/*
 * Copyright 2008-2026 Async-IO.org
 *
 * Licensed 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
 *
 * http://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.atmosphere.cache;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;

class BroadcastMessageTest {

    @Test
    void canonicalConstructorStoresFields() {
        var msg = new BroadcastMessage("myId", "data");
        assertEquals("myId", msg.id());
        assertEquals("data", msg.message());
    }

    @Test
    void singleArgConstructorGeneratesId() {
        var msg = new BroadcastMessage("hello");
        assertNotNull(msg.id());
        assertEquals("hello", msg.message());
    }

    @Test
    void singleArgConstructorGeneratesUniqueIds() {
        var a = new BroadcastMessage("x");
        var b = new BroadcastMessage("x");
        assertNotEquals(a.id(), b.id());
    }

    @Test
    void generatedIdIsUuidFormat() {
        var msg = new BroadcastMessage("data");
        // UUID = 36 chars
        assertEquals(36, msg.id().length());
    }

    @Test
    void nonStringMessage() {
        var list = java.util.List.of(1, 2, 3);
        var msg = new BroadcastMessage(list);
        assertEquals(list, msg.message());
    }
}
