feat: VecU8

Author: bigearsenal

…/Extensions/UnparsedExtensionState.swift …anaSwift/Models/BufferLayout/VecU8.swiftSources/SolanaSwift/Programs/TokenPrograms/Token2022Program/ExtensionReader/Extensions/UnparsedExtensionState.swift renamed to Sources/SolanaSwift/Models/BufferLayout/VecU8.swift Sources/SolanaSwift/Programs/TokenPrograms/Token2022Program/ExtensionReader/Extensions/UnparsedExtensionState.swift renamed to Sources/SolanaSwift/Models/BufferLayout/VecU8.swift

@@ -1,6 +1,6 @@
 import Foundation
 
-struct UnparsedExtensionState: Token2022ExtensionState {
+struct VecU8: BorshCodable, Codable, Equatable, Hashable {
     let length: UInt16
     let data: Data
     init(from reader: inout BinaryReader) throws {

Sources/SolanaSwift/Programs/TokenPrograms/Token2022Program/ExtensionReader/AnyToken2022ExtensionState.swift

@@ -35,7 +35,7 @@ public struct AnyToken2022ExtensionState: BorshCodable, Codable, Equatable, Hash
         case .transferFeeConfig:
             state = try container.decode(TransferFeeConfigExtensionState.self, forKey: .state)
         default:
-            state = try container.decode(UnparsedExtensionState.self, forKey: .state)
+            state = try container.decode(VecU8.self, forKey: .state)
         }
     }
 
@@ -58,7 +58,7 @@ public struct AnyToken2022ExtensionState: BorshCodable, Codable, Equatable, Hash
         case .interestBearingConfig:
             state = try InterestBearingConfigExtensionState(from: &reader)
         default:
-            state = try UnparsedExtensionState(from: &reader)
+            state = try VecU8(from: &reader)
         }
     }
 

Sources/SolanaSwift/Programs/TokenPrograms/Token2022Program/ExtensionReader/Token2022ExtensionState.swift

@@ -3,3 +3,5 @@ import Foundation
 public protocol Token2022ExtensionState: BorshCodable, Codable, Equatable, Hashable {
     var length: UInt16 { get }
 }
+
+extension VecU8: Token2022ExtensionState {}

Sources/SolanaSwift/Programs/TokenPrograms/Token2022Program/Token2022MintState.swift

@@ -12,7 +12,7 @@ public struct Token2022MintState: TokenMintState {
     public var extensions: [AnyToken2022ExtensionState]
 
     public func getParsedExtension<T: Token2022ExtensionState>(ofType _: T.Type) -> T? {
-        assert(T.self != UnparsedExtensionState.self)
+        assert(T.self != VecU8.self)
         return extensions.first(where: { $0.state is T })?.state as? T
     }
 }

Tests/SolanaSwiftUnitTests/Other/BufferLayout/BufferLayoutEncodingTests.swift

@@ -183,8 +183,21 @@ final class BufferLayoutEncodingTests: XCTestCase {
         )
     }
 
-//    func testEncodingToken2022MintState() throws {
-//        let extensionState = TransferFeeConfigExtensionState(
+//    func testEncodingToken2022MintState2() throws {
+//        // Mint FZYEgCWzzedxcmxYvGXSkMrj7TaA3bXoaEv6XMnwtLKh
+//        let state = Token2022MintState(
+//            mintAuthorityOption: 1,
+//            mintAuthority: "FZYEgCWzzedxcmxYvGXSkMrj7TaA3bXoaEv6XMnwtLKh",
+//            supply: 1_000_000_000_000,
+//            decimals: 10,
+//            isInitialized: true,
+//            freezeAuthorityOption: 10,
+//            freezeAuthority: nil,
+//            extensions: []
+//        )
+//
+//        // Add TransferFeeConfigExtensionState
+//        let transferConfig = TransferFeeConfigExtensionState(
 //            length: 108,
 //            transferFeeConfigAuthority: "11111111111111111111111111111111",
 //            withdrawWithHeldAuthority: "11111111111111111111111111111111",
@@ -200,7 +213,9 @@ final class BufferLayoutEncodingTests: XCTestCase {
 //                transferFeeBasisPoints: 300
 //            )
 //        )
+//        state.extensions.append(TokenExtension(type: 1, state: transferConfig))
 //
+//        // Add InterestBearingConfigExtensionState
 //        let interestBearingConfig = InterestBearingConfigExtensionState(
 //            length: 52,
 //            rateAuthority: "2a9H7uNfUxt7YdS5yH3ZEijdPqpeBtyq7JPtVyi6XKtk",
@@ -209,24 +224,16 @@ final class BufferLayoutEncodingTests: XCTestCase {
 //            lastUpdateTimestamp: 1_692_005_389,
 //            currentRate: 0
 //        )
+//        state.extensions.append(TokenExtension(type: 2, state: interestBearingConfig))
 //
-//        let state = Token2022MintState(
-//            mintAuthorityOption: <#T##UInt32#>,
-//            mintAuthority: <#T##PublicKey?#>,
-//            supply: <#T##UInt64#>,
-//            decimals: <#T##UInt8#>,
-//            isInitialized: <#T##Bool#>,
-//            freezeAuthorityOption: <#T##UInt32#>,
-//            freezeAuthority: <#T##PublicKey?#>,
-//            extensions: <#T##[AnyToken2022ExtensionState]#>
-//        )
-//
+//        // Serialize the state
 //        var data = Data()
 //        try state.serialize(to: &data)
 //
+//        // Base64 encode the serialized data and compare with the expected value
 //        XCTAssertEqual(
 //            data.base64EncodedString(),
-//            "AAAAAAT3LznRbp1toHmr0Mjv1bBjc6oSrtihgQu/PG0Sunz6XUTVg3ktAAAFAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQEAbAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAT3LznRbp1toHmr0Mjv1bBjc6oSrtihgQu/PG0Sunz6N5bilgAAAAASAgAAAAAAAAAgPYh5LQAALAESAgAAAAAAAAAgPYh5LQAALAE="
+//            "AAAAABdZNqd8UPqRoeBHXdhoEwzZNLf6UnDQ1UDsr4oXimfhquOLA1BVIXECAQAAAAAXWTanfFD6kaHgR13YaBMM2TS3+lJw0NVA7K+KF4pn4QAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQEAbAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAALoDKJKHBCRLpAQAAAAAAAACQI15ZrVt7LAHpAQAAAAAAAACQI15ZrVt7LAEKADQAF1k2p3xQ+pGh4Edd2GgTDNk0t/pScNDVQOyviheKZ+EN9NlkAAAAAAAADfTZZAAAAAAAAAYAAQAB"
 //        )
 //    }