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997 lines
41 KiB
Java
997 lines
41 KiB
Java
/*
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* Copyright 2000-2016 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.intellij.psi.impl.smartPointers;
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import com.intellij.JavaTestUtil;
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import com.intellij.codeInsight.CodeInsightTestCase;
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import com.intellij.ide.highlighter.HtmlFileType;
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import com.intellij.ide.highlighter.JavaFileType;
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import com.intellij.ide.highlighter.XmlFileType;
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import com.intellij.lang.FileASTNode;
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import com.intellij.openapi.application.ApplicationManager;
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import com.intellij.openapi.application.WriteAction;
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import com.intellij.openapi.command.WriteCommandAction;
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import com.intellij.openapi.diagnostic.DefaultLogger;
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import com.intellij.openapi.editor.Document;
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import com.intellij.openapi.editor.EditorFactory;
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import com.intellij.openapi.editor.EditorModificationUtil;
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import com.intellij.openapi.editor.event.DocumentEvent;
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import com.intellij.openapi.editor.event.DocumentListener;
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import com.intellij.openapi.editor.event.EditorEventMulticaster;
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import com.intellij.openapi.editor.ex.DocumentEx;
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import com.intellij.openapi.fileEditor.FileDocumentManager;
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import com.intellij.openapi.fileTypes.PlainTextFileType;
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import com.intellij.openapi.fileTypes.StdFileTypes;
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import com.intellij.openapi.util.Segment;
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import com.intellij.openapi.util.TextRange;
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import com.intellij.openapi.util.text.StringUtil;
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import com.intellij.openapi.vfs.VirtualFile;
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import com.intellij.psi.*;
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import com.intellij.psi.impl.source.PostprocessReformattingAspect;
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import com.intellij.psi.impl.source.PsiFileImpl;
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import com.intellij.psi.impl.source.PsiJavaFileImpl;
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import com.intellij.psi.impl.source.tree.FileElement;
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import com.intellij.psi.search.GlobalSearchScope;
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import com.intellij.psi.stubs.StubElement;
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import com.intellij.psi.stubs.StubTree;
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import com.intellij.psi.util.PsiTreeUtil;
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import com.intellij.psi.util.PsiUtil;
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import com.intellij.psi.util.PsiUtilBase;
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import com.intellij.psi.xml.XmlFile;
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import com.intellij.psi.xml.XmlTag;
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import com.intellij.testFramework.*;
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import com.intellij.util.FileContentUtil;
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import com.intellij.util.containers.ContainerUtil;
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import gnu.trove.THashSet;
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import org.jetbrains.annotations.NotNull;
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import org.junit.Assert;
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import java.io.IOException;
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import java.lang.ref.SoftReference;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.Set;
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import java.util.stream.Collectors;
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@PlatformTestCase.WrapInCommand
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@SkipSlowTestLocally
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public class SmartPsiElementPointersTest extends CodeInsightTestCase {
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private VirtualFile myRoot;
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@Override
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protected void setUp() throws Exception {
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super.setUp();
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String root = JavaTestUtil.getJavaTestDataPath() + "/codeEditor/smartPsiElementPointers";
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PsiTestUtil.removeAllRoots(myModule, IdeaTestUtil.getMockJdk17());
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myRoot = PsiTestUtil.createTestProjectStructure(myProject, myModule, root, myFilesToDelete);
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}
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public void testChangeInDocument() {
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PsiClass aClass = myJavaFacade.findClass("AClass", GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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SmartPsiElementPointer pointer = createPointer(aClass);
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Document document = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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int offset = aClass.getTextOffset();
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insertString(document, offset, "/**/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PsiElement element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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private static void insertString(Document document, int offset, String s) {
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ApplicationManager.getApplication().runWriteAction(() -> document.insertString(offset, s));
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}
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// This test is unfair. If pointer would be asked for getElement() between commits it'll never restore again anyway.
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//
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public void testChangeInDocumentTwice() {
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PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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SmartPsiElementPointer pointer = createPointer(aClass);
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Document document = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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int offset = aClass.getTextOffset();
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insertString(document, offset, "/*");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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insertString(document, offset + 2, "*/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PsiElement element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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public void testGetElementWhenDocumentModified() {
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PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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SmartPsiElementPointer pointer = createPointer(aClass);
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Document document = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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int offset = aClass.getTextOffset();
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insertString(document, offset, "/**/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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insertString(document, offset, "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxx");
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PsiElement element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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public void testKeepBeltWhenDocumentModified() {
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PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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SmartPsiElementPointer pointer = createPointer(aClass);
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Document document = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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int offset = aClass.getTextOffset();
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insertString(document, offset, "/******/");
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pointer.getElement();
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insertString(document, offset, "/**/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PsiElement element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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public void testRetrieveOnUncommittedDocument() {
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ApplicationManager.getApplication().runWriteAction(() -> {
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PsiClass aClass = myJavaFacade.findClass("AClass", GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
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Document document = documentManager.getDocument(aClass.getContainingFile());
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document.insertString(0, "/******/");
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SmartPointerEx pointer = (SmartPointerEx)createPointer(aClass.getNameIdentifier());
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document.insertString(0, "/**/");
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documentManager.commitAllDocuments();
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PsiElement element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element.getParent() instanceof PsiClass);
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assertTrue(element.isValid());
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});
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}
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public void testNoAstLoadingWithoutDocumentChanges() {
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PsiClass aClass = myJavaFacade.findClass("Test",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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PsiFileImpl file = (PsiFileImpl)aClass.getContainingFile();
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createEditor(file.getVirtualFile());
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assertFalse(file.isContentsLoaded());
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SmartPointerEx pointer = (SmartPointerEx)createPointer(aClass);
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assertFalse(file.isContentsLoaded());
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//noinspection UnusedAssignment
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aClass = null;
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PlatformTestUtil.tryGcSoftlyReachableObjects();
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assertNull(pointer.getCachedElement());
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assertNotNull(pointer.getElement());
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assertFalse(file.isContentsLoaded());
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}
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public void testTextFileClearingDoesNotCrash() {
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configureByText(PlainTextFileType.INSTANCE, "foo bar goo\n");
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SmartPsiElementPointer pointer = createPointer(myFile.getFirstChild());
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PlatformTestUtil.tryGcSoftlyReachableObjects();
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assertEquals(myFile.getFirstChild(), pointer.getElement());
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Document document = myFile.getViewProvider().getDocument();
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ApplicationManager.getApplication().runWriteAction(() -> document.deleteString(0, document.getTextLength()));
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PlatformTestUtil.tryGcSoftlyReachableObjects();
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assertEquals(myFile.getFirstChild(), pointer.getElement());
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PlatformTestUtil.tryGcSoftlyReachableObjects();
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assertEquals(myFile.getFirstChild(), pointer.getElement());
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}
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public void testChangeInPsi() {
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PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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SmartPsiElementPointer pointer = createPointer(aClass);
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Document document = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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int offset = aClass.getTextOffset();
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insertString(document, offset, "/**/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PsiElement element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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public void testPsiChangesWithLazyPointers() throws Exception {
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PsiClass aClass = myJavaFacade.findClass("AClass", GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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final SmartPsiElementPointer<PsiIdentifier> pointer =
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createPointer(aClass.getNameIdentifier());
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final PsiComment javadoc =
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JavaPsiFacade.getInstance(aClass.getProject()).getElementFactory().createCommentFromText("/** javadoc */", aClass);
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ApplicationManager.getApplication().runWriteAction(() -> {
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aClass.getParent().addBefore(javadoc, aClass);
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});
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final PsiIdentifier elt = pointer.getElement();
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assertNotNull(elt);
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assertSame(elt, aClass.getNameIdentifier());
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}
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public void testTypePointer() {
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PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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final PsiTypeElement typeElement = myJavaFacade.findClass("Test",GlobalSearchScope.allScope(getProject())).getFields()[0].getTypeElement();
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SmartPsiElementPointer typePointer = createPointer(typeElement);
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SmartPsiElementPointer classPointer = createPointer(aClass);
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Document aClassDocument = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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Document testDocument = PsiDocumentManager.getInstance(myProject).getDocument(typeElement.getContainingFile());
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assertNotSame(aClassDocument, testDocument);
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insertString(aClassDocument, aClass.getTextOffset(), "/**/");
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insertString(testDocument, typeElement.getTextOffset(), "/**/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PsiElement element = typePointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiTypeElement);
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assertTrue(element.isValid());
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assertEquals(classPointer.getElement(), PsiUtil.resolveClassInType(((PsiTypeElement)element).getType()));
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}
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public void testCreatePointerInBeforeDocumentChange() {
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final PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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Document document = PsiDocumentManager.getInstance(myProject).getDocument(aClass.getContainingFile());
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final SmartPsiElementPointer[] pointer = new SmartPsiElementPointer[1];
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int offset = aClass.getTextOffset();
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DocumentListener listener = new DocumentListener() {
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@Override
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public void beforeDocumentChange(DocumentEvent event) {
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pointer[0] = createPointer(aClass);
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}
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};
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EditorEventMulticaster multicaster = EditorFactory.getInstance().getEventMulticaster();
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multicaster.addDocumentListener(listener);
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try {
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insertString(document, offset, "/******/");
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}
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finally {
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multicaster.removeDocumentListener(listener);
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}
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pointer[0].getElement();
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insertString(document, 0, "/**/");
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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PsiElement element = pointer[0].getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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public void testCreatePointerWhenNoPsiFile() {
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myPsiManager.startBatchFilesProcessingMode(); // to use weak refs
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try {
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final PsiClass aClass = myJavaFacade.findClass("AClass",GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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VirtualFile vFile = myRoot.findChild("AClass.java");
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assertNotNull(vFile);
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PsiDocumentManager psiDocumentManager = PsiDocumentManager.getInstance(myProject);
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Document document = FileDocumentManager.getInstance().getDocument(vFile);
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final SmartPsiElementPointer pointer = createPointer(aClass);
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System.gc();
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/*
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PsiFile psiFile = myPsiManager.getFileManager().getCachedPsiFile(vFile);
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assertNull(psiFile);
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*/
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insertString(document, 0, "class Foo{}\n");
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PsiElement element = pointer.getElement();
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assertEquals(aClass, element);
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insertString(document, 0, "/**/");
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psiDocumentManager.commitAllDocuments();
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if (aClass.isValid()) {
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aClass.getChildren();
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}
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element = pointer.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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}
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finally {
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myPsiManager.finishBatchFilesProcessingMode(); // to use weak refs
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}
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}
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public void testReplaceFile() throws IOException {
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VirtualFile vfile = createChildData(myRoot, "X.java");
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setFileText(vfile, "public class X { public int X; }");
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PsiClass aClass = myJavaFacade.findClass("X", GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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assertTrue(aClass.isValid());
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SmartPsiElementPointer classp = createPointer(aClass);
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SmartPsiElementPointer filep = createPointer(aClass.getContainingFile());
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FileContentUtil.reparseFiles(myProject, Collections.singleton(vfile), true);
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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assertFalse(aClass.isValid());
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PsiElement element = classp.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiClass);
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assertTrue(element.isValid());
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assertEquals(vfile, element.getContainingFile().getVirtualFile());
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element = filep.getElement();
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assertNotNull(element);
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assertTrue(element instanceof PsiFile);
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assertTrue(element.isValid());
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assertEquals(vfile, element.getContainingFile().getVirtualFile());
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}
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public void testCreatePointerDoesNotLoadPsiTree() throws IOException {
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VirtualFile vfile = createChildData(myRoot, "X.java");
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setFileText(vfile, "public class X { public int X; }");
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PsiClass aClass = myJavaFacade.findClass("X", GlobalSearchScope.allScope(getProject()));
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assertNotNull(aClass);
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assertTrue(aClass.isValid());
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PsiFileImpl file = (PsiFileImpl)aClass.getContainingFile();
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assertTreeLoaded(file, false);
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SmartPsiElementPointer p = createPointer(aClass);
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assertNotNull(p);
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assertTreeLoaded(file, false);
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assertInstanceOf(p.getElement(), PsiClass.class);
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assertTreeLoaded(file, false);
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PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
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Document document = documentManager.getDocument(file);
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insertString(document, 0, "/** asdasd */");
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documentManager.commitAllDocuments();
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// loaded tree
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assertTreeLoaded(file, true);
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assertInstanceOf(p.getElement(), PsiClass.class);
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assertTreeLoaded(file, true);
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}
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private static void assertTreeLoaded(PsiFileImpl file, boolean loaded) {
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FileElement treeElement = file.getTreeElement();
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assertEquals(loaded, treeElement != null);
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StubTree stubTree = file.getStubTree();
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assertEquals(loaded, stubTree == null);
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}
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public void testPointerDisambiguationAfterDupLine() throws Exception {
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PsiJavaFile file = (PsiJavaFile)configureByText(StdFileTypes.JAVA, "class XXX{ void foo() { \n" +
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" <caret>foo();\n" +
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"}}");
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PsiClass aClass = file.getClasses()[0];
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assertNotNull(aClass);
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PsiReferenceExpression ref1 = PsiTreeUtil.getParentOfType(PsiUtilBase.getElementAtCaret(getEditor()), PsiReferenceExpression.class);
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SmartPsiElementPointer pointer1 = createPointer(ref1);
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ctrlD();
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PsiDocumentManager.getInstance(myProject).commitAllDocuments();
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Set<PsiReferenceExpression> refs = new THashSet<>();
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int offset=0;
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while (true) {
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offset = getEditor().getDocument().getText().indexOf("foo();", offset+1);
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if (offset == -1) break;
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PsiReferenceExpression ref2 = PsiTreeUtil.getParentOfType(getFile().findElementAt(offset), PsiReferenceExpression.class);
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refs.add(ref2);
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}
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refs.remove(ref1);
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assertEquals(1, refs.size());
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PsiReferenceExpression ref2 = refs.iterator().next();
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assertNotSame(ref1, ref2);
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SmartPsiElementPointer pointer2 = createPointer(ref2);
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assertNotSame(pointer1, pointer2);
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PsiElement element1 = pointer1.getElement();
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PsiElement element2 = pointer2.getElement();
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assertNotNull(element1);
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assertNotNull(element2);
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assertNotSame(element1, element2);
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assertFalse(getPointerManager().pointToTheSameElement(pointer1, pointer2));
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}
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public void testPointersRefCount() throws Exception {
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PsiFile file = configureByText(JavaFileType.INSTANCE, "class X{}");
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PsiClass aClass = ((PsiClassOwner)file).getClasses()[0];
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SmartPointerManagerImpl smartPointerManager = getPointerManager();
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SmartPsiElementPointer pointer1 = createPointer(aClass);
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SmartPsiElementPointer pointer2 = createPointer(aClass);
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assertSame(pointer1, pointer2);
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assertNotNull(pointer1.getRange());
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smartPointerManager.removePointer(pointer2);
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assertNotNull(pointer1.getRange());
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smartPointerManager.removePointer(pointer1);
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assertNull(pointer1.getRange());
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}
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private SmartPointerManagerImpl getPointerManager() {
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return (SmartPointerManagerImpl)SmartPointerManager.getInstance(myProject);
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}
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public void testPointersRefCountSaturated() throws Exception {
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PsiFile file = configureByText(JavaFileType.INSTANCE, "class X{}");
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PsiClass aClass = ((PsiClassOwner)file).getClasses()[0];
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SmartPointerManagerImpl smartPointerManager = getPointerManager();
|
|
SmartPsiElementPointerImpl pointer1 = (SmartPsiElementPointerImpl)createPointer(aClass);
|
|
for (int i=0; i<1000; i++) {
|
|
SmartPsiElementPointer<PsiClass> pointer2 = createPointer(aClass);
|
|
assertSame(pointer1, pointer2);
|
|
}
|
|
|
|
assertNotNull(pointer1.getRange());
|
|
assertEquals(Byte.MAX_VALUE, pointer1.incrementAndGetReferenceCount(0));
|
|
|
|
for (int i=0; i<1100; i++) {
|
|
smartPointerManager.removePointer(pointer1);
|
|
Assert.assertNotNull(pointer1.getRange());
|
|
}
|
|
}
|
|
|
|
public void testSmartPointerCreationDoesNotLoadDocument() {
|
|
PsiPackage aPackage = myJavaFacade.findPackage("java.io");
|
|
for (PsiClass aClass : aPackage.getClasses()) {
|
|
PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
|
|
PsiFile file = aClass.getContainingFile();
|
|
Document document = documentManager.getCachedDocument(file);
|
|
if (document == null) { //ignore already loaded documents
|
|
createPointer(aClass);
|
|
assertNull(documentManager.getCachedDocument(file));
|
|
//System.out.println("file = " + file);
|
|
}
|
|
else {
|
|
System.out.println("already loaded file = " + file);
|
|
}
|
|
}
|
|
}
|
|
|
|
public void testSmartPointersSurvivePsiFileUnload() throws IOException {
|
|
final VirtualFile vfile = createChildData(myRoot, "X.txt");
|
|
String xxx = "xxx";
|
|
String text = xxx + " " + xxx + " " + xxx;
|
|
setFileText(vfile, text);
|
|
PsiFile psiFile = PsiManager.getInstance(getProject()).findFile(vfile);
|
|
assertTrue(String.valueOf(psiFile), psiFile instanceof PsiPlainTextFile);
|
|
SmartPointerManagerImpl manager = getPointerManager();
|
|
TextRange range1 = TextRange.from(text.indexOf(xxx), xxx.length());
|
|
SmartPsiFileRange pointer1 = manager.createSmartPsiFileRangePointer(psiFile, range1);
|
|
TextRange range2 = TextRange.from(text.lastIndexOf(xxx), xxx.length());
|
|
SmartPsiFileRange pointer2 = manager.createSmartPsiFileRangePointer(psiFile, range2);
|
|
assertNotNull(FileDocumentManager.getInstance().getCachedDocument(vfile));
|
|
|
|
SoftReference<PsiFile> ref = new SoftReference<>(psiFile);
|
|
psiFile = null;
|
|
while (ref.get() != null) {
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
}
|
|
assertNull(FileDocumentManager.getInstance().getCachedDocument(vfile));
|
|
assertEquals(pointer1.getRange(), range1);
|
|
WriteCommandAction.runWriteCommandAction(getProject(), () -> insertString(FileDocumentManager.getInstance().getDocument(vfile), 0, " "));
|
|
assertEquals(range1.shiftRight(1), pointer1.getRange());
|
|
assertEquals(range2.shiftRight(1), pointer2.getRange());
|
|
}
|
|
|
|
public void testInXml() {
|
|
final PsiFile file = configureByText(HtmlFileType.INSTANCE,
|
|
"<!doctype html>\n" +
|
|
"<html>\n" +
|
|
" <fieldset></fieldset>\n" +
|
|
" <select></select>\n" +
|
|
"\n" +
|
|
" <caret>\n" +
|
|
"</html>"
|
|
);
|
|
|
|
final XmlTag fieldSet = PsiTreeUtil.getParentOfType(file.findElementAt(file.getText().indexOf("fieldset")), XmlTag.class);
|
|
assertNotNull(fieldSet);
|
|
assertEquals("fieldset", fieldSet.getName());
|
|
|
|
final XmlTag select = PsiTreeUtil.getParentOfType(file.findElementAt(file.getText().indexOf("select")), XmlTag.class);
|
|
assertNotNull(select);
|
|
assertEquals("select", select.getName());
|
|
|
|
final SmartPsiElementPointer<XmlTag> fieldSetPointer = createPointer(fieldSet);
|
|
final SmartPsiElementPointer<XmlTag> selectPointer = createPointer(select);
|
|
|
|
WriteCommandAction.runWriteCommandAction(getProject(), () -> insertString(getEditor().getDocument(), getEditor().getCaretModel().getOffset(), "<a></a>"));
|
|
|
|
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
|
|
|
|
final XmlTag newFieldSet = fieldSetPointer.getElement();
|
|
assertNotNull(newFieldSet);
|
|
assertEquals("fieldset", newFieldSet.getName());
|
|
|
|
final XmlTag newSelect = selectPointer.getElement();
|
|
assertNotNull(newSelect);
|
|
assertEquals("select", newSelect.getName());
|
|
}
|
|
|
|
public void testInXml2() {
|
|
final PsiFile file = configureByText(XmlFileType.INSTANCE,
|
|
"<html>\n" +
|
|
" <ul class=\"dropdown-menu\">\n" +
|
|
" <li><a href=\"#\">One more separated link</a></li>\n" +
|
|
" </ul>\n" +
|
|
"<caret>\n" +
|
|
"</html>"
|
|
);
|
|
|
|
final XmlTag ul = PsiTreeUtil.getParentOfType(file.findElementAt(file.getText().indexOf("ul")), XmlTag.class);
|
|
assertNotNull(ul);
|
|
assertEquals("ul", ul.getName());
|
|
assertEquals("dropdown-menu", ul.getAttributeValue("class"));
|
|
|
|
SmartPsiElementPointer<XmlTag> ulPointer = createPointer(ul);
|
|
|
|
WriteCommandAction.runWriteCommandAction(getProject(), () -> {
|
|
int offset = getEditor().getCaretModel().getOffset();
|
|
insertString(getEditor().getDocument(), offset, " <ul class=\"nav navbar-nav navbar-right\">\n" +
|
|
" </ul>\n");
|
|
});
|
|
|
|
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
|
|
|
|
final XmlTag newUl = ulPointer.getElement();
|
|
assertNotNull(newUl);
|
|
assertEquals("ul", newUl.getName());
|
|
assertEquals("dropdown-menu", newUl.getAttributeValue("class"));
|
|
}
|
|
|
|
public void testInsertImport() {
|
|
final PsiFile file = configureByText(JavaFileType.INSTANCE,
|
|
"class S {\n" +
|
|
"}");
|
|
|
|
PsiClass aClass = ((PsiJavaFile)file).getClasses()[0];
|
|
|
|
WriteCommandAction.runWriteCommandAction(getProject(), () -> insertString(getEditor().getDocument(), 0, "import java.util.Map;\n"));
|
|
|
|
PsiDocumentManager.getInstance(getProject()).commitAllDocuments();
|
|
|
|
PsiClass aClass2 = ((PsiJavaFile)file).getClasses()[0];
|
|
assertSame(aClass, aClass2);
|
|
}
|
|
|
|
public void testEqualPointerRangesWhenCreatedFromStubAndAST() {
|
|
final PsiFile file = configureByText(JavaFileType.INSTANCE,
|
|
"class S {\n" +
|
|
"}");
|
|
|
|
PsiClass aClass = ((PsiJavaFile)file).getClasses()[0];
|
|
assertNotNull(((PsiFileImpl)file).getStubTree());
|
|
|
|
final SmartPointerManager manager = getPointerManager();
|
|
final SmartPsiElementPointer<PsiClass> pointer1 = createPointer(aClass);
|
|
Segment range1 = pointer1.getRange();
|
|
manager.removePointer(pointer1);
|
|
|
|
final FileASTNode node = file.getNode();
|
|
final SmartPsiElementPointer<PsiClass> pointer2 = createPointer(aClass);
|
|
assertEquals(range1, pointer2.getRange());
|
|
assertNotNull(node);
|
|
}
|
|
|
|
public void testEqualPointersWhenCreatedFromStubAndAST() {
|
|
PsiJavaFile file = (PsiJavaFile)myJavaFacade.findClass("AClass", GlobalSearchScope.allScope(getProject())).getContainingFile();
|
|
|
|
int hash1 = file.getClasses()[0].hashCode();
|
|
final SmartPsiElementPointer<PsiClass> pointer1 = createPointer(file.getClasses()[0]);
|
|
assertNotNull(((PsiFileImpl)file).getStubTree());
|
|
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
|
|
final FileASTNode node = file.getNode();
|
|
final SmartPsiElementPointer<PsiClass> pointer2 = createPointer(file.getClasses()[0]);
|
|
assertFalse(hash1 == file.getClasses()[0].hashCode());
|
|
assertEquals(pointer1, pointer2);
|
|
assertEquals(pointer1.getRange(), pointer2.getRange());
|
|
assertNotNull(node);
|
|
}
|
|
|
|
public void testLargeFileWithManyChangesPerformance() throws Exception {
|
|
PsiFile file = createFile("a.txt", StringUtil.repeat("foo foo \n", 50000));
|
|
final TextRange range = TextRange.from(10, 10);
|
|
final SmartPsiFileRange pointer = getPointerManager().createSmartPsiFileRangePointer(file, range);
|
|
|
|
final Document document = file.getViewProvider().getDocument();
|
|
assertNotNull(document);
|
|
|
|
ApplicationManager.getApplication().runWriteAction(() -> PlatformTestUtil.startPerformanceTest("smart pointer range update", 10000, () -> {
|
|
document.setText(StringUtil.repeat("foo foo \n", 50000));
|
|
for (int i = 0; i < 10000; i++) {
|
|
document.insertString(i * 20 + 100, "x\n");
|
|
assertFalse(PsiDocumentManager.getInstance(myProject).isCommitted(document));
|
|
assertEquals(range, pointer.getRange());
|
|
}
|
|
}).cpuBound().useLegacyScaling().assertTiming());
|
|
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
assertEquals(range, pointer.getRange());
|
|
}
|
|
|
|
public void testConvergingRanges() {
|
|
configureByText(PlainTextFileType.INSTANCE, "aba");
|
|
final Document document = myFile.getViewProvider().getDocument();
|
|
assertNotNull(document);
|
|
|
|
SmartPsiFileRange range1 = getPointerManager().createSmartPsiFileRangePointer(myFile, TextRange.create(0, 2));
|
|
SmartPsiFileRange range2 = getPointerManager().createSmartPsiFileRangePointer(myFile, TextRange.create(1, 3));
|
|
|
|
ApplicationManager.getApplication().runWriteAction(() -> {
|
|
document.deleteString(0, 1);
|
|
document.deleteString(1, 2);
|
|
});
|
|
|
|
assertEquals(TextRange.create(0, 1), range1.getRange());
|
|
assertEquals(TextRange.create(0, 1), range2.getRange());
|
|
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
assertEquals(TextRange.create(0, 1), range1.getRange());
|
|
assertEquals(TextRange.create(0, 1), range2.getRange());
|
|
|
|
insertString(document, 0, "a");
|
|
assertEquals(TextRange.create(1, 2), range1.getRange());
|
|
assertEquals(TextRange.create(1, 2), range2.getRange());
|
|
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
assertEquals(TextRange.create(1, 2), range1.getRange());
|
|
assertEquals(TextRange.create(1, 2), range2.getRange());
|
|
}
|
|
|
|
public void testMoveText() {
|
|
PsiJavaFile file = (PsiJavaFile)configureByText(JavaFileType.INSTANCE, "class C1{}\nclass C2 {}");
|
|
DocumentEx document = (DocumentEx)file.getViewProvider().getDocument();
|
|
|
|
SmartPsiElementPointer<PsiClass> pointer1 =
|
|
createPointer(file.getClasses()[0]);
|
|
SmartPsiElementPointer<PsiClass> pointer2 =
|
|
createPointer(file.getClasses()[1]);
|
|
assertEquals("C1", pointer1.getElement().getName());
|
|
assertEquals("C2", pointer2.getElement().getName());
|
|
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(((SmartPointerEx) pointer1).getCachedElement());
|
|
assertNull(((SmartPointerEx) pointer2).getCachedElement());
|
|
|
|
TextRange range = file.getClasses()[1].getTextRange();
|
|
ApplicationManager.getApplication().runWriteAction(() -> document.moveText(range.getStartOffset(), range.getEndOffset(), 0));
|
|
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
|
|
assertEquals("C1", pointer1.getElement().getName());
|
|
assertEquals("C2", pointer2.getElement().getName());
|
|
}
|
|
|
|
public void testNonPhysicalFile() {
|
|
PsiJavaFile file = (PsiJavaFile)myJavaFacade.findClass("AClass", GlobalSearchScope.allScope(getProject())).getContainingFile().copy();
|
|
SmartPsiFileRange pointer = getPointerManager().createSmartPsiFileRangePointer(file, TextRange.create(1, 2));
|
|
|
|
insertString(file.getViewProvider().getDocument(), 0, " ");
|
|
|
|
assertEquals(TextRange.create(2, 3), pointer.getRange());
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
assertEquals(TextRange.create(2, 3), pointer.getRange());
|
|
}
|
|
|
|
public void testUpdateAfterInsertingIdenticalText() {
|
|
PsiJavaFile file = (PsiJavaFile)configureByText(StdFileTypes.JAVA, "class Foo {\n" +
|
|
" void m() {\n" +
|
|
" }\n" +
|
|
"<caret>}\n");
|
|
PsiMethod method = file.getClasses()[0].getMethods()[0];
|
|
TextRange originalRange = method.getTextRange();
|
|
SmartPsiElementPointer pointer = createPointer(method);
|
|
|
|
ApplicationManager.getApplication().runWriteAction(() -> EditorModificationUtil.insertStringAtCaret(myEditor, " void m() {\n" +
|
|
" }\n"));
|
|
|
|
PsiDocumentManager.getInstance(myProject).commitDocument(myEditor.getDocument());
|
|
PsiElement element = pointer.getElement();
|
|
assertNotNull(element);
|
|
TextRange newRange = element.getTextRange();
|
|
assertEquals(originalRange, newRange);
|
|
}
|
|
|
|
public void testAnchorInfoSurvivesPsiChange() {
|
|
PsiJavaFile file = (PsiJavaFile)configureByText(JavaFileType.INSTANCE, "class C1{}\nclass C2 {}");
|
|
|
|
SmartPsiElementPointer<PsiClass> pointer = createPointer(file.getClasses()[1]);
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(((SmartPointerEx) pointer).getCachedElement());
|
|
|
|
ApplicationManager.getApplication().runWriteAction(() -> file.getClasses()[0].delete());
|
|
|
|
assertNotNull(pointer.getElement());
|
|
}
|
|
|
|
public void testPointerToEmptyElement() {
|
|
PsiFile file = configureByText(JavaFileType.INSTANCE, "class Foo {\n" +
|
|
" Test<String> test = new Test<>();\n" +
|
|
"}");
|
|
PsiJavaCodeReferenceElement ref = PsiTreeUtil.findElementOfClassAtOffset(file, file.getText().indexOf("<>"), PsiJavaCodeReferenceElement.class, false);
|
|
SmartPointerEx pointer = (SmartPointerEx)createPointer(ref.getParameterList().getTypeParameterElements()[0]);
|
|
ref = null;
|
|
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(pointer.getCachedElement());
|
|
|
|
assertInstanceOf(pointer.getElement(), PsiTypeElement.class);
|
|
}
|
|
|
|
public void testPointerToEmptyElement2() {
|
|
PsiFile file = configureByText(JavaFileType.INSTANCE, "class Foo {\n" +
|
|
" void foo() {}\n" +
|
|
"}");
|
|
PsiMethod method = PsiTreeUtil.findElementOfClassAtOffset(file, file.getText().indexOf("void"), PsiMethod.class, false);
|
|
SmartPointerEx pointer1 = (SmartPointerEx)createPointer(method.getModifierList());
|
|
SmartPointerEx pointer2 = (SmartPointerEx)createPointer(method.getTypeParameterList());
|
|
method = null;
|
|
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(pointer1.getCachedElement());
|
|
assertNull(pointer2.getCachedElement());
|
|
|
|
assertInstanceOf(pointer1.getElement(), PsiModifierList.class);
|
|
assertInstanceOf(pointer2.getElement(), PsiTypeParameterList.class);
|
|
}
|
|
|
|
public void testPointerToReferenceSurvivesRename() {
|
|
PsiFile file = configureByText(JavaFileType.INSTANCE, "class Foo extends Bar {}");
|
|
PsiJavaCodeReferenceElement ref = PsiTreeUtil.findElementOfClassAtOffset(file, file.getText().indexOf("Bar"), PsiJavaCodeReferenceElement.class, false);
|
|
SmartPointerEx pointer = (SmartPointerEx)createPointer(ref);
|
|
ref = null;
|
|
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(pointer.getCachedElement());
|
|
|
|
ref = PsiTreeUtil.findElementOfClassAtOffset(file, file.getText().indexOf("Bar"), PsiJavaCodeReferenceElement.class, false);
|
|
final PsiJavaCodeReferenceElement finalRef = ref;
|
|
ApplicationManager.getApplication().runWriteAction(() -> {
|
|
finalRef.handleElementRename("BarImpl");
|
|
});
|
|
|
|
assertNotNull(pointer.getElement());
|
|
}
|
|
|
|
public void testNonAnchoredStubbedElement() {
|
|
PsiFile file = configureByText(JavaFileType.INSTANCE, "class Foo { { @NotNull String foo; } }");
|
|
StubTree stubTree = ((PsiFileImpl)file).getStubTree();
|
|
assertNotNull(stubTree);
|
|
PsiElement anno = stubTree.getPlainList().stream().map(StubElement::getPsi).filter(psiElement -> psiElement instanceof PsiAnnotation).findFirst().get();
|
|
|
|
SmartPsiElementPointer<PsiElement> pointer = createPointer(anno);
|
|
assertNotNull(((PsiFileImpl)file).getStubTree());
|
|
|
|
stubTree = null;
|
|
anno = null;
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(((SmartPointerEx) pointer).getCachedElement());
|
|
|
|
insertString(file.getViewProvider().getDocument(), 0, " ");
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
|
|
assertNotNull(pointer.getElement());
|
|
}
|
|
|
|
public void testManyPsiChangesWithManySmartPointersPerformance() throws Exception {
|
|
String eachTag = "<a>\n" + StringUtil.repeat(" <a> </a>\n", 9) + "</a>\n";
|
|
XmlFile file = (XmlFile)createFile("a.xml", "<root>\n" + StringUtil.repeat(eachTag, 500) + "</root>");
|
|
List<XmlTag> tags = ContainerUtil.newArrayList(PsiTreeUtil.findChildrenOfType(file.getDocument(), XmlTag.class));
|
|
List<SmartPsiElementPointer> pointers = tags.stream().map(this::createPointer).collect(Collectors.toList());
|
|
ApplicationManager.getApplication().runWriteAction(() -> PlatformTestUtil.startPerformanceTest("smart pointer range update after PSI change", 21000, () -> {
|
|
for (int i = 0; i < tags.size(); i++) {
|
|
XmlTag tag = tags.get(i);
|
|
SmartPsiElementPointer pointer = pointers.get(i);
|
|
assertEquals(tag.getName().length(), TextRange.create(pointer.getRange()).getLength());
|
|
assertEquals(tag.getName().length(), TextRange.create(pointer.getPsiRange()).getLength());
|
|
|
|
tag.setName("bar1" + (i % 10));
|
|
assertEquals(tag.getName().length(), TextRange.create(pointer.getRange()).getLength());
|
|
assertEquals(tag.getName().length(), TextRange.create(pointer.getPsiRange()).getLength());
|
|
}
|
|
PostprocessReformattingAspect.getInstance(myProject).doPostponedFormatting();
|
|
}).cpuBound().useLegacyScaling().assertTiming());
|
|
}
|
|
|
|
@NotNull
|
|
private <T extends PsiElement> SmartPointerEx<T> createPointer(T element) {
|
|
return (SmartPointerEx<T>)getPointerManager().createSmartPsiElementPointer(element);
|
|
}
|
|
|
|
public void testCommentingField() throws Exception {
|
|
PsiJavaFile file = (PsiJavaFile)createFile("a.java", "class A {\n" +
|
|
" int x;\n" +
|
|
" int y;\n" +
|
|
"}");
|
|
PsiField[] fields = file.getClasses()[0].getFields();
|
|
SmartPointerEx<PsiField> pointer0 = createPointer(fields[0]);
|
|
SmartPointerEx<PsiField> pointer1 = createPointer(fields[1]);
|
|
|
|
WriteCommandAction.runWriteCommandAction(myProject, () -> {
|
|
Document document = file.getViewProvider().getDocument();
|
|
assert document != null;
|
|
document.insertString(file.getText().indexOf("int"), "//");
|
|
commitDocument(document);
|
|
});
|
|
|
|
assertNull(pointer0.getElement());
|
|
assertEquals("y", pointer1.getElement().getName());
|
|
}
|
|
|
|
public void testAnchorInfoHasRange() throws Exception {
|
|
PsiJavaFile file = (PsiJavaFile)createFile("a.java", "class C1{}");
|
|
assertNotNull(((PsiFileImpl) file).getStubTree());
|
|
PsiClass psiClass = file.getClasses()[0];
|
|
|
|
Segment range = createPointer(psiClass).getRange();
|
|
assertNotNull(range);
|
|
assertEquals(psiClass.getNameIdentifier().getTextRange(), TextRange.create(range));
|
|
|
|
file = (PsiJavaFile)createFile("b.java", "class C2{}");
|
|
assertNotNull(((PsiFileImpl) file).getStubTree());
|
|
psiClass = file.getClasses()[0];
|
|
|
|
range = createPointer(psiClass).getPsiRange();
|
|
assertNotNull(range);
|
|
assertEquals(psiClass.getNameIdentifier().getTextRange(), TextRange.create(range));
|
|
}
|
|
|
|
public void testManySmartPointersCreationDeletionPerformance() throws Exception {
|
|
String text = StringUtil.repeatSymbol(' ', 100000);
|
|
PsiFile file = createFile("a.txt", text);
|
|
|
|
PlatformTestUtil.startPerformanceTest("", 2000, () -> {
|
|
List<SmartPsiFileRange> pointers = new ArrayList<>();
|
|
for (int i = 0; i < text.length() - 1; i++) {
|
|
pointers.add(getPointerManager().createSmartPsiFileRangePointer(file, new TextRange(i, i + 1)));
|
|
}
|
|
Collections.shuffle(pointers);
|
|
for (SmartPsiFileRange pointer : pointers) {
|
|
getPointerManager().removePointer(pointer);
|
|
}
|
|
}).cpuBound().assertTiming();
|
|
}
|
|
|
|
public void testDifferentHashCodesForDifferentElementsInOneFile() throws Exception {
|
|
PsiClass clazz = ((PsiJavaFile)createFile("a.java", "class Foo { void foo(); }")).getClasses()[0];
|
|
assertFalse(createPointer(clazz).hashCode() == createPointer(clazz.getMethods()[0]).hashCode());
|
|
}
|
|
|
|
public void testImportListPointerSurvivesImportAddition() throws Exception {
|
|
PsiJavaFile file = (PsiJavaFile)createFile("a.java", "import foo.Bar;\nclass Foo {}");
|
|
SmartPointerEx<PsiImportList> pointer = createPointer(file.getImportList());
|
|
Document document = file.getViewProvider().getDocument();
|
|
|
|
WriteCommandAction.runWriteCommandAction(myProject, () -> {
|
|
document.insertString(document.getText().indexOf("class"), "import foo.Goo;\n");
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
});
|
|
assertEquals(file.getImportList(), pointer.getElement());
|
|
assertSize(2, file.getImportList().getImportStatements());
|
|
|
|
WriteCommandAction.runWriteCommandAction(myProject, () -> {
|
|
document.insertString(0, " ");
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
document.deleteString(0, document.getText().indexOf("\nimport"));
|
|
PsiDocumentManager.getInstance(myProject).commitAllDocuments();
|
|
});
|
|
assertEquals(file.getImportList(), pointer.getElement());
|
|
assertSize(1, file.getImportList().getImportStatements());
|
|
}
|
|
|
|
public void testNoAstLoadingOnFileRename() throws Exception {
|
|
PsiFile psiFile = createFile("a.java", "class A {}");
|
|
SmartPointerEx<PsiClass> pointer = createPointer(((PsiJavaFile)psiFile).getClasses()[0]);
|
|
assertFalse(((PsiFileImpl)psiFile).isContentsLoaded());
|
|
|
|
VirtualFile file = psiFile.getVirtualFile();
|
|
WriteAction.run(() -> file.rename(this, "b.java"));
|
|
|
|
assertTrue(psiFile.isValid());
|
|
assertEquals(((PsiJavaFile)psiFile).getClasses()[0], pointer.getElement());
|
|
|
|
assertFalse(((PsiFileImpl)psiFile).isContentsLoaded());
|
|
}
|
|
|
|
public void testDoubleRemoveIsAnError() throws Exception {
|
|
DefaultLogger.disableStderrDumping(getTestRootDisposable());
|
|
SmartPointerEx<PsiFile> pointer = createPointer(createFile("a.java", "class A {}"));
|
|
getPointerManager().removePointer(pointer);
|
|
try {
|
|
getPointerManager().removePointer(pointer);
|
|
fail("Should have failed");
|
|
}
|
|
catch (AssertionError e) {
|
|
assertTrue(e.getMessage(), e.getMessage().contains("Double smart pointer removal"));
|
|
}
|
|
}
|
|
|
|
public void testStubSmartPointersAreCreatedEvenInAstPresence() throws Exception {
|
|
PsiJavaFileImpl file = (PsiJavaFileImpl)createFile("a.java", "class A {}");
|
|
assertNotNull(file.getNode());
|
|
SmartPointerEx<PsiClass> pointer = createPointer(file.getClasses()[0]);
|
|
|
|
PlatformTestUtil.tryGcSoftlyReachableObjects();
|
|
assertNull(file.getTreeElement());
|
|
|
|
assertNotNull(pointer.getElement());
|
|
assertNull(file.getTreeElement());
|
|
}
|
|
|
|
}
|