src/test/groovy/MapConstructionTest.groovy

/*
 *  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 groovy

import groovy.test.GroovyTestCase

/** 
 * Tests creating Maps in Groovy
 */
class MapConstructionTest extends GroovyTestCase {

    void testMap() {
        def m = [ 1 : 'abc', 2 : 'def', 3 : 'xyz' ]

        def mtoo = [ 1 : [ "innerKey" : "innerValue" ], 2 : m ]

        assertMap(m)
        assert mtoo[2][2] == 'def'
    }

    void testMapAsParameter() {
        assertMap([ 1 : 'abc', 2 : 'def', 3 : 'xyz' ])
    }

    void testMapViaHashMap() {
        def m = new HashMap()
        m.put(1, 'abc')
        m.put(2, 'def')
        m.put(3, 'xyz')
        assertMap(m)
    }

    void assertMap(m) {
        assert m instanceof Map
        // do not test the final type, i.e. assuming m is a HashMap

        def result = 0
        def text = ""
        for ( e in m ) {
            result = result + e.key
            text = text + e.value
        }
        assert result == 6
        assert text.contains('abc')
		assert text.contains('def')
		assert text.contains('xyz')

        assert m.size() == 3

        assert m[2] == 'def'
    }
}