Matchers.java 文件源码

@Factory
public static Matcher<Object> isSerializable() {
    return new BaseMatcher<Object>() {
        public boolean matches(Object o) {
            try {
                new ObjectOutputStream(new ByteArrayOutputStream()).writeObject(o);
            } catch (IOException e) {
                throw new RuntimeException(e);
            }
            return true;
        }

        public void describeTo(Description description) {
            description.appendText("is serializable");
        }
    };
}