Package powermock.examples.bypassencapsulation

Source Code of powermock.examples.bypassencapsulation.ReportGeneratorTest

/*
* Copyright 2008 the original author or authors.
*
* 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 powermock.examples.bypassencapsulation;

import org.junit.Test;
import org.powermock.reflect.Whitebox;
import powermock.examples.bypassencapsulation.nontest.Report;
import powermock.examples.bypassencapsulation.nontest.ReportTemplateService;

import static org.easymock.EasyMock.*;
import static org.junit.Assert.assertEquals;

/**
* Unit test for the {@link ReportGenerator} class. Demonstrates the ability for
* PowerMock to easily set internal state of a class.
*/
public class ReportGeneratorTest {

  @Test
  public void testGenerateReport() throws Exception {
    ReportGenerator tested = new ReportGenerator();
    ReportTemplateService reportTemplateServiceMock = createMock(ReportTemplateService.class);

    Whitebox.setInternalState(tested, "reportTemplateService", reportTemplateServiceMock);

    final String reportId = "id";
    expect(reportTemplateServiceMock.getTemplateId(reportId)).andReturn("templateId");

    replay(reportTemplateServiceMock);

    Report actualReport = tested.generateReport(reportId);

    verify(reportTemplateServiceMock);

    assertEquals(new Report("name"), actualReport);
  }

  @Test
  public void testGenerateReport_usingFieldTypeAppraoch() throws Exception {
    ReportGenerator tested = new ReportGenerator();
    ReportTemplateService reportTemplateServiceMock = createMock(ReportTemplateService.class);

    Whitebox.setInternalState(tested, reportTemplateServiceMock);

    final String reportId = "id";
    expect(reportTemplateServiceMock.getTemplateId(reportId)).andReturn("templateId");

    replay(reportTemplateServiceMock);

    Report actualReport = tested.generateReport(reportId);

    verify(reportTemplateServiceMock);

    assertEquals(new Report("name"), actualReport);
  }
}
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