import org.junit.internal.builders.JUnit4Builder; //导入依赖的package包/类
public static void run(Configuration configuration, Class<?> clazz, String methodName) {
  try {
    Request request = null;
    if (clazz!=null && methodName!=null) {
      request = Request.method(clazz, methodName);
    } else {
      Suite suite = new Suite(new JUnit4Builder(), API_TEST_CLASSES);
      request = Request.runner(suite);
    }
    
    Configuration originalConfiguration = WorkflowTest.cachedConfiguration;
    WorkflowTest.cachedConfiguration = configuration;

    JUnitCore junitCore = new JUnitCore();
    Result result = junitCore.run(request);

    WorkflowTest.cachedConfiguration = originalConfiguration;
    
    checkResult(result);

  } catch (Exception e) {
    throw new RuntimeException(e);
  }
}
 

import org.junit.internal.builders.JUnit4Builder; //导入依赖的package包/类
@Test
public void shouldProcessTestFiles() throws Exception {
    // when
    SuiteRunner suiteRunner = new SuiteRunner(IntegrationTestSuite.class, new JUnit4Builder());

    // then
    assertEquals(IntegrationTestSuite.class.getName(), suiteRunner.getTestClass().getName());
}
 

import org.junit.internal.builders.JUnit4Builder; //导入依赖的package包/类
@Override
protected JUnit4Builder junit4Builder() {
    return new FallbackJUnit4Builder();
}
 

import org.junit.internal.builders.JUnit4Builder; //导入依赖的package包/类
@Test(expected = InitializationError.class)
public void shouldFailIfConfigurationIsMissing() throws Exception {
    new SuiteRunner(IgnoredNotAnnotatedTest.class, new JUnit4Builder());
}
 

import org.junit.internal.builders.JUnit4Builder; //导入依赖的package包/类
protected JUnit4Builder junit4Builder() {
    return new FallbackJUnit4Builder();
}