54 lines
1.7 KiB
Go
54 lines
1.7 KiB
Go
// VulcanizeDB
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// Copyright © 2019 Vulcanize
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package history_test
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import (
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. "github.com/onsi/ginkgo"
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. "github.com/onsi/gomega"
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"math/big"
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"github.com/vulcanize/vulcanizedb/pkg/eth/fakes"
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"github.com/vulcanize/vulcanizedb/pkg/eth/history"
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)
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var _ = Describe("Validation window", func() {
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It("creates a ValidationWindow equal to (HEAD-windowSize, HEAD)", func() {
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blockChain := fakes.NewMockBlockChain()
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blockChain.SetLastBlock(big.NewInt(5))
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validationWindow, err := history.MakeValidationWindow(blockChain, 2)
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Expect(err).NotTo(HaveOccurred())
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Expect(validationWindow.LowerBound).To(Equal(int64(3)))
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Expect(validationWindow.UpperBound).To(Equal(int64(5)))
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})
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It("returns the window size", func() {
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window := history.ValidationWindow{LowerBound: 1, UpperBound: 3}
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Expect(window.Size()).To(Equal(2))
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})
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It("generates a range of int64s", func() {
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numberOfBlocksCreated := history.MakeRange(0, 5)
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expected := []int64{0, 1, 2, 3, 4, 5}
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Expect(numberOfBlocksCreated).To(Equal(expected))
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})
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})
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