github.com/onflow/flow-go@v0.35.7-crescendo-preview.23-atree-inlining/utils/unittest/fvm.go (about)

     1  package unittest
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/stretchr/testify/require"
     7  
     8  	"github.com/onflow/flow-go/fvm/systemcontracts"
     9  	"github.com/onflow/flow-go/model/flow"
    10  )
    11  
    12  func IsServiceEvent(event flow.Event, chainID flow.ChainID) bool {
    13  	serviceEvents := systemcontracts.ServiceEventsForChain(chainID)
    14  	for _, serviceEvent := range serviceEvents.All() {
    15  		if serviceEvent.EventType() == event.Type {
    16  			return true
    17  		}
    18  	}
    19  	return false
    20  }
    21  
    22  // EnsureEventsIndexSeq checks if values of given event index sequence are monotonically increasing.
    23  func EnsureEventsIndexSeq(t *testing.T, events []flow.Event, chainID flow.ChainID) {
    24  	expectedEventIndex := uint32(0)
    25  	for _, event := range events {
    26  		require.Equal(t, expectedEventIndex, event.EventIndex)
    27  		if IsServiceEvent(event, chainID) {
    28  			// TODO: we will need to address the double counting issue for service events.
    29  			//		 https://github.com/onflow/flow-go/issues/3393
    30  			expectedEventIndex += 2
    31  		} else {
    32  			expectedEventIndex++
    33  		}
    34  	}
    35  }