311 lines
16 KiB
Java
311 lines
16 KiB
Java
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.inputmethod.latin.utils;
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import android.test.AndroidTestCase;
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import android.test.suitebuilder.annotation.SmallTest;
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import com.android.inputmethod.latin.Constants;
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import java.util.Arrays;
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import java.util.List;
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import java.util.Locale;
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@SmallTest
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public class StringAndJsonUtilsTests extends AndroidTestCase {
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public void testContainsInArray() {
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assertFalse("empty array", StringUtils.containsInArray("key", new String[0]));
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assertFalse("not in 1 element", StringUtils.containsInArray("key", new String[] {
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"key1"
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}));
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assertFalse("not in 2 elements", StringUtils.containsInArray("key", new String[] {
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"key1", "key2"
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}));
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assertTrue("in 1 element", StringUtils.containsInArray("key", new String[] {
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"key"
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}));
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assertTrue("in 2 elements", StringUtils.containsInArray("key", new String[] {
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"key1", "key"
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}));
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}
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public void testContainsInCommaSplittableText() {
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assertFalse("null", StringUtils.containsInCommaSplittableText("key", null));
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assertFalse("empty", StringUtils.containsInCommaSplittableText("key", ""));
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assertFalse("not in 1 element",
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StringUtils.containsInCommaSplittableText("key", "key1"));
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assertFalse("not in 2 elements",
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StringUtils.containsInCommaSplittableText("key", "key1,key2"));
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assertTrue("in 1 element", StringUtils.containsInCommaSplittableText("key", "key"));
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assertTrue("in 2 elements", StringUtils.containsInCommaSplittableText("key", "key1,key"));
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}
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public void testJoinCommaSplittableText() {
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assertEquals("2 nulls", "",
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StringUtils.joinCommaSplittableText(null, null));
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assertEquals("null and empty", "",
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StringUtils.joinCommaSplittableText(null, ""));
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assertEquals("empty and null", "",
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StringUtils.joinCommaSplittableText("", null));
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assertEquals("2 empties", "",
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StringUtils.joinCommaSplittableText("", ""));
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assertEquals("text and null", "text",
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StringUtils.joinCommaSplittableText("text", null));
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assertEquals("text and empty", "text",
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StringUtils.joinCommaSplittableText("text", ""));
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assertEquals("null and text", "text",
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StringUtils.joinCommaSplittableText(null, "text"));
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assertEquals("empty and text", "text",
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StringUtils.joinCommaSplittableText("", "text"));
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assertEquals("2 texts", "text1,text2",
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StringUtils.joinCommaSplittableText("text1", "text2"));
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}
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public void testAppendToCommaSplittableTextIfNotExists() {
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assertEquals("null", "key",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", null));
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assertEquals("empty", "key",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", ""));
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assertEquals("not in 1 element", "key1,key",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1"));
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assertEquals("not in 2 elements", "key1,key2,key",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1,key2"));
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assertEquals("in 1 element", "key",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", "key"));
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assertEquals("in 2 elements at position 1", "key,key2",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", "key,key2"));
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assertEquals("in 2 elements at position 2", "key1,key",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1,key"));
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assertEquals("in 3 elements at position 2", "key1,key,key3",
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StringUtils.appendToCommaSplittableTextIfNotExists("key", "key1,key,key3"));
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}
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public void testRemoveFromCommaSplittableTextIfExists() {
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assertEquals("null", "", StringUtils.removeFromCommaSplittableTextIfExists("key", null));
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assertEquals("empty", "", StringUtils.removeFromCommaSplittableTextIfExists("key", ""));
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assertEquals("not in 1 element", "key1",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key1"));
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assertEquals("not in 2 elements", "key1,key2",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key1,key2"));
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assertEquals("in 1 element", "",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key"));
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assertEquals("in 2 elements at position 1", "key2",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key,key2"));
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assertEquals("in 2 elements at position 2", "key1",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key1,key"));
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assertEquals("in 3 elements at position 2", "key1,key3",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key1,key,key3"));
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assertEquals("in 3 elements at position 1,2,3", "",
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StringUtils.removeFromCommaSplittableTextIfExists("key", "key,key,key"));
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assertEquals("in 5 elements at position 2,4", "key1,key3,key5",
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StringUtils.removeFromCommaSplittableTextIfExists(
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"key", "key1,key,key3,key,key5"));
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}
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public void testCapitalizeFirstCodePoint() {
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assertEquals("SSaa",
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StringUtils.capitalizeFirstCodePoint("ßaa", Locale.GERMAN));
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assertEquals("Aßa",
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StringUtils.capitalizeFirstCodePoint("aßa", Locale.GERMAN));
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assertEquals("Iab",
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StringUtils.capitalizeFirstCodePoint("iab", Locale.ENGLISH));
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assertEquals("CAmElCaSe",
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StringUtils.capitalizeFirstCodePoint("cAmElCaSe", Locale.ENGLISH));
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assertEquals("İab",
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StringUtils.capitalizeFirstCodePoint("iab", new Locale("tr")));
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assertEquals("AİB",
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StringUtils.capitalizeFirstCodePoint("AİB", new Locale("tr")));
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assertEquals("A",
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StringUtils.capitalizeFirstCodePoint("a", Locale.ENGLISH));
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assertEquals("A",
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StringUtils.capitalizeFirstCodePoint("A", Locale.ENGLISH));
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}
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public void testCapitalizeFirstAndDowncaseRest() {
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assertEquals("SSaa",
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StringUtils.capitalizeFirstAndDowncaseRest("ßaa", Locale.GERMAN));
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assertEquals("Aßa",
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StringUtils.capitalizeFirstAndDowncaseRest("aßa", Locale.GERMAN));
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assertEquals("Iab",
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StringUtils.capitalizeFirstAndDowncaseRest("iab", Locale.ENGLISH));
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assertEquals("Camelcase",
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StringUtils.capitalizeFirstAndDowncaseRest("cAmElCaSe", Locale.ENGLISH));
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assertEquals("İab",
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StringUtils.capitalizeFirstAndDowncaseRest("iab", new Locale("tr")));
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assertEquals("Aib",
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StringUtils.capitalizeFirstAndDowncaseRest("AİB", new Locale("tr")));
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assertEquals("A",
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StringUtils.capitalizeFirstAndDowncaseRest("a", Locale.ENGLISH));
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assertEquals("A",
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StringUtils.capitalizeFirstAndDowncaseRest("A", Locale.ENGLISH));
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}
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public void testGetCapitalizationType() {
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assertEquals(StringUtils.CAPITALIZE_NONE,
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StringUtils.getCapitalizationType("capitalize"));
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assertEquals(StringUtils.CAPITALIZE_NONE,
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StringUtils.getCapitalizationType("cApITalize"));
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assertEquals(StringUtils.CAPITALIZE_NONE,
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StringUtils.getCapitalizationType("capitalizE"));
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assertEquals(StringUtils.CAPITALIZE_NONE,
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StringUtils.getCapitalizationType("__c a piu$@tali56ze"));
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assertEquals(StringUtils.CAPITALIZE_FIRST,
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StringUtils.getCapitalizationType("A__c a piu$@tali56ze"));
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assertEquals(StringUtils.CAPITALIZE_FIRST,
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StringUtils.getCapitalizationType("Capitalize"));
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assertEquals(StringUtils.CAPITALIZE_FIRST,
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StringUtils.getCapitalizationType(" Capitalize"));
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assertEquals(StringUtils.CAPITALIZE_ALL,
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StringUtils.getCapitalizationType("CAPITALIZE"));
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assertEquals(StringUtils.CAPITALIZE_ALL,
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StringUtils.getCapitalizationType(" PI26LIE"));
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assertEquals(StringUtils.CAPITALIZE_NONE,
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StringUtils.getCapitalizationType(""));
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}
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public void testIsIdenticalAfterUpcaseIsIdenticalAfterDowncase() {
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assertFalse(StringUtils.isIdenticalAfterUpcase("capitalize"));
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assertTrue(StringUtils.isIdenticalAfterDowncase("capitalize"));
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assertFalse(StringUtils.isIdenticalAfterUpcase("cApITalize"));
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assertFalse(StringUtils.isIdenticalAfterDowncase("cApITalize"));
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assertFalse(StringUtils.isIdenticalAfterUpcase("capitalizE"));
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assertFalse(StringUtils.isIdenticalAfterDowncase("capitalizE"));
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assertFalse(StringUtils.isIdenticalAfterUpcase("__c a piu$@tali56ze"));
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assertTrue(StringUtils.isIdenticalAfterDowncase("__c a piu$@tali56ze"));
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assertFalse(StringUtils.isIdenticalAfterUpcase("A__c a piu$@tali56ze"));
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assertFalse(StringUtils.isIdenticalAfterDowncase("A__c a piu$@tali56ze"));
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assertFalse(StringUtils.isIdenticalAfterUpcase("Capitalize"));
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assertFalse(StringUtils.isIdenticalAfterDowncase("Capitalize"));
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assertFalse(StringUtils.isIdenticalAfterUpcase(" Capitalize"));
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assertFalse(StringUtils.isIdenticalAfterDowncase(" Capitalize"));
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assertTrue(StringUtils.isIdenticalAfterUpcase("CAPITALIZE"));
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assertFalse(StringUtils.isIdenticalAfterDowncase("CAPITALIZE"));
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assertTrue(StringUtils.isIdenticalAfterUpcase(" PI26LIE"));
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assertFalse(StringUtils.isIdenticalAfterDowncase(" PI26LIE"));
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assertTrue(StringUtils.isIdenticalAfterUpcase(""));
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assertTrue(StringUtils.isIdenticalAfterDowncase(""));
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}
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private static void checkCapitalize(final String src, final String dst,
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final int[] sortedSeparators, final Locale locale) {
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assertEquals(dst, StringUtils.capitalizeEachWord(src, sortedSeparators, locale));
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assert(src.equals(dst)
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== StringUtils.isIdenticalAfterCapitalizeEachWord(src, sortedSeparators));
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}
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private static final int[] SPACE = { Constants.CODE_SPACE };
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private static final int[] SPACE_PERIOD = StringUtils.toSortedCodePointArray(" .");
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private static final int[] SENTENCE_SEPARATORS =
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StringUtils.toSortedCodePointArray(" \n.!?*()&");
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private static final int[] WORD_SEPARATORS = StringUtils.toSortedCodePointArray(" \n.!?*,();&");
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public void testCapitalizeEachWord() {
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checkCapitalize("", "", SPACE, Locale.ENGLISH);
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checkCapitalize("test", "Test", SPACE, Locale.ENGLISH);
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checkCapitalize(" test", " Test", SPACE, Locale.ENGLISH);
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checkCapitalize("Test", "Test", SPACE, Locale.ENGLISH);
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checkCapitalize(" Test", " Test", SPACE, Locale.ENGLISH);
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checkCapitalize(".Test", ".test", SPACE, Locale.ENGLISH);
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checkCapitalize(".Test", ".Test", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("test and retest", "Test And Retest", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("Test and retest", "Test And Retest", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("Test And Retest", "Test And Retest", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("Test And.Retest ", "Test And.Retest ", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("Test And.retest ", "Test And.Retest ", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("Test And.retest ", "Test And.retest ", SPACE, Locale.ENGLISH);
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checkCapitalize("Test And.Retest ", "Test And.retest ", SPACE, Locale.ENGLISH);
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checkCapitalize("test and ietest", "Test And İetest", SPACE_PERIOD, new Locale("tr"));
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checkCapitalize("test and ietest", "Test And Ietest", SPACE_PERIOD, Locale.ENGLISH);
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checkCapitalize("Test&Retest", "Test&Retest", SENTENCE_SEPARATORS, Locale.ENGLISH);
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checkCapitalize("Test&retest", "Test&Retest", SENTENCE_SEPARATORS, Locale.ENGLISH);
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checkCapitalize("test&Retest", "Test&Retest", SENTENCE_SEPARATORS, Locale.ENGLISH);
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checkCapitalize("rest\nrecreation! And in the end...",
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"Rest\nRecreation! And In The End...", WORD_SEPARATORS, Locale.ENGLISH);
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checkCapitalize("lorem ipsum dolor sit amet", "Lorem Ipsum Dolor Sit Amet",
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WORD_SEPARATORS, Locale.ENGLISH);
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checkCapitalize("Lorem!Ipsum (Dolor) Sit * Amet", "Lorem!Ipsum (Dolor) Sit * Amet",
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WORD_SEPARATORS, Locale.ENGLISH);
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checkCapitalize("Lorem!Ipsum (dolor) Sit * Amet", "Lorem!Ipsum (Dolor) Sit * Amet",
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WORD_SEPARATORS, Locale.ENGLISH);
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}
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public void testLooksLikeURL() {
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assertTrue(StringUtils.lastPartLooksLikeURL("http://www.google."));
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assertFalse(StringUtils.lastPartLooksLikeURL("word wo"));
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assertTrue(StringUtils.lastPartLooksLikeURL("/etc/foo"));
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assertFalse(StringUtils.lastPartLooksLikeURL("left/right"));
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assertTrue(StringUtils.lastPartLooksLikeURL("www.goo"));
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assertTrue(StringUtils.lastPartLooksLikeURL("www."));
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assertFalse(StringUtils.lastPartLooksLikeURL("U.S.A"));
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assertFalse(StringUtils.lastPartLooksLikeURL("U.S.A."));
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assertTrue(StringUtils.lastPartLooksLikeURL("rtsp://foo."));
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assertTrue(StringUtils.lastPartLooksLikeURL("://"));
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assertFalse(StringUtils.lastPartLooksLikeURL("abc/"));
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assertTrue(StringUtils.lastPartLooksLikeURL("abc.def/ghi"));
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assertFalse(StringUtils.lastPartLooksLikeURL("abc.def"));
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// TODO: ideally this would not look like a URL, but to keep down the complexity of the
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// code for now True is acceptable.
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assertTrue(StringUtils.lastPartLooksLikeURL("abc./def"));
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// TODO: ideally this would not look like a URL, but to keep down the complexity of the
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// code for now True is acceptable.
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assertTrue(StringUtils.lastPartLooksLikeURL(".abc/def"));
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}
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public void testHexStringUtils() {
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final byte[] bytes = new byte[] { (byte)0x01, (byte)0x11, (byte)0x22, (byte)0x33,
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(byte)0x55, (byte)0x88, (byte)0xEE };
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final String bytesStr = StringUtils.byteArrayToHexString(bytes);
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final byte[] bytes2 = StringUtils.hexStringToByteArray(bytesStr);
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for (int i = 0; i < bytes.length; ++i) {
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assertTrue(bytes[i] == bytes2[i]);
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}
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final String bytesStr2 = StringUtils.byteArrayToHexString(bytes2);
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assertTrue(bytesStr.equals(bytesStr2));
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}
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public void testContainsOnlyWhitespace() {
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assertTrue(StringUtils.containsOnlyWhitespace(" "));
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assertTrue(StringUtils.containsOnlyWhitespace(""));
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assertTrue(StringUtils.containsOnlyWhitespace(" \n\t\t"));
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// U+2002 : EN SPACE
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// U+2003 : EM SPACE
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// U+3000 : IDEOGRAPHIC SPACE (commonly "double-width space")
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assertTrue(StringUtils.containsOnlyWhitespace("\u2002\u2003\u3000"));
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assertFalse(StringUtils.containsOnlyWhitespace(" a "));
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assertFalse(StringUtils.containsOnlyWhitespace(". "));
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assertFalse(StringUtils.containsOnlyWhitespace("."));
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assertTrue(StringUtils.containsOnlyWhitespace(""));
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}
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public void testJsonUtils() {
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final Object[] objs = new Object[] { 1, "aaa", "bbb", 3 };
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final List<Object> objArray = Arrays.asList(objs);
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final String str = JsonUtils.listToJsonStr(objArray);
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final List<Object> newObjArray = JsonUtils.jsonStrToList(str);
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for (int i = 0; i < objs.length; ++i) {
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assertEquals(objs[i], newObjArray.get(i));
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}
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}
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}
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