pgadmin4/web/pgadmin/utils/javascript/tests/test_javascript_bundler.py
2022-01-04 13:54:25 +05:30

114 lines
4.3 KiB
Python

##########################################################################
#
# pgAdmin 4 - PostgreSQL Tools
#
# Copyright (C) 2013 - 2022, The pgAdmin Development Team
# This software is released under the PostgreSQL Licence
#
##########################################################################
from pgadmin.utils.route import BaseTestGenerator
from pgadmin.utils.javascript.javascript_bundler import JavascriptBundler
from pgadmin.utils.javascript.javascript_bundler import JsState
from unittest.mock import patch
class JavascriptBundlerTestCase(BaseTestGenerator):
"""This tests that the javascript bundler tool causes the application to
bundle,and can be invoked before and after app start correctly"""
scenarios = [('scenario name: JavascriptBundlerTestCase', dict())]
def __init__(self, methodName='runTest'):
super(BaseTestGenerator, self).__init__(methodName)
self.mockOs = None
self.mockSubprocessCall = None
@patch('pgadmin.utils.javascript.javascript_bundler.os')
@patch('pgadmin.utils.javascript.javascript_bundler.call')
def runTest(self, subprocessMock, osMock):
self.mockOs = osMock
self.mockSubprocessCall = subprocessMock
self._bundling_succeeds()
self.reset_test_state()
self._bundling_fails_and_there_is_no_existing_bundle()
self.reset_test_state()
self._bundling_fails_when_bundling_returns_nonzero()
self.reset_test_state()
self._bundling_fails_and_there_is_no_existing_bundle_directory()
self.reset_test_state()
self._bundling_fails_but_there_was_existing_bundle()
self.reset_test_state()
def reset_test_state(self):
self.mockSubprocessCall.reset_mock()
self.mockSubprocessCall.side_effect = None
self.mockOs.reset_mock()
self.mockOs.listdir.side_effect = None
self.mockOs.path.exists.side_effect = None
def _bundling_succeeds(self):
javascript_bundler = JavascriptBundler()
self.assertEqual(len(self.mockSubprocessCall.method_calls), 0)
self.mockSubprocessCall.return_value = 0
self.mockOs.listdir.return_value = [
'history.js', 'reactComponents.js']
javascript_bundler.bundle()
self.mockSubprocessCall.assert_called_once_with(
['yarn', 'run', 'bundle:dev'])
self.__assertState(javascript_bundler, JsState.NEW)
def _bundling_fails_when_bundling_returns_nonzero(self):
javascript_bundler = JavascriptBundler()
self.assertEqual(len(self.mockSubprocessCall.method_calls), 0)
self.mockOs.listdir.return_value = []
self.mockSubprocessCall.return_value = 99
javascript_bundler.bundle()
self.__assertState(javascript_bundler, JsState.NONE)
def _bundling_fails_and_there_is_no_existing_bundle(self):
javascript_bundler = JavascriptBundler()
self.mockSubprocessCall.side_effect = OSError(
"mock exception behavior")
self.mockOs.path.exists.return_value = True
self.mockOs.listdir.return_value = []
javascript_bundler.bundle()
self.__assertState(javascript_bundler, JsState.NONE)
def _bundling_fails_and_there_is_no_existing_bundle_directory(self):
javascript_bundler = JavascriptBundler()
self.mockSubprocessCall.side_effect = OSError(
"mock exception behavior")
self.mockOs.path.exists.return_value = False
self.mockOs.listdir.side_effect = OSError("mock exception behavior")
javascript_bundler.bundle()
self.__assertState(javascript_bundler, JsState.NONE)
def _bundling_fails_but_there_was_existing_bundle(self):
javascript_bundler = JavascriptBundler()
self.mockSubprocessCall.side_effect = OSError(
"mock exception behavior")
self.mockOs.path.exists.return_value = True
self.mockOs.listdir.return_value = [
'history.js', 'reactComponents.js']
javascript_bundler.bundle()
self.mockSubprocessCall.assert_called_once_with(
['yarn', 'run', 'bundle:dev'])
self.__assertState(javascript_bundler, JsState.OLD)
def __assertState(self, javascript_bundler, expected_state):
reported_state = javascript_bundler.report()
self.assertEqual(reported_state, expected_state)