jps/jps-builders/testSrc/org/jetbrains/jps/builders/BuildResult.java

/*
 * Copyright 2000-2013 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 org.jetbrains.jps.builders;

import com.intellij.openapi.util.text.StringUtil;
import com.intellij.util.Function;
import junit.framework.Assert;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.jps.incremental.MessageHandler;
import org.jetbrains.jps.incremental.messages.BuildMessage;
import org.jetbrains.jps.incremental.messages.DoneSomethingNotification;

import java.util.ArrayList;
import java.util.List;

/**
* @author nik
*/
public class BuildResult implements MessageHandler {
  private final List<BuildMessage> myErrorMessages;
  private final List<BuildMessage> myWarnMessages;
  private final List<BuildMessage> myInfoMessages;
  private boolean myUpToDate = true;

  public BuildResult() {
    myErrorMessages = new ArrayList<BuildMessage>();
    myWarnMessages = new ArrayList<BuildMessage>();
    myInfoMessages = new ArrayList<BuildMessage>();
  }

  @Override
  public void processMessage(BuildMessage msg) {
    if (msg.getKind() == BuildMessage.Kind.ERROR) {
      myErrorMessages.add(msg);
      myUpToDate = false;
    }
    else if (msg.getKind() == BuildMessage.Kind.WARNING) {
      myWarnMessages.add(msg);
    }
    else {
      myInfoMessages.add(msg);
    }
    if (msg instanceof DoneSomethingNotification) {
      myUpToDate = false;
    }
  }

  public void assertUpToDate() {
    Assert.assertTrue("Project sources weren't up to date", myUpToDate);
  }

  public void assertFailed() {
    Assert.assertFalse("Build not failed as expected", isSuccessful());
  }

  public boolean isSuccessful() {
    return myErrorMessages.isEmpty();
  }

  public void assertSuccessful() {
    final Function<BuildMessage,String> toStringFunction = StringUtil.createToStringFunction(BuildMessage.class);
    Assert.assertTrue("Build failed. \nErrors:\n" + StringUtil.join(myErrorMessages, toStringFunction, "\n") +
                      "\nInfo messages:\n" + StringUtil.join(myInfoMessages, toStringFunction, "\n"), isSuccessful());
  }

  @NotNull
  public List<BuildMessage> getMessages(@NotNull BuildMessage.Kind kind) {
    if (kind == BuildMessage.Kind.ERROR) return myErrorMessages;
    else if (kind == BuildMessage.Kind.WARNING) return myWarnMessages;
    else return myInfoMessages;
  }
}