ReversePropertySourcesStandardServletEnvironmentTest.java 文件源码

@Test
public void customizePropertySources() {
    MutablePropertySources propertySources = new MutablePropertySources();
    ReversePropertySourcesStandardServletEnvironment env = new ReversePropertySourcesStandardServletEnvironment();
    env.customizePropertySources(propertySources);

    String[] sourceNames = { StandardServletEnvironment.SYSTEM_ENVIRONMENT_PROPERTY_SOURCE_NAME,
            StandardServletEnvironment.SYSTEM_PROPERTIES_PROPERTY_SOURCE_NAME,
            StandardServletEnvironment.SERVLET_CONTEXT_PROPERTY_SOURCE_NAME,
            StandardServletEnvironment.SERVLET_CONFIG_PROPERTY_SOURCE_NAME };
    List<String> result = new ArrayList<>();
    propertySources.forEach(a -> result.add(a.getName()));
    Assert.assertArrayEquals(sourceNames, result.toArray());
}