FlexPMD/language-module/parser/parser-impl/src/test/java/org/apache/flex/pmd/parser/impl/TestReturnStatement.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.flex.pmd.parser.impl;

import org.apache.flex.pmd.parser.exceptions.TokenException;
import org.junit.Test;

public class TestReturnStatement extends AbstractStatementTestBase {

    @Test
    public void testEmptyReturn() throws TokenException {
        assertStatement("1",
                "return",
                "<return line=\"2\"></return>");

        assertStatement("2",
                "return;",
                "<return line=\"2\"></return>");
    }

    @Test
    public void testFlexPMD181a() throws TokenException {
        assertStatement("1",
                "return (str1 === str2);",
                "<return line=\"1\"><primary line=\"1\"><encapsulated line=\"1\">"
                        + "<equality line=\"1\"><primary line=\"1\">str1</primary><op line=\"1\">"
                        + "===</op><primary line=\"1\">str2</primary></equality>"
                        + "</encapsulated></primary></return>");
    }

    @Test
    public void testFlexPMD181b() throws TokenException {
        assertStatement("1",
                "return testString(str, /^[a-zA-Z\\s]*$/);",
                "<return line=\"1\"><call line=\"1\"><primary line=\"1\">testString"
                        + "</primary><arguments line=\"1\"><primary line=\"1\">str</primary>"
                        + "<primary line=\"1\">/^[a-zA-Z\\s]*$/</primary></arguments></call></return>");
    }

    @Test
    public void testReturnArrayLiteral() throws TokenException {
        assertStatement("1",
                "return []",
                "<return line=\"1\"><primary line=\"1\">"
                        + "<array line=\"1\"></array></primary></return>");
        assertStatement("2",
                "return [];",
                "<return line=\"1\"><primary line=\"1\">"
                        + "<array line=\"1\"></array></primary></return>");
    }
}