def test_simulate_logged(self):
a_font_loader = font_loader.FontLoader("fonts/are/here")
self.assertEqual(
simulation.simulate_sequence(
self.page_view_sequence, self.mock_logged_pfe_method,
simulation.NetworkModel("slow", 0, 10, 10), a_font_loader),
[self.graph_1])
self.mock_logged_pfe_method.start_session.assert_called_once_with(
simulation.NetworkModel("slow", 0, 10, 10), a_font_loader)
self.mock_logged_pfe_session.page_view_proto.assert_has_calls(
[mock.call(page_view) for page_view in self.page_view_sequence])
self.mock_logged_pfe_session.get_request_graphs.assert_called_once_with(
)
def setUp(self):
self.net_model = simulation.NetworkModel(name="NetModel",
rtt=50,
bandwidth_up=100,
bandwidth_down=200,
category="New",
weight=1)
self.graph_1 = request_graph.RequestGraph({
request_graph.Request(1000, 1000),
})
self.mock_pfe_method = MockPfeMethod()
self.mock_pfe_session = MockPfeSession()
self.mock_pfe_method.name = mock.MagicMock(return_value="Mock_PFE_1")
self.mock_pfe_method.start_session = mock.MagicMock(
return_value=self.mock_pfe_session)
self.mock_pfe_session.page_view = mock.MagicMock(
side_effect=mock_pfe_session_page_view)
self.mock_pfe_session.get_request_graphs = mock.MagicMock(
return_value=[self.graph_1])
graph_2 = request_graph.RequestGraph({
request_graph.Request(1000, 1000),
})
self.mock_pfe_method_2 = MockPfeMethod()
self.mock_pfe_session_2 = MockPfeSession()
self.mock_pfe_method_2.name = mock.MagicMock(return_value="Mock_PFE_2")
self.mock_pfe_method_2.start_session = mock.MagicMock(
return_value=self.mock_pfe_session_2)
self.mock_pfe_session_2.page_view = mock.MagicMock()
self.mock_pfe_session_2.get_request_graphs = mock.MagicMock(
return_value=[graph_2] * 2)
self.mock_logged_pfe_method = MockPfeMethod()
self.mock_logged_pfe_session = MockLoggedPfeSession()
self.mock_logged_pfe_method.name = mock.MagicMock(
return_value="Logged_PFE")
self.mock_logged_pfe_method.start_session = mock.MagicMock(
return_value=self.mock_logged_pfe_session)
self.mock_logged_pfe_session.page_view_proto = mock.MagicMock()
self.mock_logged_pfe_session.get_request_graphs = mock.MagicMock(
return_value=[self.graph_1])
self.page_view_sequence = sequence([
{
"roboto": [1, 2, 3],
"open_sans": [4, 5, 6]
},
{
"roboto": [7, 8, 9]
},
{
"open_sans": [10, 11, 12]
},
])
def test_simulate_all(self):
self.maxDiff = None # pylint: disable=invalid-name
graph = simulation.GraphTotal(100.0, 1000, 1000, 1)
graph2 = simulation.GraphTotal(200.0, 1000, 1000, 1)
self.assertEqual(
simulation.simulate_all(
[
pv_sequence(sequence([{
"roboto": [1]
}, {
"roboto": [2]
}])),
pv_sequence(sequence([{
"roboto": [1]
}, {
"roboto": [2]
}])),
],
[
self.mock_pfe_method,
self.mock_pfe_method_2,
],
[
simulation.NetworkModel("slow", 0, 10, 10, "slow", 1),
simulation.NetworkModel("fast", 0, 20, 20, "fast", 1),
],
"fonts/are/here",
),
simulation.SimulationResults(
{
"Mock_PFE_1": {
"slow": [simulation.SequenceTotals([graph2], 42)] * 2,
"fast": [simulation.SequenceTotals([graph], 42)] * 2,
},
"Mock_PFE_2": {
"slow":
[simulation.SequenceTotals([graph2] * 2, 42)] * 2,
"fast":
[simulation.SequenceTotals([graph] * 2, 42)] * 2,
},
}, []))
def test_simulate(self):
a_font_loader = font_loader.FontLoader("fonts/are/here")
self.assertEqual(
simulation.simulate_sequence(
self.page_view_sequence, self.mock_pfe_method,
simulation.NetworkModel("slow", 0, 10, 10), a_font_loader),
[self.graph_1])
self.mock_pfe_method.start_session.assert_called_once_with(
simulation.NetworkModel("slow", 0, 10, 10), a_font_loader)
usage = namedtuple("Usage", ["codepoints", "glyph_ids"])
self.mock_pfe_session.page_view.assert_has_calls([
mock.call({
"roboto": usage({1, 2, 3}, set()),
"open_sans": usage({4, 5, 6}, set()),
}),
mock.call({
"roboto": usage({7, 8, 9}, set()),
}),
mock.call({"open_sans": usage({10, 11, 12}, set())})
])
self.mock_pfe_session.get_request_graphs.assert_called_once_with()
ESTIMATED_HTTP_REQUEST_HEADER_SIZE = 35
# Estimated size of a http response header in bytes for a HTTP2 response using HPACK.
ESTIMATED_HTTP_RESPONSE_HEADER_SIZE = 35
# The following network models were derived from browser reported connection speeds (from Chrome)
# across a variety of connection types. For each connection type 5 different speeds are provided
# ranging from the slowest observed speeds to the fastest for that connection type.
# Upload and Download speeds are specified in bytes per millisecond.
# Mobile 2G
MOBILE_2G_SLOWEST = simulation.NetworkModel("mobile_2g_slowest",
rtt=10000,
bandwidth_up=4,
bandwidth_down=4,
category="2G",
weight=0.05)
MOBILE_2G_SLOW = simulation.NetworkModel("mobile_2g_slow",
rtt=4500,
bandwidth_up=6,
bandwidth_down=6,
category="2G",
weight=0.2)
MOBILE_2G_MEDIAN = simulation.NetworkModel("mobile_2g_median",
rtt=2750,
bandwidth_up=9,
bandwidth_down=9,
category="2G",
# This estimate is the steady state size, the size of an average request after
# several previous requests have been made and the header dictionary has been
# populated.
ESTIMATED_HTTP_REQUEST_HEADER_SIZE = 35
# Estimated size of a http response header in bytes for a HTTP2 response using HPACK.
ESTIMATED_HTTP_RESPONSE_HEADER_SIZE = 35
# The following network models were derived from browser reported connection speeds (from Chrome)
# across a variety of connection types. For each connection type 5 different speeds are provided
# ranging from the slowest observed speeds to the fastest for that connection type.
# Mobile 2G
MOBILE_2G_SLOWEST = simulation.NetworkModel("mobile_2g_slowest",
rtt=10000,
bandwidth_up=4,
bandwidth_down=4)
MOBILE_2G_SLOW = simulation.NetworkModel("mobile_2g_slow",
rtt=4500,
bandwidth_up=6,
bandwidth_down=6)
MOBILE_2G_MEDIAN = simulation.NetworkModel("mobile_2g_median",
rtt=2750,
bandwidth_up=9,
bandwidth_down=9)
MOBILE_2G_FAST = simulation.NetworkModel("mobile_2g_fast",
rtt=1500,
bandwidth_up=19,