add .clang-format

Change-Id: I6627b5569c2e0f730be7331403218b823a2c622f
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/test/readinterface_mock.hpp b/test/readinterface_mock.hpp
index b8ab5ac..1d2c82d 100644
--- a/test/readinterface_mock.hpp
+++ b/test/readinterface_mock.hpp
@@ -6,8 +6,8 @@
 
 class ReadInterfaceMock : public ReadInterface
 {
-    public:
-        virtual ~ReadInterfaceMock() = default;
+  public:
+    virtual ~ReadInterfaceMock() = default;
 
-        MOCK_METHOD0(read, ReadReturn());
+    MOCK_METHOD0(read, ReadReturn());
 };