--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/truffle/com.oracle.truffle.api.test/src/com/oracle/truffle/api/test/source/SourceSectionTest.java	Wed Jun 17 10:58:08 2015 +0200
@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package com.oracle.truffle.api.test.source;
+
+import static org.junit.Assert.*;
+
+import org.junit.*;
+
+import com.oracle.truffle.api.source.*;
+
+public class SourceSectionTest {
+
+    private final Source emptySource = Source.fromText("", null);
+
+    private final Source emptyLineSource = Source.fromText("\n", null);
+
+    private final Source shortSource = Source.fromText("01", null);
+
+    private final Source longSource = Source.fromText("01234\n67\n9\n", null);
+
+    public void emptySourceTest0() {
+        SourceSection section = emptySource.createSection("test", 0, 0);
+        assertNotNull(section);
+        assertEquals(section.getCode(), "");
+    }
+
+    @Test
+    public void emptyLineTest0() {
+        SourceSection section = emptyLineSource.createSection("test", 0, 0);
+        assertNotNull(section);
+        assertEquals(section.getCode(), "");
+        assertEquals(section.getCharIndex(), 0);
+        assertEquals(section.getCharLength(), 0);
+        assertEquals(section.getStartLine(), 1);
+        assertEquals(section.getStartColumn(), 1);
+    }
+
+    @Ignore
+    @Test
+    public void emptyLineTest0a() {
+        SourceSection section = emptyLineSource.createSection("test", 0, 0);
+        assertEquals(section.getEndLine(), 1);
+        assertEquals(section.getEndColumn(), 1);
+    }
+
+    @Test
+    public void emptyLineTest1() {
+        SourceSection section = emptyLineSource.createSection("test", 0, 1);
+        assertNotNull(section);
+        assertEquals(section.getCode(), "\n");
+        assertEquals(section.getCharIndex(), 0);
+        assertEquals(section.getCharLength(), 1);
+        assertEquals(section.getStartLine(), 1);
+        assertEquals(section.getStartColumn(), 1);
+        assertEquals(section.getEndLine(), 1);
+        assertEquals(section.getEndColumn(), 1);
+    }
+
+    @Ignore
+    @Test
+    public void emptyLineTest2() {
+        SourceSection section = emptyLineSource.createSection("test", 1, 0);
+        assertNotNull(section);
+        assertEquals(section.getCode(), "");
+        assertEquals(section.getCharIndex(), 1);
+        assertEquals(section.getCharLength(), 0);
+        assertEquals(section.getStartLine(), 1);
+        assertEquals(section.getStartColumn(), 1);
+        assertEquals(section.getEndLine(), 1);
+        assertEquals(section.getEndColumn(), 1);
+    }
+
+    @Test
+    public void emptySectionTest2() {
+        SourceSection section = shortSource.createSection("test", 0, 0);
+        assertNotNull(section);
+        assertEquals(section.getCode(), "");
+    }
+
+    @Test
+    public void emptySectionTest3() {
+        SourceSection section = longSource.createSection("test", 0, 0);
+        assertNotNull(section);
+        assertEquals(section.getCode(), "");
+    }
+
+}