Merge branch 'master' of https://googleplex-android.googlesource.com/_direct/platform/packages/inputmethods/LatinIME

1 files changed, 283 insertions, 0 deletions

diff --git a/tests/src/com/android/inputmethod/latin/utils/StringUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/StringUtilsTests.java
new file mode 100644
index 000000000..4e396a1cf
--- /dev/null
+++ b/tests/src/com/android/inputmethod/latin/utils/StringUtilsTests.java
@@ -0,0 +1,283 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * 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 com.android.inputmethod.latin.utils;
+
+import com.android.inputmethod.latin.settings.SettingsValues;
+
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.Locale;
+
+@SmallTest
+public class StringUtilsTests extends AndroidTestCase {
+    public void testContainsInArray() {
+        assertFalse("empty array", StringUtils.containsInArray("key", new String[0]));
+        assertFalse("not in 1 element", StringUtils.containsInArray("key", new String[] {
+                "key1"
+        }));
+        assertFalse("not in 2 elements", StringUtils.containsInArray("key", new String[] {
+                "key1", "key2"
+        }));
+
+        assertTrue("in 1 element", StringUtils.containsInArray("key", new String[] {
+                "key"
+        }));
+        assertTrue("in 2 elements", StringUtils.containsInArray("key", new String[] {
+                "key1", "key"
+        }));
+    }
+
+    public void testContainsInExtraValues() {
+        assertFalse("null", StringUtils.containsInCommaSplittableText("key", null));
+        assertFalse("empty", StringUtils.containsInCommaSplittableText("key", ""));
+        assertFalse("not in 1 element",
+                StringUtils.containsInCommaSplittableText("key", "key1"));
+        assertFalse("not in 2 elements",
+                StringUtils.containsInCommaSplittableText("key", "key1,key2"));
+
+        assertTrue("in 1 element", StringUtils.containsInCommaSplittableText("key", "key"));
+        assertTrue("in 2 elements", StringUtils.containsInCommaSplittableText("key", "key1,key"));
+    }
+
+    public void testAppendToExtraValuesIfNotExists() {
+        assertEquals("null", "key",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", null));
+        assertEquals("empty", "key",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", ""));
+
+        assertEquals("not in 1 element", "key1,key",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1"));
+        assertEquals("not in 2 elements", "key1,key2,key",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1,key2"));
+
+        assertEquals("in 1 element", "key",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", "key"));
+        assertEquals("in 2 elements at position 1", "key,key2",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", "key,key2"));
+        assertEquals("in 2 elements at position 2", "key1,key",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1,key"));
+        assertEquals("in 3 elements at position 2", "key1,key,key3",
+                StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1,key,key3"));
+    }
+
+    public void testRemoveFromExtraValuesIfExists() {
+        assertEquals("null", "", StringUtils.removeFromCommaSplittableTextIfExists("key", null));
+        assertEquals("empty", "", StringUtils.removeFromCommaSplittableTextIfExists("key", ""));
+
+        assertEquals("not in 1 element", "key1",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key1"));
+        assertEquals("not in 2 elements", "key1,key2",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key1,key2"));
+
+        assertEquals("in 1 element", "",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key"));
+        assertEquals("in 2 elements at position 1", "key2",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key,key2"));
+        assertEquals("in 2 elements at position 2", "key1",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key1,key"));
+        assertEquals("in 3 elements at position 2", "key1,key3",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key1,key,key3"));
+
+        assertEquals("in 3 elements at position 1,2,3", "",
+                StringUtils.removeFromCommaSplittableTextIfExists("key", "key,key,key"));
+        assertEquals("in 5 elements at position 2,4", "key1,key3,key5",
+                StringUtils.removeFromCommaSplittableTextIfExists(
+                        "key", "key1,key,key3,key,key5"));
+    }
+
+
+    public void testCapitalizeFirstCodePoint() {
+        assertEquals("SSaa",
+                StringUtils.capitalizeFirstCodePoint("ßaa", Locale.GERMAN));
+        assertEquals("Aßa",
+                StringUtils.capitalizeFirstCodePoint("aßa", Locale.GERMAN));
+        assertEquals("Iab",
+                StringUtils.capitalizeFirstCodePoint("iab", Locale.ENGLISH));
+        assertEquals("CAmElCaSe",
+                StringUtils.capitalizeFirstCodePoint("cAmElCaSe", Locale.ENGLISH));
+        assertEquals("İab",
+                StringUtils.capitalizeFirstCodePoint("iab", new Locale("tr")));
+        assertEquals("AİB",
+                StringUtils.capitalizeFirstCodePoint("AİB", new Locale("tr")));
+        assertEquals("A",
+                StringUtils.capitalizeFirstCodePoint("a", Locale.ENGLISH));
+        assertEquals("A",
+                StringUtils.capitalizeFirstCodePoint("A", Locale.ENGLISH));
+    }
+
+    public void testCapitalizeFirstAndDowncaseRest() {
+        assertEquals("SSaa",
+                StringUtils.capitalizeFirstAndDowncaseRest("ßaa", Locale.GERMAN));
+        assertEquals("Aßa",
+                StringUtils.capitalizeFirstAndDowncaseRest("aßa", Locale.GERMAN));
+        assertEquals("Iab",
+                StringUtils.capitalizeFirstAndDowncaseRest("iab", Locale.ENGLISH));
+        assertEquals("Camelcase",
+                StringUtils.capitalizeFirstAndDowncaseRest("cAmElCaSe", Locale.ENGLISH));
+        assertEquals("İab",
+                StringUtils.capitalizeFirstAndDowncaseRest("iab", new Locale("tr")));
+        assertEquals("Aib",
+                StringUtils.capitalizeFirstAndDowncaseRest("AİB", new Locale("tr")));
+        assertEquals("A",
+                StringUtils.capitalizeFirstAndDowncaseRest("a", Locale.ENGLISH));
+        assertEquals("A",
+                StringUtils.capitalizeFirstAndDowncaseRest("A", Locale.ENGLISH));
+    }
+
+    public void testGetCapitalizationType() {
+        assertEquals(StringUtils.CAPITALIZE_NONE,
+                StringUtils.getCapitalizationType("capitalize"));
+        assertEquals(StringUtils.CAPITALIZE_NONE,
+                StringUtils.getCapitalizationType("cApITalize"));
+        assertEquals(StringUtils.CAPITALIZE_NONE,
+                StringUtils.getCapitalizationType("capitalizE"));
+        assertEquals(StringUtils.CAPITALIZE_NONE,
+                StringUtils.getCapitalizationType("__c a piu$@tali56ze"));
+        assertEquals(StringUtils.CAPITALIZE_FIRST,
+                StringUtils.getCapitalizationType("A__c a piu$@tali56ze"));
+        assertEquals(StringUtils.CAPITALIZE_FIRST,
+                StringUtils.getCapitalizationType("Capitalize"));
+        assertEquals(StringUtils.CAPITALIZE_FIRST,
+                StringUtils.getCapitalizationType("     Capitalize"));
+        assertEquals(StringUtils.CAPITALIZE_ALL,
+                StringUtils.getCapitalizationType("CAPITALIZE"));
+        assertEquals(StringUtils.CAPITALIZE_ALL,
+                StringUtils.getCapitalizationType("  PI26LIE"));
+        assertEquals(StringUtils.CAPITALIZE_NONE,
+                StringUtils.getCapitalizationType(""));
+    }
+
+    public void testIsIdenticalAfterUpcaseIsIdenticalAfterDowncase() {
+        assertFalse(StringUtils.isIdenticalAfterUpcase("capitalize"));
+        assertTrue(StringUtils.isIdenticalAfterDowncase("capitalize"));
+        assertFalse(StringUtils.isIdenticalAfterUpcase("cApITalize"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("cApITalize"));
+        assertFalse(StringUtils.isIdenticalAfterUpcase("capitalizE"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("capitalizE"));
+        assertFalse(StringUtils.isIdenticalAfterUpcase("__c a piu$@tali56ze"));
+        assertTrue(StringUtils.isIdenticalAfterDowncase("__c a piu$@tali56ze"));
+        assertFalse(StringUtils.isIdenticalAfterUpcase("A__c a piu$@tali56ze"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("A__c a piu$@tali56ze"));
+        assertFalse(StringUtils.isIdenticalAfterUpcase("Capitalize"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("Capitalize"));
+        assertFalse(StringUtils.isIdenticalAfterUpcase("     Capitalize"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("     Capitalize"));
+        assertTrue(StringUtils.isIdenticalAfterUpcase("CAPITALIZE"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("CAPITALIZE"));
+        assertTrue(StringUtils.isIdenticalAfterUpcase("  PI26LIE"));
+        assertFalse(StringUtils.isIdenticalAfterDowncase("  PI26LIE"));
+        assertTrue(StringUtils.isIdenticalAfterUpcase(""));
+        assertTrue(StringUtils.isIdenticalAfterDowncase(""));
+    }
+
+    public void testLooksValidForDictionaryInsertion() {
+        final SettingsValues settings =
+                SettingsValues.makeDummySettingsValuesForTest(Locale.ENGLISH);
+        assertTrue(StringUtils.looksValidForDictionaryInsertion("aochaueo", settings));
+        assertFalse(StringUtils.looksValidForDictionaryInsertion("", settings));
+        assertTrue(StringUtils.looksValidForDictionaryInsertion("ao-ch'aueo", settings));
+        assertFalse(StringUtils.looksValidForDictionaryInsertion("2908743256", settings));
+        assertTrue(StringUtils.looksValidForDictionaryInsertion("31aochaueo", settings));
+        assertFalse(StringUtils.looksValidForDictionaryInsertion("akeo  raeoch oerch .", settings));
+        assertFalse(StringUtils.looksValidForDictionaryInsertion("!!!", settings));
+    }
+
+    private static void checkCapitalize(final String src, final String dst, final String separators,
+            final Locale locale) {
+        assertEquals(dst, StringUtils.capitalizeEachWord(src, separators, locale));
+        assert(src.equals(dst)
+                == StringUtils.isIdenticalAfterCapitalizeEachWord(src, separators));
+    }
+
+    public void testCapitalizeEachWord() {
+        checkCapitalize("", "", " ", Locale.ENGLISH);
+        checkCapitalize("test", "Test", " ", Locale.ENGLISH);
+        checkCapitalize("    test", "    Test", " ", Locale.ENGLISH);
+        checkCapitalize("Test", "Test", " ", Locale.ENGLISH);
+        checkCapitalize("    Test", "    Test", " ", Locale.ENGLISH);
+        checkCapitalize(".Test", ".test", " ", Locale.ENGLISH);
+        checkCapitalize(".Test", ".Test", " .", Locale.ENGLISH);
+        checkCapitalize(".Test", ".Test", ". ", Locale.ENGLISH);
+        checkCapitalize("test and retest", "Test And Retest", " .", Locale.ENGLISH);
+        checkCapitalize("Test and retest", "Test And Retest", " .", Locale.ENGLISH);
+        checkCapitalize("Test And Retest", "Test And Retest", " .", Locale.ENGLISH);
+        checkCapitalize("Test And.Retest  ", "Test And.Retest  ", " .", Locale.ENGLISH);
+        checkCapitalize("Test And.retest  ", "Test And.Retest  ", " .", Locale.ENGLISH);
+        checkCapitalize("Test And.retest  ", "Test And.retest  ", " ", Locale.ENGLISH);
+        checkCapitalize("Test And.Retest  ", "Test And.retest  ", " ", Locale.ENGLISH);
+        checkCapitalize("test and ietest", "Test And İetest", " .", new Locale("tr"));
+        checkCapitalize("test and ietest", "Test And Ietest", " .", Locale.ENGLISH);
+        checkCapitalize("Test&Retest", "Test&Retest", " \n.!?*()&", Locale.ENGLISH);
+        checkCapitalize("Test&retest", "Test&Retest", " \n.!?*()&", Locale.ENGLISH);
+        checkCapitalize("test&Retest", "Test&Retest", " \n.!?*()&", Locale.ENGLISH);
+        checkCapitalize("rest\nrecreation! And in the end...",
+                "Rest\nRecreation! And In The End...", " \n.!?*,();&", Locale.ENGLISH);
+        checkCapitalize("lorem ipsum dolor sit amet", "Lorem Ipsum Dolor Sit Amet",
+                " \n.,!?*()&;", Locale.ENGLISH);
+        checkCapitalize("Lorem!Ipsum (Dolor) Sit * Amet", "Lorem!Ipsum (Dolor) Sit * Amet",
+                " \n,.;!?*()&", Locale.ENGLISH);
+        checkCapitalize("Lorem!Ipsum (dolor) Sit * Amet", "Lorem!Ipsum (Dolor) Sit * Amet",
+                " \n,.;!?*()&", Locale.ENGLISH);
+    }
+
+    public void testLooksLikeURL() {
+        assertTrue(StringUtils.lastPartLooksLikeURL("http://www.google."));
+        assertFalse(StringUtils.lastPartLooksLikeURL("word wo"));
+        assertTrue(StringUtils.lastPartLooksLikeURL("/etc/foo"));
+        assertFalse(StringUtils.lastPartLooksLikeURL("left/right"));
+        assertTrue(StringUtils.lastPartLooksLikeURL("www.goo"));
+        assertTrue(StringUtils.lastPartLooksLikeURL("www."));
+        assertFalse(StringUtils.lastPartLooksLikeURL("U.S.A"));
+        assertFalse(StringUtils.lastPartLooksLikeURL("U.S.A."));
+        assertTrue(StringUtils.lastPartLooksLikeURL("rtsp://foo."));
+        assertTrue(StringUtils.lastPartLooksLikeURL("://"));
+        assertFalse(StringUtils.lastPartLooksLikeURL("abc/"));
+        assertTrue(StringUtils.lastPartLooksLikeURL("abc.def/ghi"));
+        assertFalse(StringUtils.lastPartLooksLikeURL("abc.def"));
+        // TODO: ideally this would not look like a URL, but to keep down the complexity of the
+        // code for now True is acceptable.
+        assertTrue(StringUtils.lastPartLooksLikeURL("abc./def"));
+        // TODO: ideally this would not look like a URL, but to keep down the complexity of the
+        // code for now True is acceptable.
+        assertTrue(StringUtils.lastPartLooksLikeURL(".abc/def"));
+    }
+
+    public void testHexStringUtils() {
+        final byte[] bytes = new byte[] { (byte)0x01, (byte)0x11, (byte)0x22, (byte)0x33,
+                (byte)0x55, (byte)0x88, (byte)0xEE };
+        final String bytesStr = StringUtils.byteArrayToHexString(bytes);
+        final byte[] bytes2 = StringUtils.hexStringToByteArray(bytesStr);
+        for (int i = 0; i < bytes.length; ++i) {
+            assertTrue(bytes[i] == bytes2[i]);
+        }
+        final String bytesStr2 = StringUtils.byteArrayToHexString(bytes2);
+        assertTrue(bytesStr.equals(bytesStr2));
+    }
+
+    public void testJsonStringUtils() {
+        final Object[] objs = new Object[] { 1, "aaa", "bbb", 3 };
+        final List<Object> objArray = Arrays.asList(objs);
+        final String str = StringUtils.listToJsonStr(objArray);
+        final List<Object> newObjArray = StringUtils.jsonStrToList(str);
+        for (int i = 0; i < objs.length; ++i) {
+            assertEquals(objs[i], newObjArray.get(i));
+        }
+    }
+}