diff --git a/tests/test.cpp b/tests/test.cpp
new file mode 100644
--- /dev/null
+++ b/tests/test.cpp
@@ -0,0 +1,49 @@
+/*
+  Copyright © 2017 Hasan Yavuz Özderya
+
+  This file is part of serialplot.
+
+  serialplot is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  serialplot is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with serialplot.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#define CATCH_CONFIG_MAIN  // This tells Catch to provide a main() - only do this in one cpp file
+#include "catch.hpp"
+
+#include "samplepack.h"
+
+TEST_CASE("samplepack with no X", "[memory]")
+{
+    SamplePack pack(100, 3, false);
+
+    REQUIRE_FALSE(pack.hasX());
+    REQUIRE(pack.numChannels() == 3);
+    REQUIRE(pack.numSamples() == 100);
+
+    double* chan0 = pack.data(0);
+    double* chan1 = pack.data(1);
+    double* chan2 = pack.data(2);
+
+    REQUIRE(chan0 == chan1 - 100);
+    REQUIRE(chan1 == chan2 - 100);
+}
+
+TEST_CASE("samplepack with X", "[memory]")
+{
+    SamplePack pack(100, 3, true);
+
+    REQUIRE(pack.hasX());
+    REQUIRE(pack.numChannels() == 3);
+    REQUIRE(pack.numSamples() == 100);
+    REQUIRE(pack.xData() != nullptr);
+}