1/*
2 * Copyright (c) 2020-2021 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 "gtest/gtest.h"
17#include <climits>
18#include "demo.h"
19using namespace std;
20using namespace testing::ext;
21
22class Demo : public testing::Test {
23protected:
24    // SetUpTestCase：测试套预置动作，在第一个TestCase之前执行
25    static void SetUpTestCase(void) {}
26    // TearDownTestCase：测试套清理动作，在最后一个TestCase之后执行
27    static void TearDownTestCase(void) {}
28    // 用例的预置动作
29    virtual void SetUp() {}
30    // 用例的清理动作
31    virtual void TearDown() {}
32};
33
34
35// Return the sum of n.  If n is negative, return 0.
36static int Sum(int n)
37{
38    if (n <= 0) {
39        return 0;
40    }
41    int sum = 0;
42    for (int i = 1; i <= n; i++) {
43        sum += i;
44    }
45    return sum;
46}
47
48/**
49 * @tc.number    : TEST_CASE_100
50 * @tc.name      : Demo test
51 * @tc.desc      : [C- SOFTWARE -0200]
52 */
53HWTEST_F(Demo, Negative, Function | MediumTest | Level0) {
54    EXPECT_EQ(NUM0, Sum(NG_NUM5));
55    EXPECT_EQ(NUM0, Sum(NG_NUM1));
56}
57
58/**
59 * @tc.number    : TEST_CASE_200
60 * @tc.name      : Demo test
61 * @tc.desc      : [C- SOFTWARE -0200]
62 */
63HWTEST_F(Demo, Zero, Function | MediumTest | Level0) {
64    EXPECT_EQ(NUM0, Sum(NUM0));
65}
66
67/**
68 * @tc.number    : TEST_CASE_300
69 * @tc.name      : Demo test
70 * @tc.desc      : [C- SOFTWARE -0200]
71 */
72HWTEST_F(Demo, Positive, Function | MediumTest | Level0) {
73    EXPECT_EQ(NUM1, Sum(NUM1));
74    EXPECT_EQ(NUM45, Sum(NUM10));
75    EXPECT_EQ(NUM4950, Sum(NUM100));
76}
77