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diff --git a/fuzzylite/test/imex/RScriptExporterTest.cpp b/fuzzylite/test/imex/RScriptExporterTest.cpp
new file mode 100644
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+++ b/fuzzylite/test/imex/RScriptExporterTest.cpp
@@ -0,0 +1,103 @@
+/*
+ fuzzylite (R), a fuzzy logic control library in C++.
+ Copyright (C) 2010-2017 FuzzyLite Limited. All rights reserved.
+ Author: Juan Rada-Vilela, Ph.D. <jcrada@fuzzylite.com>
+
+ This file is part of fuzzylite.
+
+ fuzzylite is free software: you can redistribute it and/or modify it under
+ the terms of the FuzzyLite License included with the software.
+
+ You should have received a copy of the FuzzyLite License along with
+ fuzzylite. If not, see <http://www.fuzzylite.com/license/>.
+
+ fuzzylite is a registered trademark of FuzzyLite Limited.
+ */
+
+#include "test/catch.hpp"
+#include "fl/Headers.h"
+#include <fstream>
+
+namespace fl {
+
+    TEST_CASE("RExporter creates plots with a single variable", "[imex]") {
+        FL_unique_ptr<Engine> engine(Console::mamdani());
+        engine->addInputVariable(new InputVariable("Dummy", 0, 1));
+
+        std::string filename("/tmp/simple-dimmer.fld");
+        {
+            std::ofstream os(filename.c_str());
+            FldExporter().write(engine.get(), os, 1024);
+            os.close();
+        }
+
+        std::ifstream is(filename.c_str());
+        std::string dummy;
+        std::getline(is, dummy); //remove header
+
+        std::ostringstream os;
+
+        RScriptExporter().writeScriptImportingDataFrame(engine.get(), os,
+                engine->getInputVariable(0), engine->getInputVariable(1),
+                "/dummy/path/to/x.fld",
+                engine->outputVariables());
+        FL_LOG(os.str());
+    }
+
+    TEST_CASE("RExporter ") {
+        std::string fll =
+                "Engine: mam21\n"
+                "InputVariable: angle\n"
+                "  enabled: true\n"
+                "  range: -5.000 5.000\n"
+                "  lock-range: false\n"
+                "  term: small Bell -5.000 5.000 8.000\n"
+                "  term: big Bell 5.000 5.000 8.000\n"
+                "InputVariable: velocity\n"
+                "  enabled: true\n"
+                "  range: -5.000 5.000\n"
+                "  lock-range: false\n"
+                "  term: small Bell -5.000 5.000 2.000\n"
+                "  term: big Bell 5.000 5.000 2.000\n"
+                "OutputVariable: force\n"
+                "  enabled: true\n"
+                "  range: -5.000 5.000\n"
+                "  lock-range: false\n"
+                "  aggregation: Maximum\n"
+                "  defuzzifier: Centroid 200\n"
+                "  default: nan\n"
+                "  lock-previous: false\n"
+                "  term: negBig Bell -5.000 1.670 8.000\n"
+                "  term: negSmall Bell -1.670 1.670 8.000\n"
+                "  term: posSmall Bell 1.670 1.670 8.000\n"
+                "  term: posBig Bell 5.000 1.670 8.000\n"
+                "OutputVariable: force2\n"
+                "  enabled: true\n"
+                "  range: -5.000 5.000\n"
+                "  lock-range: false\n"
+                "  aggregation: Maximum\n"
+                "  defuzzifier: Centroid 200\n"
+                "  default: nan\n"
+                "  lock-previous: false\n"
+                "  term: negBig2 Bell -3.000 1.670 8.000\n"
+                "  term: negSmall2 Bell -1.000 1.670 8.000\n"
+                "  term: posSmall2 Bell 1.000 1.670 8.000\n"
+                "  term: posBig2 Bell 3.000 1.670 8.000\n"
+                "RuleBlock: \n"
+                "  enabled: true\n"
+                "  conjunction: Minimum\n"
+                "  disjunction: Maximum\n"
+                "  implication: Minimum\n"
+                "  activation: General\n"
+                "  rule: if angle is small and velocity is small then force is negBig and force2 is posBig2\n"
+                "  rule: if angle is small and velocity is big then force is negSmall and force2 is posSmall2\n"
+                "  rule: if angle is big and velocity is small then force is posSmall and force2 is negSmall2\n"
+                "  rule: if angle is big and velocity is big then force is posBig and force2 is negBig2\n";
+
+        Engine* engine = FllImporter().fromString(fll);
+        RScriptExporter().toFile("/tmp/mam22.R", engine,
+                engine->getInputVariable(0), engine->getInputVariable(1),
+                1024, FldExporter::AllVariables, engine->outputVariables());
+    }
+
+}