8000 Fix order-dependent flaky tests related to UTF-8 support by dg98 · Pull Request #1093 · prometheus/client_python · GitHub
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Fix order-dependent flaky tests related to UTF-8 support #1093

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Merged
merged 2 commits into from
Mar 3, 2025
Merged

Fix order-dependent flaky tests related to UTF-8 support #1093

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eee9fc0
Fix order-dependent flaky tests related to UTF-8 support
dg98 Feb 24, 2025
0d28ae2
Add context-manager for legacy validation
dg98 Mar 3, 2025
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43 changes: 24 additions & 19 deletions tests/test_core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -109,10 +109,9 @@ def test_inc_not_observable(self):
assert_not_observable(counter.inc)

def test_exemplar_invalid_label_name(self):
enable_legacy_validation()
self.assertRaises(ValueError, self.counter.inc, exemplar={':o)': 'smile'})
self.assertRaises(ValueError, self.counter.inc, exemplar={'1': 'number'})
disable_legacy_validation()
with LegacyValidationContextManager():
self.assertRaises(ValueError, self.counter.inc, exemplar={':o)': 'smile'})
self.assertRaises(ValueError, self.counter.inc, exemplar={'1': 'number'})
self.counter.inc(exemplar={':o)': 'smile'})
self.counter.inc(exemplar={'1': 'number'})

Expand Down Expand Up @@ -510,12 +509,11 @@ def test_block_decorator_with_label(self):
self.assertEqual(1, value('hl_bucket', {'le': '+Inf', 'l': 'a'}))

def test_exemplar_invalid_legacy_label_name(self):
enable_legacy_validation()
self.assertRaises(ValueError, self.histogram.observe, 3.0, exemplar={':o)': 'smile'})
self.assertRaises(ValueError, self.histogram.observe, 3.0, exemplar={'1': 'number'})

with LegacyValidationContextManager():
self.assertRaises(ValueError, self.histogram.observe, 3.0, exemplar={':o)': 'smile'})
self.assertRaises(ValueError, self.histogram.observe, 3.0, exemplar={'1': 'number'})
def test_exemplar_invalid_label_name(self):
disable_legacy_validation()
self.histogram.observe(3.0, exemplar={':o)': 'smile'})
self.histogram.observe(3.0, exemplar={'1': 'number'})

Expand Down Expand Up @@ -660,18 +658,17 @@ def test_labels_by_kwarg(self):
self.assertRaises(ValueError, self.two_labels.labels, {'a': 'x'}, b='y')

def test_invalid_legacy_names_raise(self):
enable_legacy_validation()
self.assertRaises(ValueError, Counter, '', 'help')
self.assertRaises(ValueError, Counter, '^', 'help')
self.assertRaises(ValueError, Counter, '', 'help', namespace='&')
self.assertRaises(ValueError, Counter, '', 'help', subsystem='(')
self.assertRaises(ValueError, Counter, 'c_total', '', labelnames=['^'])
self.assertRaises(ValueError, Counter, 'c_total', '', labelnames=['a:b'])
self.assertRaises(ValueError, Counter, 'c_total', '', labelnames=['__reserved'])
self.assertRaises(ValueError, Summary, 'c_total', '', labelnames=['quantile'])
with LegacyValidationContextManager():
self.assertRaises(ValueError, Counter, '', 'help')
self.assertRaises(ValueError, Counter, '^', 'help')
self.assertRaises(ValueError, Counter, '', 'help', namespace='&')
self.assertRaises(ValueError, Counter, '', 'help', subsystem='(')
self.assertRaises(ValueError, Counter, 'c_total', '', labelnames=['^'])
self.assertRaises(ValueError, Counter, 'c_total', '', labelnames=['a:b'])
self.assertRaises(ValueError, Counter, 'c_total', '', labelnames=['__reserved'])
self.assertRaises(ValueError, Summary, 'c_total', '', labelnames=['quantile'])

def test_invalid_names_raise(self):
disable_legacy_validation()
self.assertRaises(ValueError, Counter, '', 'help')
self.assertRaises(ValueError, Counter, '', 'help', namespace='&')
self.assertRaises(ValueError, Counter, '', 'help', subsystem='(')
Expand Down Expand Up @@ -1007,5 +1004,13 @@ def test_restricted_registry_does_not_yield_while_locked(self):
self.assertFalse(registry._lock.locked())


class LegacyValidationContextManager:
def __enter__(self):
enable_legacy_validation()

def __exit__(self, exc_type, exc_value, exc_tb):
disable_legacy_validation()


if __name__ == '__main__':
unittest.main()
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