org.primeframework.mvc.parameter.convert.converters.LocaleConverterTest.java Source code

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Here is the source code for org.primeframework.mvc.parameter.convert.converters.LocaleConverterTest.java

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/*
 * Copyright (c) 2001-2007, Inversoft Inc., All Rights Reserved
 *
 * 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.primeframework.mvc.parameter.convert.converters;

import org.apache.commons.lang3.ArrayUtils;
import org.primeframework.mvc.parameter.convert.ConversionException;
import org.primeframework.mvc.parameter.convert.GlobalConverter;
import org.testng.annotations.Test;

import java.util.Locale;

import static org.testng.Assert.*;

/**
 * This tests the locale converter.
 *
 * @author Brian Pontarelli
 */
public class LocaleConverterTest {
    @Test
    public void fromStrings() {
        GlobalConverter converter = new LocaleConverter();
        Locale locale = (Locale) converter.convertFromStrings(Locale.class, null, "testExpr",
                ArrayUtils.toArray((String) null));
        assertNull(locale);

        locale = (Locale) converter.convertFromStrings(Locale.class, null, "testExpr", ArrayUtils.toArray("en"));
        assertEquals(locale.getLanguage(), "en");

        locale = (Locale) converter.convertFromStrings(Locale.class, null, "testExpr", ArrayUtils.toArray("en_US"));
        assertEquals(locale.getLanguage(), "en");
        assertEquals(locale.getCountry(), "US");

        locale = (Locale) converter.convertFromStrings(Locale.class, null, "testExpr",
                ArrayUtils.toArray("en", "US"));
        assertEquals(locale.getLanguage(), "en");
        assertEquals(locale.getCountry(), "US");

        locale = (Locale) converter.convertFromStrings(Locale.class, null, "testExpr",
                ArrayUtils.toArray("en_US_UTF8"));
        assertEquals(locale.getLanguage(), "en");
        assertEquals(locale.getCountry(), "US");
        assertEquals(locale.getVariant(), "UTF8");

        locale = (Locale) converter.convertFromStrings(Locale.class, null, "testExpr",
                ArrayUtils.toArray("en", "US", "UTF8"));
        assertEquals(locale.getLanguage(), "en");
        assertEquals(locale.getCountry(), "US");
        assertEquals(locale.getVariant(), "UTF8");
    }

    @Test
    public void errorFromStrings() {
        GlobalConverter converter = new LocaleConverter();
        try {
            converter.convertFromStrings(Locale.class, null, "testExpr", ArrayUtils.toArray("enabc"));
            fail("Should have thrown a ConversionException");
        } catch (ConversionException e) {
            // Expected
        }
    }

    @Test
    public void toStrings() {
        GlobalConverter converter = new LocaleConverter();
        String str = converter.convertToString(Locale.class, null, "testExpr", null);
        assertNull(str);

        str = converter.convertToString(Locale.class, null, "testExpr", Locale.US);
        assertEquals(str, "en_US");
    }
}