tests/integrated: Basic repo insert, delete and read test case

Integrated tests are separated from unit tests:

* ./build/unit-tests
* ./build/integrated-tests

Change-Id: I766478de6ec4b7925d4d0dd5ec44e7e667de891b
diff --git a/tests/sqlite-fixture.hpp b/tests/sqlite-fixture.hpp
index 141fdc5..82d9fe1 100644
--- a/tests/sqlite-fixture.hpp
+++ b/tests/sqlite-fixture.hpp
@@ -32,8 +32,8 @@
 {
 public:
   SqliteFixture()
+    : handle(new SqliteHandle("unittestdb"))
   {
-    handle = new SqliteHandle("unittestdb");
   }
 
   ~SqliteFixture()