/*
 * Copyright 2000-2009 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.idea.devkit.codeInsight;

import com.intellij.codeInsight.TargetElementUtilBase;
import com.intellij.codeInspection.internal.InternalInspectionToolsProvider;
import com.intellij.openapi.application.PluginPathManager;
import com.intellij.openapi.application.Result;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.psi.ElementDescriptionUtil;
import com.intellij.psi.PsiElement;
import com.intellij.testFramework.PsiTestUtil;
import com.intellij.testFramework.fixtures.IdeaTestFixtureFactory;
import com.intellij.testFramework.fixtures.JavaCodeInsightFixtureTestCase;
import com.intellij.testFramework.fixtures.TempDirTestFixture;
import com.intellij.usageView.UsageViewNodeTextLocation;
import com.intellij.usageView.UsageViewTypeLocation;
import com.intellij.util.ArrayUtil;
import com.intellij.util.xml.DeprecatedClassUsageInspection;
import org.jetbrains.idea.devkit.inspections.*;

import java.io.IOException;

/**
 * @author peter
 */
public class PluginXmlFunctionalTest extends JavaCodeInsightFixtureTestCase {
  private TempDirTestFixture myTempDirFixture;

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    myTempDirFixture = IdeaTestFixtureFactory.getFixtureFactory().createTempDirTestFixture();
    myFixture.enableInspections(getInspectionClasses());
  }

  @Override
  protected String getBasePath() {
    return PluginPathManager.getPluginHomePathRelative("devkit") + "/testData/codeInsight";
  }

  public void testExtensionsHighlighting() throws Throwable {
    final String root = "idea_core";
    addPluginXml(root, "<idea-plugin>\n" +
                       "    <id>com.intellij</id>\n" +
                       "    <extensionPoints>\n" +
                       "        <extensionPoint name=\"completion.contributor\"/>\n" +
                       "    </extensionPoints>\n" +
                       "</idea-plugin>");
    addPluginXml("custom", "<idea-plugin>\n" +
                           "    <id>com.intellij.custom</id>\n" +
                           "    <extensionPoints>\n" +
                           "        <extensionPoint name=\"custom\"/>\n" +
                           "    </extensionPoints>\n" +
                           "</idea-plugin>");

    configureByFile();
    myFixture.checkHighlighting(false, false, false);
  }

  public void testDependsHighlighting() throws Throwable {
    final String root = "idea_core";
    addPluginXml(root, "<idea-plugin>\n" +
                       "    <id>com.intellij</id>\n" +
                       "    <module value=\"com.intellij.modules.vcs\"/>\n" +
                       "</idea-plugin>");
    addPluginXml("custom", "<idea-plugin>\n" +
                           "    <id>com.intellij.custom</id>\n" +
                           "</idea-plugin>");

    configureByFile();
    myFixture.checkHighlighting(false, false, false);
  }

  private void configureByFile() {
    myFixture.configureFromExistingVirtualFile(myFixture.copyFileToProject(getTestName(false) + ".xml", "META-INF/plugin.xml"));
  }

  public void testExtensionQualifiedName() throws Throwable {
    configureByFile();
    myFixture.checkHighlighting(false, false, false);
  }

  public void testInnerClassCompletion() throws Throwable {
    myFixture.addClass("package foo; public class Foo { public static class Fubar {} }");
    myFixture.configureByFile(getTestName(false) + ".xml");
    myFixture.completeBasic();
    myFixture.type('\n');
    myFixture.checkResultByFile(getTestName(false) + "_after.xml");
  }

  public void testResolveExtensionsFromDependentDescriptor() throws Throwable {
    addPluginXml("xxx", "<idea-plugin>\n" +
                       "    <id>com.intellij.xxx</id>\n" +
                       "    <extensionPoints>\n" +
                       "        <extensionPoint name=\"completion.contributor\"/>\n" +
                       "    </extensionPoints>\n" +
                       "</idea-plugin>");
    
    myFixture.copyFileToProject(getTestName(false) + "_main.xml", "META-INF/plugin.xml");
    myFixture.configureFromExistingVirtualFile(myFixture.copyFileToProject(getTestName(false) + "_dependent.xml", "META-INF/dep.xml"));
    myFixture.checkHighlighting(false, false, false);
  }

  private void addPluginXml(final String root, final String text) throws IOException {
    myTempDirFixture.createFile(root +
                                "/META-INF/plugin.xml", text);
    new WriteCommandAction(getProject()) {
      @Override
      protected void run(Result result) throws Throwable {
        PsiTestUtil.addSourceContentToRoots(myModule, myTempDirFixture.getFile(root));
      }
    }.execute();
  }

  public void testNoWordCompletionInClassPlaces() throws Throwable {
    myFixture.addClass("package foo; public class FooFooFooFooFoo { }");
    myFixture.addClass("package foo; public interface ExtIntf { }");

    myFixture.configureByFile(getTestName(false) + ".xml");
    myFixture.completeBasic();
    myFixture.type('\'');
    myFixture.checkResultByFile(getTestName(false) + "_after.xml");
  }

  public void testNoClassCompletionOutsideJavaReferences() throws Throwable {
    myFixture.addClass("package foo; public class FooFooFooFooFoo { }");

    myFixture.configureByFile(getTestName(false) + ".xml");
    myFixture.completeBasic();
    myFixture.checkResultByFile(getTestName(false) + "_after.xml");
  }

  public void testDeprecatedExtensionAttribute() {
    myFixture.enableInspections(DeprecatedClassUsageInspection.class);
    myFixture.testHighlighting("deprecatedExtensionAttribute.xml", "MyExtBean.java");
  }

  public void testExtensionAttributeDeclaredUsingAccessors() {
    myFixture.testHighlighting("extensionAttributeWithAccessors.xml", "ExtBeanWithAccessors.java");
  }

  public void testPluginModule() throws Throwable {
    myFixture.testHighlighting("pluginWithModules.xml");
  }

  public void testPluginWithModules() throws Throwable {
    myFixture.testHighlighting("pluginWithModules.xml");
  }

  public void testPluginWithXInclude() throws Throwable {
    myFixture.testHighlighting("pluginWithXInclude.xml", "extensionPoints.xml");
  }

  public void testExtensionPointPresentation() {
    myFixture.configureByFile(getTestName(true) + ".xml");
    final PsiElement element =
      TargetElementUtilBase.findTargetElement(myFixture.getEditor(), TargetElementUtilBase.REFERENCED_ELEMENT_ACCEPTED);
    assert element != null;
    assertEquals("Extension Point", ElementDescriptionUtil.getElementDescription(element, UsageViewTypeLocation.INSTANCE));
    assertEquals("Extension Point bar", ElementDescriptionUtil.getElementDescription(element, UsageViewNodeTextLocation.INSTANCE));
  }

  public void testLoadForDefaultProject() throws Exception {
    configureByFile();
    myFixture.testHighlighting(true, true, true);
  }

  static Class[] getInspectionClasses() {
    Class[] result = {
      //RegistrationProblemsInspection.class,
      PluginXmlDomInspection.class,
      ComponentNotRegisteredInspection.class,
      InspectionDescriptionNotFoundInspection.class,
      IntentionDescriptionNotFoundInspection.class,
      InspectionMappingConsistencyInspection.class
    };
    return ArrayUtil.mergeArrays(result, InternalInspectionToolsProvider.getPublicClasses());
  }
}