org.omnaest.i18nbinder.internal.facade.I18nFacadeTest.java Source code

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Here is the source code for org.omnaest.i18nbinder.internal.facade.I18nFacadeTest.java

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/*******************************************************************************
 * Copyright 2011 Danny Kunz
 * 
 * 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.omnaest.i18nbinder.internal.facade;

import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.MissingResourceException;

import org.apache.commons.lang3.ArrayUtils;
import org.junit.Test;
import org.omnaest.i18nbinder.internal.facade.I18nFacade.ResourceBasedTranslator;
import org.omnaest.utils.structure.map.MapBuilder;
import org.omnaest.utils.structure.map.MapUtils;

public class I18nFacadeTest {

    @Test
    public void testInstantiation() {
        Locale locale = Locale.US;
        I18nFacade i18nFacade = new I18nFacade(locale);
        assertEquals("value {0} and {1}", i18nFacade.I18n._673numericalTest.getMyPropertyKey1());
        assertEquals("value3 with {arbitrary} replacement", i18nFacade.I18n._673numericalTest.getMyPropertyKey3());
        assertEquals("value2", i18nFacade.I18n.AdminTest.getMyPropertyKey2());

        //
        assertEquals("value a and b", i18nFacade.I18n._673numericalTest.getMyPropertyKey1("a", "b"));

        //
        Map<String, String> placeholderToReplacementMap = new HashMap<String, String>();
        placeholderToReplacementMap.put("arbitrary", "another");
        assertEquals("value3 with another replacement",
                i18nFacade.I18n._673numericalTest.getMyPropertyKey3(placeholderToReplacementMap));

        //
        assertEquals("value {0} and {1}",
                i18nFacade.I18n._673numericalTest.translator().translate("my.property.key1"));

        //
        {
            //
            String[] keys = i18nFacade.I18n._673numericalTest.translator().allPropertyKeys();
            Map<String, String> map = i18nFacade.I18n._673numericalTest.translator().translate(keys);
            assertEquals(Arrays.asList("my.property.key1", "my.property.key3"),
                    new ArrayList<String>(map.keySet()));
            assertEquals(Arrays.asList("value {0} and {1}", "value3 with {arbitrary} replacement"),
                    new ArrayList<String>(map.values()));
        }

    }

    @Test
    public void testSimilarNamedResources() {
        Locale locale = Locale.GERMAN;
        I18nFacade i18nFacade = new I18nFacade(locale);
        assertEquals("wert1", i18nFacade.I18n.Sub1.Shared.getMyPropertyKey1());
        assertEquals("wert3", i18nFacade.I18n.Sub2.Shared.getMyPropertyKey3());
    }

    @Test(expected = MissingResourceException.class)
    public void testTranslateWithMissingKey() {
        //
        Locale locale = Locale.US;
        I18nFacade i18nFacade = new I18nFacade(locale, false);
        assertEquals(null, i18nFacade.I18n._673numericalTest.translator().translate("non.existing.key"));
    }

    @Test
    public void testTryTranslateWithMissingKey() {
        //
        Locale locale = Locale.US;
        I18nFacade i18nFacade = new I18nFacade(locale);
        assertEquals(null, i18nFacade.I18n._673numericalTest.translator().translate("non.existing.key"));
    }

    @Test(expected = MissingResourceException.class)
    public void testTranslationMapWithMissingKey() {
        //
        Locale locale = Locale.US;
        I18nFacade i18nFacade = new I18nFacade(locale, false);

        //
        String[] keys = ArrayUtils.add(i18nFacade.I18n._673numericalTest.translator().allPropertyKeys(), 0,
                "missingKey");
        Map<String, String> map = i18nFacade.I18n._673numericalTest.translator().translate(keys);
        assertEquals(Arrays.asList("my.property.key1", "my.property.key3"), new ArrayList<String>(map.keySet()));
        assertEquals(Arrays.asList("value {0} and {1}", "value3 with {arbitrary} replacement"),
                new ArrayList<String>(map.values()));

    }

    @Test
    public void testSilentlyIgnoringExceptionTranslationMapWithMissingKey() {
        //
        Locale locale = Locale.US;
        I18nFacade i18nFacade = new I18nFacade(locale);

        //
        String[] keys = ArrayUtils.add(
                i18nFacade.I18n._673numericalTest.forLocale(locale).translator().allPropertyKeys(), 0,
                "missingKey");
        Map<String, String> map = i18nFacade.I18n._673numericalTest.translator().translate(keys);
        assertEquals(Arrays.asList("missingKey", "my.property.key1", "my.property.key3"),
                new ArrayList<String>(map.keySet()));
        assertEquals(Arrays.asList(null, "value {0} and {1}", "value3 with {arbitrary} replacement"),
                new ArrayList<String>(map.values()));

    }

    @Test
    public void testMockingTheFacade() {
        //
        I18nFacade.use(new ResourceBasedTranslator() {
            @Override
            public String translate(String baseName, String key, Locale locale) {
                return MapUtils.builder().put("a", "value a").put("b", "value b").put("c", "value c").buildAs()
                        .linkedHashMap().get(key);
            }

            @Override
            public String[] resolveAllKeys(String baseName, Locale locale) {
                return new String[] { "a", "b", "c" };
            }
        });

        //
        final I18nFacade i18nFacade = new I18nFacade(Locale.US);
        assertEquals("value b", i18nFacade.I18n.AdminTest.translator().translate("b"));
        assertEquals("value b", i18nFacade.I18n.LocalelessTest.translator().translate("b"));
        assertArrayEquals(new String[] { "a", "b", "c" },
                i18nFacade.I18n.LocalelessTest.translator().translationMap().keySet().toArray(new String[0]));
    }
}