[Asserts] Add assertStringContainsString

and assertStringNotContainsString methods

Author: Naktibalda

src/Codeception/Util/Shared/Asserts.php

@@ -163,6 +163,16 @@ protected function assertNotContains($needle, $haystack, $message = '')
  \PHPUnit\Framework\Assert::assertNotContains($needle, $haystack, $message);
  }
 
+ protected function assertStringContainsString($needle, $haystack, $message = '')
+ {
+ \Codeception\PHPUnit\TestCase::assertStringContainsString($needle, $haystack, $message = '');
+ }
+
+ protected function assertStringNotContainsString($needle, $haystack, $message = '')
+ {
+ \Codeception\PHPUnit\TestCase::assertStringNotContainsString($needle, $haystack, $message = '');
+ }
+
  /**
  * Checks that string match with pattern
  *