/
multipleShardsCoordinatorMock.go
59 lines (48 loc) · 1.56 KB
/
multipleShardsCoordinatorMock.go
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package mock
import (
"fmt"
)
// MultipleShardsCoordinatorMock -
type MultipleShardsCoordinatorMock struct {
ComputeIdCalled func(address []byte) uint32
NoShards uint32
CurrentShard uint32
}
// NewMultiShardsCoordinatorMock -
func NewMultiShardsCoordinatorMock(nrShard uint32) *MultipleShardsCoordinatorMock {
return &MultipleShardsCoordinatorMock{NoShards: nrShard}
}
// NumberOfShards -
func (scm *MultipleShardsCoordinatorMock) NumberOfShards() uint32 {
return scm.NoShards
}
// ComputeId -
func (scm *MultipleShardsCoordinatorMock) ComputeId(address []byte) uint32 {
if scm.ComputeIdCalled == nil {
return scm.SelfId()
}
return scm.ComputeIdCalled(address)
}
// SelfId -
func (scm *MultipleShardsCoordinatorMock) SelfId() uint32 {
return scm.CurrentShard
}
// SameShard -
func (scm *MultipleShardsCoordinatorMock) SameShard(_, _ []byte) bool {
return true
}
// CommunicationIdentifier returns the identifier between current shard ID and destination shard ID
// identifier is generated such as the first shard from identifier is always smaller than the last
func (scm *MultipleShardsCoordinatorMock) CommunicationIdentifier(destShardID uint32) string {
if destShardID == scm.CurrentShard {
return fmt.Sprintf("_%d", scm.CurrentShard)
}
if destShardID < scm.CurrentShard {
return fmt.Sprintf("_%d_%d", destShardID, scm.CurrentShard)
}
return fmt.Sprintf("_%d_%d", scm.CurrentShard, destShardID)
}
// IsInterfaceNil returns true if there is no value under the interface
func (scm *MultipleShardsCoordinatorMock) IsInterfaceNil() bool {
return scm == nil
}