1 files changed, 60 insertions, 0 deletions

diff --git a/org.eclipse.debug.tests/src/org/eclipse/debug/tests/console/ConsoleTests.java b/org.eclipse.debug.tests/src/org/eclipse/debug/tests/console/ConsoleTests.java
new file mode 100644
index 000000000..3939c4d3a
--- /dev/null
+++ b/org.eclipse.debug.tests/src/org/eclipse/debug/tests/console/ConsoleTests.java
@@ -0,0 +1,60 @@
+/*******************************************************************************
+ * Copyright (c) 2017 Andreas Loth and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     Andreas Loth - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.debug.tests.console;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.ui.console.IConsoleConstants;
+import org.eclipse.ui.console.IOConsoleOutputStream;
+import org.eclipse.ui.console.MessageConsole;
+
+import junit.framework.TestCase;
+
+
+public class ConsoleTests extends TestCase {
+
+	public ConsoleTests() {
+		super("ConsoleTests"); //$NON-NLS-1$
+	}
+
+	public ConsoleTests(String name) {
+		super(name);
+	}
+
+	public void testConsoleOutputStreamEncoding() throws IOException, InterruptedException {
+		String testString = "abc\u00e4\u00f6\u00fcdef"; //$NON-NLS-1$
+		// abcdef need 1 byte in UTF-8 each
+		// äöü (\u00e4\u00f6\u00fc) need 2 bytes each
+		byte[] testStringBuffer = testString.getBytes(StandardCharsets.UTF_8);
+		TestCase.assertEquals("Test string \"" + testString + "\" should consist of 12 UTF-8 bytes", 12, testStringBuffer.length); //$NON-NLS-1$ //$NON-NLS-2$
+		MessageConsole console = new MessageConsole("Test Console", //$NON-NLS-1$
+				IConsoleConstants.MESSAGE_CONSOLE_TYPE, null, StandardCharsets.UTF_8.name(), true);
+		IDocument document = console.getDocument();
+		TestHelper.waitForJobs();
+		TestCase.assertEquals("Document should be empty", "", document.get()); //$NON-NLS-1$ //$NON-NLS-2$
+		try (IOConsoleOutputStream outStream = console.newOutputStream()) {
+			outStream.write(testStringBuffer, 0, 6);
+			// half of ö (\u00f6) is written so we don't expect this char in
+			// output but all previous chars can be decoded
+			TestHelper.waitForJobs();
+			TestCase.assertEquals("First 4 chars should be written", testString.substring(0, 4), document.get()); //$NON-NLS-1$
+			outStream.write(testStringBuffer, 6, 6);
+			// all remaining bytes are written so we expect the whole string
+			// including the ö (\u00f6) which was at buffer boundary
+			TestHelper.waitForJobs();
+			TestCase.assertEquals("whole test string should be written", testString, document.get()); //$NON-NLS-1$
+		}
+	}
+
+}