Remote Tests: Ensure writable build root exists

2 files changed, 20 insertions, 0 deletions

diff --git a/test/utils/TARGETS b/test/utils/TARGETS
index 7c57b8c1..92b086d2 100644
--- a/test/utils/TARGETS
+++ b/test/utils/TARGETS
@@ -53,6 +53,8 @@
   , "deps":
     [ ["@", "catch2", "", "catch2"]
     , ["src/buildtool/execution_api/remote", "config"]
+    , ["src/buildtool/storage", "storage"]
+    , ["src/buildtool/file_system", "file_system_manager"]
     , ["src/buildtool/compatibility", "compatibility"]
     , "log_config"
     , "test_env"
diff --git a/test/utils/remote_execution/main-remote-execution.cpp b/test/utils/remote_execution/main-remote-execution.cpp
index 188d3eea..703de7f4 100644
--- a/test/utils/remote_execution/main-remote-execution.cpp
+++ b/test/utils/remote_execution/main-remote-execution.cpp
@@ -22,6 +22,8 @@
 #include "catch2/catch.hpp"
 #include "src/buildtool/compatibility/compatibility.hpp"
 #include "src/buildtool/execution_api/remote/config.hpp"
+#include "src/buildtool/file_system/file_system_manager.hpp"
+#include "src/buildtool/storage/storage.hpp"
 #include "test/utils/logging/log_config.hpp"
 #include "test/utils/test_env.hpp"
 
@@ -58,11 +60,27 @@ void wait_for_grpc_to_shutdown() {
     return static_cast<bool>(RemoteExecutionConfig::RemoteAddress());
 }
 
+[[nodiscard]] auto ConfigureBuildRoot() -> bool {
+    auto cache_dir = FileSystemManager::GetCurrentDirectory() / "cache";
+    if (not FileSystemManager::CreateDirectoryExclusive(cache_dir) or
+        not StorageConfig::SetBuildRoot(cache_dir)) {
+        return false;
+    }
+    // After the build root has been changed, the file roots of the
+    // static storage instances need to be updated.
+    Storage::Reinitialize();
+    return true;
+}
+
 }  // namespace
 
 auto main(int argc, char* argv[]) -> int {
     ConfigureLogging();
 
+    if (not ConfigureBuildRoot()) {
+        return EXIT_FAILURE;
+    }
+
     if (not ConfigureRemoteExecution()) {
         return EXIT_FAILURE;
     }