Switch Eth provider from Infura to Ganache

Author: yaroslavyaroslav

Tests/web3swiftTests/infuraTests/web3swiftInfuraTests.swift

@@ -8,13 +8,28 @@ import XCTest
 
 @testable import web3swift
 
+public final class GanacheProvider: Web3HttpProvider {
+    public init?(_ net: Networks = Networks.Mainnet, keystoreManager manager: KeystoreManager? = nil) {
+        let providerURL = URL(string: "http://127.0.0.1:8545/")!
+        super.init(providerURL, network: net, keystoreManager: manager)
+    }
+}
+
+extension Web3 {
+        /// Initialized Web3 instance bound to Infura's mainnet provider.
+    public static func GanacheWeb3(network: Networks = Networks.Mainnet) -> web3 {
+        let ganache = GanacheProvider(network)!
+        return web3(provider: ganache)
+    }
+}
+
 // MARK: Works only with network connection
 class web3swiftInfuraTests: XCTestCase {
 
     func testGetBalance() throws {
         do {
-            let web3 = Web3.InfuraMainnetWeb3()
-            let address = EthereumAddress("0xe22b8979739D724343bd002F9f432F5990879901")!
+            let web3 = Web3.GanacheWeb3()
+            let address = EthereumAddress("0xd61b5ca425F8C8775882d4defefC68A6979DBbce")!
             let balance = try web3.eth.getBalance(address: address)
             let balString = Web3.Utils.formatToEthereumUnits(balance, toUnits: .eth, decimals: 3)
             print(balString!)
@@ -25,7 +40,7 @@ class web3swiftInfuraTests: XCTestCase {
 
     func testGetBlockByHash() throws {
         do {
-            let web3 = Web3.InfuraMainnetWeb3()
+            let web3 = Web3.GanacheWeb3()
             let result = try web3.eth.getBlockByHash("0x6d05ba24da6b7a1af22dc6cc2a1fe42f58b2a5ea4c406b19c8cf672ed8ec0695", fullTransactions: true)
             print(result)
         } catch {
@@ -34,13 +49,13 @@ class web3swiftInfuraTests: XCTestCase {
     }
 
     func testGetBlockByNumber1() throws {
-        let web3 = Web3.InfuraMainnetWeb3()
+        let web3 = Web3.GanacheWeb3()
         let result = try web3.eth.getBlockByNumber("latest", fullTransactions: true)
         print(result)
     }
 
     func testGetBlockByNumber2() throws {
-        let web3 = Web3.InfuraMainnetWeb3()
+        let web3 = Web3.GanacheWeb3()
         let result = try web3.eth.getBlockByNumber(UInt64(5184323), fullTransactions: true)
         print(result)
         let transactions = result.transactions
@@ -56,7 +71,7 @@ class web3swiftInfuraTests: XCTestCase {
 
     func testGetBlockByNumber3() throws {
         do {
-            let web3 = Web3.InfuraMainnetWeb3()
+            let web3 = Web3.GanacheWeb3()
             let _ = try web3.eth.getBlockByNumber(UInt64(1000000000), fullTransactions: true)
             XCTFail()
         } catch {
@@ -65,14 +80,14 @@ class web3swiftInfuraTests: XCTestCase {
     }
 
     func testGasPrice() throws {
-        let web3 = Web3.InfuraMainnetWeb3()
+        let web3 = Web3.GanacheWeb3()
         let response = try web3.eth.getGasPrice()
         print(response)
     }
 
     func testGetIndexedEventsPromise() throws {
         let jsonString = "[{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_spender\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_from\",\"type\":\"address\"},{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"version\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"balance\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_spender\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"},{\"name\":\"_extraData\",\"type\":\"bytes\"}],\"name\":\"approveAndCall\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_owner\",\"type\":\"address\"},{\"name\":\"_spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"name\":\"remaining\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"_initialAmount\",\"type\":\"uint256\"},{\"name\":\"_tokenName\",\"type\":\"string\"},{\"name\":\"_decimalUnits\",\"type\":\"uint8\"},{\"name\":\"_tokenSymbol\",\"type\":\"string\"}],\"type\":\"constructor\"},{\"payable\":false,\"type\":\"fallback\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_owner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"_spender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},]"
-        let web3 = Web3.InfuraMainnetWeb3()
+        let web3 = Web3.GanacheWeb3()
         let contract = web3.contract(jsonString, at: nil, abiVersion: 2)
         var filter = EventFilter()
         filter.fromBlock = .blockNumber(UInt64(5200120))
@@ -82,13 +97,13 @@ class web3swiftInfuraTests: XCTestCase {
         let eventParserResult = try contract!.getIndexedEventsPromise(eventName: "Transfer", filter: filter, joinWithReceipts: true).wait()
         print(eventParserResult)
         XCTAssert(eventParserResult.count == 2)
-        XCTAssert(eventParserResult[0].transactionReceipt != nil)
-        XCTAssert(eventParserResult[0].eventLog != nil)
+        XCTAssert(eventParserResult.first?.transactionReceipt != nil)
+        XCTAssert(eventParserResult.first?.eventLog != nil)
     }
 
     func testEventParsingBlockByNumberPromise() throws {
         let jsonString = "[{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_spender\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_from\",\"type\":\"address\"},{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"version\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"balance\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_spender\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"},{\"name\":\"_extraData\",\"type\":\"bytes\"}],\"name\":\"approveAndCall\",\"outputs\":[{\"name\":\"success\",\"type\":\"bool\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_owner\",\"type\":\"address\"},{\"name\":\"_spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"name\":\"remaining\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"_initialAmount\",\"type\":\"uint256\"},{\"name\":\"_tokenName\",\"type\":\"string\"},{\"name\":\"_decimalUnits\",\"type\":\"uint8\"},{\"name\":\"_tokenSymbol\",\"type\":\"string\"}],\"type\":\"constructor\"},{\"payable\":false,\"type\":\"fallback\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_owner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"_spender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},]"
-        let web3 = Web3.InfuraMainnetWeb3()
+        let web3 = Web3.GanacheWeb3()
         let contract = web3.contract(jsonString, at: nil, abiVersion: 2)
         var filter = EventFilter()
         filter.addresses = [EthereumAddress("0x53066cddbc0099eb6c96785d9b3df2aaeede5da3")!]
@@ -102,7 +117,7 @@ class web3swiftInfuraTests: XCTestCase {
     func testUserCaseEventParsing() throws {
         let contractAddress = EthereumAddress("0x7ff546aaccd379d2d1f241e1d29cdd61d4d50778")
         let jsonString = "[{\"constant\":false,\"inputs\":[{\"name\":\"_id\",\"type\":\"string\"}],\"name\":\"deposit\",\"outputs\":[],\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_id\",\"type\":\"string\"},{\"indexed\":true,\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Deposit\",\"type\":\"event\"}]"
-        let web3 = Web3.InfuraRinkebyWeb3()
+        let web3 = Web3.GanacheWeb3(network: .Rinkeby)
         let contract = web3.contract(jsonString, at: contractAddress, abiVersion: 2)
         guard let eventParser = contract?.createEventParser("Deposit", filter: nil) else {return XCTFail()}
         let pres = try eventParser.parseBlockByNumber(UInt64(2138657))