samsonframework\behatextension\GenericFeatureContext

Complexity

Total Complexity

24

Size/Duplication

Total Lines	262
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	8

Importance

Changes

0

16 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	6	1
A	spin()	0	21	4
A	takeScreenShotAfterFailedStep()	0	14	3
A	findAllByCssSelector()	0	13	2
A	findByCssSelector()	0	4	1
A	iSetBrowserWindowSizeToX()	0	4	1
A	iWaitMillisecondsForResponse()	0	4	1
A	iClickOnTheElement()	0	5	1
A	iHoverOverTheElement()	0	4	1
A	iFillInTheElement()	0	4	1
A	iScrollVerticallyToPx()	0	4	1
A	iScrollHorizontallyToPx()	0	4	1
A	iFillHiddenFieldWith()	0	7	1
A	iCheckCustomCheckboxWith()	0	13	3
A	dragElementTo()	0	6	1
A	iFillInTheElementUsingJs()	0	4	1

<?php

declare(strict_types=1);

namespace samsonframework\behatextension;

use Behat\Behat\Hook\Scope\AfterStepScope;
use Behat\Mink\Driver\Selenium2Driver;
use Behat\Mink\Element\NodeElement;
use Behat\MinkExtension\Context\MinkContext;

/**
 * Defines generic feature steps.
 */
class GenericFeatureContext extends MinkContext
{
    /** @var int UI generic delay duration in milliseconds */
    const DELAY = 1000;
    /** @var int UI javascript generic delay duration in milliseconds */
    const JS_DELAY = self::DELAY / 5;
    /** @var int UI spin function delay */
    const SPIN_TIMEOUT = self::DELAY / 20;

    /** @var mixed */
    protected $session;

    /**
     * Initializes context.
     *
     * Every scenario gets its own context instance.
     * You can also pass arbitrary arguments to the
     * context constructor through behat.yml.
     *
     * @param mixed $session
     */
    public function __construct($session = null)
    {
        $this->session = $session;

        ini_set('xdebug.max_nesting_level', '1000');
    }

    /**
     * Spin function to avoid Selenium fails.
     *
     * @param callable $lambda
     * @param int $wait
     *
     * @return bool
     * @throws \Exception
     */
    public function spin(callable $lambda, $wait = self::SPIN_TIMEOUT)
    {
        for ($i = 0; $i < $wait; $i++) {
            try {
                if ($lambda($this)) {
                    return true;
                }
            } catch (\Exception $e) {
                // do nothing
            }

            sleep(1);
        }

        $backtrace = debug_backtrace();

        throw new \Exception(
            "Timeout thrown by " . $backtrace[1]['class'] . "::" . $backtrace[1]['function'] . "()\n" .
            $backtrace[1]['file'] . ", line " . $backtrace[1]['line']
        );
    }

    /**
     * @AfterStep
     *
     * @param AfterStepScope $scope
     */
    public function takeScreenShotAfterFailedStep(AfterStepScope $scope)
    {
        if (99 === $scope->getTestResult()->getResultCode()) {
            $driver = $this->getSession()->getDriver();

            if (!($driver instanceof Selenium2Driver)) {
                return;
            }

            $step = $scope->getStep();
            $fileName = 'Fail.'.preg_replace('/[^a-zA-Z0-9-_\.]/', '_', $scope->getName().'-'.$step->getText()).'.jpg';
            file_put_contents($fileName, $driver->getScreenshot());
        }
    }

    /**
     * Find all elements by CSS selector.
     *
     * @param string $selector CSS selector
     *
     * @throws \InvalidArgumentException If element not found
     *
     * @return \Behat\Mink\Element\NodeElement[]
     */
    protected function findAllByCssSelector(string $selector)
    {
        $session = $this->getSession();

        $elements = $session->getPage()->findAll('css', $this->fixStepArgument($selector));

        // If element with current selector is not found then print error
        if (count($elements) === 0) {
            throw new \InvalidArgumentException(sprintf('Could not evaluate CSS selector: "%s"', $selector));
        }

        return $elements;
    }

    /**
     * Find element by CSS selector.
     *
     * @param string $selector CSS selector
     *
     * @throws \InvalidArgumentException If element not found
     *
     * @return \Behat\Mink\Element\NodeElement
     */
    protected function findByCssSelector(string $selector) : NodeElement
    {
        return $this->findAllByCssSelector($selector)[0];
    }

    /**
     * @Given /^I set browser window size to "([^"]*)" x "([^"]*)"$/
     *
     * @param int $width  Browser window width
     * @param int $height Browser window height
     */
    public function iSetBrowserWindowSizeToX($width, $height)
    {
        $this->getSession()->resizeWindow((int) $width, (int) $height, 'current');
    }

    /**
     * @Given /^I wait "([^"]*)" milliseconds for response$/
     *
     * @param int $delay Amount of milliseconds to wait
     */
    public function iWaitMillisecondsForResponse($delay = self::DELAY)
    {
        $this->getSession()->wait((int) $delay);
    }

    /**
     * Click on the element with the provided xpath query.
     *
     * @When I click on the element :arg1
     *
     * @param string $selector CSS element selector
     *
     * @throws \InvalidArgumentException
     */
    public function iClickOnTheElement(string $selector)
    {
        // Click on the founded element
        $this->findByCssSelector($selector)->click();
    }

    /**
     * @When /^I hover over the element "([^"]*)"$/
     *
     * @param string $selector CSS element selector
     *
     * @throws \InvalidArgumentException
     */
    public function iHoverOverTheElement(string $selector)
    {
        $this->findByCssSelector($selector)->mouseOver();
    }

    /**
     * Fill in input with the provided info.
     *
     * @When I fill in the input :arg1 with :arg2
     *
     * @param string $selector CSS element selector
     * @param string $value    Element value for filling in
     *
     * @throws \InvalidArgumentException
     */
    public function iFillInTheElement(string $selector, string $value)
    {
        $this->findByCssSelector($selector)->setValue($this->fixStepArgument($value));
    }

    /**
     * @When I scroll vertically to :arg1 px
     *
     * @param mixed $yPos Vertical scrolling position in pixels
     */
    public function iScrollVerticallyToPx($yPos)
    {
        $this->getSession()->executeScript('window.scrollTo(0, Math.min(document.documentElement.scrollHeight, document.body.scrollHeight, '.((int) $yPos).'));');
    }

    /**
     * @When I scroll horizontally to :arg1 px
     *
     * @param mixed $xPos Horizontal scrolling position in pixels
     */
    public function iScrollHorizontallyToPx($xPos)
    {
        $this->getSession()->executeScript('window.scrollTo('.((int) $xPos).', 0);');
    }

    /**
     * @Given /^I fill hidden field "([^"]*)" with "([^"]*)"$/
     *
     * @param string $field Field name
     * @param string $value Field value
     */
    public function iFillHiddenFieldWith(string $field, string $value)
    {
        // TODO: Change to Mink implementation
        $this->getSession()->executeScript("
            $('input[name=".$field."]').val('".$value."');
        ");
    }

    /**
     * @Then I check custom checkbox with :id
     *
     * @param string $id Checkbox identifier
     *
     * @throws \InvalidArgumentException If checkbox with provided identifier does not exists
     */
    public function iCheckCustomCheckboxWith(string $id)
    {
        // Find label for checkbox by chekbox identifier
        $element = null;
        foreach ($this->findAllByCssSelector('label') as $label) {
            if ($label->getAttribute('for') === $id) {
                $element = $label;
            }
        }

        // Imitate checkbox checking by clicking its label
        $element->click();
    }

    /**
     * @Then I drag element :selector to :target
     *
     * @param string $selector Source element for dragging
     * @param string $target   Target element to drag to
     *
     * @throws \InvalidArgumentException
     */
    public function dragElementTo(string $selector, string $target)
    {
        $this->findByCssSelector($selector)->dragTo($this->findByCssSelector($target));

        $this->iWaitMillisecondsForResponse(self::JS_DELAY);
    }

    /**
     * Fill in input with the provided info.
     *
     * @When I fill in the element :arg1 with value :arg2 using js
     *
     * @param string $selector CSS element selector
     * @param string $value    Element value for filling in
     */
    public function iFillInTheElementUsingJs(string $selector, string $value)
    {
        $this->getSession()->executeScript('document.querySelectorAll("'.$selector.'")[0].value="'.$value.'";');
    }
}