Test independence of Readers returned by ScriptInfo.getReader()

Signed-off-by: Squareys <Squareys@googlemail.com>

Author: Squareys

src/test/java/org/scijava/script/ScriptInfoTest.java

@@ -35,6 +35,7 @@
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
+import java.io.BufferedReader;
 import java.io.File;
 import java.io.IOException;
 import java.io.Reader;
@@ -124,6 +125,26 @@ public void testVersion() throws IOException {
 		FileUtils.deleteRecursively(tmpDir);
 	}
 
+	/**
+	 * Ensures the ScriptInfos Reader can be reused for multiple executions of the
+	 * script.
+	 */
+	@Test
+	public void testReaderSanity() throws Exception {
+		final String script = "" + //
+			"% @LogService log\n" + //
+			"% @OUTPUT Integer output";
+
+		ScriptInfo info = new ScriptInfo(context, "hello.bsizes", new StringReader(
+			script));
+		BufferedReader reader1 = info.getReader();
+		BufferedReader reader2 = info.getReader();
+
+		assertEquals("Readers are not independent.", reader1.read(), reader2
+			.read());
+
+	}
+
 	@Plugin(type = ScriptLanguage.class)
 	public static class BindingSizes extends AbstractScriptLanguage {