[
'class' => HTMLReCaptchaField::class,
'key' => '123',
'theme' => 'x',
],
] );
$mockClosure = $this->getMockBuilder( 'object' )->setMethods( [ '__invoke' ] )->getMock();
$mockClosure->expects( $this->once() )->method( '__invoke' )
->with( [] )->willReturn( true );
$form->setTitle( Title::newFromText( 'Title' ) );
$form->setSubmitCallback( $mockClosure );
$form->prepareForm();
$form->trySubmit();
}
}