original_kernel/lib/kunit/string-stream-test.c

54 lines
1.4 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* KUnit test for struct string_stream.
*
* Copyright (C) 2019, Google LLC.
* Author: Brendan Higgins <brendanhiggins@google.com>
*/
#include <kunit/test.h>
#include <linux/slab.h>
#include "string-stream.h"
static void string_stream_test_empty_on_creation(struct kunit *test)
{
struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
KUNIT_EXPECT_TRUE(test, string_stream_is_empty(stream));
}
static void string_stream_test_not_empty_after_add(struct kunit *test)
{
struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
string_stream_add(stream, "Foo");
KUNIT_EXPECT_FALSE(test, string_stream_is_empty(stream));
}
static void string_stream_test_get_string(struct kunit *test)
{
struct string_stream *stream = alloc_string_stream(test, GFP_KERNEL);
char *output;
string_stream_add(stream, "Foo");
string_stream_add(stream, " %s", "bar");
output = string_stream_get_string(stream);
KUNIT_ASSERT_STREQ(test, output, "Foo bar");
}
static struct kunit_case string_stream_test_cases[] = {
KUNIT_CASE(string_stream_test_empty_on_creation),
KUNIT_CASE(string_stream_test_not_empty_after_add),
KUNIT_CASE(string_stream_test_get_string),
{}
};
static struct kunit_suite string_stream_test_suite = {
.name = "string-stream-test",
.test_cases = string_stream_test_cases
};
kunit_test_suites(&string_stream_test_suite);