/*
* Copyright (c) 2011 Google Inc.
*
* 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
*/
package com.google.eclipse.protobuf.model.util;
import static org.hamcrest.core.IsEqual.equalTo;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static com.google.eclipse.protobuf.junit.core.UnitTestModule.unitTestModule;
import static com.google.eclipse.protobuf.junit.core.XtextRule.overrideRuntimeModuleWith;
import org.junit.Rule;
import org.junit.Test;
import com.google.eclipse.protobuf.junit.core.XtextRule;
import com.google.eclipse.protobuf.protobuf.Message;
import com.google.eclipse.protobuf.protobuf.TypeExtension;
import com.google.inject.Inject;
/**
* Tests for <code>{@link TypeExtensions#messageFrom(TypeExtension)}</code>.
*
* @author alruiz@google.com (Alex Ruiz)
*/
public class TypeExtensions_messageFrom_Test {
@Rule public XtextRule xtext = overrideRuntimeModuleWith(unitTestModule());
@Inject private TypeExtensions typeExtensions;
// syntax = "proto2";
//
// message Person {
// optional string name = 1;
// }
//
// extend Person {}
@Test public void should_return_message_from_extension() {
TypeExtension extension = xtext.find("Person", " {}", TypeExtension.class);
Message message = typeExtensions.messageFrom(extension);
assertThat(message.getName(), equalTo("Person"));
}
@Test public void should_return_null_if_extension_is_not_referring_to_message() {
TypeExtension extension = mock(TypeExtension.class);
when(extension.getType()).thenReturn(null);
assertNull(typeExtensions.messageFrom(extension));
}
}