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Merge pull request #3039 from onflow/sainati/old-parser
Add v0.42 parser package under old_parser
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,230 @@ | ||
| /* | ||
| * Cadence - The resource-oriented smart contract programming language | ||
| * | ||
| * Copyright Dapper Labs, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
|
|
||
| package old_parser | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "math" | ||
| "math/rand" | ||
| "strconv" | ||
| "strings" | ||
| "testing" | ||
|
|
||
| "github.com/onflow/cadence/runtime/common" | ||
| ) | ||
|
|
||
| func BenchmarkParseDeploy(b *testing.B) { | ||
|
|
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| b.Run("byte array", func(b *testing.B) { | ||
|
|
||
| var builder strings.Builder | ||
| for i := 0; i < 15000; i++ { | ||
| if i > 0 { | ||
| builder.WriteString(", ") | ||
| } | ||
| builder.WriteString(strconv.Itoa(rand.Intn(math.MaxUint8))) | ||
| } | ||
|
|
||
| transaction := []byte(fmt.Sprintf(` | ||
| transaction { | ||
| execute { | ||
| AuthAccount(publicKeys: [], code: [%s]) | ||
| } | ||
| } | ||
| `, | ||
| builder.String(), | ||
| )) | ||
|
|
||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| _, err := ParseProgram(nil, transaction, Config{}) | ||
| if err != nil { | ||
| b.FailNow() | ||
| } | ||
| } | ||
| }) | ||
|
|
||
| b.Run("decode hex", func(b *testing.B) { | ||
|
|
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| var builder strings.Builder | ||
| for i := 0; i < 15000; i++ { | ||
| builder.WriteString(fmt.Sprintf("%02x", i)) | ||
| } | ||
|
|
||
| transaction := []byte(fmt.Sprintf(` | ||
| transaction { | ||
| execute { | ||
| AuthAccount(publicKeys: [], code: "%s".decodeHex()) | ||
| } | ||
| } | ||
| `, | ||
| builder.String(), | ||
| )) | ||
|
|
||
| b.ResetTimer() | ||
|
|
||
| for i := 0; i < b.N; i++ { | ||
| _, err := ParseProgram(nil, transaction, Config{}) | ||
| if err != nil { | ||
| b.FailNow() | ||
| } | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| const fungibleTokenContract = ` | ||
| pub contract FungibleToken { | ||
| pub resource interface Provider { | ||
| pub fun withdraw(amount: Int): @Vault { | ||
| pre { | ||
| amount > 0: | ||
| "Withdrawal amount must be positive" | ||
| } | ||
| post { | ||
| result.balance == amount: | ||
| "Incorrect amount returned" | ||
| } | ||
| } | ||
| } | ||
| pub resource interface Receiver { | ||
| pub balance: Int | ||
| init(balance: Int) { | ||
| pre { | ||
| balance >= 0: | ||
| "Initial balance must be non-negative" | ||
| } | ||
| post { | ||
| self.balance == balance: | ||
| "Balance must be initialized to the initial balance" | ||
| } | ||
| } | ||
| pub fun deposit(from: @Receiver) { | ||
| pre { | ||
| from.balance > 0: | ||
| "Deposit balance needs to be positive!" | ||
| } | ||
| post { | ||
| self.balance == before(self.balance) + before(from.balance): | ||
| "Incorrect amount removed" | ||
| } | ||
| } | ||
| } | ||
| pub resource Vault: Provider, Receiver { | ||
| pub var balance: Int | ||
| init(balance: Int) { | ||
| self.balance = balance | ||
| } | ||
| pub fun withdraw(amount: Int): @Vault { | ||
| self.balance = self.balance - amount | ||
| return <-create Vault(balance: amount) | ||
| } | ||
| // transfer combines withdraw and deposit into one function call | ||
| pub fun transfer(to: &Receiver, amount: Int) { | ||
| pre { | ||
| amount <= self.balance: | ||
| "Insufficient funds" | ||
| } | ||
| post { | ||
| self.balance == before(self.balance) - amount: | ||
| "Incorrect amount removed" | ||
| } | ||
| to.deposit(from: <-self.withdraw(amount: amount)) | ||
| } | ||
| pub fun deposit(from: @Receiver) { | ||
| self.balance = self.balance + from.balance | ||
| destroy from | ||
| } | ||
| pub fun createEmptyVault(): @Vault { | ||
| return <-create Vault(balance: 0) | ||
| } | ||
| } | ||
| pub fun createEmptyVault(): @Vault { | ||
| return <-create Vault(balance: 0) | ||
| } | ||
| pub resource VaultMinter { | ||
| pub fun mintTokens(amount: Int, recipient: &Receiver) { | ||
| recipient.deposit(from: <-create Vault(balance: amount)) | ||
| } | ||
| } | ||
| init() { | ||
| let oldVault <- self.account.storage[Vault] <- create Vault(balance: 30) | ||
| destroy oldVault | ||
| let oldMinter <- self.account.storage[VaultMinter] <- create VaultMinter() | ||
| destroy oldMinter | ||
| } | ||
| } | ||
| ` | ||
|
|
||
| type testMemoryGauge struct { | ||
| meter map[common.MemoryKind]uint64 | ||
| } | ||
|
|
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| func (g *testMemoryGauge) MeterMemory(usage common.MemoryUsage) error { | ||
| g.meter[usage.Kind] += usage.Amount | ||
| return nil | ||
| } | ||
|
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| func BenchmarkParseFungibleToken(b *testing.B) { | ||
|
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| code := []byte(fungibleTokenContract) | ||
|
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| b.Run("Without memory metering", func(b *testing.B) { | ||
| b.ReportAllocs() | ||
| b.ResetTimer() | ||
|
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| for i := 0; i < b.N; i++ { | ||
| _, err := ParseProgram(nil, code, Config{}) | ||
| if err != nil { | ||
| b.Fatal(err) | ||
| } | ||
| } | ||
| }) | ||
|
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| b.Run("With memory metering", func(b *testing.B) { | ||
| meter := &testMemoryGauge{ | ||
| meter: make(map[common.MemoryKind]uint64), | ||
| } | ||
|
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| b.ReportAllocs() | ||
| b.ResetTimer() | ||
|
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| for i := 0; i < b.N; i++ { | ||
| _, err := ParseProgram(meter, code, Config{}) | ||
| if err != nil { | ||
| b.Fatal(err) | ||
| } | ||
| } | ||
| }) | ||
| } |
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