Add a unit test for #168

terminal/src/test/java/org/jline/terminal/impl/AbstractWindowsTerminalTest.java

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2002-2016, the original author or authors.
+ *
+ * This software is distributable under the BSD license. See the terms of the
+ * BSD license in the documentation provided with this software.
+ *
+ * http://www.opensource.org/licenses/bsd-license.php
+ */
+package org.jline.terminal.impl;
+
+import org.jline.terminal.Size;
+import org.jline.terminal.Terminal;
+import org.jline.utils.AnsiWriter;
+import org.junit.Test;
+
+import java.io.BufferedOutputStream;
+import java.io.BufferedWriter;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.StringWriter;
+
+import static org.junit.Assert.assertEquals;
+
+public class AbstractWindowsTerminalTest {
+
+    @Test
+    public void testWriterBuffering() throws Exception {
+        StringWriter sw = new StringWriter();
+        Terminal terminal = new AbstractWindowsTerminal(new AnsiWriter(new BufferedWriter(sw)), "name", 0,
+                false, Terminal.SignalHandler.SIG_DFL) {
+            @Override
+            protected int getConsoleOutputCP() {
+                return 0;
+            }
+            @Override
+            protected int getConsoleMode() {
+                return 0;
+            }
+            @Override
+            protected void setConsoleMode(int mode) {
+            }
+            @Override
+            protected String readConsoleInput() throws IOException {
+                return "";
+            }
+            @Override
+            public Size getSize() {
+                return new Size(80, 25);
+            }
+        };
+        terminal.output().write("This is a char.\n".getBytes());
+        assertEquals("This is a char.\n", sw.toString());
+        terminal.writer().print("This is a string.\n");
+        assertEquals("This is a char.\n", sw.toString());
+        terminal.writer().flush();
+        assertEquals("This is a char.\nThis is a string.\n", sw.toString());
+    }
+
+}