public function testValidate()
{
$code = 'code';
$isInCatalog = true;
$methodInstanceMock = $this->getMockBuilder('Magento\\Payment\\Model\\Method\\AbstractMethod')->disableOriginalConstructor()->setMethods([])->getMock();
$this->paypalShortcutHelperMock->expects($this->once())->method('isContextAvailable')->with($code, $isInCatalog)->will($this->returnValue(true));
$this->paypalShortcutHelperMock->expects($this->once())->method('isPriceOrSetAvailable')->with($isInCatalog)->will($this->returnValue(true));
$this->paymentHelperMock->expects($this->once())->method('getMethodInstance')->with($code)->will($this->returnValue($methodInstanceMock));
$methodInstanceMock->expects($this->once())->method('isAvailable')->with(null)->will($this->returnValue(true));
$this->assertTrue($this->checkoutValidator->validate($code, $isInCatalog));
}