Bug 486903 - [Templates] Allow specifying a default value in case theI20160209-0800

word_selection is empty

Change-Id: I5a5c2e77f65aa45474362838aa71fc351779dcd7
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>

2 files changed, 83 insertions, 3 deletions

diff --git a/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplateVariablesWordSelectionTest.java b/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplateVariablesWordSelectionTest.java
new file mode 100644
index 00000000000..040683c6539
--- /dev/null
+++ b/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplateVariablesWordSelectionTest.java
@@ -0,0 +1,79 @@
+/*******************************************************************************
+ * Copyright (c) 2016 vogella GmbH 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:
+ *     Lars Vogel <Lars.Vogel@vogella.com> - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.text.tests.templates;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import org.eclipse.jface.text.Document;
+import org.eclipse.jface.text.templates.DocumentTemplateContext;
+import org.eclipse.jface.text.templates.GlobalTemplateVariables;
+import org.eclipse.jface.text.templates.TemplateBuffer;
+import org.eclipse.jface.text.templates.TemplateContextType;
+import org.eclipse.jface.text.templates.TemplateTranslator;
+import org.eclipse.jface.text.templates.TemplateVariable;
+
+public class TemplateVariablesWordSelectionTest  {
+
+	private TemplateTranslator fTranslator;
+
+	private DocumentTemplateContext fContext;
+
+	private TemplateContextType fType;
+
+	@Before
+	public void setUp()  {
+		fTranslator= new TemplateTranslator();
+
+		fType= new TemplateContextType();
+		fType.addResolver(new GlobalTemplateVariables.WordSelection());
+
+		fContext= new DocumentTemplateContext(fType, new Document(), 0, 0);
+	}
+
+	@Test
+	public void testWithoutParameter() throws Exception {
+		TemplateBuffer buffer= fTranslator.translate("Selected word is ${word_selection}!");
+		fType.resolve(buffer, fContext);
+
+		StringBuffer expected= new StringBuffer();
+		expected.append("Selected word is !");
+		assertBufferStringAndVariables(expected.toString(), buffer);
+	}
+
+	@Test
+	public void testWithParameter() throws Exception {
+		TemplateBuffer buffer= fTranslator.translate("No selection results in the ${w:word_selection('default')} text.");
+		fType.resolve(buffer, fContext);
+
+		StringBuffer expected= new StringBuffer();
+		expected.append("No selection results in the default text.");
+		assertBufferStringAndVariables(expected.toString(), buffer);
+	}
+
+	/**
+	 * Ensures that {@link TemplateBuffer#getString()} equals the expected String and that all
+	 * {@link TemplateBuffer#getVariables()} are resolved and unambiguous.
+	 *
+	 * @param expected expected result
+	 * @param buffer the template buffer
+	 */
+	private static void assertBufferStringAndVariables(String expected, TemplateBuffer buffer) {
+		assertEquals(expected, buffer.getString());
+		for (TemplateVariable v : buffer.getVariables()) {
+			assertTrue(v.isResolved());
+			assertTrue(v.isUnambiguous());
+		}
+	}
+}
diff --git a/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplatesTestSuite.java b/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplatesTestSuite.java
index 5160075d68b..422bf62be70 100755
--- a/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplatesTestSuite.java
+++ b/org.eclipse.text.tests/src/org/eclipse/text/tests/templates/TemplatesTestSuite.java
@@ -8,7 +8,7 @@
  * Contributors:
  *     IBM Corporation - initial API and implementation
  *     Jeremie Bresson <jbr@bsiag.com> - Allow to specify format for date variable - https://bugs.eclipse.org/75981
- *     Lars Vogel <Lars.Vogel@vogella.com> - Bug 486889
+ *     Lars Vogel <Lars.Vogel@vogella.com> - Bug 486889, 486903
  *******************************************************************************/
 
 package org.eclipse.text.tests.templates;
@@ -22,8 +22,9 @@ import org.junit.runners.Suite.SuiteClasses;
  *
  */
 @RunWith(Suite.class)
-@SuiteClasses({ 
-	TemplateTranslatorTest.class, 
+@SuiteClasses({
+	TemplateTranslatorTest.class,
+	TemplateVariablesWordSelectionTest.class,
 	GlobalTemplateVariablesDateTest.class})
 public class TemplatesTestSuite {
 	// intentionally empty