xref: /aosp_15_r20/external/tink/cc/internal/test_file_util_bazel.cc (revision e7b1675dde1b92d52ec075b0a92829627f2c52a5)
1 // Copyright 2021 Google LLC
2 //
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 
17 #include "tink/internal/test_file_util.h"
18 
19 #include <iostream>
20 #include <string>
21 
22 #include "absl/strings/str_cat.h"
23 #include "absl/strings/string_view.h"
24 #include "tools/cpp/runfiles/runfiles.h"
25 
26 namespace crypto {
27 namespace tink {
28 namespace internal {
29 
30 using ::bazel::tools::cpp::runfiles::Runfiles;
31 
RunfilesPath(absl::string_view path)32 std::string RunfilesPath(absl::string_view path) {
33   std::string error;
34   std::unique_ptr<Runfiles> runfiles(Runfiles::CreateForTest(&error));
35   if (runfiles == nullptr) {
36     std::clog << "Unable to determine runfile path: " << error;
37     exit(1);
38   }
39 
40   const char* workspace_dir = getenv("TEST_WORKSPACE");
41   if (workspace_dir == nullptr || workspace_dir[0] == '\0') {
42     std::clog << "Unable to determine workspace name." << std::endl;
43     exit(1);
44   }
45 
46   return runfiles->Rlocation(absl::StrCat(workspace_dir, "/", path));
47 }
48 
49 }  // namespace internal
50 }  // namespace tink
51 }  // namespace crypto
52