add exists method

Author: Alvaro Laserna

tests/selenium_tests.py

@@ -44,7 +44,7 @@ def test_template_matching(self, selenium_driver: TestUIDriver):
             .swipe(start_x=50, start_y=50, end_x=100, end_y=100)
         selenium_driver.navigate_to(
             "https://www.testdevlab.com/"
-        ).e('css', '#email').send_keys('some@email.com')
+        ).e('css', '#email').wait_until_exists(10).send_keys('some@email.com')
         selenium_driver.raise_errors()
 
     @pytest.mark.signup

testui/elements/testui_collection.py

@@ -65,6 +65,39 @@ def wait_until_all_visible(self, seconds=10.0, log=True):
                 f"been found after {time.time() - start}s: \n {compose_error}"
             )
 
+    def wait_until_all_exist(self, seconds=10.0, log=True):
+        """
+        Wait until all elements in collection are visible
+        :param seconds: timeout
+        :param log: log to console
+        """
+        start = time.time()
+        threads = []
+        for arg in self.args:
+            threads.append(
+                threading.Thread(
+                    target=arg.wait_until_exists, args=(seconds, log)
+                )
+            )
+        for thread in threads:
+            thread.start()
+        for thread in threads:
+            thread.join()
+        if time.time() < start + seconds:
+            logger.log(
+                f"{self.args[0].device_name}: Collection of elements has been "
+                f"found after {time.time() - start}s"
+            )
+        else:
+            compose_error = ""
+            error: str
+            for error in self.__errors:
+                compose_error = compose_error + f"{error} \n"
+            self.__show_error(
+                f"{self.args[0].device_name}: Collection of elements has not "
+                f"been found after {time.time() - start}s: \n {compose_error}"
+            )
+
     def find_visible(self, seconds=10, return_el_number=False):
         """
         Find first visible element in collection

testui/elements/testui_element.py

@@ -270,6 +270,49 @@ def is_visible(self, log=True, **kwargs) -> bool:
 
         return is_visible
 
+    def exist(self, log=True, **kwargs) -> bool:
+        """
+        Check if element exists
+        :param log: Boolean
+        :return: Boolean
+        """
+        is_not = False
+
+        # Allows passing "is_not" as a kwarg to not overwrite self.__is_not.
+        # This is not meant to be used by the user.
+        if "is_not" in kwargs:
+            is_not = kwargs["is_not"]
+        else:
+            is_not = self.__is_not
+            self.__is_not = False
+
+        exists = False
+        try:
+            exists = self.get_element()
+
+            if log:
+                if exists:
+                    self.__put_log(
+                        f'{self.device_name}: element "{self.locator_type}: '
+                        f'{self.locator}" exists'
+                    )
+                else:
+                    self.__put_log(
+                        f'{self.device_name}: element "{self.locator_type}: '
+                        f'{self.locator}" does not exist'
+                    )
+        except Exception:
+            if log:
+                self.__put_log(
+                    f'{self.device_name}: element "{self.locator_type}: '
+                    f'{self.locator}" does not exists'
+                )
+
+        if is_not:
+            return not exists
+
+        return exists
+
     def is_visible_in(self, seconds) -> bool:
         """
         Check if element is visible in a certain amount of time
@@ -344,6 +387,43 @@ def wait_until_visible(self, seconds=10.0, log=True):
         if is_not:
             err_text = "was"
 
+        self.__show_error(
+            f"{self.device_name}: Element {err_text} found visible with the following "
+            f'locator: "{self.locator_type}: {self.locator}" '
+            f"after {time.time() - start}s"
+        )
+
+        return self
+
+    def wait_until_exists(self, seconds=10.0, log=True):
+        """
+        Wait until element is visible
+        :param seconds: seconds
+        :param log: Boolean
+        """
+        start = time.time()
+
+        is_not = self.__is_not
+        self.__is_not = False
+
+        is_visible = self.exist(log=False, is_not=is_not)
+        while time.time() < start + seconds and not is_visible:
+            time.sleep(0.2)
+            is_visible = self.exist(log=False, is_not=is_not)
+
+        if is_visible:
+            if log:
+                self.__put_log(
+                    f'{self.device_name}: Element "{self.locator_type}: '
+                    f'{self.locator}" was visible in {time.time() - start}s'
+                )
+
+            return self
+
+        err_text = "was not"
+        if is_not:
+            err_text = "was"
+
         self.__show_error(
             f"{self.device_name}: Element {err_text} found with the following "
             f'locator: "{self.locator_type}: {self.locator}" '