IncreaseLanguageLevelFixTest.java

/*
 * Copyright 2000-2015 JetBrains s.r.o.
 *
 * 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.intellij.codeInsight.daemon.quickFix;

import com.intellij.JavaTestUtil;
import com.intellij.codeInsight.intention.IntentionAction;
import com.intellij.pom.java.LanguageLevel;
import com.intellij.psi.util.PsiUtil;
import com.intellij.testFramework.IdeaTestUtil;
import com.intellij.testFramework.builders.JavaModuleFixtureBuilder;
import com.intellij.testFramework.fixtures.JavaCodeInsightFixtureTestCase;

/**
 * @author nik
 */
public class IncreaseLanguageLevelFixTest extends JavaCodeInsightFixtureTestCase {
  @Override
  protected String getTestDataPath() {
    return JavaTestUtil.getJavaTestDataPath() + "/codeInsight/daemonCodeAnalyzer/quickFix/increaseLanguageLevel/";
  }

  @Override
  protected void tuneFixture(JavaModuleFixtureBuilder moduleBuilder) throws Exception {
    moduleBuilder.setLanguageLevel(LanguageLevel.JDK_1_6);
    moduleBuilder.addJdk(IdeaTestUtil.getMockJdk18Path().getPath());
  }

  public void testLambda() throws Exception {
    myFixture.configureByFile("Lambda.java");
    assertEquals(LanguageLevel.JDK_1_6, PsiUtil.getLanguageLevel(myFixture.getFile()));
    IntentionAction fix = myFixture.findSingleIntention("Set language level");
    myFixture.launchAction(fix);
    assertEquals(LanguageLevel.JDK_1_8, PsiUtil.getLanguageLevel(myFixture.getFile()));
  }
}