1 /*
2 * Copyright (c) 2020 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 <climits>
17 #include <gtest/gtest.h>
18
19 using namespace std;
20 using namespace testing::ext;
21
22 class CalcSubtractionTest : public testing::Test {
23 public:
24 static void SetUpTestCase(void);
25 static void TearDownTestCase(void);
26 void SetUp();
27 void TearDown();
28 };
29
SetUpTestCase(void)30 void CalcSubtractionTest::SetUpTestCase(void)
31 {
32 // step 2: input testsuit setup step
33 }
34
TearDownTestCase(void)35 void CalcSubtractionTest::TearDownTestCase(void)
36 {
37 // step 2: input testsuit teardown step
38 }
39
SetUp(void)40 void CalcSubtractionTest::SetUp(void)
41 {
42 // step 3: input testcase setup step
43 }
44
TearDown(void)45 void CalcSubtractionTest::TearDown(void)
46 {
47 // step 3: input testcase teardown step
48 }
49
Subtraction(int a,int b)50 static int Subtraction(int a, int b)
51 {
52 return a - b;
53 }
54
55 /*
56 * Feature: Calculator
57 * Function: Subtraction
58 * SubFunction: NA
59 * FunctionPoints: Integer Subtraction
60 * EnvConditions: NA
61 * CaseDescription: Verify the Subtraction function.
62 */
63 HWTEST_F(CalcSubtractionTest, integer_sub_001, TestSize.Level1)
64 {
65 EXPECT_EQ(0, Subtraction(1, 0));
66 }
67
68 /*
69 * Feature: Calculator
70 * Function: Subtraction
71 * SubFunction: NA
72 * FunctionPoints: Integer Subtraction
73 * EnvConditions: NA
74 * CaseDescription: Verify the Subtraction function.
75 */
76 HWTEST_F(CalcSubtractionTest, integer_sub_002, TestSize.Level1)
77 {
78 EXPECT_EQ(1, Subtraction(2, 1));
79 }