Improve tests' reliability (#763)

* Create publisher extension into the unit test target

* Add ViewModelContext test extension

* Refactor BugReportViewModelTests

* Fix failing UTs

* Idea PublishedClosure

* Refactor RoomDetailsViewModelTests

* Replace more Task.yield/Task.sleep

* Move leaveRoom/ignore/unignore under the @MainActor

* Revert "Idea PublishedClosure"

This reverts commit 4ab25291041f0dbd99083baf9d95bc6647f1fd97.

* Make process(viewAction:) sync

* Refactor BugReportViewModel callback to a publisher

* Fix UTs

* Refactor ReportContentViewModel

* Fix ui test build error

* Try make sonar happy

* Empty commit

* Revert "Try make sonar happy"

This reverts commit 97804b19373a8f55f12174ccbf27f1fd8db583b7.

* Rename ui test identifier

* Cleanup

* Callback -> actions refactor

* Update template

* Add publisher in TemplateCoordinator

* Add env variable in IntegrationTests.xctestplan

* Add async sequence extension

* Amend integration test plan

* Remove env variable from target.yml

* Cleanup

* Fix failing UI tests

IntegrationTests/SupportingFiles/IntegrationTests.xctestplan

@@ -9,6 +9,25 @@
     }
   ],
   "defaultOptions" : {
+    "environmentVariableEntries" : [
+      {
+        "key" : "INTEGRATION_TESTS_HOST",
+        "value" : "${INTEGRATION_TESTS_HOST}"
+      },
+      {
+        "key" : "INTEGRATION_TESTS_PASSWORD",
+        "value" : "${INTEGRATION_TESTS_PASSWORD}"
+      },
+      {
+        "key" : "INTEGRATION_TESTS_USERNAME",
+        "value" : "${INTEGRATION_TESTS_USERNAME}"
+      }
+    ],
+    "targetForVariableExpansion" : {
+      "containerPath" : "container:ElementX.xcodeproj",
+      "identifier" : "D3DB351B7FBE0F49649171FC",
+      "name" : "IntegrationTests"
+    },
     "testTimeoutsEnabled" : true
   },
   "testTargets" : [

IntegrationTests/SupportingFiles/target.yml

@@ -14,10 +14,6 @@ schemes:
     run:
       config: Debug
       disableMainThreadChecker: false
-      environmentVariables:
-        INTEGRATION_TESTS_HOST: ${INTEGRATION_TESTS_HOST}
-        INTEGRATION_TESTS_USERNAME: ${INTEGRATION_TESTS_USERNAME}
-        INTEGRATION_TESTS_PASSWORD: ${INTEGRATION_TESTS_PASSWORD}
     test:
       config: Debug
       disableMainThreadChecker: false