1 /*
2 * Copyright (c) 2025 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 <filesystem>
17 #include <fstream>
18
19 #include <gmock/gmock.h>
20 #include <gtest/gtest.h>
21
22 #include "fs_reader_iterator.h"
23 #include "read_lines_core.h"
24 #include "uv_fs_mock.h"
25
26 namespace OHOS::FileManagement::ModuleFileIO::Test {
27 using namespace testing;
28 using namespace testing::ext;
29 using namespace std;
30
31 class FsReaderIteratorMockTest : public testing::Test {
32 public:
33 static filesystem::path tempFilePath;
34 static void SetUpTestCase(void);
35 static void TearDownTestCase(void);
36 void SetUp();
37 void TearDown();
38 static inline shared_ptr<UvfsMock> uvMock = nullptr;
39 };
40
41 filesystem::path FsReaderIteratorMockTest::tempFilePath;
42
SetUpTestCase(void)43 void FsReaderIteratorMockTest::SetUpTestCase(void)
44 {
45 GTEST_LOG_(INFO) << "SetUpTestCase";
46 tempFilePath = filesystem::temp_directory_path() / "FsReaderIteratorMockTest_test_file.txt";
47 ofstream tempfile(tempFilePath);
48 tempfile << "";
49 tempfile.close();
50 uvMock = make_shared<UvfsMock>();
51 Uvfs::ins = uvMock;
52 }
53
TearDownTestCase(void)54 void FsReaderIteratorMockTest::TearDownTestCase(void)
55 {
56 GTEST_LOG_(INFO) << "TearDownTestCase";
57 filesystem::remove(tempFilePath);
58 Uvfs::ins = nullptr;
59 uvMock = nullptr;
60 }
61
SetUp(void)62 void FsReaderIteratorMockTest::SetUp(void)
63 {
64 GTEST_LOG_(INFO) << "SetUp";
65 }
66
TearDown(void)67 void FsReaderIteratorMockTest::TearDown(void)
68 {
69 GTEST_LOG_(INFO) << "TearDown";
70 }
71
72 /**
73 * @tc.name: FsReaderIteratorMockTest_Next_001
74 * @tc.desc: Test FsReaderIterator::Next for success case
75 * @tc.size: SMALL
76 * @tc.type: FUNC
77 * @tc.level Level 1
78 */
79 HWTEST_F(FsReaderIteratorMockTest, FsReaderIteratorMockTest_Next_001, testing::ext::TestSize.Level1)
80 {
81 GTEST_LOG_(INFO) << "FsReaderIteratorMockTest-begin FsReaderIteratorMockTest_Next_001";
82
83 string path = tempFilePath.string();
84 optional<Options> option = nullopt;
85
86 EXPECT_CALL(*uvMock, uv_fs_stat(_, _, _, _)).WillOnce(Return(1));
87
88 auto result = ReadLinesCore::DoReadLines(path, option);
89 EXPECT_TRUE(result.IsSuccess());
90
91 auto iterator = result.GetData().value();
92 ASSERT_NE(iterator, nullptr);
93
94 auto nextResult = iterator->Next();
95 EXPECT_TRUE(nextResult.IsSuccess());
96 EXPECT_TRUE(nextResult.GetData().value().done);
97 EXPECT_EQ(nextResult.GetData().value().value, "");
98
99 GTEST_LOG_(INFO) << "FsReaderIteratorMockTest-end FsReaderIteratorMockTest_Next_001";
100 }
101
102 }