AsciiStringCharacterTest.java — netty Source File

Source Code

/*
 * Copyright 2014 The Netty Project
 *
 * The Netty Project 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 io.netty.util;

import org.junit.jupiter.api.Test;

import java.nio.CharBuffer;
import java.nio.charset.Charset;
import java.util.Random;

import static io.netty.util.AsciiString.contains;
import static io.netty.util.AsciiString.containsIgnoreCase;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * Test character encoding and case insensitivity for the {@link AsciiString} class
 */
public class AsciiStringCharacterTest {
    private static final Random r = new Random();

    @Test
    public void testContentEqualsIgnoreCase() {
        byte[] bytes = { 32, 'a' };
        AsciiString asciiString = new AsciiString(bytes, 1, 1, false);
        // https://github.com/netty/netty/issues/9475
        assertFalse(asciiString.contentEqualsIgnoreCase("b"));
        assertFalse(asciiString.contentEqualsIgnoreCase(AsciiString.of("b")));
    }

    @Test
    public void testGetBytesStringBuilder() {
        final StringBuilder b = new StringBuilder();
        for (int i = 0; i < 1 << 16; ++i) {
            b.append("eéaà");
        }
        final String bString = b.toString();
        final Charset[] charsets = CharsetUtil.values();
        for (int i = 0; i < charsets.length; ++i) {
            final Charset charset = charsets[i];
            byte[] expected = bString.getBytes(charset);
            byte[] actual = new AsciiString(b, charset).toByteArray();
            assertArrayEquals(expected, actual, "failure for " + charset);
        }
// ... (494 more lines)