1 files changed, 43 insertions, 0 deletions
diff --git a/test_utils/test_utils.h b/test_utils/test_utils.h
new file mode 100644
index 00000000..6edcbcef
--- /dev/null
+++ b/test_utils/test_utils.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <string>
+#include <vector>
+
+#include <android-base/file.h>
+#include <android-base/unique_fd.h>
+
+namespace test_utils {
+
+// Reads raw data from |fd| until it closes or errors.
+std::string ReadRaw(android::base::borrowed_fd fd);
+
+// / Reads shell protocol data from |fd| until it closes or errors. Fills
+// |stdout| and |stderr| with their respective data, and returns the exit code
+// read from the protocol or -1 if an exit code packet was not received.
+int ReadShellProtocol(android::base::borrowed_fd fd, std::string* std_out, std::string* std_err);
+
+// Checks if each line in |lines| exists in the same order in |output|. Blank
+// lines in |output| are ignored for simplicity.
+bool ExpectLinesEqual(const std::string& output, const std::vector<std::string>& lines);
+
+// Allows the device to allocate a port, which is returned to the caller.
+// Also returns the associated fd.
+int GetUnassignedPort(android::base::unique_fd& fd);
+
+}  // namespace test_utils