ipld-eth-server/pkg/history/validation_window_test.go
2019-01-31 16:39:29 +01:00

36 lines
937 B
Go

package history_test
import (
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/fakes"
"github.com/vulcanize/vulcanizedb/pkg/history"
"math/big"
)
var _ = Describe("Validation window", func() {
It("creates a ValidationWindow equal to (HEAD-windowSize, HEAD)", func() {
blockChain := fakes.NewMockBlockChain()
blockChain.SetLastBlock(big.NewInt(5))
validationWindow := history.MakeValidationWindow(blockChain, 2)
Expect(validationWindow.LowerBound).To(Equal(int64(3)))
Expect(validationWindow.UpperBound).To(Equal(int64(5)))
})
It("returns the window size", func() {
window := history.ValidationWindow{LowerBound: 1, UpperBound: 3}
Expect(window.Size()).To(Equal(2))
})
It("generates a range of int64s", func() {
numberOfBlocksCreated := history.MakeRange(0, 5)
expected := []int64{0, 1, 2, 3, 4, 5}
Expect(numberOfBlocksCreated).To(Equal(expected))
})
})