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/**
* Copyright 2012 Kjetil Ørbekk <kjetil.orbekk@gmail.com>
*
* 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 com.orbekk.same;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mockito.Mockito.verify;
import java.util.List;
import org.codehaus.jackson.type.TypeReference;
import org.junit.Before;
import org.junit.Test;
public class VariableFactoryTest {
Client.ClientInterfaceImpl client;
VariableFactory vf;
State sampleState;
TypeReference<Integer> intType = new TypeReference<Integer>() {};
TypeReference<List<String>> listType = new TypeReference<List<String>>() {};
TypeReference<String> stringType = new TypeReference<String>() {};
@Before
public void setUp() {
client = mock(Client.ClientInterfaceImpl.class);
vf = new VariableFactory(client);
initializeSampleState();
when(client.getState()).thenReturn(sampleState);
}
public void initializeSampleState() {
sampleState = new State("TestState");
sampleState.update("TestVariable", "1", 1);
sampleState.update("TestList", "[]", 1);
}
@Test
public void getsInitialValue() {
Variable<Integer> testVariable = vf.create("TestVariable", intType);
assertEquals(1, (int)testVariable.get());
}
@Test
public void updatesValue() {
Variable<List<String>> list = vf.create("TestList", listType);
assertTrue(list.get().isEmpty());
sampleState.update("TestList", "[\"CONTENT\"]", 2);
list.update();
assertEquals(1, list.get().size());
assertEquals("CONTENT", list.get().get(0));
}
@Test
public void setsValue() throws Exception {
Variable<String> string = vf.create("X", stringType);
assertNull(string.get());
string.set("NewValue");
verify(client).set(new State.Component("X", 0, "\"NewValue\""));
}
@Test
public void addsListener() throws Exception {
Variable<String> v = vf.create("X", stringType);
verify(client).addStateListener((StateChangedListener)v);
}
@Test
public void listenerNotifies() throws Exception {
@SuppressWarnings("unchecked")
Variable.OnChangeListener<Integer> listener =
mock(Variable.OnChangeListener.class);
Variable<Integer> v = vf.create("z", intType);
v.addOnChangeListener(listener);
((StateChangedListener) v).stateChanged(
new State.Component("z", 1, "abc"));
verify(listener).valueChanged(v);
}
}
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