/*
 * Copyright (c) 2006-2015 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.dmdirc.config;

import com.dmdirc.config.provider.ConfigChangeListener;
import com.dmdirc.util.validators.PermissiveValidator;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.mockito.Mockito.anyString;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;

@RunWith(MockitoJUnitRunner.class)
public class ConfigManagerTest {

    @Mock private IdentityManager identityManager;

    @Test
    public void testNonExistantOption() {
        assertNull(new ConfigManager(identityManager, "", "", "", "")
                .getOption("unit-test123", "foobar"));
    }

    @Test
    public void testStats() {
        final ConfigManager cm = new ConfigManager(identityManager, "", "", "", "");
        assertNull(ConfigManager.getStats().get("unit-test123.baz"));
        cm.hasOption("unit-test123", "baz", new PermissiveValidator<>());
        assertNotNull(ConfigManager.getStats().get("unit-test123.baz"));
        assertEquals(1, (int) ConfigManager.getStats().get("unit-test123.baz"));
    }

    @Test
    public void testDomainListener() {
        final ConfigChangeListener listener = mock(ConfigChangeListener.class);
        final ConfigManager cm = new ConfigManager(identityManager, "", "", "", "");
        cm.addChangeListener("unit-test", listener);

        cm.configChanged("foo", "bar");
        verify(listener, never()).configChanged(anyString(), anyString());

        cm.configChanged("unit-test", "bar");
        verify(listener).configChanged("unit-test", "bar");
    }

    @Test
    public void testDomainKeyListener() {
        final ConfigChangeListener listener = mock(ConfigChangeListener.class);
        final ConfigManager cm = new ConfigManager(identityManager, "", "", "", "");
        cm.addChangeListener("unit-test", "foo", listener);

        cm.configChanged("foo", "bar");
        verify(listener, never()).configChanged(anyString(), anyString());

        cm.configChanged("unit-test", "bar");
        verify(listener, never()).configChanged(anyString(), anyString());

        cm.configChanged("unit-test", "foo");
        verify(listener).configChanged("unit-test", "foo");
    }

}