Don't include unit test sources in code coverage (RIPD-1132):

Most files containing unit test code are moved to
src/test. JTx and the test client code are not yet moved.

src/test/json/Output_test.cpp

@@ -0,0 +1,64 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#include <BeastConfig.h>
+#include <ripple/json/json_reader.h>
+#include <ripple/json/json_writer.h>
+#include <ripple/rpc/tests/TestOutputSuite.test.h>
+
+namespace Json {
+
+struct Output_test : ripple::RPC::TestOutputSuite
+{
+    void runTest (std::string const& name, std::string const& valueDesc)
+    {
+        setup (name);
+        Json::Value value;
+        BEAST_EXPECT(Json::Reader().parse (valueDesc, value));
+        auto out = stringOutput (output_);
+        outputJson (value, out);
+
+        // Compare with the original version.
+        auto expected = Json::FastWriter().write (value);
+        expectResult (expected);
+        expectResult (valueDesc);
+        expectResult (jsonAsString (value));
+    }
+
+    void runTest (std::string const& name)
+    {
+        runTest (name, name);
+    }
+
+    void run () override
+    {
+        runTest ("empty dict", "{}");
+        runTest ("empty array", "[]");
+        runTest ("array", "[23,4.25,true,null,\"string\"]");
+        runTest ("dict", "{\"hello\":\"world\"}");
+        runTest ("array dict", "[{}]");
+        runTest ("array array", "[[]]");
+        runTest ("more complex",
+                 "{\"array\":[{\"12\":23},{},null,false,0.5]}");
+    }
+};
+
+BEAST_DEFINE_TESTSUITE(Output, ripple_basics, ripple);
+
+} // Json