1 files changed, 39 insertions, 0 deletions
diff --git a/test/utils/hermeticity/local.hpp b/test/utils/hermeticity/local.hpp
new file mode 100644
index 00000000..5e844b50
--- /dev/null
+++ b/test/utils/hermeticity/local.hpp
@@ -0,0 +1,39 @@
+#ifndef INCLUDED_SRC_TEST_UTILS_HERMETICITY_LOCAL_HPP
+#define INCLUDED_SRC_TEST_UTILS_HERMETICITY_LOCAL_HPP
+
+#include "src/buildtool/common/statistics.hpp"
+#include "src/buildtool/execution_api/local/config.hpp"
+#include "src/buildtool/file_system/file_system_manager.hpp"
+#include "src/buildtool/logging/logger.hpp"
+
+class HermeticLocalTestFixture {
+  public:
+    HermeticLocalTestFixture() noexcept {
+        Statistics::Instance().Reset();
+        CreateAndSetCleanDiskCache(id_++);
+    }
+
+  private:
+    static inline int id_{};
+
+    static void CreateAndSetCleanDiskCache(int case_id) {
+        auto test_dir = FileSystemManager::GetCurrentDirectory();
+        auto case_dir = test_dir / "tmp" / ("case_" + std::to_string(case_id));
+
+        if (FileSystemManager::RemoveDirectory(case_dir, true) and
+            FileSystemManager::CreateDirectoryExclusive(case_dir) and
+            LocalExecutionConfig::SetBuildRoot(case_dir)) {
+            Logger::Log(LogLevel::Debug,
+                        "created test-local cache dir {}",
+                        case_dir.string());
+        }
+        else {
+            Logger::Log(LogLevel::Error,
+                        "failed to create a test-local cache dir {}",
+                        case_dir.string());
+            std::exit(EXIT_FAILURE);
+        }
+    }
+};
+
+#endif  // INCLUDED_SRC_TEST_UTILS_HERMETICITY_LOCAL_HPP