From b4b5c987a65371b5be4e60f119ec0efc8fc56294 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beat=20K=C3=BCng?= <beat-kueng@gmx.net>
Date: Fri, 17 Feb 2017 10:12:08 +0100
Subject: [PATCH] unittests: add setup code to call param_init()

---
 unittests/CMakeLists.txt |  2 +-
 unittests/setup.cpp      | 23 +++++++++++++++++++++++
 2 files changed, 24 insertions(+), 1 deletion(-)
 create mode 100644 unittests/setup.cpp

diff --git a/unittests/CMakeLists.txt b/unittests/CMakeLists.txt
index 2c76e6f2d3..6572ee80d6 100644
--- a/unittests/CMakeLists.txt
+++ b/unittests/CMakeLists.txt
@@ -105,7 +105,7 @@ endfunction()
 #    add_gtest(example_test)
 
 # param_test
-add_executable(param_test param_test.cpp uorb_stub.cpp
+add_executable(param_test setup.cpp param_test.cpp uorb_stub.cpp
 						${PX4_SRC}/modules/systemlib/bson/tinybson.c
 						${PX4_SRC}/modules/systemlib/param/param.c)
 target_link_libraries(param_test ${PX4_PLATFORM})
diff --git a/unittests/setup.cpp b/unittests/setup.cpp
new file mode 100644
index 0000000000..34038ffc41
--- /dev/null
+++ b/unittests/setup.cpp
@@ -0,0 +1,23 @@
+#include <systemlib/param/param.h>
+
+#include "gtest/gtest.h"
+
+
+class TestEnvironment: public ::testing::Environment {
+public:
+	/**
+	 * Testing setup: this is called before the actual tests are executed.
+	 */
+	virtual void SetUp()
+	{
+		param_init();
+	}
+};
+
+int main(int argc, char* argv[])
+{
+	::testing::InitGoogleTest(&argc, argv);
+	// gtest takes ownership of the TestEnvironment ptr - we don't delete it.
+	::testing::AddGlobalTestEnvironment(new TestEnvironment);
+	return RUN_ALL_TESTS();
+}