javaparser-symbol-solver-testing/src/test/java/com/github/javaparser/symbolsolver/Issue200.java

package com.github.javaparser.symbolsolver;

import com.github.javaparser.ParseException;
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.stmt.ExpressionStmt;
import com.github.javaparser.ast.stmt.ReturnStmt;
import com.github.javaparser.symbolsolver.javaparser.Navigator;
import com.github.javaparser.symbolsolver.javaparsermodel.JavaParserFacade;
import com.github.javaparser.symbolsolver.model.resolution.TypeSolver;
import com.github.javaparser.symbolsolver.resolution.AbstractResolutionTest;
import com.github.javaparser.symbolsolver.resolution.typesolvers.ReflectionTypeSolver;
import org.junit.Test;

import java.util.List;

import static org.junit.Assert.assertEquals;

public class Issue200 extends AbstractResolutionTest {

    @Test
    public void issue200() {
        CompilationUnit cu = parseSample("Issue200");
        ClassOrInterfaceDeclaration clazz = Navigator.demandClass(cu, "JavaTest");
        MethodDeclaration methodDeclaration = Navigator.demandMethod(clazz, "foo");
        TypeSolver typeSolver = new ReflectionTypeSolver();
        JavaParserFacade javaParserFacade = JavaParserFacade.get(typeSolver);
        List<ReturnStmt> nodesByType = methodDeclaration.findAll(ReturnStmt.class);
        assertEquals("java.util.stream.Stream<JavaTest.Solved>", javaParserFacade.getType((nodesByType.get(0)).getExpression().get()).describe());
    }
}