add Wait Until keywords for Textarea

Wait Until Textarea Contains - wait_until_textarea_contains
Wait Until Textarea Does Not Contain - wait_until_textarea_does_not_contain
Wait Until Textarea Value Is - wait_until_textarea_value_is
Wait Until Textarea Value Is Not - wait_until_textarea_value_is_not

src/SeleniumLibrary/keywords/waiting.py

@@ -417,6 +417,106 @@ def wait_until_element_does_not_contain(
             error,
         )
 
+    @keyword
+    def wait_until_textarea_contains(
+        self,
+        locator: Union[WebElement, None, str],
+        text: str,
+        timeout: Optional[timedelta] = None,
+        message: Optional[str] = None,
+    ):
+        """Waits until the textarea ``locator`` contains ``text``.
+
+        Fails if ``timeout`` expires before the text appears. See
+        the `Timeouts` section for more information about using timeouts and
+        their default value and the `Locating elements` section for details
+        about the locator syntax.
+
+        The ``message`` argument can be used to override the default error
+        message.
+        """
+        self._wait_until(
+            lambda: text in self._get_value(locator, "text area"),
+            f"Textarea '{locator}' did not get text '{text}' in <TIMEOUT>.",
+            timeout,
+            message,
+        )
+
+    @keyword
+    def wait_until_textarea_does_not_contain(
+        self,
+        locator: Union[WebElement, None, str],
+        text: str,
+        timeout: Optional[timedelta] = None,
+        message: Optional[str] = None,
+    ):
+        """Waits until the textarea ``locator`` does not contain ``text``.
+
+        Fails if ``timeout`` expires before the text disappears. See
+        the `Timeouts` section for more information about using timeouts and
+        their default value and the `Locating elements` section for details
+        about the locator syntax.
+
+        The ``message`` argument can be used to override the default error
+        message.
+        """
+        self._wait_until(
+            lambda: text not in self._get_value(locator, "text area"),
+            f"Textarea '{locator}' still had text '{text}' after <TIMEOUT>.",
+            timeout,
+            message,
+        )
+
+    @keyword
+    def wait_until_textarea_value_is(
+        self,
+        locator: Union[WebElement, None, str],
+        text: str,
+        timeout: Optional[timedelta] = None,
+        message: Optional[str] = None,
+    ):
+        """Waits until the textarea ``locator`` has exactly text ``text``.
+
+        Fails if ``timeout`` expires before the text appears. See
+        the `Timeouts` section for more information about using timeouts and
+        their default value and the `Locating elements` section for details
+        about the locator syntax.
+
+        The ``message`` argument can be used to override the default error
+        message.
+        """
+        self._wait_until(
+            lambda: text == self._get_value(locator, "text area"),
+            f"Textarea '{locator}' did not get text '{text}' in <TIMEOUT>.",
+            timeout,
+            message,
+        )
+
+    @keyword
+    def wait_until_textarea_value_is_not(
+        self,
+        locator: Union[WebElement, None, str],
+        text: str,
+        timeout: Optional[timedelta] = None,
+        message: Optional[str] = None,
+    ):
+        """Waits until the textarea ``locator`` does not has exactly text ``text``.
+
+        Fails if ``timeout`` expires before the text appears. See
+        the `Timeouts` section for more information about using timeouts and
+        their default value and the `Locating elements` section for details
+        about the locator syntax.
+
+        The ``message`` argument can be used to override the default error
+        message.
+        """
+        self._wait_until(
+            lambda: text != self._get_value(locator, "text area"),
+            f"Textarea '{locator}' still had text '{text}' in <TIMEOUT>.",
+            timeout,
+            message,
+        )
+
     def _wait_until(self, condition, error, timeout=None, custom_error=None):
         timeout = self.get_timeout(timeout)
         if custom_error is None:
@@ -441,3 +541,6 @@ def _wait_until_worker(self, condition, timeout, error):
                 not_found = None
             time.sleep(0.2)
         raise AssertionError(not_found or error)
+
+    def _get_value(self, locator, tag):
+        return self.find_element(locator, tag).get_attribute("value")

utest/test/keywords/test_keyword_arguments_waiting.py

@@ -40,3 +40,59 @@ def test_wait_until_page_contains(waiting):
     with pytest.raises(AssertionError) as error:
         waiting.wait_until_page_contains(text, None, "error")
     assert "error" in str(error.value)
+
+
+def test_wait_until_textarea_contains(waiting):
+    locator = "//textarea"
+    element = mock()
+    when(waiting).find_element(locator, "text area").thenReturn(element)
+    when(element).get_attribute("value").thenReturn("no")
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_contains(locator, "value")
+    assert "did not get text" in str(error.value)
+
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_contains(locator, "value", None, "foobar error")
+    assert "foobar error" in str(error.value)
+
+
+def test_wait_until_textarea_does_not_contain(waiting):
+    locator = "//textarea"
+    element = mock()
+    when(waiting).find_element(locator, "text area").thenReturn(element)
+    when(element).get_attribute("value").thenReturn("value")
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_does_not_contain(locator, "value")
+    assert "still had text" in str(error.value)
+
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_does_not_contain(locator, "value", None, "foobar error")
+    assert "foobar error" in str(error.value)
+
+
+def test_wait_until_textarea_value_is(waiting):
+    locator = "//textarea"
+    element = mock()
+    when(waiting).find_element(locator, "text area").thenReturn(element)
+    when(element).get_attribute("value").thenReturn("no")
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_value_is(locator, "value")
+    assert "did not get text" in str(error.value)
+
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_value_is(locator, "value", None, "foobar error")
+    assert "foobar error" in str(error.value)
+
+
+def test_wait_until_textarea_value_is_not(waiting):
+    locator = "//textarea"
+    element = mock()
+    when(waiting).find_element(locator, "text area").thenReturn(element)
+    when(element).get_attribute("value").thenReturn("value")
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_value_is_not(locator, "value")
+    assert "still had text" in str(error.value)
+
+    with pytest.raises(AssertionError) as error:
+        waiting.wait_until_textarea_value_is_not(locator, "value", None, "foobar error")
+    assert "foobar error" in str(error.value)