The assertStringMatchesFormatFile() is a built in PHP function to test your php based features before deploying the application on your live application.
assertStringMatchesFormatFile(string $formatFile, string $string[,
string $message = ''])
Reports an error identified by
$message if the
$string does not match the contents of the
assertStringNotMatchesFormatFile() is the inverse of this assertion and takes the same arguments.
class StringMatchesFormatFileTest extends TestCase
public function testFailure()
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