Merge "Expose "default tts locale" to the TTS V2 API."

1 files changed, 64 insertions, 0 deletions

diff --git a/tests/TtsTests/src/com/android/speech/tts/TtsEnginesTests.java b/tests/TtsTests/src/com/android/speech/tts/TtsEnginesTests.java
new file mode 100644
index 0000000..45e5216
--- /dev/null
+++ b/tests/TtsTests/src/com/android/speech/tts/TtsEnginesTests.java
@@ -0,0 +1,64 @@
+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 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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