Fixed assets selection and default running time for chat bot

Signed-off-by: Anton Danchenko <ant.danchenko@gmail.com>

test/appium/tests/conftest.py

@@ -87,7 +87,7 @@ def pytest_addoption(parser):
                      help='List of public keys for one-to-one chats')
     parser.addoption('--running_time',
                      action='store',
-                     default=None,
+                     default=600,
                      help='Running time in seconds')
 
 

test/appium/views/base_view.py

@@ -243,7 +243,7 @@ class AssetButton(BaseButton):
     def __init__(self, driver, asset_name):
         super(AssetButton, self).__init__(driver)
         self.asset_name = asset_name
-        self.locator = self.Locator.text_part_selector(self.asset_name)
+        self.locator = self.Locator.text_selector(self.asset_name)
 
     @property
     def name(self):