withCallback

EvaluatorTest.php

<?php

/**
 * @dataProvider expressionsProvider
 */
public function testEvaluateReceiveCorrectExpression(Expression $expectedExpression)
{
    $evaluator = $this->getMock(Evaluator::class);
    $evaluator->expects($this->once())
        ->method('evaluate')
        ->with(
            $this->callback(
                function ($expression) use ($expectedExpression) {
                    // Has to return boolean
                    return ($expression->getType() === $expectedExpression->getType());
                }
            )
        );
        
    ...
}