def test_scope_replaces_orig_value_if_existed(self):
trace_ctx = TracingContext()
trace_ctx.set('name', 'orig-name')
with trace_ctx.scope(name='new-name', extra='some-value'):
self.assertEqual(trace_ctx.get('name'), 'new-name')
self.assertEqual(trace_ctx.get('extra'), 'some-value')
self.assertEqual(trace_ctx.get('name'), 'orig-name')
self.assertIsNone(trace_ctx.get('extra'))
self.assertFalse(trace_ctx.has('extra'))
def test_clear(self):
trace_ctx = TracingContext()
trace_ctx.set_transaction_id('123')
trace_ctx.set('name', 'tester')
self.assertEqual(trace_ctx.get('name'), 'tester')
self.assertEqual(trace_ctx.get_transaction_id(), '123')
trace_ctx.clear()
self.assertIsNone(trace_ctx.get('name'))
self.assertIsNone(trace_ctx.get_transaction_id())
def test_scope(self):
trace_ctx = TracingContext()
trace_ctx.set_transaction_id('123')
trace_ctx.set('dash-item', 'testing a dash item')
trace_ctx.set('name', 'orig-name')
trace_ctx.set('static', 'this value never changes')
with trace_ctx.scope(transaction_id='789'):
self.assertEqual(trace_ctx.get_transaction_id(), '789')
self.assertEqual(trace_ctx.get('name'), 'orig-name')
self.assertEqual(trace_ctx.get('dash-item'), 'testing a dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
with trace_ctx.scope(transaction_id='789', name='new-name'):
self.assertEqual(trace_ctx.get_transaction_id(), '789')
self.assertEqual(trace_ctx.get('name'), 'new-name')
self.assertEqual(trace_ctx.get('dash-item'), 'testing a dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
with trace_ctx.scope(name='new-name'):
self.assertEqual(trace_ctx.get_transaction_id(), '123')
self.assertEqual(trace_ctx.get('name'), 'new-name')
self.assertEqual(trace_ctx.get('dash-item'), 'testing a dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
with trace_ctx.scope(ctx_values={'name': 'new-name-in-dict', 'dash-item': 'updated dash item'}):
self.assertEqual(trace_ctx.get_transaction_id(), '123')
self.assertEqual(trace_ctx.get('name'), 'new-name-in-dict')
self.assertEqual(trace_ctx.get('dash-item'), 'updated dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
with trace_ctx.scope(transaction_id='789', name='new-name', ctx_values={'dash-item': 'updated dash item'}):
self.assertEqual(trace_ctx.get_transaction_id(), '789')
self.assertEqual(trace_ctx.get('name'), 'new-name')
self.assertEqual(trace_ctx.get('dash-item'), 'updated dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
with trace_ctx.scope(name='new-name', ctx_values={'name': 'new-name-in-dict'}):
self.assertEqual(trace_ctx.get_transaction_id(), '123')
self.assertEqual(trace_ctx.get('name'), 'new-name') # Kwarg > ctx_values
self.assertEqual(trace_ctx.get('dash-item'), 'testing a dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
with trace_ctx.scope(transactionid='789'):
self.assertEqual(trace_ctx.get_transaction_id(), '789')
with trace_ctx.scope(transaction_id='789', ctx_values={'transactionid': '456'}):
self.assertEqual(trace_ctx.get_transaction_id(), '789') # transaction_id arg > ctx_values
self.assertEqual(trace_ctx.get_transaction_id(), '123')
self.assertEqual(trace_ctx.get('name'), 'orig-name')
self.assertEqual(trace_ctx.get('dash-item'), 'testing a dash item')
self.assertEqual(trace_ctx.get('static'), 'this value never changes')
def test_set(self):
trace_ctx = TracingContext()
self.assertIsNone(trace_ctx.get('name'))
trace_ctx.set('name', 'tester')
self.assertEqual(trace_ctx.get('name'), 'tester')
def test_get_returns_default_when_not_found(self):
trace_ctx = TracingContext()
self.assertEqual(trace_ctx.get('name', default='A default'), 'A default')