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test mappings helpers against static values

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This commit is contained in:
Rob Mulholand 2019-03-04 12:10:34 -06:00
parent b6bef49318
commit 310a52cb0c
1 changed files with 6 additions and 12 deletions
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18
libraries/shared/storage/mappings_test.go
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@ -2,11 +2,9 @@ package storage_test
import (
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/libraries/shared/storage"
"math/big"
)
var _ = Describe("Mappings", func() {
@ -16,12 +14,11 @@ var _ = Describe("Mappings", func() {
// mapping (bytes32 => uint) public amounts
// pass in the index of the mapping on the contract + the bytes32 key for the uint val being looked up
indexOfMappingOnContract := storage.IndexZero
keyForDesiredValueInMapping := "fake_bytes32"
keyForDesiredValueInMapping := "1234567890abcdef"
storageKey := storage.GetMapping(indexOfMappingOnContract, keyForDesiredValueInMapping)
expectedStorageKeyBytes := crypto.Keccak256(common.FromHex(keyForDesiredValueInMapping + indexOfMappingOnContract))
expectedStorageKey := common.BytesToHash(expectedStorageKeyBytes)
expectedStorageKey := common.HexToHash("0xee0c1b59a3856bafbfb8730e7694c4badc271eb5f01ce4a8d7a53d8a6499676f")
Expect(storageKey).To(Equal(expectedStorageKey))
})
})
@ -32,14 +29,12 @@ var _ = Describe("Mappings", func() {
// mapping (address => mapping (uint => bytes32)) public addressNames
// pass in the index of the mapping on the contract + the address and uint keys for the bytes32 val being looked up
indexOfMappingOnContract := storage.IndexOne
keyForOuterMapping := "fake_address"
keyForOuterMapping := "1234567890abcdef"
keyForInnerMapping := "123"
storageKey := storage.GetNestedMapping(indexOfMappingOnContract, keyForOuterMapping, keyForInnerMapping)
hashedOuterMappingStorageKey := crypto.Keccak256(common.FromHex(keyForOuterMapping + indexOfMappingOnContract))
fullStorageKeyBytes := crypto.Keccak256(common.FromHex(keyForInnerMapping), hashedOuterMappingStorageKey)
expectedStorageKey := common.BytesToHash(fullStorageKeyBytes)
expectedStorageKey := common.HexToHash("0x82113529f6cd61061d1a6f0de53f2bdd067a1addd3d2b46be50a99abfcdb1661")
Expect(storageKey).To(Equal(expectedStorageKey))
})
})
@ -55,13 +50,12 @@ var _ = Describe("Mappings", func() {
// pass in the storage key for the zero-indexed value ("quantity") + the number of increments required.
// (For "quality", we must increment the storage key for the corresponding "quantity" by 1).
indexOfMappingOnContract := storage.IndexTwo
keyForDesiredValueInMapping := "fake_bytes32"
keyForDesiredValueInMapping := "1234567890abcdef"
storageKeyForFirstPropertyOnStruct := storage.GetMapping(indexOfMappingOnContract, keyForDesiredValueInMapping)
storageKey := storage.GetIncrementedKey(storageKeyForFirstPropertyOnStruct, 1)
incrementedStorageKey := storageKeyForFirstPropertyOnStruct.Big().Add(storageKeyForFirstPropertyOnStruct.Big(), big.NewInt(1))
expectedStorageKey := common.BytesToHash(incrementedStorageKey.Bytes())
expectedStorageKey := common.HexToHash("0x69b38749f0a8ed5d505c8474f7fb62c7828aad8a7627f1c67e07af1d2368cad4")
Expect(storageKey).To(Equal(expectedStorageKey))
})
})