1 // Copyright 2014 The Chromium Authors
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "base/test/gtest_util.h"
6
7 #include <stddef.h>
8
9 #include <memory>
10
11 #include "base/files/file_path.h"
12 #include "base/json/json_file_value_serializer.h"
13 #include "base/strings/string_util.h"
14 #include "base/test/values_test_util.h"
15 #include "base/values.h"
16 #include "testing/gtest/include/gtest/gtest.h"
17
18 namespace base {
19
20 TestIdentifier::TestIdentifier() = default;
21
22 TestIdentifier::TestIdentifier(const TestIdentifier& other) = default;
23
24 TestIdentifier& TestIdentifier::operator=(const TestIdentifier& other) =
25 default;
26
FormatFullTestName(const std::string & test_case_name,const std::string & test_name)27 std::string FormatFullTestName(const std::string& test_case_name,
28 const std::string& test_name) {
29 return test_case_name + "." + test_name;
30 }
31
TestNameWithoutDisabledPrefix(const std::string & full_test_name)32 std::string TestNameWithoutDisabledPrefix(const std::string& full_test_name) {
33 std::string test_name_no_disabled(full_test_name);
34 ReplaceSubstringsAfterOffset(&test_name_no_disabled, 0, "DISABLED_", "");
35 return test_name_no_disabled;
36 }
37
GetCompiledInTests()38 std::vector<TestIdentifier> GetCompiledInTests() {
39 testing::UnitTest* const unit_test = testing::UnitTest::GetInstance();
40
41 std::vector<TestIdentifier> tests;
42 for (int i = 0; i < unit_test->total_test_suite_count(); ++i) {
43 const testing::TestSuite* test_suite = unit_test->GetTestSuite(i);
44 for (int j = 0; j < test_suite->total_test_count(); ++j) {
45 const testing::TestInfo* test_info = test_suite->GetTestInfo(j);
46 TestIdentifier test_data;
47 test_data.test_case_name = test_suite->name();
48 test_data.test_name = test_info->name();
49 test_data.file = test_info->file();
50 test_data.line = test_info->line();
51 tests.push_back(test_data);
52 }
53 }
54 return tests;
55 }
56
WriteCompiledInTestsToFile(const FilePath & path)57 bool WriteCompiledInTestsToFile(const FilePath& path) {
58 std::vector<TestIdentifier> tests(GetCompiledInTests());
59
60 Value::List storage;
61 for (const TestIdentifier& i : tests) {
62 Value::Dict test_info;
63 test_info.Set("test_case_name", i.test_case_name);
64 test_info.Set("test_name", i.test_name);
65 test_info.Set("file", i.file);
66 test_info.Set("line", i.line);
67 storage.Append(std::move(test_info));
68 }
69
70 return base::test::WriteJsonFile(path, storage).has_value();
71 }
72
ReadTestNamesFromFile(const FilePath & path,std::vector<TestIdentifier> * output)73 bool ReadTestNamesFromFile(const FilePath& path,
74 std::vector<TestIdentifier>* output) {
75 JSONFileValueDeserializer deserializer(path);
76 int error_code = 0;
77 std::string error_message;
78 std::unique_ptr<Value> value =
79 deserializer.Deserialize(&error_code, &error_message);
80 if (!value.get())
81 return false;
82
83 if (!value->is_list())
84 return false;
85
86 std::vector<TestIdentifier> result;
87 for (const Value& item : value->GetList()) {
88 if (!item.is_dict())
89 return false;
90
91 const Value::Dict& dict = item.GetDict();
92 const std::string* test_case_name = dict.FindString("test_case_name");
93 if (!test_case_name || !IsStringASCII(*test_case_name))
94 return false;
95
96 const std::string* test_name = dict.FindString("test_name");
97 if (!test_name || !IsStringASCII(*test_name))
98 return false;
99
100 const std::string* file = dict.FindString("file");
101 if (!file || !IsStringASCII(*file))
102 return false;
103
104 std::optional<int> line = dict.FindInt("line");
105 if (!line.has_value())
106 return false;
107
108 TestIdentifier test_data;
109 test_data.test_case_name = *test_case_name;
110 test_data.test_name = *test_name;
111 test_data.file = *file;
112 test_data.line = *line;
113 result.push_back(test_data);
114 }
115
116 output->swap(result);
117 return true;
118 }
119
120 } // namespace base
121