Update and yet disable Kovan tests,

because they've been deprecated on Infura's side.
https://blog.infura.io/post/deprecation-timeline-for-rinkeby-ropsten-and-kovan-testnets

Author: yaroslavyaroslav

Tests/web3swiftTests/remoteTests/ST20AndSecurityTokenTests.swift

@@ -15,18 +15,19 @@ import Core
 // MARK: Works only with network connection
 class ST20AndSecurityTokenTests: XCTestCase {
 
-    func testERC20TokenCreation() async throws {
-        let web3 = await Web3.InfuraKovanWeb3(accessToken: Constants.infuraToken)
-        let w3sTokenAddress = EthereumAddress("0x2dD33957C90880bE4Ee9fd5F703110BDA2E579EC")!
-        let st20token = ST20.init(web3: web3, provider: web3.provider, address: w3sTokenAddress)
-        try await st20token.readProperties()
-        XCTAssertEqual(st20token.symbol(), "MIMI")
-        XCTAssertEqual(st20token.name(), "Mimi")
-        XCTAssertEqual(st20token.decimals(), 18)
-    }
+    // FIXME: Enable me back again
+//    func testERC20TokenCreation() async throws {
+//        let web3 = await Web3.InfuraGoerliWeb3(accessToken: Constants.infuraToken)
+//        let w3sTokenAddress = EthereumAddress("0x2dD33957C90880bE4Ee9fd5F703110BDA2E579EC")!
+//        let st20token = ST20.init(web3: web3, provider: web3.provider, address: w3sTokenAddress)
+//        try await st20token.readProperties()
+//        XCTAssertEqual(st20token.symbol(), "MIMI")
+//        XCTAssertEqual(st20token.name(), "Mimi")
+//        XCTAssertEqual(st20token.decimals(), 18)
+//    }
 
     func testST20tokenBalanceAndAllowance() async throws {
-        let web3 = await Web3.InfuraKovanWeb3(accessToken: Constants.infuraToken)
+        let web3 = await Web3.InfuraGoerliWeb3(accessToken: Constants.infuraToken)
         let w3sTokenAddress = EthereumAddress("0x2dD33957C90880bE4Ee9fd5F703110BDA2E579EC")!
         let st20token = ST20.init(web3: web3, provider: web3.provider, address: w3sTokenAddress)
         let userAddress = EthereumAddress("0xe22b8979739D724343bd002F9f432F5990879901")!
@@ -37,20 +38,21 @@ class ST20AndSecurityTokenTests: XCTestCase {
     }
 
     func testSecurityTokenInvestors() async throws {
-        let web3 = await Web3.InfuraKovanWeb3(accessToken: Constants.infuraToken)
+        let web3 = await Web3.InfuraGoerliWeb3(accessToken: Constants.infuraToken)
         let w3sTokenAddress = EthereumAddress("0x2dD33957C90880bE4Ee9fd5F703110BDA2E579EC")!
         let stoken = SecurityToken.init(web3: web3, provider: web3.provider, address: w3sTokenAddress)
         let investorsCount = try await stoken.investorCount()
         let stringInvestorsCount = String(investorsCount)
         XCTAssertEqual(stringInvestorsCount, "0")
     }
-    
-    func testSecurityTokenGranularity() async throws {
-        let web3 = await Web3.InfuraKovanWeb3(accessToken: Constants.infuraToken)
-        let w3sTokenAddress = EthereumAddress("0x2dD33957C90880bE4Ee9fd5F703110BDA2E579EC")!
-        let stoken = SecurityToken.init(web3: web3, provider: web3.provider, address: w3sTokenAddress)
-        let granularity = try await stoken.getGranularity()
-        let stringGranularity = String(granularity)
-        XCTAssertEqual(stringGranularity, "1000000000000000000")
-    }
+
+    // FIXME: Enable me back again
+//    func testSecurityTokenGranularity() async throws {
+//        let web3 = await Web3.InfuraGoerliWeb3(accessToken: Constants.infuraToken)
+//        let w3sTokenAddress = EthereumAddress("0x2dD33957C90880bE4Ee9fd5F703110BDA2E579EC")!
+//        let stoken = SecurityToken.init(web3: web3, provider: web3.provider, address: w3sTokenAddress)
+//        let granularity = try await stoken.getGranularity()
+//        let stringGranularity = String(granularity)
+//        XCTAssertEqual(stringGranularity, "1000000000000000000")
+//    }
 }