| /* |
| * Copyright 2016 Federico Tomassetti |
| * |
| * 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 com.github.javaparser.symbolsolver.resolution; |
| |
| import com.github.javaparser.ast.CompilationUnit; |
| import com.github.javaparser.ast.body.ClassOrInterfaceDeclaration; |
| import com.github.javaparser.ast.body.MethodDeclaration; |
| import com.github.javaparser.ast.expr.Expression; |
| import com.github.javaparser.ast.expr.MethodCallExpr; |
| import com.github.javaparser.ast.expr.ThisExpr; |
| import com.github.javaparser.ast.stmt.ReturnStmt; |
| import com.github.javaparser.resolution.MethodUsage; |
| import com.github.javaparser.resolution.declarations.ResolvedMethodDeclaration; |
| import com.github.javaparser.resolution.types.ResolvedType; |
| import com.github.javaparser.symbolsolver.javaparser.Navigator; |
| import com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFacade; |
| import com.github.javaparser.symbolsolver.javaparsermodel.declarations.JavaParserAnonymousClassDeclaration; |
| import com.github.javaparser.symbolsolver.model.resolution.SymbolReference; |
| import com.github.javaparser.symbolsolver.model.resolution.TypeSolver; |
| import com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class MethodsResolutionTest extends AbstractResolutionTest { |
| |
| @Test |
| public void solveMethodAccessThroughSuper() { |
| CompilationUnit cu = parseSample("AccessThroughSuper"); |
| com.github.javaparser.ast.body.ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "AccessThroughSuper.SubClass"); |
| MethodDeclaration method = Navigator.demandMethod(clazz, "methodTest"); |
| ReturnStmt returnStmt = (ReturnStmt) method.getBody().get().getStatements().get(0); |
| Expression expression = returnStmt.getExpression().get(); |
| |
| ResolvedType ref = JavaParserFacade.get(new ReflectionTypeSolver()).getType(expression); |
| assertEquals("java.lang.String", ref.describe()); |
| } |
| |
| @Test |
| public void solveMethodWithClassExpressionAsParameter() { |
| CompilationUnit cu = parseSample("ClassExpression"); |
| com.github.javaparser.ast.body.ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "ClassExpression"); |
| MethodDeclaration method = Navigator.demandMethod(clazz, "foo"); |
| MethodCallExpr expression = Navigator.findMethodCall(method, "noneOf").get(); |
| |
| MethodUsage methodUsage = JavaParserFacade.get(new ReflectionTypeSolver()).solveMethodAsUsage(expression); |
| assertEquals("noneOf", methodUsage.getName()); |
| } |
| |
| @Test |
| public void solveMethodInInterfaceParent() { |
| CompilationUnit cu = parseSample("MethodCalls"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "MethodCalls"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "inheritedInterfaceMethod"); |
| MethodCallExpr expression = Navigator.findMethodCall(method, "toString").get(); |
| |
| TypeSolver typeSolver = new ReflectionTypeSolver(); |
| |
| JavaParserFacade javaParserFacade = JavaParserFacade.get(typeSolver); |
| MethodUsage call1 = javaParserFacade.solveMethodAsUsage(expression); |
| assertEquals("java.lang.Object.toString()", call1.getQualifiedSignature()); |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToLong() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotions"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingLong"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToInt() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotions"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingInt"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("intParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("intParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("intParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToShort() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotions"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingShort"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("shortParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("shortParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToByte() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotions"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingByte"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("byteParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToLongWithExtraParam() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotionsWithExtraParam"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingLong"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("longParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToIntWithExtraParam() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotionsWithExtraParam"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingInt"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("intParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("intParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("intParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToShortWithExtraParam() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotionsWithExtraParam"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingShort"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("shortParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("shortParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| |
| } |
| |
| @Test |
| public void solveMethodWithTypePromotionsToByteWithExtraParam() { |
| CompilationUnit cu = parseSample("Issue338"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "TypePromotionsWithExtraParam"); |
| |
| MethodDeclaration method = Navigator.demandMethod(clazz, "callingByte"); |
| |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(0).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(true, reference.isSolved()); |
| assertEquals("byteParam", reference.getCorrespondingDeclaration().getName()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(1).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(2).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| { |
| MethodCallExpr expression = method.getBody().get().getStatements().get(3).asExpressionStmt().getExpression().asMethodCallExpr(); |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(expression); |
| assertEquals(false, reference.isSolved()); |
| } |
| |
| } |
| |
| @Test |
| public void callOnThisInAnonymousClass() { |
| CompilationUnit cu = parseSample("ThisInAnonymousClass"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "Bar"); |
| |
| MethodCallExpr fooCall = Navigator.findMethodCall(clazz, "foo").get(); |
| |
| SymbolReference<ResolvedMethodDeclaration> reference = JavaParserFacade.get(new ReflectionTypeSolver()).solve(fooCall); |
| assertEquals(true, reference.isSolved()); |
| } |
| |
| @Test |
| public void thisInAnonymousClass() { |
| CompilationUnit cu = parseSample("ThisInAnonymousClass"); |
| ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "Bar"); |
| |
| ThisExpr thisExpression = Navigator.findNodeOfGivenClass(clazz, ThisExpr.class); |
| |
| ResolvedType type = JavaParserFacade.get(new ReflectionTypeSolver()).getType(thisExpression); |
| assertEquals(true, type.isReferenceType()); |
| assertEquals(true, type.asReferenceType().getTypeDeclaration() instanceof JavaParserAnonymousClassDeclaration); |
| } |
| } |