diff options
Diffstat (limited to 'tests/src/com/android/inputmethod/latin/common/StringUtilsTests.java')
| -rw-r--r-- | tests/src/com/android/inputmethod/latin/common/StringUtilsTests.java | 292 |
1 files changed, 290 insertions, 2 deletions
diff --git a/tests/src/com/android/inputmethod/latin/common/StringUtilsTests.java b/tests/src/com/android/inputmethod/latin/common/StringUtilsTests.java index 15e310e30..ec9d4be92 100644 --- a/tests/src/com/android/inputmethod/latin/common/StringUtilsTests.java +++ b/tests/src/com/android/inputmethod/latin/common/StringUtilsTests.java @@ -19,8 +19,6 @@ package com.android.inputmethod.latin.common; import android.test.AndroidTestCase; import android.test.suitebuilder.annotation.SmallTest; -import com.android.inputmethod.latin.common.StringUtils; - import java.util.Locale; @SmallTest @@ -186,4 +184,294 @@ public class StringUtilsTests extends AndroidTestCase { assert_capitalizeFirstAndDowncaseRest(GREECE, "άνεση", "Άνεση"); assert_capitalizeFirstAndDowncaseRest(GREECE, "ΆΝΕΣΗ", "Άνεση"); } + + 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 testContainsInCommaSplittableText() { + 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 testRemoveFromCommaSplittableTextIfExists() { + 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("")); + } + + private static void checkCapitalize(final String src, final String dst, + final int[] sortedSeparators, final Locale locale) { + assertEquals(dst, StringUtils.capitalizeEachWord(src, sortedSeparators, locale)); + assert(src.equals(dst) + == StringUtils.isIdenticalAfterCapitalizeEachWord(src, sortedSeparators)); + } + + private static final int[] SPACE = { Constants.CODE_SPACE }; + private static final int[] SPACE_PERIOD = StringUtils.toSortedCodePointArray(" ."); + private static final int[] SENTENCE_SEPARATORS = + StringUtils.toSortedCodePointArray(" \n.!?*()&"); + private static final int[] WORD_SEPARATORS = StringUtils.toSortedCodePointArray(" \n.!?*,();&"); + + public void testCapitalizeEachWord() { + checkCapitalize("", "", SPACE, Locale.ENGLISH); + checkCapitalize("test", "Test", SPACE, Locale.ENGLISH); + checkCapitalize(" test", " Test", SPACE, Locale.ENGLISH); + checkCapitalize("Test", "Test", SPACE, Locale.ENGLISH); + checkCapitalize(" Test", " Test", SPACE, Locale.ENGLISH); + checkCapitalize(".Test", ".test", SPACE, Locale.ENGLISH); + checkCapitalize(".Test", ".Test", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("test and retest", "Test And Retest", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("Test and retest", "Test And Retest", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("Test And Retest", "Test And Retest", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("Test And.Retest ", "Test And.Retest ", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("Test And.retest ", "Test And.Retest ", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("Test And.retest ", "Test And.retest ", SPACE, Locale.ENGLISH); + checkCapitalize("Test And.Retest ", "Test And.retest ", SPACE, Locale.ENGLISH); + checkCapitalize("test and ietest", "Test And İetest", SPACE_PERIOD, new Locale("tr")); + checkCapitalize("test and ietest", "Test And Ietest", SPACE_PERIOD, Locale.ENGLISH); + checkCapitalize("Test&Retest", "Test&Retest", SENTENCE_SEPARATORS, Locale.ENGLISH); + checkCapitalize("Test&retest", "Test&Retest", SENTENCE_SEPARATORS, Locale.ENGLISH); + checkCapitalize("test&Retest", "Test&Retest", SENTENCE_SEPARATORS, Locale.ENGLISH); + checkCapitalize("rest\nrecreation! And in the end...", + "Rest\nRecreation! And In The End...", WORD_SEPARATORS, Locale.ENGLISH); + checkCapitalize("lorem ipsum dolor sit amet", "Lorem Ipsum Dolor Sit Amet", + WORD_SEPARATORS, Locale.ENGLISH); + checkCapitalize("Lorem!Ipsum (Dolor) Sit * Amet", "Lorem!Ipsum (Dolor) Sit * Amet", + WORD_SEPARATORS, Locale.ENGLISH); + checkCapitalize("Lorem!Ipsum (dolor) Sit * Amet", "Lorem!Ipsum (Dolor) Sit * Amet", + WORD_SEPARATORS, 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 testToCodePointArray() { + final String STR_WITH_SUPPLEMENTARY_CHAR = "abcde\uD861\uDED7fgh\u0000\u2002\u2003\u3000xx"; + final int[] EXPECTED_RESULT = new int[] { 'a', 'b', 'c', 'd', 'e', 0x286D7, 'f', 'g', 'h', + 0, 0x2002, 0x2003, 0x3000, 'x', 'x'}; + final int[] codePointArray = StringUtils.toCodePointArray(STR_WITH_SUPPLEMENTARY_CHAR, 0, + STR_WITH_SUPPLEMENTARY_CHAR.length()); + assertEquals("toCodePointArray, size matches", codePointArray.length, + EXPECTED_RESULT.length); + for (int i = 0; i < EXPECTED_RESULT.length; ++i) { + assertEquals("toCodePointArray position " + i, codePointArray[i], EXPECTED_RESULT[i]); + } + } + + public void testCopyCodePointsAndReturnCodePointCount() { + final String STR_WITH_SUPPLEMENTARY_CHAR = "AbcDE\uD861\uDED7fGh\u0000\u2002\u3000あx"; + final int[] EXPECTED_RESULT = new int[] { 'A', 'b', 'c', 'D', 'E', 0x286D7, + 'f', 'G', 'h', 0, 0x2002, 0x3000, 'あ', 'x'}; + final int[] EXPECTED_RESULT_DOWNCASE = new int[] { 'a', 'b', 'c', 'd', 'e', 0x286D7, + 'f', 'g', 'h', 0, 0x2002, 0x3000, 'あ', 'x'}; + + int[] codePointArray = new int[50]; + int codePointCount = StringUtils.copyCodePointsAndReturnCodePointCount(codePointArray, + STR_WITH_SUPPLEMENTARY_CHAR, 0, + STR_WITH_SUPPLEMENTARY_CHAR.length(), false /* downCase */); + assertEquals("copyCodePointsAndReturnCodePointCount, size matches", codePointCount, + EXPECTED_RESULT.length); + for (int i = 0; i < codePointCount; ++i) { + assertEquals("copyCodePointsAndReturnCodePointCount position " + i, codePointArray[i], + EXPECTED_RESULT[i]); + } + + codePointCount = StringUtils.copyCodePointsAndReturnCodePointCount(codePointArray, + STR_WITH_SUPPLEMENTARY_CHAR, 0, + STR_WITH_SUPPLEMENTARY_CHAR.length(), true /* downCase */); + assertEquals("copyCodePointsAndReturnCodePointCount downcase, size matches", codePointCount, + EXPECTED_RESULT_DOWNCASE.length); + for (int i = 0; i < codePointCount; ++i) { + assertEquals("copyCodePointsAndReturnCodePointCount position " + i, codePointArray[i], + EXPECTED_RESULT_DOWNCASE[i]); + } + + final int JAVA_CHAR_COUNT = 8; + final int CODEPOINT_COUNT = 7; + codePointCount = StringUtils.copyCodePointsAndReturnCodePointCount(codePointArray, + STR_WITH_SUPPLEMENTARY_CHAR, 0, JAVA_CHAR_COUNT, false /* downCase */); + assertEquals("copyCodePointsAndReturnCodePointCount, size matches", codePointCount, + CODEPOINT_COUNT); + for (int i = 0; i < codePointCount; ++i) { + assertEquals("copyCodePointsAndReturnCodePointCount position " + i, codePointArray[i], + EXPECTED_RESULT[i]); + } + + boolean exceptionHappened = false; + codePointArray = new int[5]; + try { + codePointCount = StringUtils.copyCodePointsAndReturnCodePointCount(codePointArray, + STR_WITH_SUPPLEMENTARY_CHAR, 0, JAVA_CHAR_COUNT, false /* downCase */); + } catch (ArrayIndexOutOfBoundsException e) { + exceptionHappened = true; + } + assertTrue("copyCodePointsAndReturnCodePointCount throws when array is too small", + exceptionHappened); + } + + public void testGetTrailingSingleQuotesCount() { + assertEquals(0, StringUtils.getTrailingSingleQuotesCount("")); + assertEquals(1, StringUtils.getTrailingSingleQuotesCount("'")); + assertEquals(5, StringUtils.getTrailingSingleQuotesCount("'''''")); + assertEquals(0, StringUtils.getTrailingSingleQuotesCount("a")); + assertEquals(0, StringUtils.getTrailingSingleQuotesCount("'this")); + assertEquals(1, StringUtils.getTrailingSingleQuotesCount("'word'")); + assertEquals(0, StringUtils.getTrailingSingleQuotesCount("I'm")); + } } |