diff --git a/test/host_console_mock.hpp b/test/host_console_mock.hpp
new file mode 100644
index 0000000..3b71c3c
--- /dev/null
+++ b/test/host_console_mock.hpp
@@ -0,0 +1,22 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright (C) 2021 GOOGLE
+
+#pragma once
+
+#include "host_console.hpp"
+
+#include <gmock/gmock.h>
+
+class HostConsoleMock : public HostConsole
+{
+  public:
+    HostConsoleMock() : HostConsole("")
+    {}
+    MOCK_METHOD(void, connect, (), (override));
+    MOCK_METHOD(size_t, read, (char* buf, size_t sz), (const, override));
+    // Returns a fixed integer for testing.
+    virtual operator int() const override
+    {
+        return 1;
+    };
+};