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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
from telemetry_harness.ping_filters import (
MAIN_ENVIRONMENT_CHANGE_PING,
MAIN_SHUTDOWN_PING,
)
from telemetry_harness.testcase import TelemetryTestCase
class TestSubsessionManagement(TelemetryTestCase):
"""Tests for Firefox Telemetry subsession management."""
def test_subsession_management(self):
"""Test for Firefox Telemetry subsession management."""
# Session S1, subsession 1
# Actions:
# 1. Open browser
# 2. Open a new tab
# 3. Restart browser in new session
with self.new_tab():
# If Firefox Telemetry is working correctly, this will
# be sufficient to record a tab open event.
pass
ping1 = self.wait_for_ping(self.restart_browser, MAIN_SHUTDOWN_PING)
# Session S2, subsession 1
# Outcome 1:
# Received a main ping P1 for previous session
# - Ping base contents:
# - clientId should be a valid UUID
# - reason should be "shutdown"
# - sessionId should be set
# - subsessionId should be set
# - previousSessionId should not be set
# - previousSubsessionId should not be set
# - subSessionCounter should be 1
# - profileSubSessionCounter should be 1
# - Other ping contents:
# - tab_open_event_count in scalars
client_id = ping1["clientId"]
self.assertIsValidUUID(client_id)
ping1_info = ping1["payload"]["info"]
self.assertEqual(ping1_info["reason"], "shutdown")
s1_session_id = ping1_info["sessionId"]
self.assertNotEqual(s1_session_id, "")
s1_s1_subsession_id = ping1_info["subsessionId"]
self.assertNotEqual(s1_s1_subsession_id, "")
self.assertIsNone(ping1_info["previousSessionId"])
self.assertIsNone(ping1_info["previousSubsessionId"])
self.assertEqual(ping1_info["subsessionCounter"], 1)
self.assertEqual(ping1_info["profileSubsessionCounter"], 1)
scalars1 = ping1["payload"]["processes"]["parent"]["scalars"]
self.assertNotIn("browser.engagement.window_open_event_count", scalars1)
self.assertEqual(scalars1["browser.engagement.tab_open_event_count"], 1)
# Actions:
# 1. Install addon
ping2 = self.wait_for_ping(self.install_addon, MAIN_ENVIRONMENT_CHANGE_PING)
[addon_id] = self.addon_ids # Store the addon ID for verifying ping3 later
# Session S2, subsession 2
# Outcome 2:
# Received a main ping P2 for previous subsession
# - Ping base contents:
# - clientId should be set to the same value
# - sessionId should be set to a new value
# - subsessionId should be set to a new value
# - previousSessionId should be set to P1s sessionId value
# - previousSubsessionId should be set to P1s subsessionId value
# - subSessionCounter should be 1
# - profileSubSessionCounter should be 2
# - reason should be "environment-change"
# - Other ping contents:
# - tab_open_event_count not in scalars
self.assertEqual(ping2["clientId"], client_id)
ping2_info = ping2["payload"]["info"]
self.assertEqual(ping2_info["reason"], "environment-change")
s2_session_id = ping2_info["sessionId"]
self.assertNotEqual(s2_session_id, s1_session_id)
s2_s1_subsession_id = ping2_info["subsessionId"]
self.assertNotEqual(s2_s1_subsession_id, s1_s1_subsession_id)
self.assertEqual(ping2_info["previousSessionId"], s1_session_id)
self.assertEqual(ping2_info["previousSubsessionId"], s1_s1_subsession_id)
self.assertEqual(ping2_info["subsessionCounter"], 1)
self.assertEqual(ping2_info["profileSubsessionCounter"], 2)
scalars2 = ping2["payload"]["processes"]["parent"]["scalars"]
self.assertNotIn("browser.engagement.window_open_event_count", scalars2)
self.assertNotIn("browser.engagement.tab_open_event_count", scalars2)
# Actions
# 1. Restart browser in new session
ping3 = self.wait_for_ping(self.restart_browser, MAIN_SHUTDOWN_PING)
# Session S3, subsession 1
# Outcome 3:
# Received a main ping P3 for session 2, subsession 2
# - Ping base contents:
# - clientId should be set to the same value
# - sessionId should be set to P2s sessionId value
# - subsessionId should be set to a new value
# - previousSessionId should be set to P1s sessionId value
# - previousSubsessionId should be set to P2s subsessionId value
# - subSessionCounter should be 2
# - profileSubSessionCounter should be 3
# - reason should be "shutdown"
# - Other ping contents:
# - addon ID in activeAddons in environment
self.assertEqual(ping3["clientId"], client_id)
ping3_info = ping3["payload"]["info"]
self.assertEqual(ping3_info["reason"], "shutdown")
self.assertEqual(ping3_info["sessionId"], s2_session_id)
s2_s2_subsession_id = ping3_info["subsessionId"]
self.assertNotEqual(s2_s2_subsession_id, s1_s1_subsession_id)
self.assertNotEqual(s2_s2_subsession_id, s2_s1_subsession_id)
self.assertEqual(ping3_info["previousSessionId"], s1_session_id)
self.assertEqual(ping3_info["previousSubsessionId"], s2_s1_subsession_id)
self.assertEqual(ping3_info["subsessionCounter"], 2)
self.assertEqual(ping3_info["profileSubsessionCounter"], 3)
scalars3 = ping3["payload"]["processes"]["parent"]["scalars"]
self.assertNotIn("browser.engagement.window_open_event_count", scalars3)
self.assertNotIn("browser.engagement.tab_open_event_count", scalars3)
active_addons = ping3["environment"]["addons"]["activeAddons"]
self.assertIn(addon_id, active_addons)