/*
 *
 * Copyright (C) 2012-2014 R T Huitema. All Rights Reserved.
 * Web: www.42.co.nz
 * Email: robert@42.co.nz
 * Author: R T Huitema
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * 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 nz.co.fortytwo.signalk.handler;

import static nz.co.fortytwo.signalk.util.SignalKConstants.nav_magneticVariation;
import static nz.co.fortytwo.signalk.util.SignalKConstants.nav_position_latitude;
import static nz.co.fortytwo.signalk.util.SignalKConstants.nav_position_longitude;
import static nz.co.fortytwo.signalk.util.SignalKConstants.vessels_dot_self_dot;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import nz.co.fortytwo.signalk.model.SignalKModel;
import nz.co.fortytwo.signalk.model.impl.SignalKModelFactory;

import org.junit.After;
import org.junit.Test;

public class DeclinationHandlerTest {

	
	@After
	public void tearDown() throws Exception {
	}

	@Test
	public void shouldGetDeclination() {
		DeclinationHandler p = new DeclinationHandler();
		SignalKModel model = SignalKModelFactory.getInstance();
		model.put(vessels_dot_self_dot+ nav_position_latitude, -41.5);
		model.put(vessels_dot_self_dot+ nav_position_longitude, 172.5);
		p.handle(model);
		double decl = (double) model.getValue(vessels_dot_self_dot+nav_magneticVariation);
		assertEquals(22.1, decl, 001);
	}
	
	@Test
	public void shouldNotGetDeclination() {
		DeclinationHandler p = new DeclinationHandler();
		SignalKModel model = SignalKModelFactory.getInstance();
		model.put(vessels_dot_self_dot+ nav_position_latitude, -41.5);
		//model.putWith(model.self(), JsonConstants.nav_position_longitude, 172.5);
		p.handle(model);
		Object decl = model.getValue(vessels_dot_self_dot+nav_magneticVariation);
		assertNull( decl);
	}

}

@@ -2129,32 +2129,37 @@
 ModelFactory.get
+Clean
 Instance();%0A%09%09mo

change shouldNotGetDeclination() test to pull getCleanInstance(). Getting the singleton getInstance() caused test failures on Windows Maven build (though not Linux build, probably dependent on test ordering which may be different between environments). In general, should not ALL tests use getCleanInstance() to eliminate uncertainty of entry conditions?