def test_should_return_metric_value_with_latest_end_time_for_non_deltas(
self):
for kind in (MetricKind.GAUGE, MetricKind.CUMULATIVE):
got = metric_value.merge(kind, self.early_ending, self.late_ending)
expect(got).to(equal(self.late_ending))
got = metric_value.merge(kind, self.late_ending, self.early_ending)
expect(got).to(equal(self.late_ending))
def test_should_use_the_latest_end_time_delta_merges(self):
got = metric_value.merge(MetricKind.DELTA, self.early_ending,
self.late_ending)
expect(got.endTime).to(equal(self.late_ending.endTime))
got = metric_value.merge(MetricKind.DELTA, self.late_ending,
self.early_ending)
expect(got.endTime).to(equal(self.late_ending.endTime))
def test_should_use_the_latest_end_time_delta_merges(self):
got = metric_value.merge(MetricKind.DELTA,
self.early_ending,
self.late_ending)
expect(got.endTime).to(equal(self.late_ending.endTime))
got = metric_value.merge(MetricKind.DELTA,
self.late_ending,
self.early_ending)
expect(got.endTime).to(equal(self.late_ending.endTime))
def test_should_use_the_earliest_start_time_in_delta_merges(self):
early_starting = metric_value.create(labels=self.TEST_LABELS,
doubleValue=self.A_FLOAT_VALUE,
startTime=self.EARLY)
late_starting = metric_value.create(labels=self.TEST_LABELS,
doubleValue=self.A_FLOAT_VALUE,
startTime=self.LATER)
got = metric_value.merge(MetricKind.DELTA, early_starting,
late_starting)
expect(got.startTime).to(equal(early_starting.startTime))
got = metric_value.merge(MetricKind.DELTA, late_starting,
early_starting)
expect(got.startTime).to(equal(early_starting.startTime))
def test_should_use_the_earliest_start_time_in_delta_merges(self):
early_starting = metric_value.create(
labels=self.TEST_LABELS,
doubleValue=self.A_FLOAT_VALUE,
startTime=self.EARLY)
late_starting = metric_value.create(
labels=self.TEST_LABELS,
doubleValue=self.A_FLOAT_VALUE,
startTime=self.LATER)
got = metric_value.merge(MetricKind.DELTA, early_starting,
late_starting)
expect(got.startTime).to(equal(early_starting.startTime))
got = metric_value.merge(MetricKind.DELTA, late_starting,
early_starting)
expect(got.startTime).to(equal(early_starting.startTime))
def test_should_succeed_for_delta_metrics_with_the_distribution_type(self):
test_distribution = distribution.create_explicit([0.1, 0.3, 0.5])
distribution.add_sample(0.4, test_distribution)
v = metric_value.create(labels=self.TEST_LABELS,
distributionValue=test_distribution)
want = 2 * test_distribution.count
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.distributionValue.count).to(equal(want))
def test_should_succeed_for_delta_metrics_with_the_distribution_type(self):
test_distribution = distribution.create_explicit([0.1, 0.3, 0.5])
distribution.add_sample(0.4, test_distribution)
v = metric_value.create(labels=self.TEST_LABELS,
distributionValue=test_distribution)
want = 2 * test_distribution.count
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.distributionValue.count).to(equal(want))
def test_should_fail_for_delta_metrics_with_unmergable_types(self):
no_init = metric_value.create()
unmergeables = [
metric_value.create(stringValue=u'a test string'),
metric_value.create(boolValue=False),
]
for mv in unmergeables:
testf = lambda: metric_value.merge(MetricKind.DELTA, mv, mv)
expect(testf).to(raise_error(ValueError))
def test_should_fail_for_delta_metrics_with_unmergable_types(self):
no_init = metric_value.create()
unmergeables = [
metric_value.create(stringValue=u'a test string'),
metric_value.create(boolValue=False),
]
for mv in unmergeables:
testf = lambda: metric_value.merge(MetricKind.DELTA, mv, mv)
expect(testf).to(raise_error(ValueError))
def test_should_fail_for_uninitialized_metric_values(self):
no_init = metric_value.create()
for kind in (MetricKind.GAUGE, MetricKind.CUMULATIVE,
MetricKind.DELTA):
testf = lambda: metric_value.merge(kind, no_init, no_init)
expect(testf).to(raise_error(ValueError))
def test_should_succeed_for_delta_metrics_with_the_money_type(self):
v = self.test_value_with_money
want = 2 * v.moneyValue.units
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.moneyValue.units).to(equal(want))
def test_should_succeed_for_delta_metrics_with_the_double_type(self):
v = self.test_value
want = 2 * v.doubleValue
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.doubleValue).to(equal(want))
def test_should_fail_for_metric_values_with_different_types(self):
changed = metric_value.create(labels=self.TEST_LABELS, int64Value=1)
for kind in (MetricKind.GAUGE, MetricKind.CUMULATIVE,
MetricKind.DELTA):
testf = lambda: metric_value.merge(kind, self.test_value, changed)
expect(testf).to(raise_error(ValueError))
def test_should_return_metric_value_with_latest_end_time_for_non_deltas(self):
for kind in (MetricKind.GAUGE, MetricKind.CUMULATIVE):
got = metric_value.merge(kind, self.early_ending, self.late_ending)
expect(got).to(equal(self.late_ending))
got = metric_value.merge(kind, self.late_ending, self.early_ending)
expect(got).to(equal(self.late_ending))
def test_should_succeed_for_delta_metrics_with_the_int64_type(self):
test_int = 4
v = metric_value.create(labels=self.TEST_LABELS, int64Value=test_int)
want = 2 * test_int
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.int64Value).to(equal(want))
def test_should_fail_for_metric_values_with_different_types(self):
changed = metric_value.create(labels=self.TEST_LABELS, int64Value=1)
for kind in (MetricKind.GAUGE, MetricKind.CUMULATIVE, MetricKind.DELTA):
testf = lambda: metric_value.merge(kind, self.test_value, changed)
expect(testf).to(raise_error(ValueError))
def test_should_succeed_for_delta_metrics_with_the_int64_type(self):
test_int = 4
v = metric_value.create(labels=self.TEST_LABELS, int64Value=test_int)
want = 2 * test_int
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.int64Value).to(equal(want))
def test_should_succeed_for_delta_metrics_with_the_double_type(self):
v = self.test_value
want = 2 * v.doubleValue
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.doubleValue).to(equal(want))
def test_should_succeed_for_delta_metrics_with_the_money_type(self):
v = self.test_value_with_money
want = 2 * v.moneyValue.units
got = metric_value.merge(MetricKind.DELTA, v, v)
expect(got.moneyValue.units).to(equal(want))
def test_should_fail_for_uninitialized_metric_values(self):
no_init = metric_value.create()
for kind in (MetricKind.GAUGE, MetricKind.CUMULATIVE, MetricKind.DELTA):
testf = lambda: metric_value.merge(kind, no_init, no_init)
expect(testf).to(raise_error(ValueError))
