/*
* 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 com.google.eclipse.protobuf.junit.core.UnitTestModule.unitTestModule;
import static com.google.eclipse.protobuf.junit.core.XtextRule.overrideRuntimeModuleWith;
import static com.google.eclipse.protobuf.protobuf.ProtobufPackage.Literals.GROUP__INDEX;
import static com.google.eclipse.protobuf.protobuf.ProtobufPackage.Literals.MESSAGE_FIELD__INDEX;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import com.google.eclipse.protobuf.junit.core.XtextRule;
import com.google.eclipse.protobuf.protobuf.Group;
import com.google.eclipse.protobuf.protobuf.IndexedElement;
import com.google.eclipse.protobuf.protobuf.MessageField;
/**
* Tests for <code>{@link IndexedElements#indexFeatureOf(IndexedElement)}</code>
*
* @author alruiz@google.com (Alex Ruiz)
*/
public class IndexedElements_indexFeatureOf_Test {
@Rule public XtextRule xtext = overrideRuntimeModuleWith(unitTestModule());
private static IndexedElements indexedElements;
@BeforeClass public static void setUpOnce() {
indexedElements = new IndexedElements();
}
// syntax = "proto2";
//
// message Person {
// optional String firstName = 6;
// }
@Test public void should_return_index_feature_of_MessageField() {
MessageField field = xtext.find("firstName", MessageField.class);
EStructuralFeature expected = MESSAGE_FIELD__INDEX;
assertThat(indexedElements.indexFeatureOf(field), equalTo(expected));
}
// syntax = "proto2";
//
// message Person {
// optional group Names = 8 {}
// }
@Test public void should_return_name_of_Group() {
Group group = xtext.find("Names", Group.class);
EStructuralFeature expected = GROUP__INDEX;
assertThat(indexedElements.indexFeatureOf(group), equalTo(expected));
}
@Test public void should_return_null_if_IndexedElement_is_null() {
assertNull(indexedElements.indexFeatureOf(null));
}
}