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TestResponse.php
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141 lines (127 loc) · 4.08 KB
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<?php namespace Tests;
use \Illuminate\Foundation\Testing\TestResponse as BaseTestResponse;
use Symfony\Component\DomCrawler\Crawler;
use PHPUnit\Framework\Assert as PHPUnit;
/**
* Class TestResponse
* Custom extension of the default Laravel TestResponse class.
* @package Tests
*/
class TestResponse extends BaseTestResponse {
protected $crawlerInstance;
/**
* Get the DOM Crawler for the response content.
* @return Crawler
*/
protected function crawler()
{
if (!is_object($this->crawlerInstance)) {
$this->crawlerInstance = new Crawler($this->getContent());
}
return $this->crawlerInstance;
}
/**
* Assert the response contains the specified element.
* @param string $selector
* @return $this
*/
public function assertElementExists(string $selector)
{
$elements = $this->crawler()->filter($selector);
PHPUnit::assertTrue(
$elements->count() > 0,
'Unable to find element matching the selector: '.PHP_EOL.PHP_EOL.
"[{$selector}]".PHP_EOL.PHP_EOL.
'within'.PHP_EOL.PHP_EOL.
"[{$this->getContent()}]."
);
return $this;
}
/**
* Assert the response does not contain the specified element.
* @param string $selector
* @return $this
*/
public function assertElementNotExists(string $selector)
{
$elements = $this->crawler()->filter($selector);
PHPUnit::assertTrue(
$elements->count() === 0,
'Found elements matching the selector: '.PHP_EOL.PHP_EOL.
"[{$selector}]".PHP_EOL.PHP_EOL.
'within'.PHP_EOL.PHP_EOL.
"[{$this->getContent()}]."
);
return $this;
}
/**
* Assert the response includes a specific element containing the given text.
* @param string $selector
* @param string $text
* @return $this
*/
public function assertElementContains(string $selector, string $text)
{
$elements = $this->crawler()->filter($selector);
$matched = false;
$pattern = $this->getEscapedPattern($text);
foreach ($elements as $element) {
$element = new Crawler($element);
if (preg_match("/$pattern/i", $element->html())) {
$matched = true;
break;
}
}
PHPUnit::assertTrue(
$matched,
'Unable to find element of selector: '.PHP_EOL.PHP_EOL.
"[{$selector}]".PHP_EOL.PHP_EOL.
'containing text'.PHP_EOL.PHP_EOL.
"[{$text}]".PHP_EOL.PHP_EOL.
'within'.PHP_EOL.PHP_EOL.
"[{$this->getContent()}]."
);
return $this;
}
/**
* Assert the response does not include a specific element containing the given text.
* @param string $selector
* @param string $text
* @return $this
*/
public function assertElementNotContains(string $selector, string $text)
{
$elements = $this->crawler()->filter($selector);
$matched = false;
$pattern = $this->getEscapedPattern($text);
foreach ($elements as $element) {
$element = new Crawler($element);
if (preg_match("/$pattern/i", $element->html())) {
$matched = true;
break;
}
}
PHPUnit::assertTrue(
!$matched,
'Found element of selector: '.PHP_EOL.PHP_EOL.
"[{$selector}]".PHP_EOL.PHP_EOL.
'containing text'.PHP_EOL.PHP_EOL.
"[{$text}]".PHP_EOL.PHP_EOL.
'within'.PHP_EOL.PHP_EOL.
"[{$this->getContent()}]."
);
return $this;
}
/**
* Get the escaped text pattern for the constraint.
* @param string $text
* @return string
*/
protected function getEscapedPattern($text)
{
$rawPattern = preg_quote($text, '/');
$escapedPattern = preg_quote(e($text), '/');
return $rawPattern == $escapedPattern
? $rawPattern : "({$rawPattern}|{$escapedPattern})";
}
}