1/*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include <strings.h>
17
18#include "IoTest.h"
19
20using namespace testing::ext;
21
22/**
23 * @tc.number SUB_KERNEL_IO_STRINGS_0100
24 * @tc.name   ffsl basic function test
25 * @tc.desc   [C- SOFTWARE -0200]
26 */
27HWTEST_F(IoTest, testFfsl, Function | MediumTest | Level1)
28{
29    int ret;
30    for (int i = 0; i < 32; i++) {
31        ret = ffsl(1 << i);
32        EXPECT_EQ(ret, i + 1);
33    }
34
35    ret = ffsl(26);
36    EXPECT_EQ(ret, 2);
37
38    ret = ffsl(0);
39    EXPECT_EQ(ret, 0);
40}
41
42/**
43 * @tc.number SUB_KERNEL_IO_STRINGS_0200
44 * @tc.name   strncasecmp basic function test
45 * @tc.desc   [C- SOFTWARE -0200]
46 */
47HWTEST_F(IoTest, testStrncasecmp, Function | MediumTest | Level1)
48{
49    int ret = strncasecmp("abcdefg", "abcdEFg", 7);
50    EXPECT_EQ(ret, 0);
51
52    ret = strncasecmp("abcdefg", "abcdEF", 7);
53    EXPECT_GT(ret, 0);
54
55    ret = strncasecmp("abcdef", "abcdEFg", 7);
56    EXPECT_LT(ret, 0);
57}
58
59/**
60 * @tc.number SUB_KERNEL_IO_STRINGS_0300
61 * @tc.name   strcasecmp basic function test
62 * @tc.desc   [C- SOFTWARE -0200]
63 */
64HWTEST_F(IoTest, testStrcasecmp, Function | MediumTest | Level1)
65{
66    int ret = strcasecmp("abcdefg", "abcdEFg");
67    EXPECT_EQ(ret, 0);
68
69    ret = strcasecmp("abcdefg", "abcdEF");
70    EXPECT_GT(ret, 0);
71
72    ret = strcasecmp("abcdef", "abcdEFg");
73    EXPECT_LT(ret, 0);
74}
75
76/**
77 * @tc.number SUB_KERNEL_IO_STRINGS_0400
78 * @tc.name   index basic function test
79 * @tc.desc   [C- SOFTWARE -0200]
80 */
81HWTEST_F(IoTest, testIndex, Function | MediumTest | Level1)
82{
83    char src[] = "abcdef123456abcdef";
84    char *ret = index(src, '1');
85    EXPECT_STREQ(ret, "123456abcdef");
86
87    ret = index(src, 'f');
88    EXPECT_STREQ(ret, "f123456abcdef");
89
90    ret = index(src, ' ');
91    EXPECT_STREQ(ret, nullptr);
92
93    char srcFir[50] = {0};
94    ret = index(srcFir, '?');
95    EXPECT_STREQ(ret, nullptr);
96}
97
98/**
99 * @tc.number SUB_KERNEL_IO_STRINGS_0500
100 * @tc.name   rindex basic function test
101 * @tc.desc   [C- SOFTWARE -0200]
102 */
103HWTEST_F(IoTest, testRindex, Function | MediumTest | Level1)
104{
105    char src[] = "abcdef123456abcdef";
106    char *ret = rindex(src, '1');
107    EXPECT_STREQ(ret, "123456abcdef");
108
109    ret = rindex(src, 'f');
110    EXPECT_STREQ(ret, "f");
111
112    ret = rindex(src, ' ');
113    EXPECT_STREQ(ret, nullptr);
114
115    char srcFir[50] = {0};
116    ret = rindex(srcFir, '?');
117    EXPECT_STREQ(ret, nullptr);
118}