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81 lines
2.2 KiB
C
81 lines
2.2 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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/*
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* KUnit API to save and access test attributes
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*
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* Copyright (C) 2023, Google LLC.
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* Author: Rae Moar <rmoar@google.com>
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*/
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#include <kunit/test.h>
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#include <kunit/attributes.h>
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/* Options for printing attributes:
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* PRINT_ALWAYS - attribute is printed for every test case and suite if set
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* PRINT_SUITE - attribute is printed for every suite if set but not for test cases
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* PRINT_NEVER - attribute is never printed
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*/
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enum print_ops {
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PRINT_ALWAYS,
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PRINT_SUITE,
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PRINT_NEVER,
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};
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/**
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* struct kunit_attr - represents a test attribute and holds flexible
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* helper functions to interact with attribute.
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*
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* @name: name of test attribute, eg. speed
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* @get_attr: function to return attribute value given a test
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* @to_string: function to return string representation of given
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* attribute value
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* @filter: function to indicate whether a given attribute value passes a
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* filter
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*/
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struct kunit_attr {
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const char *name;
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void *(*get_attr)(void *test_or_suite, bool is_test);
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const char *(*to_string)(void *attr, bool *to_free);
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int (*filter)(void *attr, const char *input, int *err);
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void *attr_default;
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enum print_ops print;
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};
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/* List of all Test Attributes */
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static struct kunit_attr kunit_attr_list[] = {};
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/* Helper Functions to Access Attributes */
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void kunit_print_attr(void *test_or_suite, bool is_test, unsigned int test_level)
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{
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int i;
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bool to_free;
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void *attr;
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const char *attr_name, *attr_str;
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struct kunit_suite *suite = is_test ? NULL : test_or_suite;
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struct kunit_case *test = is_test ? test_or_suite : NULL;
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for (i = 0; i < ARRAY_SIZE(kunit_attr_list); i++) {
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if (kunit_attr_list[i].print == PRINT_NEVER ||
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(test && kunit_attr_list[i].print == PRINT_SUITE))
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continue;
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attr = kunit_attr_list[i].get_attr(test_or_suite, is_test);
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if (attr) {
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attr_name = kunit_attr_list[i].name;
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attr_str = kunit_attr_list[i].to_string(attr, &to_free);
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if (test) {
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kunit_log(KERN_INFO, test, "%*s# %s.%s: %s",
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KUNIT_INDENT_LEN * test_level, "", test->name,
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attr_name, attr_str);
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} else {
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kunit_log(KERN_INFO, suite, "%*s# %s: %s",
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KUNIT_INDENT_LEN * test_level, "", attr_name, attr_str);
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}
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/* Free to_string of attribute if needed */
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if (to_free)
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kfree(attr_str);
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}
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}
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}
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