/*
 * Copyright (C) 2016-2019 Álinson Santos Xavier <isoron@gmail.com>
 *
 * This file is part of Loop Habit Tracker.
 *
 * Loop Habit Tracker is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * Loop Habit Tracker is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

package org.isoron.platform.concurrency

import kotlin.test.*

class ObservableTest {

    interface TestListener {
        fun onDataChanged(data: Int)
    }

    @Test
    fun testNotifyListeners() {
        var wasCalled = false

        val listener = object : TestListener {
            override fun onDataChanged(data: Int) {
                assertEquals(42, data)
                wasCalled = true
            }
        }

        val observable = Observable<TestListener>()
        observable.addListener(listener)
        observable.notifyListeners { it.onDataChanged(42) }
        assertTrue(wasCalled)
    }
}