ConcurrentSkipListIntObjMultimapTest.java — netty Source File

Source Code

/*
 * Copyright 2026 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.concurrent;

import io.netty.util.concurrent.ConcurrentSkipListIntObjMultimap.IntEntry;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.RepeatedTest;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;

import java.util.Arrays;
import java.util.Iterator;
import java.util.NoSuchElementException;
import java.util.concurrent.ThreadLocalRandom;

import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;

class ConcurrentSkipListIntObjMultimapTest {
    private ConcurrentSkipListIntObjMultimap<String> map;
    private int noKey;

    @BeforeEach
    void setUp() {
        noKey = -1;
        map = new ConcurrentSkipListIntObjMultimap<String>(noKey);
    }

    @Test
    void addIterateAndRemoveEntries() throws Exception {
        assertFalse(map.iterator().hasNext());
        map.put(1, "a");
        map.put(2, "b");
        assertFalse(map.isEmpty());
        assertEquals(2, map.size());
        IntEntry<String> entry;
        Iterator<IntEntry<String>> itr = map.iterator();
        assertTrue(itr.hasNext());
        entry = itr.next();
        itr.remove();
        assertEquals(new IntEntry<String>(1, "a"), entry);
// ... (383 more lines)