1 // SPDX-License-Identifier: GPL-2.0
13  * PRINT_ALWAYS - attribute is printed for every test case and suite if set
14  * PRINT_SUITE - attribute is printed for every suite if set but not for test cases
15  * PRINT_NEVER - attribute is never printed
24  * struct kunit_attr - represents a test attribute and holds flexible
28  * @get_attr: function to return attribute value given a test
30  * attribute value
31  * @filter: function to indicate whether a given attribute value passes a
33  * @attr_default: default attribute value used during filtering
34  * @print: value of enum print_ops to indicate when to print attribute
40 	int (*filter)(void *attr, const char *input, int *err);
87  * Returns whether the inputted integer value matches the filter given
90 static int int_filter(long val, const char *op, int input, int *err)  in int_filter()  argument
93 		return (val <= input);  in int_filter()
95 		return (val >= input);  in int_filter()
97 		return (val != input);  in int_filter()
99 		return (val > input);  in int_filter()
101 		return (val < input);  in int_filter()
103 		return (val == input);  in int_filter()
104 	*err = -EINVAL;  in int_filter()
110  * Returns whether the inputted enum value "attr" matches the filter given
111  * by the input string. Note: the str_list includes the corresponding string
114 static int attr_enum_filter(void *attr, const char *input, int *err,  in attr_enum_filter()  argument
117 	int i, j, input_int = -1;  in attr_enum_filter()
121 	for (i = 0; input[i]; i++) {  in attr_enum_filter()
122 		if (!strchr(op_list, input[i])) {  in attr_enum_filter()
123 			input_val = input + i;  in attr_enum_filter()
129 		*err = -EINVAL;  in attr_enum_filter()
130 		pr_err("kunit executor: filter value not found: %s\n", input);  in attr_enum_filter()
140 		*err = -EINVAL;  in attr_enum_filter()
141 		pr_err("kunit executor: invalid filter input: %s\n", input);  in attr_enum_filter()
145 	return int_filter(test_val, input, input_int, err);  in attr_enum_filter()
148 static int attr_speed_filter(void *attr, const char *input, int *err)  in attr_speed_filter()  argument
150 	return attr_enum_filter(attr, input, err, speed_str_list, KUNIT_SPEED_MAX);  in attr_speed_filter()
154  * Returns whether the inputted string value (attr) matches the filter given
155  * by the input string.
157 static int attr_string_filter(void *attr, const char *input, int *err)  in attr_string_filter()  argument
161 	if (!strncmp(input, "<", 1)) {  in attr_string_filter()
162 		*err = -EINVAL;  in attr_string_filter()
163 		pr_err("kunit executor: invalid filter input: %s\n", input);  in attr_string_filter()
165 	} else if (!strncmp(input, ">", 1)) {  in attr_string_filter()
166 		*err = -EINVAL;  in attr_string_filter()
167 		pr_err("kunit executor: invalid filter input: %s\n", input);  in attr_string_filter()
169 	} else if (!strncmp(input, "!=", 2)) {  in attr_string_filter()
170 		return (strcmp(input + 2, str) != 0);  in attr_string_filter()
171 	} else if (!strncmp(input, "=", 1)) {  in attr_string_filter()
172 		return (strcmp(input + 1, str) == 0);  in attr_string_filter()
174 	*err = -EINVAL;  in attr_string_filter()
175 	pr_err("kunit executor: invalid filter operation: %s\n", input);  in attr_string_filter()
179 static int attr_bool_filter(void *attr, const char *input, int *err)  in attr_bool_filter()  argument
181 	int i, input_int = -1;  in attr_bool_filter()
185 	for (i = 0; input[i]; i++) {  in attr_bool_filter()
186 		if (!strchr(op_list, input[i])) {  in attr_bool_filter()
187 			input_str = input + i;  in attr_bool_filter()
193 		*err = -EINVAL;  in attr_bool_filter()
194 		pr_err("kunit executor: filter value not found: %s\n", input);  in attr_bool_filter()
203 		*err = -EINVAL;  in attr_bool_filter()
204 		pr_err("kunit executor: invalid filter input: %s\n", input);  in attr_bool_filter()
208 	return int_filter(val, input, input_int, err);  in attr_bool_filter()
219 		return ((void *) test->attr.speed);  in attr_speed_get()
221 		return ((void *) suite->attr.speed);  in attr_speed_get()
231 		return ((void *) test->module_name);  in attr_module_get()
233 		return ((void *) suite->test_cases[0].module_name);  in attr_module_get()
246 		return ((void *) suite->is_init);  in attr_is_init_get()
282 	return filter.attr->name;  in kunit_attr_filter_name()
304 					KUNIT_INDENT_LEN * test_level, "", test->name,  in kunit_print_attr()
320 int kunit_get_filter_count(char *input)  in kunit_get_filter_count()  argument
324 	for (i = 0; input[i]; i++) {  in kunit_get_filter_count()
325 		if (input[i] == ',') {  in kunit_get_filter_count()
326 			if ((i - comma_index) > 1)  in kunit_get_filter_count()
331 	if ((i - comma_index) > 0)  in kunit_get_filter_count()
340 	int op_index = -1, attr_index = -1;  in kunit_next_attr_filter()
342 	char *input = *filters;  in kunit_next_attr_filter()  local
344 	/* Parse input until operation */  in kunit_next_attr_filter()
345 	for (i = 0; input[i]; i++) {  in kunit_next_attr_filter()
346 		if (op_index < 0 && strchr(op_list, input[i])) {  in kunit_next_attr_filter()
348 		} else if (!comma_index && input[i] == ',') {  in kunit_next_attr_filter()
350 		} else if (comma_index && input[i] != ' ') {  in kunit_next_attr_filter()
357 		*err = -EINVAL;  in kunit_next_attr_filter()
358 		pr_err("kunit executor: filter operation not found: %s\n", input);  in kunit_next_attr_filter()
363 	op = input[op_index];  in kunit_next_attr_filter()
364 	input[op_index] = '\0';  in kunit_next_attr_filter()
368 		if (!strcmp(input, kunit_attr_list[j].name)) {  in kunit_next_attr_filter()
374 	input[op_index] = op;  in kunit_next_attr_filter()
377 		*err = -EINVAL;  in kunit_next_attr_filter()
378 		pr_err("kunit executor: attribute not found: %s\n", input);  in kunit_next_attr_filter()
384 		input[comma_index] = '\0';  in kunit_next_attr_filter()
385 		filter.input = input + op_index;  in kunit_next_attr_filter()
386 		input = input + new_start_index;  in kunit_next_attr_filter()
388 		filter.input = input + op_index;  in kunit_next_attr_filter()
389 		input = NULL;  in kunit_next_attr_filter()
392 	*filters = input;  in kunit_next_attr_filter()
409 		return ERR_PTR(-ENOMEM);  in kunit_filter_attr_tests()
416 		return ERR_PTR(-ENOMEM);  in kunit_filter_attr_tests()
421 	/* Save filtering result on default value */  in kunit_filter_attr_tests()
422 	default_result = filter.attr->filter(filter.attr->attr_default, filter.input, err);  in kunit_filter_attr_tests()
426 	/* Save suite attribute value and filtering result on that value */  in kunit_filter_attr_tests()
427 	suite_val = filter.attr->get_attr((void *)suite, false);  in kunit_filter_attr_tests()
428 	suite_result = filter.attr->filter(suite_val, filter.input, err);  in kunit_filter_attr_tests()
434 		test_val = filter.attr->get_attr((void *) test_case, true);  in kunit_filter_attr_tests()
435 		test_result = filter.attr->filter(filter.attr->get_attr(test_case, true),  in kunit_filter_attr_tests()
436 				filter.input, err);  in kunit_filter_attr_tests()
441 		 * If attribute value of test case is set, filter on that value.  in kunit_filter_attr_tests()
442 		 * If not, filter on suite value if set. If not, filter on  in kunit_filter_attr_tests()
443 		 * default value.  in kunit_filter_attr_tests()
459 			test_case->status = KUNIT_SKIPPED;  in kunit_filter_attr_tests()
471 	copy->test_cases = filtered;  in kunit_filter_attr_tests()