| /* |
| * 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 com.google.eclipse.protobuf.junit.core.UnitTestModule.unitTestModule; |
| import static com.google.eclipse.protobuf.junit.core.XtextRule.overrideRuntimeModuleWith; |
| import static org.hamcrest.core.IsEqual.equalTo; |
| import static org.junit.Assert.assertThat; |
| |
| import org.junit.*; |
| |
| import com.google.eclipse.protobuf.junit.core.XtextRule; |
| import com.google.eclipse.protobuf.model.util.Literals; |
| 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)); |
| } |
| } |