def test_test_get_value_throws():
metric = metrics.StringListMetricType(
disabled=False,
category="telemetry",
lifetime=Lifetime.APPLICATION,
name="string_list_metric",
send_in_pings=["store1"],
)
with pytest.raises(ValueError):
metric.test_get_value()
def test_disabled_lists_must_not_record_data():
metric = metrics.StringListMetricType(
disabled=True,
category="telemetry",
lifetime=Lifetime.APPLICATION,
name="string_list_metric",
send_in_pings=["store1"],
)
metric.set(["value1", "value2", "value3"])
assert not metric.test_has_value()
metric.add("value4")
assert not metric.test_has_value()
def test_long_string_lists_are_truncated():
metric = metrics.StringListMetricType(
disabled=False,
category="telemetry",
lifetime=Lifetime.APPLICATION,
name="string_list_metric",
send_in_pings=["store1"],
)
for i in range(21):
metric.add("value{}".format(i))
snapshot = metric.test_get_value()
assert 20 == len(snapshot)
assert 1 == metric.test_get_num_recorded_errors(testing.ErrorType.INVALID_VALUE)
def test_the_api_saves_to_its_storage_engine_by_first_setting_then_adding():
metric = metrics.StringListMetricType(
disabled=False,
category="telemetry",
lifetime=Lifetime.APPLICATION,
name="string_list_metric",
send_in_pings=["store1"],
)
metric.set(["value1", "value2", "value3"])
assert metric.test_has_value()
snapshot = metric.test_get_value()
assert ["value1", "value2", "value3"] == snapshot
metric.add("added1")
assert metric.test_has_value()
snapshot = metric.test_get_value()
assert ["value1", "value2", "value3", "added1"] == snapshot
def test_api_saves_to_secondary_pings():
metric = metrics.StringListMetricType(
disabled=False,
category="telemetry",
lifetime=Lifetime.APPLICATION,
name="string_list_metric",
send_in_pings=["store1", "store2"],
)
metric.add("value1")
metric.add("value2")
metric.add("value3")
for store in ["store1", "store2"]:
assert metric.test_has_value(store)
assert ["value1", "value2", "value3"] == metric.test_get_value(store)
metric.set(["other1", "other2", "other3"])
for store in ["store1", "store2"]:
assert metric.test_has_value(store)
assert ["other1", "other2", "other3"] == metric.test_get_value(store)