mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 00:04:15 +08:00
892ab4bbd0
gcc knows the true length too, and rightfully complains. Link: https://lkml.kernel.org/r/20210912204447.10427-1-kilobyte@angband.pl Signed-off-by: Adam Borowski <kilobyte@angband.pl> Cc: SeongJae Park <sj38.park@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
127 lines
3.3 KiB
C
127 lines
3.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
|
|
/*
|
|
* DAMON Debugfs Interface Unit Tests
|
|
*
|
|
* Author: SeongJae Park <sjpark@amazon.de>
|
|
*/
|
|
|
|
#ifdef CONFIG_DAMON_DBGFS_KUNIT_TEST
|
|
|
|
#ifndef _DAMON_DBGFS_TEST_H
|
|
#define _DAMON_DBGFS_TEST_H
|
|
|
|
#include <kunit/test.h>
|
|
|
|
static void damon_dbgfs_test_str_to_target_ids(struct kunit *test)
|
|
{
|
|
char *question;
|
|
unsigned long *answers;
|
|
unsigned long expected[] = {12, 35, 46};
|
|
ssize_t nr_integers = 0, i;
|
|
|
|
question = "123";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)1, nr_integers);
|
|
KUNIT_EXPECT_EQ(test, 123ul, answers[0]);
|
|
kfree(answers);
|
|
|
|
question = "123abc";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)1, nr_integers);
|
|
KUNIT_EXPECT_EQ(test, 123ul, answers[0]);
|
|
kfree(answers);
|
|
|
|
question = "a123";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)0, nr_integers);
|
|
kfree(answers);
|
|
|
|
question = "12 35";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)2, nr_integers);
|
|
for (i = 0; i < nr_integers; i++)
|
|
KUNIT_EXPECT_EQ(test, expected[i], answers[i]);
|
|
kfree(answers);
|
|
|
|
question = "12 35 46";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)3, nr_integers);
|
|
for (i = 0; i < nr_integers; i++)
|
|
KUNIT_EXPECT_EQ(test, expected[i], answers[i]);
|
|
kfree(answers);
|
|
|
|
question = "12 35 abc 46";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)2, nr_integers);
|
|
for (i = 0; i < 2; i++)
|
|
KUNIT_EXPECT_EQ(test, expected[i], answers[i]);
|
|
kfree(answers);
|
|
|
|
question = "";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)0, nr_integers);
|
|
kfree(answers);
|
|
|
|
question = "\n";
|
|
answers = str_to_target_ids(question, strlen(question),
|
|
&nr_integers);
|
|
KUNIT_EXPECT_EQ(test, (ssize_t)0, nr_integers);
|
|
kfree(answers);
|
|
}
|
|
|
|
static void damon_dbgfs_test_set_targets(struct kunit *test)
|
|
{
|
|
struct damon_ctx *ctx = dbgfs_new_ctx();
|
|
unsigned long ids[] = {1, 2, 3};
|
|
char buf[64];
|
|
|
|
/* Make DAMON consider target id as plain number */
|
|
ctx->primitive.target_valid = NULL;
|
|
ctx->primitive.cleanup = NULL;
|
|
|
|
damon_set_targets(ctx, ids, 3);
|
|
sprint_target_ids(ctx, buf, 64);
|
|
KUNIT_EXPECT_STREQ(test, (char *)buf, "1 2 3\n");
|
|
|
|
damon_set_targets(ctx, NULL, 0);
|
|
sprint_target_ids(ctx, buf, 64);
|
|
KUNIT_EXPECT_STREQ(test, (char *)buf, "\n");
|
|
|
|
damon_set_targets(ctx, (unsigned long []){1, 2}, 2);
|
|
sprint_target_ids(ctx, buf, 64);
|
|
KUNIT_EXPECT_STREQ(test, (char *)buf, "1 2\n");
|
|
|
|
damon_set_targets(ctx, (unsigned long []){2}, 1);
|
|
sprint_target_ids(ctx, buf, 64);
|
|
KUNIT_EXPECT_STREQ(test, (char *)buf, "2\n");
|
|
|
|
damon_set_targets(ctx, NULL, 0);
|
|
sprint_target_ids(ctx, buf, 64);
|
|
KUNIT_EXPECT_STREQ(test, (char *)buf, "\n");
|
|
|
|
dbgfs_destroy_ctx(ctx);
|
|
}
|
|
|
|
static struct kunit_case damon_test_cases[] = {
|
|
KUNIT_CASE(damon_dbgfs_test_str_to_target_ids),
|
|
KUNIT_CASE(damon_dbgfs_test_set_targets),
|
|
{},
|
|
};
|
|
|
|
static struct kunit_suite damon_test_suite = {
|
|
.name = "damon-dbgfs",
|
|
.test_cases = damon_test_cases,
|
|
};
|
|
kunit_test_suite(damon_test_suite);
|
|
|
|
#endif /* _DAMON_TEST_H */
|
|
|
|
#endif /* CONFIG_DAMON_KUNIT_TEST */
|