/src/test/java/com/notnoop/apns/utils/StringTruncationTest.java
http://github.com/notnoop/java-apns · Java · 89 lines · 48 code · 10 blank · 31 comment · 0 complexity · 469c2b10c487d212c4d1dcbb1f3ea83f MD5 · raw file
- /*
- * Copyright 2009, Mahmood Ali.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met:
- *
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following disclaimer
- * in the documentation and/or other materials provided with the
- * distribution.
- * * Neither the name of Mahmood Ali. nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
- package com.notnoop.apns.utils;
- import org.junit.Assert;
- import org.junit.experimental.theories.DataPoints;
- import org.junit.experimental.theories.Theories;
- import org.junit.experimental.theories.Theory;
- import org.junit.runner.RunWith;
- import com.notnoop.apns.internal.Utilities;
- // Test inspired by http://stackoverflow.com/questions/119328/how-do-i-truncate-a-java-string-to-fit-in-a-given-number-of-bytes-once-utf-8-enc
- @RunWith(Theories.class)
- public class StringTruncationTest {
- @DataPoints public static Object[][] dataPoints = {
- {"abcd", 0, 0},
- {"abcd", 1, 1},
- {"abcd", 2, 2},
- {"abcd", 3, 3},
- {"abcd", 4, 4},
- {"abcd", 5, 4},
- {"a\u0080b", 0, 0},
- {"a\u0080b", 1, 1},
- {"a\u0080b", 2, 1},
- {"a\u0080b", 3, 3},
- {"a\u0080b", 4, 4},
- {"a\u0080b", 5, 4},
- {"a\u0800b", 0, 0},
- {"a\u0800b", 1, 1},
- {"a\u0800b", 2, 1},
- {"a\u0800b", 3, 1},
- {"a\u0800b", 4, 4},
- {"a\u0800b", 5, 5},
- {"a\u0800b", 6, 5},
- };
- @DataPoints public static Object[][] surrogatePairs = {
- {"\uD834\uDD1E", 0, 0},
- {"\uD834\uDD1E", 1, 0},
- {"\uD834\uDD1E", 2, 0},
- {"\uD834\uDD1E", 3, 0},
- {"\uD834\uDD1E", 4, 4},
- {"\uD834\uDD1E", 5, 4}
- };
- @Theory
- public void truncateUTF8Properly(Object[] p) {
- String str = (String)p[0];
- int maxBytes = (Integer)p[1];
- int expectedBytes = (Integer)p[2];
- String result = Utilities.truncateWhenUTF8(str, maxBytes);
- byte[] utf8 = Utilities.toUTF8Bytes(result);
- Assert.assertEquals(expectedBytes, utf8.length);
- }
- }