public Blade watchEnvChange(boolean watchEnvChange) {
        this.environment.set(BladeConst.ENV_KEY_APP_WATCH_ENV, watchEnvChange);
        return this;
    }
@Test
    public void testWatchEnvChange() {
        Environment environment = Blade.create().watchEnvChange(false).environment();
        assertEquals(Boolean.FALSE, environment.getBooleanOrNull(ENV_KEY_APP_WATCH_ENV));
    }