| /******************************************************************************* |
| * Copyright (c) 2018, 2019 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.core.tests.dom; |
| |
| import junit.framework.Test; |
| |
| import org.eclipse.jdt.core.dom.*; |
| import org.eclipse.jdt.core.ICompilationUnit; |
| import org.eclipse.jdt.core.JavaModelException; |
| |
| public class ASTConverter11Test extends ConverterTestSetup { |
| |
| ICompilationUnit workingCopy; |
| |
| |
| @SuppressWarnings("deprecation") |
| public void setUpSuite() throws Exception { |
| super.setUpSuite(); |
| this.ast = AST.newAST(AST_INTERNAL_JLS11, true); |
| } |
| |
| public ASTConverter11Test(String name) { |
| super(name); |
| } |
| |
| static { |
| // TESTS_NUMBERS = new int[] { 19 }; |
| // TESTS_RANGE = new int[] { 1, -1 }; |
| // TESTS_NAMES = new String[] {"testBug535249_001"}; |
| } |
| public static Test suite() { |
| return buildModelTestSuite(ASTConverter11Test.class); |
| } |
| |
| protected void tearDown() throws Exception { |
| super.tearDown(); |
| if (this.workingCopy != null) { |
| this.workingCopy.discardWorkingCopy(); |
| this.workingCopy = null; |
| } |
| } |
| |
| public void testBug535249_001() throws JavaModelException { |
| String contents = |
| "public class X {\n" + |
| " public static void main(String[] args) {\n" + |
| " I lambda = (var x) -> {System.out.println(x);};\n" + |
| " lambda.apply(10);\n" + |
| " }\n" + |
| "}\n" + |
| "interface I {\n" + |
| " public void apply(Integer k);\n" + |
| "}"; |
| this.workingCopy = getWorkingCopy("/Converter11/src/X.java", true/*resolve*/); |
| ASTNode node = buildAST(contents, this.workingCopy); |
| assertEquals("Not a compilation unit", ASTNode.COMPILATION_UNIT, node.getNodeType()); |
| node = getASTNode((CompilationUnit)node, 0, 0); |
| MethodDeclaration methodDeclaration = (MethodDeclaration) node; |
| VariableDeclarationStatement vStmt = (VariableDeclarationStatement) methodDeclaration.getBody().statements().get(0); |
| checkSourceRange(vStmt, "I lambda = (var x) -> {System.out.println(x);};", contents); |
| VariableDeclarationFragment fragment = (VariableDeclarationFragment) vStmt.fragments().get(0); |
| LambdaExpression lambda = (LambdaExpression) fragment.getInitializer(); |
| SingleVariableDeclaration varDecl = (SingleVariableDeclaration) lambda.parameters().get(0); |
| Type type = varDecl.getType(); |
| assertTrue("Not SimpleType", type instanceof SimpleType); |
| SimpleType simpleType = (SimpleType) type; |
| assertTrue("not a var", simpleType.isVar()); |
| ITypeBinding binding = simpleType.resolveBinding(); |
| assertTrue("null binding", binding != null); |
| SimpleName simpleName = (SimpleName) simpleType.getName(); |
| binding = simpleName.resolveTypeBinding(); |
| assertTrue("null binding", binding != null); |
| } |
| |
| public void testBug535249_002() throws JavaModelException { |
| String contents = |
| "public class X {\n" + |
| " public static void main(String[] args) {\n" + |
| " I lambda = (var x, var y) -> {System.out.println(x);};\n" + |
| " lambda.apply(10, 20);\n" + |
| " }\n" + |
| "}\n" + |
| "interface I {\n" + |
| " public void apply(Integer k, Integer l);\n" + |
| "}"; |
| this.workingCopy = getWorkingCopy("/Converter11/src/X.java", true/*resolve*/); |
| ASTNode node = buildAST(contents, this.workingCopy); |
| assertEquals("Not a compilation unit", ASTNode.COMPILATION_UNIT, node.getNodeType()); |
| node = getASTNode((CompilationUnit)node, 0, 0); |
| MethodDeclaration methodDeclaration = (MethodDeclaration) node; |
| VariableDeclarationStatement vStmt = (VariableDeclarationStatement) methodDeclaration.getBody().statements().get(0); |
| checkSourceRange(vStmt, "I lambda = (var x, var y) -> {System.out.println(x);};", contents); |
| VariableDeclarationFragment fragment = (VariableDeclarationFragment) vStmt.fragments().get(0); |
| LambdaExpression lambda = (LambdaExpression) fragment.getInitializer(); |
| for (int i = 0, l = lambda.parameters().size(); i < l; ++i) { |
| SingleVariableDeclaration varDecl = (SingleVariableDeclaration) lambda.parameters().get(i); |
| Type type = varDecl.getType(); |
| assertTrue("Not SimpleType", type instanceof SimpleType); |
| SimpleType simpleType = (SimpleType) type; |
| assertTrue("not a var", simpleType.isVar()); |
| ITypeBinding binding = simpleType.resolveBinding(); |
| assertTrue("null binding", binding != null); |
| SimpleName simpleName = (SimpleName) simpleType.getName(); |
| binding = simpleName.resolveTypeBinding(); |
| assertTrue("null binding", binding != null); |
| assertTrue("Wrong Binding", "Integer".equals(simpleName.resolveBinding().getName())); |
| |
| } |
| } |
| // Add new tests here |
| } |