UnusedSymbolLocalTest.java

/*
 * Copyright 2000-2014 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;

import com.intellij.codeInsight.daemon.impl.HighlightInfo;
import com.intellij.codeInspection.deadCode.UnusedDeclarationInspection;
import com.intellij.lang.annotation.HighlightSeverity;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.openapi.editor.Document;
import com.intellij.psi.PsiDocumentManager;

import java.util.Collection;

public class UnusedSymbolLocalTest extends DaemonAnalyzerTestCase {
  private static final String BASE_PATH = "/codeInsight/daemonCodeAnalyzer/unusedDecls";

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    enableInspectionTool(new UnusedDeclarationInspection());
  }

  public void testInnerClass() throws Exception { doTest(); }
  public void testInnerUsesSelf() throws Exception { doTest(); }
  public void testLocalClass() throws Exception { doTest(); }
  public void testPrivateConstructor() throws Exception { doTest(); }

  //@Bombed(day = 5, month = Calendar.SEPTEMBER, user = "anet")
  //public void testInjectedAnno() throws Exception { doTest(); }

  public void testChangeInsideCodeBlock() throws Exception {
    doTest();
    final Document document = myEditor.getDocument();
    Collection<HighlightInfo> collection = doHighlighting(HighlightSeverity.WARNING);
    assertEquals(0, collection.size());

    final int offset = myEditor.getCaretModel().getOffset();
    WriteCommandAction.runWriteCommandAction(null, () -> document.insertString(offset, "//"));

    PsiDocumentManager.getInstance(getProject()).commitDocument(document);

    Collection<HighlightInfo> infos = doHighlighting(HighlightSeverity.WARNING);
    assertEquals(1, infos.size());
  }

  private void doTest() throws Exception {
    doTest(BASE_PATH + "/" + getTestName(false) + ".java", true, false);
  }
}