plugins/junit/src/com/intellij/execution/junit/AddToTestsPatternAction.java

/*
 * Copyright 2000-2010 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.
 */

/*
 * User: anna
 * Date: 15-Jun-2010
 */
package com.intellij.execution.junit;

import com.intellij.execution.RunManager;
import com.intellij.execution.configurations.RunConfiguration;
import com.intellij.openapi.actionSystem.*;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.popup.JBPopupFactory;
import com.intellij.openapi.ui.popup.PopupStep;
import com.intellij.openapi.ui.popup.util.BaseListPopupStep;
import com.intellij.psi.PsiElement;
import org.jetbrains.annotations.NotNull;

import javax.swing.*;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;

public class AddToTestsPatternAction extends AnAction {
  @Override
  public void actionPerformed(AnActionEvent e) {
    final DataContext dataContext = e.getDataContext();
    final PsiElement[] psiElements = LangDataKeys.PSI_ELEMENT_ARRAY.getData(dataContext);
    final Set<PsiElement> classes = PatternConfigurationProducer.collectTestMembers(psiElements, true);

    final Project project = CommonDataKeys.PROJECT.getData(dataContext);
    final List<JUnitConfiguration> patternConfigurations = collectPatternConfigurations(classes, project);
    if (patternConfigurations.size() == 1) {
      final JUnitConfiguration configuration = patternConfigurations.get(0);
      for (PsiElement aClass : classes) {
        configuration.getPersistentData().getPatterns().add(PatternConfigurationProducer.getQName(aClass));
      }
    } else {
      JBPopupFactory.getInstance().createListPopup(new BaseListPopupStep<JUnitConfiguration>("Choose suite to add", patternConfigurations) {
        @Override
        public PopupStep onChosen(JUnitConfiguration configuration, boolean finalChoice) {
          for (PsiElement aClass : classes) {
            configuration.getPersistentData().getPatterns().add(PatternConfigurationProducer.getQName(aClass));
          }
          return FINAL_CHOICE;
        }

        @Override
        public Icon getIconFor(JUnitConfiguration configuration) {
          return configuration.getIcon();
        }

        @NotNull
        @Override
        public String getTextFor(JUnitConfiguration value) {
          return value.getName();
        }
      }).showInBestPositionFor(dataContext);
    }
  }

  @Override
  public void update(AnActionEvent e) {
    final Presentation presentation = e.getPresentation();
    presentation.setVisible(false);
    final DataContext dataContext = e.getDataContext();
    final PsiElement[] psiElements = LangDataKeys.PSI_ELEMENT_ARRAY.getData(dataContext);
    if (psiElements != null) {
      final Set<PsiElement> foundMembers = PatternConfigurationProducer.collectTestMembers(psiElements, true);
      if (foundMembers.isEmpty()) return;
      final Project project = CommonDataKeys.PROJECT.getData(dataContext);
      if (project != null) {
        final List<JUnitConfiguration> foundConfigurations = collectPatternConfigurations(foundMembers, project);
        if (!foundConfigurations.isEmpty()) {
          presentation.setVisible(true);
          if (foundConfigurations.size() == 1) {
            presentation.setText("Add to temp suite: " + foundConfigurations.get(0).getName());
          }
        }
      }
    }
  }

  private static List<JUnitConfiguration> collectPatternConfigurations(Set<PsiElement> foundClasses, Project project) {
    final List<RunConfiguration> configurations = RunManager.getInstance(project).getConfigurationsList(
      JUnitConfigurationType.getInstance());
    final List<JUnitConfiguration> foundConfigurations = new ArrayList<JUnitConfiguration>();
    for (RunConfiguration configuration : configurations) {
      final JUnitConfiguration.Data data = ((JUnitConfiguration)configuration).getPersistentData();
      if (data.TEST_OBJECT == JUnitConfiguration.TEST_PATTERN) {
        if (foundClasses.size() > 1 || !data.getPatterns().contains(PatternConfigurationProducer.getQName(foundClasses.iterator().next())) ) {
          foundConfigurations.add((JUnitConfiguration)configuration);
        }
      }
    }
    return foundConfigurations;
  }

}