feat: expectations #5276

Job	Run time
sample_operators_tests (sample-operators/tomcat-operator)	2m 42s
sample_operators_tests (sample-operators/leader-election)	3m 22s
sample_operators_tests (sample-operators/mysql-schema)	2m 40s
sample_operators_tests (sample-operators/webpage)	3m 13s
	11m 57s

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