def test_has(self):
trace_ctx = TracingContext()
self.assertFalse(trace_ctx.has('name'))
trace_ctx.set('name', 'tester')
self.assertTrue(trace_ctx.has('name'))
trace_ctx.remove('name')
self.assertFalse(trace_ctx.has('name'))
def test_remove(self):
trace_ctx = TracingContext()
trace_ctx.set('name', 'tester')
self.assertEqual(trace_ctx.get('name'), 'tester')
trace_ctx.remove('name')
self.assertIsNone(trace_ctx.get('name'))