xref: /aosp_15_r20/external/grpc-grpc/test/core/gprpp/directory_reader_test.cc (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1 //
2 // Copyright 2023 gRPC authors.
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //     http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #include "src/core/lib/gprpp/directory_reader.h"
18 
19 #include <string>
20 #include <vector>
21 
22 #include "absl/strings/string_view.h"
23 #include "gmock/gmock.h"
24 #include "gtest/gtest.h"
25 
26 #include "test/core/util/test_config.h"
27 
28 static constexpr absl::string_view kCrlDirectory =
29     "test/core/tsi/test_creds/crl_data/crls/";
30 
31 namespace grpc_core {
32 namespace testing {
33 namespace {
34 
TEST(DirectoryReader,CanListFiles)35 TEST(DirectoryReader, CanListFiles) {
36   auto reader = MakeDirectoryReader(kCrlDirectory);
37   std::vector<std::string> contents;
38   absl::Status status = reader->ForEach([&](absl::string_view filename) {
39     contents.push_back(std::string(filename));
40   });
41   ASSERT_TRUE(status.ok()) << status;
42   // IsSupersetOf() is needed instead of UnorderedElementsAre() because some
43   // builds/OS combinations will include the BUILD file in this directory when
44   // the tests are run
45   EXPECT_THAT(contents,
46               ::testing::IsSupersetOf({"ab06acdd.r0", "b9322cac.r0",
47                                        "current.crl", "intermediate.crl"}));
48 }
49 
TEST(DirectoryReader,NonexistentDirectory)50 TEST(DirectoryReader, NonexistentDirectory) {
51   auto reader = MakeDirectoryReader("DOES_NOT_EXIST");
52   absl::Status status = reader->ForEach([](absl::string_view) {});
53   ASSERT_FALSE(status.ok()) << status;
54 }
55 
56 }  // namespace
57 }  // namespace testing
58 }  // namespace grpc_core
59 
main(int argc,char ** argv)60 int main(int argc, char** argv) {
61   grpc::testing::TestEnvironment env(&argc, argv);
62   ::testing::InitGoogleTest(&argc, argv);
63   return RUN_ALL_TESTS();
64 }
65