CharacterPredicatesTest.java
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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
*
* https://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 org.apache.commons.text;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;
import org.junit.jupiter.api.Test;
/**
* Tests for {@link CharacterPredicates}.
*/
class CharacterPredicatesTest {
@Test
void testArabicNumerals() {
assertTrue(CharacterPredicates.ARABIC_NUMERALS.test('0'));
assertTrue(CharacterPredicates.ARABIC_NUMERALS.test('1'));
assertTrue(CharacterPredicates.ARABIC_NUMERALS.test('9'));
assertFalse(CharacterPredicates.ARABIC_NUMERALS.test('/'));
assertFalse(CharacterPredicates.ARABIC_NUMERALS.test(':'));
assertFalse(CharacterPredicates.ARABIC_NUMERALS.test('a'));
}
@Test
void testAsciiAlphaNumerals() {
assertTrue(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('a'));
assertTrue(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('z'));
assertTrue(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('A'));
assertTrue(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('Z'));
assertTrue(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('0'));
assertTrue(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('9'));
assertFalse(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('`'));
assertFalse(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('{'));
assertFalse(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('@'));
assertFalse(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('['));
assertFalse(CharacterPredicates.ASCII_ALPHA_NUMERALS.test('/'));
assertFalse(CharacterPredicates.ASCII_ALPHA_NUMERALS.test(':'));
}
@Test
void testAsciiLetters() {
assertTrue(CharacterPredicates.ASCII_LETTERS.test('a'));
assertTrue(CharacterPredicates.ASCII_LETTERS.test('z'));
assertTrue(CharacterPredicates.ASCII_LETTERS.test('A'));
assertTrue(CharacterPredicates.ASCII_LETTERS.test('Z'));
assertFalse(CharacterPredicates.ASCII_LETTERS.test('9'));
assertFalse(CharacterPredicates.ASCII_LETTERS.test('`'));
assertFalse(CharacterPredicates.ASCII_LETTERS.test('{'));
assertFalse(CharacterPredicates.ASCII_LETTERS.test('@'));
assertFalse(CharacterPredicates.ASCII_LETTERS.test('['));
}
@Test
void testAsciiLowercaseLetters() {
assertTrue(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('a'));
assertTrue(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('z'));
assertFalse(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('9'));
assertFalse(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('A'));
assertFalse(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('Z'));
assertFalse(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('`'));
assertFalse(CharacterPredicates.ASCII_LOWERCASE_LETTERS.test('{'));
}
@Test
void testAsciiUppercaseLetters() {
assertTrue(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('A'));
assertTrue(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('Z'));
assertFalse(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('9'));
assertFalse(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('@'));
assertFalse(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('['));
assertFalse(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('a'));
assertFalse(CharacterPredicates.ASCII_UPPERCASE_LETTERS.test('z'));
}
@Test
void testDigits() {
assertTrue(CharacterPredicates.DIGITS.test('0'));
assertTrue(CharacterPredicates.DIGITS.test('9'));
assertFalse(CharacterPredicates.DIGITS.test('-'));
assertFalse(CharacterPredicates.DIGITS.test('.'));
assertFalse(CharacterPredicates.DIGITS.test('L'));
}
@Test
void testLetters() {
assertTrue(CharacterPredicates.LETTERS.test('a'));
assertTrue(CharacterPredicates.LETTERS.test('Z'));
assertFalse(CharacterPredicates.LETTERS.test('1'));
assertFalse(CharacterPredicates.LETTERS.test('?'));
assertFalse(CharacterPredicates.LETTERS.test('@'));
}
}