| /******************************************************************************* |
| * Copyright (c) 2019 Sebastian Zarnekow and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Sebastian Zarnekow - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.builder; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.lang.reflect.Field; |
| import java.util.Arrays; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.IncrementalProjectBuilder; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.jdt.core.IAccessRule; |
| import org.eclipse.jdt.core.IClasspathAttribute; |
| import org.eclipse.jdt.core.IClasspathEntry; |
| import org.eclipse.jdt.core.IJavaProject; |
| import org.eclipse.jdt.core.JavaCore; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.compiler.CharOperation; |
| import org.eclipse.jdt.core.tests.util.Util; |
| import org.eclipse.jdt.internal.core.JavaModelManager; |
| import org.eclipse.jdt.internal.core.JavaModelManager.PerProjectInfo; |
| import org.eclipse.jdt.internal.core.builder.ClasspathLocation; |
| import org.eclipse.jdt.internal.core.builder.JavaBuilder; |
| import org.eclipse.jdt.internal.core.builder.ReferenceCollection; |
| import org.eclipse.jdt.internal.core.builder.State; |
| |
| import junit.framework.Test; |
| |
| public class StateTest extends BuilderTests { |
| |
| public StateTest(String name) { |
| super(name); |
| } |
| |
| public static Test suite() { |
| return buildTestSuite(StateTest.class); |
| } |
| |
| public void testWriteAndReadState() throws JavaModelException, Exception { |
| IPath interfaceProjectPath = env.addProject("Interface"); //$NON-NLS-1$ |
| env.addExternalJars(interfaceProjectPath, Util.getJavaClassLibs()); |
| |
| IPath implementationProjectPath = env.addProject("Implementation"); //$NON-NLS-1$ |
| env.addExternalJars(implementationProjectPath, Util.getJavaClassLibs()); |
| env.addClassFolder(implementationProjectPath, interfaceProjectPath, false); |
| |
| env.addClass(interfaceProjectPath, "a", "Interfaze", //$NON-NLS-1$ //$NON-NLS-2$ |
| "package a;\n" + |
| "public interface Interfaze {\n" + |
| " void callMe();\n" + |
| "}" //$NON-NLS-1$ |
| ); |
| |
| env.addClass(interfaceProjectPath, "c", "Impl1", //$NON-NLS-1$ //$NON-NLS-2$ |
| "package c;\n" + |
| "import a.Interfaze;\n" + |
| "public class Impl1 implements Interfaze {\n" + |
| " @Override\n" + |
| " public void callMe() {\n" + |
| " }\n" + |
| "}" |
| ); |
| |
| env.addClass(implementationProjectPath, "b", "Impl2", //$NON-NLS-1$ //$NON-NLS-2$ |
| "package b;\n" + |
| "import a.Interfaze;\n" + |
| "public class Impl2 implements Interfaze {\n" + |
| " @Override\n" + |
| " public void callMe() {\n" + |
| " }\n" + |
| "}" //$NON-NLS-1$ |
| ); |
| fullBuild(); |
| |
| writeReadAndCompareReferences(interfaceProjectPath); |
| writeReadAndCompareReferences(implementationProjectPath); |
| } |
| |
| |
| public void testBug563546() throws JavaModelException, Exception { |
| IPath project = env.addProject("Bug563546"); //$NON-NLS-1$ |
| env.addExternalJars(project, Util.getJavaClassLibs()); |
| |
| env.addClass(project, "a", "WithOther", //$NON-NLS-1$ //$NON-NLS-2$ |
| "package a;\n" + |
| "class Other {\n" + |
| "}\n" + |
| "public class WithOther {\n" + |
| "}" //$NON-NLS-1$ |
| ); |
| fullBuild(); |
| env.removePackage(project, "a"); |
| incrementalBuild(); |
| |
| writeReadAndCompareReferences(project); |
| } |
| |
| public void testBug567532() throws JavaModelException, Exception { |
| IPath project = env.addProject("Bug567532"); //$NON-NLS-1$ |
| String[] classLibs = Util.getJavaClassLibs(); |
| for (String jar : classLibs) { |
| env.addEntry(project, |
| JavaCore.newLibraryEntry( |
| new Path(jar), |
| null, |
| null, |
| new IAccessRule[0], |
| new IClasspathAttribute[] { |
| JavaCore.newClasspathAttribute(IClasspathAttribute.TEST, "true"), |
| JavaCore.newClasspathAttribute(IClasspathAttribute.ADD_EXPORTS, |
| "jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED") }, |
| false)); |
| } |
| |
| env.addClass(project, "a", "WithOther", //$NON-NLS-1$ //$NON-NLS-2$ |
| "package a;\n" + |
| "class Other {\n" + |
| "}\n" + |
| "public class WithOther {\n" + |
| "}" //$NON-NLS-1$ |
| ); |
| fullBuild(); |
| env.removePackage(project, "a"); |
| incrementalBuild(); |
| |
| writeReadAndCompareTestBinaryLocations(project); |
| } |
| public void testSelfAnnotatedJars() throws CoreException, IOException { |
| // derived from the same named test in ExternalAnnotation18Test: |
| IPath projectPath = env.addProject("PrjTest", "1.8"); //$NON-NLS-1$ |
| IJavaProject project = JavaCore.create(ResourcesPlugin.getWorkspace().getRoot().getProject(projectPath.segment(0))); |
| |
| project.setOption(JavaCore.CORE_JAVA_BUILD_EXTERNAL_ANNOTATIONS_FROM_ALL_LOCATIONS, JavaCore.ENABLED); |
| |
| String projectLoc = project.getProject().getLocation().toString(); |
| Util.createJar(new String[] { |
| "pgen/CGen.java", |
| "package pgen;\n" + |
| "public class CGen {\n" + |
| " public String get(String in) { return in; }\n" + |
| "}\n" |
| }, |
| new String[] { |
| "pgen/CGen.eea", |
| "class pgen/CGen\n" + |
| "\n" + |
| "get\n" + |
| " (Ljava/lang/String;)Ljava/lang/String;\n" + |
| " (L1java/lang/String;)L1java/lang/String;\n" |
| }, |
| projectLoc+"/lib/prj1.jar", |
| "1.8"); |
| IClasspathEntry entry = JavaCore.newLibraryEntry( |
| new Path("/PrjTest/lib/prj1.jar"), |
| null/*access rules*/, |
| null, |
| false/*exported*/); |
| env.addEntry(project.getPath(), entry); |
| |
| Util.createJar(new String[] { |
| "pgen2/CGen2.java", |
| "package pgen2;\n" + |
| "public class CGen2 {\n" + |
| " public String get2(Exception in) { return in.toString(); }\n" + |
| "}\n" |
| }, |
| new String[] { |
| "pgen2/CGen2.eea", |
| "class pgen2/CGen2\n" + |
| "\n" + |
| "get2\n" + |
| " (Ljava/lang/Exception;)Ljava/lang/String;\n" + |
| " (L1java/lang/Exception;)L1java/lang/String;\n", |
| }, |
| projectLoc+"/lib/prj2.jar", |
| "1.8"); |
| entry = JavaCore.newLibraryEntry( |
| new Path("/PrjTest/lib/prj2.jar"), |
| null/*access rules*/, |
| null, |
| false/*exported*/); |
| env.addEntry(project.getPath(), entry); |
| project.getProject().refreshLocal(IResource.DEPTH_INFINITE, null); |
| |
| env.addFolder(project.getPath(), "src/p"); |
| env.addFile(project.getPath().append("src").append("p"), "Use.java", |
| "package p;\n" + |
| "import pgen.CGen;\n" + |
| "import pgen2.CGen2;\n" + |
| "import org.eclipse.jdt.annotation.NonNull;\n" + |
| "public class Use {\n" + |
| " public @NonNull String test(CGen c) {\n" + |
| " String s = c.get(null);\n" + |
| " return s;\n" + |
| " }\n" + |
| " public @NonNull String test2(CGen2 c) {\n" + |
| " String s = c.get2(null);\n" + |
| " return s;\n" + |
| " }\n" + |
| "}\n"); |
| project.getProject().build(IncrementalProjectBuilder.FULL_BUILD, null); |
| writeReadAndCompareExternalAnnotationLocations(project.getProject()); |
| } |
| |
| private void writeReadAndCompareTestBinaryLocations(IPath projectPath) |
| throws JavaModelException, IOException, CoreException { |
| JavaModelManager javaModelManager = JavaModelManager.getJavaModelManager(); |
| IProject project = env.getProject(projectPath); |
| PerProjectInfo info = javaModelManager.getPerProjectInfoCheckExistence(project); |
| ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); |
| State savedState = (State) info.savedState; |
| JavaBuilder.writeState(savedState, new DataOutputStream(outputStream)); |
| byte[] bytes = outputStream.toByteArray(); |
| State readState = JavaBuilder.readState(project, new DataInputStream(new ByteArrayInputStream(bytes))); |
| assertEqualBinaryLocations(savedState.testBinaryLocations, readState.testBinaryLocations); |
| } |
| |
| private void assertEqualBinaryLocations(ClasspathLocation[] a, |
| ClasspathLocation[] b) { |
| assertEquals(a.length, b.length); |
| assertArrayEquals(a, b); |
| } |
| |
| private void writeReadAndCompareExternalAnnotationLocations(IProject project) |
| throws JavaModelException, IOException, CoreException { |
| JavaModelManager javaModelManager = JavaModelManager.getJavaModelManager(); |
| PerProjectInfo info = javaModelManager.getPerProjectInfoCheckExistence(project); |
| ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); |
| State savedState = (State) info.savedState; |
| JavaBuilder.writeState(savedState, new DataOutputStream(outputStream)); |
| byte[] bytes = outputStream.toByteArray(); |
| State readState = JavaBuilder.readState(project, new DataInputStream(new ByteArrayInputStream(bytes))); |
| assertArrayEquals(savedState.binaryLocations, readState.binaryLocations); |
| // beyond this point we know that both arrays have the same length |
| for (int i=0; i < savedState.binaryLocations.length; i++) { |
| assertTrue("comparing eea locations of "+savedState.binaryLocations[i], savedState.binaryLocations[i].externalAnnotationsEquals(readState.binaryLocations[i])); |
| } |
| } |
| |
| private void writeReadAndCompareReferences(IPath projectPath) |
| throws JavaModelException, IOException, CoreException { |
| JavaModelManager javaModelManager = JavaModelManager.getJavaModelManager(); |
| IProject project = env.getProject(projectPath); |
| PerProjectInfo info = javaModelManager.getPerProjectInfoCheckExistence(project); |
| ByteArrayOutputStream outputStream = new ByteArrayOutputStream(); |
| State savedState = (State) info.savedState; |
| JavaBuilder.writeState(savedState, new DataOutputStream(outputStream)); |
| byte[] bytes = outputStream.toByteArray(); |
| State readState = JavaBuilder.readState(project, new DataInputStream(new ByteArrayInputStream(bytes))); |
| Map<String, ReferenceCollection> readReferences = readState.getReferences(); |
| assertEqualLookupTables(savedState.getReferences(), readReferences); |
| assertEqualTypeLocators(savedState.typeLocators, readState.typeLocators); |
| } |
| |
| private void assertEqualTypeLocators(Map<String, String> tl1, Map<String, String> tl2) { |
| assertEquals(tl1.size(), tl2.size()); |
| assertEquals(tl1.toString(), tl2.toString()); |
| |
| } |
| |
| private void assertEqualLookupTables(Map<String, ReferenceCollection> expectation, Map<String, ReferenceCollection> actual) { |
| assertEquals(expectation.size(), actual.size()); |
| Set<String> expectedKeys = expectation.keySet(); |
| for (String key : expectedKeys) { |
| ReferenceCollection actualReferenceCollection = actual.get(key); |
| ReferenceCollection expectedReferenceCollection = expectation.get(key); |
| assertEqualReferenceCollections(expectedReferenceCollection, actualReferenceCollection); |
| } |
| } |
| |
| private void assertEqualReferenceCollections(ReferenceCollection expectedReferenceCollection, |
| ReferenceCollection actualReferenceCollection) { |
| { |
| char[][] expected = getSimpleNameReferences(expectedReferenceCollection); |
| char[][] actual = getSimpleNameReferences(actualReferenceCollection); |
| assertArrayEquals(toStringArray(expected), toStringArray(actual)); |
| } |
| { |
| char[][] expected = getRootReferences(expectedReferenceCollection); |
| char[][] actual = getRootReferences(actualReferenceCollection); |
| assertArrayEquals(toStringArray(expected), toStringArray(actual)); |
| } |
| { |
| char[][][] expected = getQualifiedNameReferences(expectedReferenceCollection); |
| char[][][] actual = getQualifiedNameReferences(actualReferenceCollection); |
| assertArrayEquals(toStringArray(expected), toStringArray(actual)); |
| } |
| } |
| |
| private static String[] toStringArray(char[][][] qualifiedNameReferences) { |
| return Arrays.stream(qualifiedNameReferences).map(a -> CharOperation.toString(a)).toArray(String[]::new); |
| } |
| |
| private static String[] toStringArray(char[][] qualifiedNameReferences) { |
| return Arrays.stream(qualifiedNameReferences).map(a -> CharOperation.charToString(a)).toArray(String[]::new); |
| } |
| |
| char[][][] getQualifiedNameReferences(ReferenceCollection collection) { |
| try { |
| Field fld = ReferenceCollection.class.getDeclaredField("qualifiedNameReferences"); |
| fld.setAccessible(true); |
| return (char[][][]) fld.get(collection); |
| } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| char[][] getSimpleNameReferences(ReferenceCollection collection) { |
| try { |
| Field fld = ReferenceCollection.class.getDeclaredField("simpleNameReferences"); |
| fld.setAccessible(true); |
| return (char[][]) fld.get(collection); |
| } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| char[][] getRootReferences(ReferenceCollection collection) { |
| try { |
| Field fld = ReferenceCollection.class.getDeclaredField("rootReferences"); |
| fld.setAccessible(true); |
| return (char[][]) fld.get(collection); |
| } catch (NoSuchFieldException | SecurityException | IllegalArgumentException | IllegalAccessException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| |
| } |
