groovy-core/src/test/groovy/util/GroovyCollectionsStarImportTest.groovy

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * 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 groovy.util

import static GroovyCollections.*

/**
* Tests GroovyCollections
*
* @author Paul King
*/
public class GroovyCollectionsStarImportTest extends GroovyTestCase {

    void testCombinations() {
        // use Sets because we don't care about order
        Set expected = [['a', 1], ['a', 2], ['b', 1], ['b', 2]]
        assert combinations(['a', 'b'], [1, 2]) as Set == expected
    }

    void testTranspose() {
        assert transpose(['a', 'b'], [1, 2, 3]) == [['a', 1], ['b', 2]]
    }

    void testMin() {
        assert min('a', 'b') == 'a'
    }

    void testMax() {
        assert max(1, 2, 3) == 3
    }

    void testSum() {
        assert sum(1, 2, 3, 4) == 10
    }

}