/*
* Copyright 2013 Google Inc.
*
* 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 sample;
import static com.google.gwtmockito.AsyncAnswers.returnSuccess;
import static org.junit.Assert.assertEquals;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.HasText;
import com.google.gwtmockito.GwtMock;
import com.google.gwtmockito.GwtMockito;
import com.google.gwtmockito.GwtMockitoTestRunner;
import com.google.gwtmockito.fakes.FakeProvider;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import sample.MyWidget.DataProvider;
/**
* Test for {@link MyWidget} using {@link GwtMockitoTestRunner}.
*/
@RunWith(GwtMockitoTestRunner.class)
public class MyWidgetTest {
@GwtMock private DataProvider dataProvider;
@GwtMock private MyServiceAsync myService;
private MyWidget widget;
@Before
public void setUp() {
widget = new MyWidget();
}
@Test
public void testSetName() {
widget.setName("John", "Smith");
// Since name is a @UiField, it will be automatically filled with a mock
// that we can verify here.
verify(widget.name).setText("John Smith");
}
@Test
public void testUpdateData() {
// Since dataProvider is declared as a @GwtMock, any calls to
// GWT.create(dataProvider.class) will return dataProvider.
when(dataProvider.getData()).thenReturn("data");
widget.updateData();
verify(widget.data).setText("data");
}
@Test
public void testSetNameWithFakes() {
// If we don't want to use mocks, we can instead provide fake
// implementations to be created. Normally you would do this in setUp.
GwtMockito.useProviderForType(HasText.class, new FakeProvider<HasText>() {
@Override
public HasText getFake(Class<?> type) {
return new HasText() {
private String text;
@Override
public void setText(String text) {
this.text = text;
}
@Override
public String getText() {
return text;
}
};
}
});
widget = new MyWidget();
widget.setName("John", "Smith");
assertEquals("John Smith", widget.name.getText());
}
@Test
@SuppressWarnings("unchecked")
public void testMockRpcs() {
doAnswer(returnSuccess("some data")).when(myService).getData(any(AsyncCallback.class));
widget.loadDataFromRpc();
verify(widget.data).setText("some data");
}
}