Resolve deviceData nil on BTDropInResult

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Braintree iOS Drop-in SDK - Release Notes
 
+## unreleased
+* Fix bug where `deviceData` on `BTDropInResult` was always returned as `nil`
+
 ## 9.6.0 (2022-05-24)
 * Require `braintree_ios` 5.9.0 or higher
 * Update device data collection for environment based on configuration

Demo/Application/DemoContainerViewController.swift

@@ -92,10 +92,17 @@ class DemoContainerViewController: UIViewController {
 
         if let auth = DemoSettings.authorizationOverride {
             currentViewController = instantiateCurrentViewController(with: auth)
-        } else if DemoSettings.useTokenizationKey {
+        } else if DemoSettings.useMockedPayPalFlow {
             updateStatusItem("Using Tokenization Key")
-            
+
             let tokenizationKey: String
+
+            tokenizationKey = "sandbox_q7v35n9n_555d2htrfsnnmfb3"
+            currentViewController = instantiateCurrentViewController(with: tokenizationKey)
+        }
+        else if DemoSettings.useTokenizationKey {
+            let tokenizationKey: String
+
             switch DemoSettings.currentEnvironment {
             case .sandbox:
                 tokenizationKey = "sandbox_9dbg82cq_dcpspy2brwdjr3qn"

Demo/Application/Settings/DemoSettings.swift

@@ -25,6 +25,10 @@ class DemoSettings {
     static let ThreeDSecureRequiredDefaultsKey = "BraintreeDemoSettingsThreeDSecureRequiredDefaultsKey"
     static let ThreeDSecureVersionDefaultsKey = "BraintreeDemoSettingsThreeDSecureVersionDefaultsKey"
 
+    static var useMockedPayPalFlow: Bool {
+        ProcessInfo.processInfo.arguments.contains("-UseMockedPayPalFlow")
+    }
+
     static var currentUIFramework: DemoUIFramework {
         return DemoUIFramework(rawValue: UserDefaults.standard.integer(forKey: UIFrameworkDefaultsKey)) ?? DemoUIFramework.uikit
     }

Demo/UITests/BraintreeDropIn_UITests.swift

@@ -558,6 +558,7 @@ class BraintreeDropIn_PayPal_UITests: XCTestCase {
         app = XCUIApplication()
         app.launchArguments.append("-EnvironmentSandbox")
         app.launchArguments.append("-TokenizationKey")
+        app.launchArguments.append("-UseMockedPayPalFlow")
         app.launch()
         sleep(1)
         waitForElementToBeHittable(app.buttons["Add Payment Method"])
@@ -637,6 +638,7 @@ class BraintreeDropIn_PayPal_OneTime_UITests: XCTestCase {
         app.launchArguments.append("-EnvironmentSandbox")
         app.launchArguments.append("-PayPalOneTime")
         app.launchArguments.append("-TokenizationKey")
+        app.launchArguments.append("-UseMockedPayPalFlow")
         app.launch()
         sleep(1)
         waitForElementToBeHittable(app.buttons["Add Payment Method"])

Sources/BraintreeDropIn/Models/BTDropInResult.m

@@ -42,7 +42,13 @@ @implementation BTDropInResult
 - (instancetype)init {
     self = [super init];
     if (self) {
-        _deviceData = [PayPalDataCollectorClass collectPayPalDeviceData];
+        // If we are testing we want to set PayPalDataCollectorClass to the class passed in `setPayPalDataCollectorClass`
+        if (PayPalDataCollectorClass != NSClassFromString(PayPalDataCollectorClassString)) {
+            _deviceData = [PayPalDataCollectorClass collectPayPalDeviceData];
+            return self;
+        }
+        // Otherwise we should use `PPDataCollector` to collect device data
+        _deviceData = [PPDataCollector collectPayPalDeviceData];
     }
 
     return self;
@@ -51,8 +57,15 @@ - (instancetype)init {
 - (instancetype)initWithEnvironment:(NSString *)environment {
     self = [super init];
     if (self) {
+        // If we are testing we want to set PayPalDataCollectorClass to the class passed in `setPayPalDataCollectorClass`
+        if (PayPalDataCollectorClass != NSClassFromString(PayPalDataCollectorClassString)) {
+            BOOL isSandbox = [environment isEqualToString:@"sandbox"];
+            _deviceData = [PayPalDataCollectorClass collectPayPalDeviceDataWithIsSandbox:isSandbox];
+            return self;
+        }
+        // Otherwise we should use `PPDataCollector` to collect device data
         BOOL isSandbox = [environment isEqualToString:@"sandbox"];
-        _deviceData = [PayPalDataCollectorClass collectPayPalDeviceDataWithIsSandbox:isSandbox];
+        _deviceData = [PPDataCollector collectPayPalDeviceDataWithIsSandbox:isSandbox];
     }
 
     return self;