry()) \
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return CU_get_error(); \
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\
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/* functions and their names */ \
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test_function_t tests[] = { __VA_ARGS__ }; \
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char all_names[] = #__VA_ARGS__; \
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const size_t n = sizeof(tests)/sizeof(*tests); \
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const char *names[sizeof(tests)/sizeof(*tests)] = { strtok(all_names, ", ") } ; \
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for(size_t i = 1; i < n; i++) { \
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names[i] = strtok(NULL, ", "); \
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} \
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/* init suite and tests */ \
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pSuite = CU_add_suite(suite, setup, cleanup); \
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if (pSuite) { \
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size_t i; \
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for(i = 0; i < n; i++) { \
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if (!CU_add_test(pSuite, names[i], tests[i])) break; \
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} \
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/* Run all tests using the CUnit Basic interface */ \
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if (i == n) { \
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CU_basic_set_mode(CU_BRM_VERBOSE); \
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CU_basic_run_tests(); \
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} \
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} \
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CU_cleanup_registry(); \
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return CU_get_error(); \
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} while(0) \
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#endif
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@ -34,125 +34,125 @@
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// setup & teardown
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static int setup(void)
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{
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remove_file_if_exists(OUTFILE);
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remove_file_if_exists(ERRFILE);
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remove_file_if_exists(EMPTYFILE);
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remove_file_if_exists(NONEMPTYFILE);
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remove_file_if_exists(NONEMPTYFILE_NONLEND);
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// do nothing
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return 0; // success
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remove_file_if_exists(OUTFILE);
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remove_file_if_exists(ERRFILE);
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remove_file_if_exists(EMPTYFILE);
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remove_file_if_exists(NONEMPTYFILE);
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remove_file_if_exists(NONEMPTYFILE_NONLEND);
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// do nothing
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return 0; // success
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}
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static int teardown(void)
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{
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// do nothing
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return 0; // success
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// do nothing
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return 0; // success
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}
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// tests
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static void test_remove_file_that_exists(void)
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{
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// ** arrange **
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// ** arrange **
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// create a file
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FILE *file = fopen(OUTFILE, "w");
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CU_ASSERT_PTR_NOT_NULL(file);
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CU_ASSERT_EQUAL(fclose(file), 0);
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errno = 0;
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// create a file
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FILE *file = fopen(OUTFILE, "w");
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CU_ASSERT_PTR_NOT_NULL(file);
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CU_ASSERT_EQUAL(fclose(file), 0);
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errno = 0;
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// ** act **
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remove_file_if_exists(OUTFILE);
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// ** act **
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remove_file_if_exists(OUTFILE);
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// ** assert **
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// ** assert **
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// make sure the file is removed
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CU_ASSERT_EQUAL(errno, 0);
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file = fopen(OUTFILE, "r");
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CU_ASSERT_TRUE(!file && errno == ENOENT);
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// cleanup gracefully
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if (file) CU_ASSERT_EQUAL(fclose(file), 0);
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errno = 0;
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// make sure the file is removed
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CU_ASSERT_EQUAL(errno, 0);
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file = fopen(OUTFILE, "r");
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CU_ASSERT_TRUE(!file && errno == ENOENT);
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// cleanup gracefully
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if (file) CU_ASSERT_EQUAL(fclose(file), 0);
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errno = 0;
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}
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static void test_remove_file_that_does_not_exist(void)
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{
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// ** arrange **
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remove_file_if_exists(OUTFILE);
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// the file is now supposed to not exist any more --> see test_remove_file_that_exists test result
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// ** arrange **
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remove_file_if_exists(OUTFILE);
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// the file is now supposed to not exist any more --> see test_remove_file_that_exists test result
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// ** act **
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// ** act **
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// call with a not existing file
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remove_file_if_exists(OUTFILE);
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// must not fail in any internal assertion
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// call with a not existing file
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remove_file_if_exists(OUTFILE);
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// must not fail in any internal assertion
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// ** assert **
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// ** assert **
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// make sure the file is removed
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CU_ASSERT_EQUAL(errno, 0);
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FILE *file = fopen(OUTFILE, "r");
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CU_ASSERT_TRUE(!file && errno == ENOENT);
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// cleanup gracefully
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if (file) CU_ASSERT_EQUAL(fclose(file), 0);
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errno = 0;
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// make sure the file is removed
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CU_ASSERT_EQUAL(errno, 0);
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FILE *file = fopen(OUTFILE, "r");
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CU_ASSERT_TRUE(!file && errno == ENOENT);
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// cleanup gracefully
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if (file) CU_ASSERT_EQUAL(fclose(file), 0);
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errno = 0;
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}
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static void test_assert_lines_empty_file(void)
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{
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// ** arrange **
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// ** arrange **
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// empty file
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remove_file_if_exists(EMPTYFILE);
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FILE *file = fopen(EMPTYFILE, "w");
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_EQUAL(fclose(file), 0);
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const char *lines[] = {};
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// empty file
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remove_file_if_exists(EMPTYFILE);
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FILE *file = fopen(EMPTYFILE, "w");
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_EQUAL(fclose(file), 0);
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const char *lines[] = {};
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// ** act **
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assert_lines(EMPTYFILE, lines, sizeof(lines)/sizeof(*lines));
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// ** act **
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assert_lines(EMPTYFILE, lines, sizeof(lines)/sizeof(*lines));
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// ** assert **
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// ** assert **
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// no assertions should have happened within assert_lines(...)
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// no assertions should have happened within assert_lines(...)
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}
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static void test_assert_lines_non_empty_file(void)
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{
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// ** arrange **
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// ** arrange **
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// reference file
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remove_file_if_exists(NONEMPTYFILE);
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FILE *file = fopen(NONEMPTYFILE, "w");
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_EQUAL(fprintf(file, "LINE1\n"), 6);
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CU_ASSERT_EQUAL(fprintf(file, "LINE2\n"), 6);
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CU_ASSERT_EQUAL(fclose(file), 0);
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const char *lines[] = { "LINE1\n", "LINE2\n"};
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// reference file
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remove_file_if_exists(NONEMPTYFILE);
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FILE *file = fopen(NONEMPTYFILE, "w");
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_EQUAL(fprintf(file, "LINE1\n"), 6);
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CU_ASSERT_EQUAL(fprintf(file, "LINE2\n"), 6);
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CU_ASSERT_EQUAL(fclose(file), 0);
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const char *lines[] = { "LINE1\n", "LINE2\n"};
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// ** act **
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assert_lines(NONEMPTYFILE, lines, sizeof(lines)/sizeof(*lines));
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// ** act **
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assert_lines(NONEMPTYFILE, lines, sizeof(lines)/sizeof(*lines));
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// ** assert **
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// ** assert **
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// no assertions should have happened within assert_lines(...)
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// no assertions should have happened within assert_lines(...)
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}
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static void test_assert_lines_no_newline_at_the_end(void)
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{
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// ** arrange **
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// ** arrange **
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// reference file
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remove_file_if_exists(NONEMPTYFILE_NONLEND);
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FILE *file = fopen(NONEMPTYFILE_NONLEND, "w");
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_EQUAL(fprintf(file, "LINE1\n"), 6);
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CU_ASSERT_EQUAL(fprintf(file, "LINE2"), 5);
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CU_ASSERT_EQUAL(fclose(file), 0);
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const char *lines[] = { "LINE1\n", "LINE2"};
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// reference file
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remove_file_if_exists(NONEMPTYFILE_NONLEND);
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FILE *file = fopen(NONEMPTYFILE_NONLEND, "w");
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CU_ASSERT_PTR_NOT_NULL_FATAL(file);
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CU_ASSERT_EQUAL(fprintf(file, "LINE1\n"), 6);
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CU_ASSERT_EQUAL(fprintf(file, "LINE2"), 5);
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CU_ASSERT_EQUAL(fclose(file), 0);
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const char *lines[] = { "LINE1\n", "LINE2"};
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// ** act **
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assert_lines(NONEMPTYFILE_NONLEND, lines, sizeof(lines)/sizeof(*lines));
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// ** act **
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assert_lines(NONEMPTYFILE_NONLEND, lines, sizeof(lines)/sizeof(*lines));
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// ** assert **
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// ** assert **
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// no assertions should have happened within assert_lines(...)
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// no assertions should have happened within assert_lines(...)
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}
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/**
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@ -160,11 +160,11 @@ static void test_assert_lines_no_newline_at_the_end(void)
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*/
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int main(void)
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{
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TestMainBasic("PROGC Test Lib", setup, teardown
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, test_remove_file_that_exists
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, test_remove_file_that_does_not_exist
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, test_assert_lines_empty_file
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, test_assert_lines_non_empty_file
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, test_assert_lines_no_newline_at_the_end
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);
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TestMainBasic("PROGC Test Lib", setup, teardown
|
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, test_remove_file_that_exists
|
||||
, test_remove_file_that_does_not_exist
|
||||
, test_assert_lines_empty_file
|
||||
, test_assert_lines_non_empty_file
|
||||
, test_assert_lines_no_newline_at_the_end
|
||||
);
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue