/projects/netbeans-7.3/java.hints/test/unit/src/org/netbeans/modules/java/hints/errors/ChangeMethodReturnTypeTest.java

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2011 Oracle and/or its affiliates. All rights reserved.
 *
 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
 * Other names may be trademarks of their respective owners.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development and
 * Distribution License("CDDL") (collectively, the "License"). You may not use
 * this file except in compliance with the License. You can obtain a copy of
 * the License at http://www.netbeans.org/cddl-gplv2.html or
 * nbbuild/licenses/CDDL-GPL-2-CP. See the License for the specific language
 * governing permissions and limitations under the License. When distributing
 * the software, include this License Header Notice in each file and include
 * the License file at nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
 * particular file as subject to the "Classpath" exception as provided by
 * Oracle in the GPL Version 2 section of the License file that accompanied
 * this code. If applicable, add the following below the License Header, with
 * the fields enclosed by brackets [] replaced by your own identifying
 * information: "Portions Copyrighted [year] [name of copyright owner]"
 *
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license." If you do not indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to its
 * licensees as provided above. However, if you add GPL Version 2 code and
 * therefore, elected the GPL Version 2 license, then the option applies only
 * if the new code is made subject to such option by the copyright holder.
 *
 * Contributor(s):
 *
 * Portions Copyrighted 2011 Sun Microsystems, Inc.
 */
package org.netbeans.modules.java.hints.errors;

import com.sun.source.util.TreePath;
import java.util.List;
import org.netbeans.api.java.source.CompilationInfo;
import org.netbeans.modules.java.hints.infrastructure.ErrorHintsTestBase;
import org.netbeans.spi.editor.hints.Fix;
import org.openide.util.NbBundle;

/**
 *
 * @author lahvac
 */
public class ChangeMethodReturnTypeTest extends ErrorHintsTestBase {

    public ChangeMethodReturnTypeTest(String name) {
        super(name);
    }

    public void testVoidToInt() throws Exception {
        performFixTest("test/Test.java",
                       "package test; public class Test { private void t() { return 1|;} }",
                       "FIX_ChangeMethodReturnType int",
                       "package test; public class Test { private int t() { return 1;} }");
    }

    public void testStringToInt() throws Exception {
        performFixTest("test/Test.java",
                       "package test; public class Test { private String t() { return 1|;} }",
                       "FIX_ChangeMethodReturnType int",
                       "package test; public class Test { private int t() { return 1;} }");
    }

    public void test200467() throws Exception {
        performFixTest("test/Test.java",
                       "package test; import java.util.List; public class Test { <A> void getMForm() { List<? extends A> a = null; return a|; } }",
                       "FIX_ChangeMethodReturnType List&lt;? extends A>",
                       "package test; import java.util.List; public class Test { <A> List<? extends A> getMForm() { List<? extends A> a = null; return a; } }");
    }

    public void test201546() throws Exception {
        performAnalysisTest("test/Test.java",
                            "package test; public class Test { Test() { return 1|; } }");
    }

    public void test203360() throws Exception {
        performFixTest("test/Test.java",
                       "package test; import java.util.Collections; public class Test { private int t() { return Collections.emptyList(|); } }",
                       "FIX_ChangeMethodReturnType List&lt;Object>",
                       "package test; import java.util.Collections;import java.util.List; public class Test { private List<Object> t() { return Collections.emptyList(); } }");
    }

    @Override
    protected List<Fix> computeFixes(CompilationInfo info, int pos, TreePath path) throws Exception {
        return new ChangeMethodReturnType().run(info, null, pos, path, null);
    }

    @Override
    protected String toDebugString(CompilationInfo info, Fix f) {
        return f.getText();
    }

    static {
        NbBundle.setBranding("test");
    }

}