function ValidationTest::testPatternValidation

Tests #pattern validation.

File

core/modules/system/tests/src/Functional/Form/ValidationTest.php, line 154

Class

ValidationTest

Tests form processing and alteration via form validation handlers.

Namespace

Code

public function testPatternValidation() : void {
    $textfield_error = 'One digit followed by lowercase letters field is not in the right format.';
    $tel_error = 'Everything except numbers field is not in the right format.';
    $password_error = 'Password field is not in the right format.';
    // Invalid textfield, valid tel.
    $edit = [
        'textfield' => 'invalid',
        'tel' => 'valid',
    ];
    $this->drupalGet('form-test/pattern');
    $this->submitForm($edit, 'Submit');
    $this->assertSession()
        ->pageTextContains($textfield_error);
    $this->assertSession()
        ->pageTextNotContains($tel_error);
    $this->assertSession()
        ->pageTextNotContains($password_error);
    // Valid textfield, invalid tel, valid password.
    $edit = [
        'textfield' => '7seven',
        'tel' => '818937',
        'password' => '0100110',
    ];
    $this->drupalGet('form-test/pattern');
    $this->submitForm($edit, 'Submit');
    $this->assertSession()
        ->pageTextNotContains($textfield_error);
    $this->assertSession()
        ->pageTextContains($tel_error);
    $this->assertSession()
        ->pageTextNotContains($password_error);
    // Non required fields are not validated if empty.
    $edit = [
        'textfield' => '',
        'tel' => '',
    ];
    $this->drupalGet('form-test/pattern');
    $this->submitForm($edit, 'Submit');
    $this->assertSession()
        ->pageTextNotContains($textfield_error);
    $this->assertSession()
        ->pageTextNotContains($tel_error);
    $this->assertSession()
        ->pageTextNotContains($password_error);
    // Invalid password.
    $edit = [
        'password' => $this->randomMachineName(),
    ];
    $this->drupalGet('form-test/pattern');
    $this->submitForm($edit, 'Submit');
    $this->assertSession()
        ->pageTextNotContains($textfield_error);
    $this->assertSession()
        ->pageTextNotContains($tel_error);
    $this->assertSession()
        ->pageTextContains($password_error);
    // The pattern attribute overrides #pattern and is not validated on the
    // server side.
    $edit = [
        'textfield' => '',
        'tel' => '',
        'url' => 'http://www.example.com/',
    ];
    $this->drupalGet('form-test/pattern');
    $this->submitForm($edit, 'Submit');
    $this->assertSession()
        ->pageTextNotContains('Client side validation field is not in the right format.');
}