Intent of buffer.go ×1

All 8 exact tests in this concept. Every test is marked by where it enters the hierarchy.

go.temporal.io/ 8 tests
- server/ 8 tests
  - common/ 2 tests
    
    effect/ 2 tests
    
    go.temporal.io/server/common/effect/TestBufferApplyAfterCancel Inherited TestBufferApplyAfterCancel
    
    go.temporal.io/server/common/effect/TestBufferRollbackOrder Introduced here
  - service/ 6 tests
    
    history/ 6 tests
    
    api/ 2 tests
    
    respondworkflowtaskcompleted/ 2 tests
    
    TestWorkflowTaskCompletedHandlerSuite/ 2 tests
    
    TestUpdateWorkflow/ 2 tests
    
    go.temporal.io/server/service/history/api/respondworkflowtaskcompleted/TestWorkflowTaskCompletedHandlerSuite/TestUpdateWorkflow/Write_failed_on_normal_task_queue Inherited Write_failed_on_normal_task_queue
    
    go.temporal.io/server/service/history/api/respondworkflowtaskcompleted/TestWorkflowTaskCompletedHandlerSuite/TestUpdateWorkflow/Write_failed_on_sticky_task_queue Inherited api.go ×4
    
    workflow/ 4 tests
    
    update/ 4 tests
    
    TestUpdateState/ 4 tests
    
    in_stateAccepted/ 1 test
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateAccepted/fail_to_transition_to_stateCompleted_on_store_write_failure Inherited fail_to_transition_to_stateCompleted_on_store_write_failure
    
    in_stateCreated/ 1 test
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateCreated/fail_to_transition_to_stateAdmitted_on_store_write_failure Inherited update.go ×2
    
    in_stateSent/ 2 tests
    
    fail_to_transition_to_stateAccepted/ 1 test
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateSent/fail_to_transition_to_stateAccepted/stateCompleted_on_store_write_failure Inherited update.go ×1
    
    go.temporal.io/server/service/history/workflow/update/TestUpdateState/in_stateSent/fail_to_transition_to_stateRejected_on_store_write_failure Inherited update.go ×2