Sometimes, we need our tests to check whether an exception was generated. A common case is when testing whether some validations are being done properly.
In our example, the test_count() method uses a Warning exception as a way to give information to the user. To check whether an exception is raised, we place the corresponding code inside a with self.assertRaises() block.
We first need to import the Warning exception at the top of the file:
from odoo.exceptions import Warning
Then, add another method with a test case to the test class:
def test_count(self): """Test count button""" with self.assertRaises(Warning) as e: self.wizard.do_count_tasks() self.assertIn(' 2 ', str(e.exception))
If the do_count_tasks() method does ...