/**
 * Copyright (c) 2008, SnakeYAML
 *
 * 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 org.yaml.snakeyaml.types;

import org.yaml.snakeyaml.Yaml;
import org.yaml.snakeyaml.YamlDocument;

import java.util.Map;
import java.util.Set;

/**
 * @see <a href="http://yaml.org/type/set.html">set</a>
 */
public class SetTagTest extends AbstractTest {

    @SuppressWarnings("unchecked")
    public void testSet() {
        YamlDocument document = new YamlDocument("types/set.yaml");
        Map<String, Set<String>> map = (Map<String, Set<String>>) document.getNativeData();
        assertEquals(2, map.size());
        Set<String> set1 = (Set<String>) map.get("baseball players");
        assertEquals(3, set1.size());
        assertTrue(set1.contains("Mark McGwire"));
        assertTrue(set1.contains("Sammy Sosa"));
        assertTrue(set1.contains("Ken Griffey"));
        //
        Set<String> set2 = (Set<String>) map.get("baseball teams");
        assertEquals(3, set2.size());
        assertTrue(set2.contains("Boston Red Sox"));
        assertTrue(set2.contains("Detroit Tigers"));
        assertTrue(set2.contains("New York Yankees"));
    }

    public void testSetNull() {
        Yaml yaml = new Yaml();
        Set<Object> set = yaml.load("!!set {1, 2, null}");
        assertTrue(set.contains(1));
        assertTrue(set.contains(2));
        assertTrue(set.contains(null));
        assertEquals(set.size(), 3);
    }
}
