Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * KUnit test for struct string_stream.
4 *
5 * Copyright (C) 2019, Google LLC.
6 * Author: Brendan Higgins <brendanhiggins@google.com>
7 */
8
9#include <kunit/string-stream.h>
10#include <kunit/test.h>
11#include <linux/slab.h>
12
13static void string_stream_test_empty_on_creation(struct kunit *test)
14{
15 struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
16
17 KUNIT_EXPECT_TRUE(test, string_stream_is_empty(stream));
18}
19
20static void string_stream_test_not_empty_after_add(struct kunit *test)
21{
22 struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
23
24 string_stream_add(stream, "Foo");
25
26 KUNIT_EXPECT_FALSE(test, string_stream_is_empty(stream));
27}
28
29static void string_stream_test_get_string(struct kunit *test)
30{
31 struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
32 char *output;
33
34 string_stream_add(stream, "Foo");
35 string_stream_add(stream, " %s", "bar");
36
37 output = string_stream_get_string(stream);
38 KUNIT_ASSERT_STREQ(test, output, "Foo bar");
39}
40
41static struct kunit_case string_stream_test_cases[] = {
42 KUNIT_CASE(string_stream_test_empty_on_creation),
43 KUNIT_CASE(string_stream_test_not_empty_after_add),
44 KUNIT_CASE(string_stream_test_get_string),
45 {}
46};
47
48static struct kunit_suite string_stream_test_suite = {
49 .name = "string-stream-test",
50 .test_cases = string_stream_test_cases
51};
52kunit_test_suite(string_stream_test_suite);