textField.sendKeys(text);
Assert.assertEquals("Unexpected text in date text field", text,
textField.getAttribute("value"));
dataFieldButton.click();
Assert.assertFalse("Unexpected disabled element found",
isElementPresent(By.className("v-disabled")));
Assert.assertTrue("Date popup is not opened after click to its button",
isElementPresent(By.className("v-datefield-popup")));