/*
* 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.assertThat;
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.Literal;
import com.google.inject.Inject;
/**
* Tests for <code>{@link Literals#calculateNewIndexOf(Literal)}</code>.
*
* @author alruiz@google.com (Alex Ruiz)
*/
public class Literals_calculateNewIndexOf_Test {
@Rule public XtextRule xtext = overrideRuntimeModuleWith(unitTestModule());
@Inject private Literals literals;
// syntax = "proto2";
//
// enum PhoneType {
// MOBILE = 1;
// }
@Test public void should_return_zero_for_first_and_only_literal() {
Literal mobile = xtext.find("MOBILE", Literal.class);
long index = literals.calculateNewIndexOf(mobile);
assertThat(index, equalTo(0L));
}
// syntax = "proto2";
//
// enum PhoneType {
// MOBILE = 1;
// HOME = 5;
// WORK = 9;
// }
@Test public void should_return_max_index_value_plus_one_for_new_literal() {
Literal work = xtext.find("WORK", Literal.class);
long index = literals.calculateNewIndexOf(work);
assertThat(index, equalTo(6L));
}
}