feat(encryption): initial api + tests (#1)

RowndFramework.xcodeproj/xcuserdata/mhamann.xcuserdatad/xcschemes/xcschememanagement.plist

@@ -4,10 +4,20 @@
 <dict>
 	<key>SchemeUserState</key>
 	<dict>
+		<key>RowndFrameworkTestApp.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>45</integer>
+		</dict>
 		<key>RowndSDK.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>37</integer>
+			<integer>41</integer>
+		</dict>
+		<key>RowndTests.xcscheme_^#shared#^_</key>
+		<dict>
+			<key>orderHint</key>
+			<integer>44</integer>
 		</dict>
 	</dict>
 </dict>

RowndFrameworkTestApp/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -0,0 +1,11 @@
+{
+  "colors" : [
+    {
+      "idiom" : "universal"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

RowndFrameworkTestApp/Assets.xcassets/AppIcon.appiconset/Contents.json

@@ -0,0 +1,93 @@
+{
+  "images" : [
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "2x",
+      "size" : "60x60"
+    },
+    {
+      "idiom" : "iphone",
+      "scale" : "3x",
+      "size" : "60x60"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "20x20"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "29x29"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "1x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "40x40"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "76x76"
+    },
+    {
+      "idiom" : "ipad",
+      "scale" : "2x",
+      "size" : "83.5x83.5"
+    },
+    {
+      "idiom" : "ios-marketing",
+      "scale" : "1x",
+      "size" : "1024x1024"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

RowndFrameworkTestApp/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

RowndFrameworkTestApp/ContentView.swift

@@ -0,0 +1,21 @@
+//
+//  ContentView.swift
+//  RowndFrameworkTestApp
+//
+//  Created by Matt Hamann on 7/15/22.
+//
+
+import SwiftUI
+
+struct ContentView: View {
+    var body: some View {
+        Text("Hello, world!")
+            .padding()
+    }
+}
+
+struct ContentView_Previews: PreviewProvider {
+    static var previews: some View {
+        ContentView()
+    }
+}

RowndFrameworkTestApp/Preview Content/Preview Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

RowndFrameworkTestApp/RowndFrameworkTestAppApp.swift

@@ -0,0 +1,17 @@
+//
+//  RowndFrameworkTestAppApp.swift
+//  RowndFrameworkTestApp
+//
+//  Created by Matt Hamann on 7/15/22.
+//
+
+import SwiftUI
+
+@main
+struct RowndFrameworkTestAppApp: App {
+    var body: some Scene {
+        WindowGroup {
+            ContentView()
+        }
+    }
+}

RowndTests/EncryptionTests.swift

@@ -0,0 +1,101 @@
+//
+//  EncryptionTests.swift
+//  RowndTests
+//
+//  Created by Matt Hamann on 7/15/22.
+//
+
+import XCTest
+@testable import Rownd
+
+class EncryptionTests: XCTestCase {
+
+    override func setUpWithError() throws {
+        // Put setup code here. This method is called before the invocation of each test method in the class.
+        RowndEncryption.deleteKey(keyId: "my-test-account")
+        try super.setUpWithError()
+    }
+
+    override func tearDownWithError() throws {
+        // Put teardown code here. This method is called after the invocation of each test method in the class.
+        RowndEncryption.deleteKey(keyId: "my-test-account")
+        try super.tearDownWithError()
+    }
+
+    func testGenerateSymmetricKey() throws {
+        let key = RowndEncryption.generateKey()
+        print("base64 key:", String(decoding: key.asData().base64EncodedData(), as: UTF8.self))
+        XCTAssertNotNil(key, "Generated encryption key was nil")
+    }
+
+    func testStoreSymmetricKey() throws {
+        let key = RowndEncryption.generateKey()
+        try RowndEncryption.storeKey(key: key, keyId: "my-test-account")
+        print("base64 key:", String(decoding: key.asData().base64EncodedData(), as: UTF8.self))
+        let atch = XCTAttachment(data: key.asData().base64EncodedData())
+        self.add(atch)
+    }
+
+    func testRetrieveSymmetricKey() throws {
+        let origKey = RowndEncryption.generateKey()
+        try RowndEncryption.storeKey(key: origKey, keyId: "my-test-account")
+        print("stored key:", String(decoding: origKey.asData().base64EncodedData(), as: UTF8.self))
+        let retKey = try RowndEncryption.loadKey(keyId: "my-test-account")
+        XCTAssertNotNil(retKey, "Failed to retrieve a key that should exist")
+        XCTAssertEqual(String(decoding: origKey.asData().base64EncodedData(), as: UTF8.self), String(decoding: retKey?.asData().base64EncodedData() ?? Data(), as: UTF8.self), "Stored and retrieved keys are not equal")
+
+        guard let key = retKey else {
+            return
+        }
+
+        print("retrieved key:", String(decoding: key.asData().base64EncodedData(), as: UTF8.self))
+//        print(key.asData().base64EncodedData())
+        let atch = XCTAttachment(data: key.asData().base64EncodedData())
+        self.add(atch)
+    }
+
+    func testEncryptingData() throws {
+        let keyId = "test-key"
+        let key = Array(Data(base64Encoded: "4f4a6IInDuSga0wyQQQpMSrDHIZ/ryoc9w6s5xVF/VQ=")!)
+        try RowndEncryption.storeKey(key: key, keyId: keyId)
+
+        let plainText = "This super secret string will never be known."
+        let cipherText: String = try RowndEncryption.encrypt(plaintext: plainText, withKeyId: keyId)
+
+        print(cipherText)
+
+        XCTAssertNotNil(cipherText, "Failed to encrypt plaintext into ciphertext")
+    }
+
+    func testDecryptingData() throws {
+        let keyId = "test-key"
+        let key = Array(Data(base64Encoded: "4f4a6IInDuSga0wyQQQpMSrDHIZ/ryoc9w6s5xVF/VQ=")!)
+        try RowndEncryption.storeKey(key: key, keyId: keyId)
+
+        let expectedPlainText = "This super secret string will never be known."
+        let cipherText = "Di0IyYbC141WIPKzFnlsQc0BIi1AWKSpLf6Th9TcDDJiidPfkVazXtFibnsqJyKFaQf7SaF68yihnqJXidodfKqKzjM2MnbHbh+O8wpxFO3gO6OhVg=="
+
+        let computedPlainText: String = try RowndEncryption.decrypt(ciphertext: cipherText, withKeyId: keyId)
+
+        print(computedPlainText)
+
+        XCTAssertEqual(expectedPlainText, computedPlainText, "The computed plaintext did not match the expected")
+    }
+
+    func testEncryptThenDecrypt() throws {
+        let keyId = "test-key"
+        let key = RowndEncryption.generateKey()
+        try RowndEncryption.storeKey(key: key, keyId: keyId)
+
+        let plainText = "This super secret string will never be known."
+        let cipherText: String = try RowndEncryption.encrypt(plaintext: plainText, withKeyId: keyId)
+
+        print(cipherText)
+
+        let computedPlainText: String = try RowndEncryption.decrypt(ciphertext: cipherText, withKeyId: keyId)
+
+        print(computedPlainText)
+
+        XCTAssertEqual(plainText, computedPlainText, "The original and computed plaintexts do not match even though the key matched")
+    }
+}

RowndTests/RowndTests.swift

@@ -0,0 +1,35 @@
+//
+//  RowndTests.swift
+//  RowndTests
+//
+//  Created by Matt Hamann on 7/15/22.
+//
+
+import XCTest
+
+class RowndTests: XCTestCase {
+
+    override func setUpWithError() throws {
+        // Put setup code here. This method is called before the invocation of each test method in the class.
+    }
+
+    override func tearDownWithError() throws {
+        // Put teardown code here. This method is called after the invocation of each test method in the class.
+    }
+
+    func testExample() throws {
+        // This is an example of a functional test case.
+        // Use XCTAssert and related functions to verify your tests produce the correct results.
+        // Any test you write for XCTest can be annotated as throws and async.
+        // Mark your test throws to produce an unexpected failure when your test encounters an uncaught error.
+        // Mark your test async to allow awaiting for asynchronous code to complete. Check the results with assertions afterwards.
+    }
+
+    func testPerformanceExample() throws {
+        // This is an example of a performance test case.
+        measure {
+            // Put the code you want to measure the time of here.
+        }
+    }
+
+}

Sources/Rownd/Views/HubWebView/HubWebViewController.swift

@@ -22,7 +22,7 @@ public enum HubPageSelector {
 public class HubWebViewController: UIViewController, WKUIDelegate {
 
     var webView: WKWebView!
-    var url = URL(string: "https://api.rownd.io/mobile_app")!
+    var url = URL(string: "https://hub.rownd.io/mobile_app")!
     var hubViewController: HubViewProtocol?
     var jsFunctionArgsAsJson: String = "{}"
 

Sources/Rownd/framework/APIClient.swift

@@ -25,7 +25,7 @@ extension NetworkRequest {
             logger.trace("API request body: \(String(decoding: body, as: UTF8.self))")
         }
 
-        let task = URLSession.shared.dataTask(with: request) { [weak self] (data, resp , error) -> Void in
+        let task = URLSession.shared.dataTask(with: request) { [weak self] (data, resp, error) -> Void in
             guard error == nil else {
                 logger.error("Network request failed: \(String(describing: error))")
                 return