javatests/com/google/turbine/parse/ParserTest.java

/*
 * Copyright 2016 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.google.turbine.parse;

import static com.google.common.truth.Truth.assertThat;

import com.google.common.base.Joiner;
import com.google.common.collect.Iterables;
import com.google.turbine.tree.Tree;
import com.google.turbine.tree.TurbineModifier;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

@RunWith(JUnit4.class)
public class ParserTest {

  // regression test: only enum constants with bodies should have ENUM_IMPL set
  @Test
  public void enumConstantDeclaration() {
    String[] input = {
      "enum E {", //
      "  ONE {",
      "    public void f() {}",
      "  },",
      "  TWO;",
      "}",
    };
    Tree.CompUnit unit = Parser.parse(Joiner.on('\n').join(input));
    Tree.TyDecl decl = Iterables.getOnlyElement(unit.decls());
    assertThat(((Tree.VarDecl) decl.members().get(0)).mods())
        .containsExactly(
            TurbineModifier.PUBLIC,
            TurbineModifier.STATIC,
            TurbineModifier.ACC_ENUM,
            TurbineModifier.FINAL,
            TurbineModifier.ENUM_IMPL);
    assertThat(((Tree.VarDecl) decl.members().get(1)).mods())
        .containsExactly(
            TurbineModifier.PUBLIC,
            TurbineModifier.STATIC,
            TurbineModifier.ACC_ENUM,
            TurbineModifier.FINAL);
  }
}