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")); + } } diff --git a/tests/src/com/android/inputmethod/latin/utils/JsonUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/JsonUtilsTests.java new file mode 100644 index 000000000..194112070 --- /dev/null +++ b/tests/src/com/android/inputmethod/latin/utils/JsonUtilsTests.java @@ -0,0 +1,36 @@ +/* + * Copyright (C) 2014 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 android.test.AndroidTestCase; +import android.test.suitebuilder.annotation.SmallTest; + +import java.util.Arrays; +import java.util.List; + +@SmallTest +public class JsonUtilsTests extends AndroidTestCase { + public void testJsonUtils() { + final Object[] objs = new Object[] { 1, "aaa", "bbb", 3 }; + final List objArray = Arrays.asList(objs); + final String str = JsonUtils.listToJsonStr(objArray); + final List newObjArray = JsonUtils.jsonStrToList(str); + for (int i = 0; i < objs.length; ++i) { + assertEquals(objs[i], newObjArray.get(i)); + } + } +} diff --git a/tests/src/com/android/inputmethod/latin/utils/SpannableStringUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/SpannableStringUtilsTests.java index 11d10aa2f..665d81ccd 100644 --- a/tests/src/com/android/inputmethod/latin/utils/SpannableStringUtilsTests.java +++ b/tests/src/com/android/inputmethod/latin/utils/SpannableStringUtilsTests.java @@ -20,8 +20,10 @@ import android.test.AndroidTestCase; import android.test.suitebuilder.annotation.SmallTest; import android.text.style.SuggestionSpan; import android.text.style.URLSpan; +import android.text.SpannableString; import android.text.SpannableStringBuilder; import android.text.Spanned; +import android.text.SpannedString; @SmallTest public class SpannableStringUtilsTests extends AndroidTestCase { @@ -54,4 +56,171 @@ public class SpannableStringUtilsTests extends AndroidTestCase { assertTrue("Should be a SuggestionSpan", spans[i] instanceof SuggestionSpan); } } + + private static void assertSpanCount(final int expectedCount, final CharSequence cs) { + final int actualCount; + if (cs instanceof Spanned) { + final Spanned spanned = (Spanned) cs; + actualCount = spanned.getSpans(0, spanned.length(), Object.class).length; + } else { + actualCount = 0; + } + assertEquals(expectedCount, actualCount); + } + + private static void assertSpan(final CharSequence cs, final Object expectedSpan, + final int expectedStart, final int expectedEnd, final int expectedFlags) { + assertTrue(cs instanceof Spanned); + final Spanned spanned = (Spanned) cs; + final Object[] actualSpans = spanned.getSpans(0, spanned.length(), Object.class); + for (Object actualSpan : actualSpans) { + if (actualSpan == expectedSpan) { + final int actualStart = spanned.getSpanStart(actualSpan); + final int actualEnd = spanned.getSpanEnd(actualSpan); + final int actualFlags = spanned.getSpanFlags(actualSpan); + assertEquals(expectedStart, actualStart); + assertEquals(expectedEnd, actualEnd); + assertEquals(expectedFlags, actualFlags); + return; + } + } + assertTrue(false); + } + + public void testSplitCharSequenceWithSpan() { + // text: " a bcd efg hij " + // span1: ^^^^^^^ + // span2: ^^^^^ + // span3: ^ + final SpannableString spannableString = new SpannableString(" a bcd efg hij "); + final Object span1 = new Object(); + final Object span2 = new Object(); + final Object span3 = new Object(); + final int SPAN1_FLAGS = Spanned.SPAN_EXCLUSIVE_EXCLUSIVE; + final int SPAN2_FLAGS = Spanned.SPAN_EXCLUSIVE_INCLUSIVE; + final int SPAN3_FLAGS = Spanned.SPAN_INCLUSIVE_INCLUSIVE; + spannableString.setSpan(span1, 0, 7, SPAN1_FLAGS); + spannableString.setSpan(span2, 0, 5, SPAN2_FLAGS); + spannableString.setSpan(span3, 12, 13, SPAN3_FLAGS); + final CharSequence[] charSequencesFromSpanned = SpannableStringUtils.split( + spannableString, " ", true /* preserveTrailingEmptySegmengs */); + final CharSequence[] charSequencesFromString = SpannableStringUtils.split( + spannableString.toString(), " ", true /* preserveTrailingEmptySegmengs */); + + + assertEquals(7, charSequencesFromString.length); + assertEquals(7, charSequencesFromSpanned.length); + + // text: "" + // span1: ^ + // span2: ^ + // span3: + assertEquals("", charSequencesFromString[0].toString()); + assertSpanCount(0, charSequencesFromString[0]); + assertEquals("", charSequencesFromSpanned[0].toString()); + assertSpanCount(2, charSequencesFromSpanned[0]); + assertSpan(charSequencesFromSpanned[0], span1, 0, 0, SPAN1_FLAGS); + assertSpan(charSequencesFromSpanned[0], span2, 0, 0, SPAN2_FLAGS); + + // text: "a" + // span1: ^ + // span2: ^ + // span3: + assertEquals("a", charSequencesFromString[1].toString()); + assertSpanCount(0, charSequencesFromString[1]); + assertEquals("a", charSequencesFromSpanned[1].toString()); + assertSpanCount(2, charSequencesFromSpanned[1]); + assertSpan(charSequencesFromSpanned[1], span1, 0, 1, SPAN1_FLAGS); + assertSpan(charSequencesFromSpanned[1], span2, 0, 1, SPAN2_FLAGS); + + // text: "bcd" + // span1: ^^^ + // span2: ^^ + // span3: + assertEquals("bcd", charSequencesFromString[2].toString()); + assertSpanCount(0, charSequencesFromString[2]); + assertEquals("bcd", charSequencesFromSpanned[2].toString()); + assertSpanCount(2, charSequencesFromSpanned[2]); + assertSpan(charSequencesFromSpanned[2], span1, 0, 3, SPAN1_FLAGS); + assertSpan(charSequencesFromSpanned[2], span2, 0, 2, SPAN2_FLAGS); + + // text: "efg" + // span1: + // span2: + // span3: + assertEquals("efg", charSequencesFromString[3].toString()); + assertSpanCount(0, charSequencesFromString[3]); + assertEquals("efg", charSequencesFromSpanned[3].toString()); + assertSpanCount(0, charSequencesFromSpanned[3]); + + // text: "hij" + // span1: + // span2: + // span3: ^ + assertEquals("hij", charSequencesFromString[4].toString()); + assertSpanCount(0, charSequencesFromString[4]); + assertEquals("hij", charSequencesFromSpanned[4].toString()); + assertSpanCount(1, charSequencesFromSpanned[4]); + assertSpan(charSequencesFromSpanned[4], span3, 1, 2, SPAN3_FLAGS); + + // text: "" + // span1: + // span2: + // span3: + assertEquals("", charSequencesFromString[5].toString()); + assertSpanCount(0, charSequencesFromString[5]); + assertEquals("", charSequencesFromSpanned[5].toString()); + assertSpanCount(0, charSequencesFromSpanned[5]); + + // text: "" + // span1: + // span2: + // span3: + assertEquals("", charSequencesFromString[6].toString()); + assertSpanCount(0, charSequencesFromString[6]); + assertEquals("", charSequencesFromSpanned[6].toString()); + assertSpanCount(0, charSequencesFromSpanned[6]); + } + + public void testSplitCharSequencePreserveTrailingEmptySegmengs() { + assertEquals(1, SpannableStringUtils.split("", " ", + false /* preserveTrailingEmptySegmengs */).length); + assertEquals(1, SpannableStringUtils.split(new SpannedString(""), " ", + false /* preserveTrailingEmptySegmengs */).length); + + assertEquals(1, SpannableStringUtils.split("", " ", + true /* preserveTrailingEmptySegmengs */).length); + assertEquals(1, SpannableStringUtils.split(new SpannedString(""), " ", + true /* preserveTrailingEmptySegmengs */).length); + + assertEquals(0, SpannableStringUtils.split(" ", " ", + false /* preserveTrailingEmptySegmengs */).length); + assertEquals(0, SpannableStringUtils.split(new SpannedString(" "), " ", + false /* preserveTrailingEmptySegmengs */).length); + + assertEquals(2, SpannableStringUtils.split(" ", " ", + true /* preserveTrailingEmptySegmengs */).length); + assertEquals(2, SpannableStringUtils.split(new SpannedString(" "), " ", + true /* preserveTrailingEmptySegmengs */).length); + + assertEquals(3, SpannableStringUtils.split("a b c ", " ", + false /* preserveTrailingEmptySegmengs */).length); + assertEquals(3, SpannableStringUtils.split(new SpannedString("a b c "), " ", + false /* preserveTrailingEmptySegmengs */).length); + + assertEquals(5, SpannableStringUtils.split("a b c ", " ", + true /* preserveTrailingEmptySegmengs */).length); + assertEquals(5, SpannableStringUtils.split(new SpannedString("a b c "), " ", + true /* preserveTrailingEmptySegmengs */).length); + + assertEquals(6, SpannableStringUtils.split("a b ", " ", + false /* preserveTrailingEmptySegmengs */).length); + assertEquals(6, SpannableStringUtils.split(new SpannedString("a b "), " ", + false /* preserveTrailingEmptySegmengs */).length); + + assertEquals(7, SpannableStringUtils.split("a b ", " ", + true /* preserveTrailingEmptySegmengs */).length); + assertEquals(7, SpannableStringUtils.split(new SpannedString("a b "), " ", + true /* preserveTrailingEmptySegmengs */).length); + } } diff --git a/tests/src/com/android/inputmethod/latin/utils/StringAndJsonUtilsTests.java b/tests/src/com/android/inputmethod/latin/utils/StringAndJsonUtilsTests.java deleted file mode 100644 index 0389fefb0..000000000 --- a/tests/src/com/android/inputmethod/latin/utils/StringAndJsonUtilsTests.java +++ /dev/null @@ -1,501 +0,0 @@ -/* - * 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 android.test.AndroidTestCase; -import android.test.suitebuilder.annotation.SmallTest; -import android.text.SpannableString; -import android.text.Spanned; -import android.text.SpannedString; - -import com.android.inputmethod.latin.common.Constants; -import com.android.inputmethod.latin.common.StringUtils; -import com.android.inputmethod.latin.utils.SpannableStringUtils; - -import java.util.Arrays; -import java.util.List; -import java.util.Locale; - -@SmallTest -public class StringAndJsonUtilsTests 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 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 testJsonUtils() { - final Object[] objs = new Object[] { 1, "aaa", "bbb", 3 }; - final List objArray = Arrays.asList(objs); - final String str = JsonUtils.listToJsonStr(objArray); - final List newObjArray = JsonUtils.jsonStrToList(str); - for (int i = 0; i < objs.length; ++i) { - assertEquals(objs[i], newObjArray.get(i)); - } - } - - 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")); - } - - private static void assertSpanCount(final int expectedCount, final CharSequence cs) { - final int actualCount; - if (cs instanceof Spanned) { - final Spanned spanned = (Spanned) cs; - actualCount = spanned.getSpans(0, spanned.length(), Object.class).length; - } else { - actualCount = 0; - } - assertEquals(expectedCount, actualCount); - } - - private static void assertSpan(final CharSequence cs, final Object expectedSpan, - final int expectedStart, final int expectedEnd, final int expectedFlags) { - assertTrue(cs instanceof Spanned); - final Spanned spanned = (Spanned) cs; - final Object[] actualSpans = spanned.getSpans(0, spanned.length(), Object.class); - for (Object actualSpan : actualSpans) { - if (actualSpan == expectedSpan) { - final int actualStart = spanned.getSpanStart(actualSpan); - final int actualEnd = spanned.getSpanEnd(actualSpan); - final int actualFlags = spanned.getSpanFlags(actualSpan); - assertEquals(expectedStart, actualStart); - assertEquals(expectedEnd, actualEnd); - assertEquals(expectedFlags, actualFlags); - return; - } - } - assertTrue(false); - } - - public void testSplitCharSequenceWithSpan() { - // text: " a bcd efg hij " - // span1: ^^^^^^^ - // span2: ^^^^^ - // span3: ^ - final SpannableString spannableString = new SpannableString(" a bcd efg hij "); - final Object span1 = new Object(); - final Object span2 = new Object(); - final Object span3 = new Object(); - final int SPAN1_FLAGS = Spanned.SPAN_EXCLUSIVE_EXCLUSIVE; - final int SPAN2_FLAGS = Spanned.SPAN_EXCLUSIVE_INCLUSIVE; - final int SPAN3_FLAGS = Spanned.SPAN_INCLUSIVE_INCLUSIVE; - spannableString.setSpan(span1, 0, 7, SPAN1_FLAGS); - spannableString.setSpan(span2, 0, 5, SPAN2_FLAGS); - spannableString.setSpan(span3, 12, 13, SPAN3_FLAGS); - final CharSequence[] charSequencesFromSpanned = SpannableStringUtils.split( - spannableString, " ", true /* preserveTrailingEmptySegmengs */); - final CharSequence[] charSequencesFromString = SpannableStringUtils.split( - spannableString.toString(), " ", true /* preserveTrailingEmptySegmengs */); - - - assertEquals(7, charSequencesFromString.length); - assertEquals(7, charSequencesFromSpanned.length); - - // text: "" - // span1: ^ - // span2: ^ - // span3: - assertEquals("", charSequencesFromString[0].toString()); - assertSpanCount(0, charSequencesFromString[0]); - assertEquals("", charSequencesFromSpanned[0].toString()); - assertSpanCount(2, charSequencesFromSpanned[0]); - assertSpan(charSequencesFromSpanned[0], span1, 0, 0, SPAN1_FLAGS); - assertSpan(charSequencesFromSpanned[0], span2, 0, 0, SPAN2_FLAGS); - - // text: "a" - // span1: ^ - // span2: ^ - // span3: - assertEquals("a", charSequencesFromString[1].toString()); - assertSpanCount(0, charSequencesFromString[1]); - assertEquals("a", charSequencesFromSpanned[1].toString()); - assertSpanCount(2, charSequencesFromSpanned[1]); - assertSpan(charSequencesFromSpanned[1], span1, 0, 1, SPAN1_FLAGS); - assertSpan(charSequencesFromSpanned[1], span2, 0, 1, SPAN2_FLAGS); - - // text: "bcd" - // span1: ^^^ - // span2: ^^ - // span3: - assertEquals("bcd", charSequencesFromString[2].toString()); - assertSpanCount(0, charSequencesFromString[2]); - assertEquals("bcd", charSequencesFromSpanned[2].toString()); - assertSpanCount(2, charSequencesFromSpanned[2]); - assertSpan(charSequencesFromSpanned[2], span1, 0, 3, SPAN1_FLAGS); - assertSpan(charSequencesFromSpanned[2], span2, 0, 2, SPAN2_FLAGS); - - // text: "efg" - // span1: - // span2: - // span3: - assertEquals("efg", charSequencesFromString[3].toString()); - assertSpanCount(0, charSequencesFromString[3]); - assertEquals("efg", charSequencesFromSpanned[3].toString()); - assertSpanCount(0, charSequencesFromSpanned[3]); - - // text: "hij" - // span1: - // span2: - // span3: ^ - assertEquals("hij", charSequencesFromString[4].toString()); - assertSpanCount(0, charSequencesFromString[4]); - assertEquals("hij", charSequencesFromSpanned[4].toString()); - assertSpanCount(1, charSequencesFromSpanned[4]); - assertSpan(charSequencesFromSpanned[4], span3, 1, 2, SPAN3_FLAGS); - - // text: "" - // span1: - // span2: - // span3: - assertEquals("", charSequencesFromString[5].toString()); - assertSpanCount(0, charSequencesFromString[5]); - assertEquals("", charSequencesFromSpanned[5].toString()); - assertSpanCount(0, charSequencesFromSpanned[5]); - - // text: "" - // span1: - // span2: - // span3: - assertEquals("", charSequencesFromString[6].toString()); - assertSpanCount(0, charSequencesFromString[6]); - assertEquals("", charSequencesFromSpanned[6].toString()); - assertSpanCount(0, charSequencesFromSpanned[6]); - } - - public void testSplitCharSequencePreserveTrailingEmptySegmengs() { - assertEquals(1, SpannableStringUtils.split("", " ", - false /* preserveTrailingEmptySegmengs */).length); - assertEquals(1, SpannableStringUtils.split(new SpannedString(""), " ", - false /* preserveTrailingEmptySegmengs */).length); - - assertEquals(1, SpannableStringUtils.split("", " ", - true /* preserveTrailingEmptySegmengs */).length); - assertEquals(1, SpannableStringUtils.split(new SpannedString(""), " ", - true /* preserveTrailingEmptySegmengs */).length); - - assertEquals(0, SpannableStringUtils.split(" ", " ", - false /* preserveTrailingEmptySegmengs */).length); - assertEquals(0, SpannableStringUtils.split(new SpannedString(" "), " ", - false /* preserveTrailingEmptySegmengs */).length); - - assertEquals(2, SpannableStringUtils.split(" ", " ", - true /* preserveTrailingEmptySegmengs */).length); - assertEquals(2, SpannableStringUtils.split(new SpannedString(" "), " ", - true /* preserveTrailingEmptySegmengs */).length); - - assertEquals(3, SpannableStringUtils.split("a b c ", " ", - false /* preserveTrailingEmptySegmengs */).length); - assertEquals(3, SpannableStringUtils.split(new SpannedString("a b c "), " ", - false /* preserveTrailingEmptySegmengs */).length); - - assertEquals(5, SpannableStringUtils.split("a b c ", " ", - true /* preserveTrailingEmptySegmengs */).length); - assertEquals(5, SpannableStringUtils.split(new SpannedString("a b c "), " ", - true /* preserveTrailingEmptySegmengs */).length); - - assertEquals(6, SpannableStringUtils.split("a b ", " ", - false /* preserveTrailingEmptySegmengs */).length); - assertEquals(6, SpannableStringUtils.split(new SpannedString("a b "), " ", - false /* preserveTrailingEmptySegmengs */).length); - - assertEquals(7, SpannableStringUtils.split("a b ", " ", - true /* preserveTrailingEmptySegmengs */).length); - assertEquals(7, SpannableStringUtils.split(new SpannedString("a b "), " ", - true /* preserveTrailingEmptySegmengs */).length); - } -}