DefaultPropertySourceSnapshot implements PropertySource, Serializable { @Override public Map<String, PropertyValue> getProperties() { return properties; } DefaultPropertySourceSnapshot(PropertySource propertySource);  DefaultPropertySourceSnapshot(PropertySource propertySource, Iterable<String> keys); static DefaultPropertySourceSnapshot of(PropertySource propertySource); static DefaultPropertySourceSnapshot of(PropertySource propertySource, Iterable<String> keys); Set<String> getKeys(); @Override String getName(); int getOrdinal(); long getFrozenAt(); @Override PropertyValue get(String key); @Override Map<String, PropertyValue> getProperties(); @Override boolean equals(Object o); @Override int hashCode(); @Override String toString();  }
@Test public void testGetProperties() throws Exception { PropertySource ps = DefaultPropertySourceSnapshot.of(MY_PS); assertThat(ps).isNotNull(); assertThat(ps.getProperties()).isNotNull(); assertThat(ps.getProperties()).isNotEmpty(); for(Map.Entry en:MY_PS.getProperties().entrySet()){ assertThat(en.getValue()).isEqualTo(ps.get((String)en.getKey())); } }