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Following from the recent KUnit file naming discussion[1], move all KUnit tests in lib/ into lib/tests/. Link: https://lore.kernel.org/lkml/20240720165441.it.320-kees@kernel.org/ [1] Acked-by: Steven Rostedt (Google) <rostedt@goodmis.org> Acked-by: Jakub Kicinski <kuba@kernel.org> Acked-by: Masami Hiramatsu (Google) <mhiramat@kernel.org> Reviewed-by: David Gow <davidgow@google.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Reviewed-by: Rae Moar <rmoar@google.com> Link: https://lore.kernel.org/r/20241202075545.3648096-4-davidgow@google.com Signed-off-by: Kees Cook <kees@kernel.org>
61 lines
1.1 KiB
C
61 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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#include <kunit/test.h>
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#include <linux/sort.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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/* a simple boot-time regression test */
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#define TEST_LEN 1000
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static int cmpint(const void *a, const void *b)
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{
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return *(int *)a - *(int *)b;
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}
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static void test_sort(struct kunit *test)
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{
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int *a, i, r = 1;
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a = kunit_kmalloc_array(test, TEST_LEN, sizeof(*a), GFP_KERNEL);
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KUNIT_ASSERT_NOT_ERR_OR_NULL(test, a);
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for (i = 0; i < TEST_LEN; i++) {
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r = (r * 725861) % 6599;
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a[i] = r;
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}
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sort(a, TEST_LEN, sizeof(*a), cmpint, NULL);
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for (i = 0; i < TEST_LEN - 1; i++)
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KUNIT_ASSERT_LE(test, a[i], a[i + 1]);
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r = 48;
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for (i = 0; i < TEST_LEN - 1; i++) {
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r = (r * 725861) % 6599;
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a[i] = r;
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}
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sort(a, TEST_LEN - 1, sizeof(*a), cmpint, NULL);
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for (i = 0; i < TEST_LEN - 2; i++)
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KUNIT_ASSERT_LE(test, a[i], a[i + 1]);
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}
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static struct kunit_case sort_test_cases[] = {
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KUNIT_CASE(test_sort),
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{}
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};
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static struct kunit_suite sort_test_suite = {
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.name = "lib_sort",
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.test_cases = sort_test_cases,
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};
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kunit_test_suites(&sort_test_suite);
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MODULE_DESCRIPTION("sort() KUnit test suite");
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MODULE_LICENSE("GPL");
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