1/*
2 * Copyright (C) 2022 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 <malloc.h>
17#include <stdint.h>
18#include <stdlib.h>
19#include "functionalext.h"
20
21#define SIZE_ALIGN (4 * sizeof(size_t))
22
23const int32_t RELLOCTLEN = 100;
24const int32_t INVALIDLEN = -100;
25
26/**
27 * @tc.name:      realloc_0100
28 * @tc.desc:      Verify realloc process success when first args is null second args is 50.
29 * @tc.level:     level 0.
30 */
31void realloc_0100(void)
32{
33    void *ret = realloc(NULL, RELLOCTLEN);
34    EXPECT_PTRNE("realloc_0100", ret, NULL);
35}
36
37/**
38 * @tc.name:      realloc_0200
39 * @tc.desc:      Verify realloc process success when first args is null second args is 0.
40 * @tc.level:     level 2
41 */
42void realloc_0200(void)
43{
44    void *ret = realloc(NULL, 0);
45    EXPECT_PTRNE("realloc_0200", ret, NULL);
46}
47
48/**
49 * @tc.name:      realloc_0300
50 * @tc.desc:      Verify realloc process fail when first args is null second args is -100.
51 * @tc.level:     level 2.
52 */
53void realloc_0300(void)
54{
55    void *ret = realloc(NULL, INVALIDLEN);
56    EXPECT_PTREQ("realloc_0300", ret, NULL);
57}
58
59/**
60 * @tc.name:      realloc_0400
61 * @tc.desc:      Verify realloc process success when first args is not null second args is 200
62 * @tc.level:     level 0.
63 */
64void realloc_0400(void)
65{
66    char *cptr = (char *)malloc(RELLOCTLEN);
67    void *ret = realloc(cptr, RELLOCTLEN + RELLOCTLEN);
68    EXPECT_PTRNE("realloc_0400", ret, NULL);
69}
70
71/**
72 * @tc.name:      realloc_0500
73 * @tc.desc:      Verify realloc process success when first args is not null second args is 100
74 * @tc.level:     level  1.
75 */
76void realloc_0500(void)
77{
78    char *cptr = (char *)malloc(RELLOCTLEN);
79    void *ret = realloc(cptr, RELLOCTLEN);
80    EXPECT_PTRNE("realloc_0500", ret, NULL);
81}
82
83/**
84 * @tc.name:      realloc_0600
85 * @tc.desc:      Verify realloc process success when first args is not null second args is 50
86 * @tc.level:     level 1.
87 */
88void realloc_0600(void)
89{
90    char *cptr = (char *)malloc(RELLOCTLEN);
91    void *ret = realloc(cptr, RELLOCTLEN / 2);
92    EXPECT_PTRNE("realloc_0600", ret, NULL);
93}
94
95int main(void)
96{
97    realloc_0100();
98    realloc_0200();
99    realloc_0300();
100    realloc_0400();
101    realloc_0500();
102    realloc_0600();
103    return t_status;
104}
105