CompositeReactPackageTest.java 文件源码

@Test
public void testThatCompositeReturnsASumOfJSModules() {
  // Given
  CompositeReactPackage composite = new CompositeReactPackage(packageNo1, packageNo2);

  Class<? extends JavaScriptModule> moduleNo1 = mock(JavaScriptModuleNo1.class).getClass();
  Class<? extends JavaScriptModule> moduleNo2 = mock(JavaScriptModuleNo2.class).getClass();
  Class<? extends JavaScriptModule> moduleNo3 = mock(JavaScriptModuleNo3.class).getClass();

  List<Class<? extends JavaScriptModule>> l1 = new ArrayList<>();
  l1.add(moduleNo1);
  when(packageNo1.createJSModules()).thenReturn(l1);

  List<Class<? extends JavaScriptModule>> l2 = new ArrayList<>();
  l2.add(moduleNo2);
  l2.add(moduleNo3);
  when(packageNo2.createJSModules()).thenReturn(l2);

  // When
  List<Class<? extends JavaScriptModule>> compositeModules = composite.createJSModules();

  // Then

  // wrapping lists into sets to be order-independent
  List<Class<? extends JavaScriptModule>> l3 = new ArrayList<>();
  l3.add(moduleNo1);
  l3.add(moduleNo2);
  l3.add(moduleNo3);
  Set<Class<? extends JavaScriptModule>> expected = new HashSet<>(l3);
  Set<Class<? extends JavaScriptModule>> actual = new HashSet<>(compositeModules);

  assertEquals(expected, actual);
}