@todo This should probably moved to a filter related test.
function testFilterInOperatorUi() {
$admin_user = $this
->drupalCreateUser(array(
'administer views',
'administer site configuration',
));
$this
->drupalLogin($admin_user);
menu_router_rebuild();
$path = 'admin/structure/views/nojs/config-item/test_filter_in_operator_ui/default/filter/type';
$this
->drupalGet($path);
$this
->assertFieldByName('options[expose][reduce]', FALSE);
$edit = array(
'options[expose][reduce]' => TRUE,
);
$this
->drupalPost($path, $edit, t('Apply'));
$this
->drupalGet($path);
$this
->assertFieldByName('options[expose][reduce]', TRUE);
}