package skrueger.i8n;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import java.util.Set;

import org.junit.BeforeClass;
import org.junit.Test;

import schmitzm.junit.TestingClass;

public class I8NUtilTest extends TestingClass {

	final static String oneLineCoded = "de{Baum}en{tree}";
	final static List<String> langs4 = new ArrayList<String>();

	@BeforeClass
	public static void setup() {
		langs4.add("de");
		langs4.add("en");
		langs4.add("xx");
		langs4.add("yy");
	}

	@Test
	public void testCreateFromOneLine() {
		Translation t = I8NUtil.createFromOneLine(oneLineCoded);
		assertEquals("Baum", t.toString("de"));
		assertEquals("tree", t.toString("en"));
		assertEquals(oneLineCoded, t.toOneLine());
	}

	@Test
	public void testIsValidISOLangCode() {
		assertTrue(I8NUtil.isValidISOLangCode("de"));
		assertTrue(I8NUtil.isValidISOLangCode("ar"));
		assertFalse(I8NUtil.isValidISOLangCode("äü"));
		assertFalse(I8NUtil.isValidISOLangCode("ara"));
	}

	@Test
	public void testMitUmlaute() {
		assertEquals("öäü", I8NUtil.mitUmlaute("oeaeue"));
	}

	@Test
	public void testQmTranslation() {
		Translation t = I8NUtil.createFromOneLine(oneLineCoded);
		assertEquals(0.5, I8NUtil.qmTranslation(langs4, t), .00000000001);
	}

	@Test
	public void testGetLocalesForLang() {
		List<Locale> locales = I8NUtil.getLocalesForLang("en");

		assertTrue(locales.contains(new Locale("en", "za")));
		assertTrue(locales.contains(new Locale("en", "sg")));
	}

	@Test
	public void testGetLanguageCodes() {
		Set<String> languageCodes = I8NUtil.getLanguageCodes();

		assertTrue(languageCodes.contains("kj"));

		assertTrue(languageCodes.contains("od"));
		assertTrue(languageCodes.contains("ok"));

	}

	@Test
	public void testGetFirstLocaleForLang() {
		Locale tjLocaleSelfmade = I8NUtil.getFirstLocaleForLang("kj");
		assertNotNull(tjLocaleSelfmade);
		System.out.println(tjLocaleSelfmade);
	}

	@Test
	public void testGetPropertiesLanguages() {
		Set<String> propertiesLocales = I8NUtil.getPropertiesLanguages();
		String o1 = propertiesLocales.iterator().next();

		PropertiesLocale po1 = I8NUtil.propLocales.get(o1);

		assertTrue(po1.getDisplayCountry().startsWith("Namibi"));
		assertEquals("od", po1.getLanguage());
		assertEquals("Oshindonga", po1.getDisplayLanguage());
		assertEquals("Oshindonga",
				po1.getDisplayLanguage(Locale.GERMAN.getLanguage()));
		assertEquals("Oshindonga",
				po1.getDisplayLanguage(Locale.ENGLISH.getLanguage()));

		Translation t = new Translation();
		t.put(po1.getLanguage(), "native");
		t.put("en", "english");

		Translation.setActiveLang("en");
		assertEquals("english", t.toString());
		Translation.setActiveLang(po1.getLanguage());
		assertEquals("native", t.toString());
	}
}