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 <math.h>
17#include "functionalext.h"
18
19/*
20 * @tc.name      :  __signbitf_0100
21 * @tc.desc      : The parameter value of float type is 0, and the sign bit of the return parameter is 0.
22 * @tc.level     : Level 0
23 */
24void __signbitf_0100(void)
25{
26    float x = 0.0f;
27    int result = __signbitf(x);
28    EXPECT_EQ("__signbitf_0100", result, 0);
29}
30
31/*
32 * @tc.name      :  __signbitf_0200
33 * @tc.desc      : The parameter value of type float is a positive number, and the sign bit of the returned
34 *                 parameter is 0.
35 * @tc.level     : Level 0
36 */
37void __signbitf_0200(void)
38{
39    float x = 3.14f;
40    int result = __signbitf(x);
41    EXPECT_EQ("__signbitf_0200", result, 0);
42}
43
44/*
45 * @tc.name      :  __signbitf_0300
46 * @tc.desc      : The parameter value of type float is negative,
47 *                 and the sign bit of the return parameter is 1.
48 * @tc.level     : Level 0
49 */
50void __signbitf_0300(void)
51{
52    float x = -3.14f;
53    int result = __signbitf(x);
54    EXPECT_EQ("__signbitf_0300", result, 1);
55}
56
57int main(int argc, char *argv[])
58{
59    __signbitf_0100();
60    __signbitf_0200();
61    __signbitf_0300();
62    return t_status;
63}