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package com.android.speech.tts;
import android.speech.tts.TtsEngines;
import android.test.InstrumentationTestCase;
import java.util.Locale;
public class TtsEnginesTests extends InstrumentationTestCase {
private TtsEngines mTtsHelper;
@Override
public void setUp() {
mTtsHelper = new TtsEngines(getInstrumentation().getContext());
}
public void testParseLocaleString() {
assertEquals(new Locale("en", "US"), mTtsHelper.parseLocaleString("eng-usa"));
assertEquals(new Locale("en", "US"), mTtsHelper.parseLocaleString("eng-USA"));
assertEquals(new Locale("en", "US"), mTtsHelper.parseLocaleString("en-US"));
assertEquals(new Locale("en", "US"), mTtsHelper.parseLocaleString("en_us"));
assertEquals(new Locale("en", "US"), mTtsHelper.parseLocaleString("eng_US"));
assertEquals(new Locale("en", "US", "foobar"),
mTtsHelper.parseLocaleString("eng_US-foobar"));
assertEquals(new Locale("en", "", "foobar"), mTtsHelper.parseLocaleString("eng__foobar"));
assertNull(mTtsHelper.parseLocaleString("cc_xx_barbar"));
assertNull(mTtsHelper.parseLocaleString("cc--barbar"));
assertEquals(new Locale("en"), mTtsHelper.parseLocaleString("eng"));
assertEquals(new Locale("en","US","var"), mTtsHelper.parseLocaleString("eng-USA-var"));
}
public void testToOldLocaleStringFormat() {
assertArraysEqual(new String[]{"deu", "DEU", ""},
TtsEngines.toOldLocaleStringFormat(new Locale("de", "DE")));
assertArraysEqual(new String[]{"deu", "", ""},
TtsEngines.toOldLocaleStringFormat(new Locale("de")));
assertArraysEqual(new String[]{"eng", "", ""},
TtsEngines.toOldLocaleStringFormat(new Locale("en")));
assertArraysEqual(new String[]{"eng", "USA", ""},
TtsEngines.toOldLocaleStringFormat(new Locale("foo")));
}
public void testNormalizeLocale() {
assertEquals(Locale.UK,
TtsEngines.normalizeTTSLocale(new Locale("eng", "gbr")));
assertEquals(Locale.UK,
TtsEngines.normalizeTTSLocale(new Locale("eng", "GBR")));
assertEquals(Locale.GERMANY,
TtsEngines.normalizeTTSLocale(new Locale("deu", "deu")));
assertEquals(Locale.GERMAN,
TtsEngines.normalizeTTSLocale(new Locale("deu")));
assertEquals(new Locale("yyy", "DE"),
TtsEngines.normalizeTTSLocale(new Locale("yyy", "DE")));
}
public void testGetLocalePrefForEngine() {
assertEquals(new Locale("en", "US"),
mTtsHelper.getLocalePrefForEngine("foo","foo:en-US"));
assertEquals(new Locale("en", "US"),
mTtsHelper.getLocalePrefForEngine("foo","foo:eng-usa"));
assertEquals(new Locale("en", "US"),
mTtsHelper.getLocalePrefForEngine("foo","foo:eng_USA"));
assertEquals(new Locale("de", "DE"),
mTtsHelper.getLocalePrefForEngine("foo","foo:deu-deu"));
assertEquals(Locale.getDefault(),
mTtsHelper.getLocalePrefForEngine("foo","foo:,bar:xx"));
assertEquals(Locale.getDefault(),
mTtsHelper.getLocalePrefForEngine("other","foo:,bar:xx"));
}
private void assertArraysEqual(String[] expected, String[] actual) {
assertEquals("array length", expected.length, actual.length);
for (int i = 0; i < expected.length; i++) {
assertEquals("index " + i, expected[i], actual[i]);
}
}
}
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