Support adding bank account to Link

link/api/link.api

@@ -178,10 +178,6 @@ public final class com/stripe/android/link/LinkPaymentDetails$Saved$Creator : an
 	public synthetic fun newArray (I)[Ljava/lang/Object;
 }
 
-public final class com/stripe/android/link/LinkPaymentLauncher$Companion {
-	public final fun getLINK_ENABLED ()Z
-}
-
 public final class com/stripe/android/link/LinkPaymentLauncher_Factory {
 	public fun <init> (Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;)V
 	public static fun create (Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;Ljavax/inject/Provider;)Lcom/stripe/android/link/LinkPaymentLauncher_Factory;

link/build.gradle

@@ -22,6 +22,7 @@ dependencies {
     implementation project(':payments-core')
     implementation project(':stripe-core')
     implementation project(':payments-ui-core')
+    implementation project(':financial-connections')
 
     implementation "androidx.appcompat:appcompat:$androidxAppcompatVersion"
     implementation "androidx.constraintlayout:constraintlayout:$androidxConstraintlayoutVersion"

link/src/androidTest/java/com/stripe/android/link/ui/paymentmethod/PaymentMethodScreenTest.kt

@@ -24,6 +24,37 @@ internal class PaymentMethodScreenTest {
     private val primaryButtonLabel = "Pay $10.99"
     private val secondaryButtonLabel = "Cancel"
 
+    @Test
+    fun when_multiple_payment_methods_supported_then_shows_them_in_cells() {
+        setContent()
+
+        onCard().assertExists()
+        onBank().assertExists()
+    }
+
+    @Test
+    fun when_single_payment_method_supported_then_shows_no_cells() {
+        setContent(supportedPaymentMethods = listOf(SupportedPaymentMethod.Card))
+
+        onCard().assertDoesNotExist()
+        onBank().assertDoesNotExist()
+    }
+
+    @Test
+    fun selecting_payment_method_triggers_callback() {
+        var selectedPaymentMethod: SupportedPaymentMethod? = null
+        setContent(
+            onPaymentMethodSelected = {
+                selectedPaymentMethod = it
+            }
+        )
+
+        onBank().performClick()
+        assertThat(selectedPaymentMethod).isEqualTo(SupportedPaymentMethod.BankAccount)
+        onCard().performClick()
+        assertThat(selectedPaymentMethod).isEqualTo(SupportedPaymentMethod.Card)
+    }
+
     @Test
     fun primary_button_shows_progress_indicator_when_processing() {
         setContent(primaryButtonState = PrimaryButtonState.Processing)
@@ -92,17 +123,23 @@ internal class PaymentMethodScreenTest {
     }
 
     private fun setContent(
+        supportedPaymentMethods: List<SupportedPaymentMethod> = SupportedPaymentMethod.allValues,
+        selectedPaymentMethod: SupportedPaymentMethod = SupportedPaymentMethod.Card,
         primaryButtonState: PrimaryButtonState = PrimaryButtonState.Enabled,
         errorMessage: ErrorMessage? = null,
+        onPaymentMethodSelected: (SupportedPaymentMethod) -> Unit = {},
         onPayButtonClick: () -> Unit = {},
         onSecondaryButtonClick: () -> Unit = {}
     ) = composeTestRule.setContent {
         DefaultLinkTheme {
             PaymentMethodBody(
+                supportedPaymentMethods = supportedPaymentMethods,
+                selectedPaymentMethod = selectedPaymentMethod,
                 primaryButtonLabel = primaryButtonLabel,
                 primaryButtonState = primaryButtonState,
                 secondaryButtonLabel = secondaryButtonLabel,
                 errorMessage = errorMessage,
+                onPaymentMethodSelected = onPaymentMethodSelected,
                 onPrimaryButtonClick = onPayButtonClick,
                 onSecondaryButtonClick = onSecondaryButtonClick,
                 formContent = {}
@@ -114,4 +151,6 @@ internal class PaymentMethodScreenTest {
     private fun onSecondaryButton() = composeTestRule.onNodeWithText(secondaryButtonLabel)
     private fun onProgressIndicator() = composeTestRule.onNodeWithTag(progressIndicatorTestTag)
     private fun onCompletedIcon() = composeTestRule.onNodeWithTag(completedIconTestTag, true)
+    private fun onCard() = composeTestRule.onNodeWithText("Card")
+    private fun onBank() = composeTestRule.onNodeWithText("Bank")
 }

link/src/androidTest/java/com/stripe/android/link/ui/wallet/WalletScreenTest.kt

@@ -97,17 +97,42 @@ internal class WalletScreenTest {
     @Test
     fun selected_payment_method_is_shown_when_collapsed() {
         val initiallySelectedItem = paymentDetails[4]
-        setContent(selectedItem = initiallySelectedItem)
+        setContent(
+            isExpanded = false,
+            selectedItem = initiallySelectedItem
+        )
 
         composeTestRule.onNodeWithText("Payment").onParent().onChildren()
             .filter(hasText(initiallySelectedItem.label, substring = true))
             .assertCountEquals(1)
     }
 
     @Test
-    fun when_no_payment_option_is_selected_then_list_is_expanded() {
-        setContent(selectedItem = null)
+    fun expand_list_triggers_callback() {
+        var expanded: Boolean? = null
+        setContent(
+            isExpanded = false,
+            setExpanded = {
+                expanded = it
+            }
+        )
+        assertCollapsed()
+        composeTestRule.onNodeWithText("Payment").performClick()
+        assertThat(expanded).isTrue()
+    }
+
+    @Test
+    fun collapse_list_triggers_callback() {
+        var expanded: Boolean? = null
+        setContent(
+            isExpanded = true,
+            setExpanded = {
+                expanded = it
+            }
+        )
         assertExpanded()
+        composeTestRule.onNodeWithText("Payment methods").performClick()
+        assertThat(expanded).isFalse()
     }
 
     @Test
@@ -357,8 +382,10 @@ internal class WalletScreenTest {
     private fun setContent(
         supportedTypes: Set<String> = SupportedPaymentMethod.allTypes,
         selectedItem: ConsumerPaymentDetails.PaymentDetails? = paymentDetails.first(),
+        isExpanded: Boolean = true,
         primaryButtonState: PrimaryButtonState = PrimaryButtonState.Enabled,
         errorMessage: ErrorMessage? = null,
+        setExpanded: (Boolean) -> Unit = {},
         onItemSelected: (ConsumerPaymentDetails.PaymentDetails) -> Unit = {},
         onAddNewPaymentMethodClick: () -> Unit = {},
         onEditPaymentMethod: (ConsumerPaymentDetails.PaymentDetails) -> Unit = {},
@@ -395,9 +422,11 @@ internal class WalletScreenTest {
                     paymentDetailsList = paymentDetailsList,
                     supportedTypes = supportedTypes,
                     selectedItem = selectedItem,
+                    isExpanded = isExpanded,
                     primaryButtonLabel = primaryButtonLabel,
                     primaryButtonState = primaryButtonState,
                     errorMessage = errorMessage,
+                    setExpanded = setExpanded,
                     onItemSelected = onItemSelected,
                     onAddNewPaymentMethodClick = onAddNewPaymentMethodClick,
                     onEditPaymentMethod = onEditPaymentMethod,

link/src/main/java/com/stripe/android/link/LinkPaymentLauncher.kt

@@ -237,7 +237,9 @@ class LinkPaymentLauncher @AssistedInject internal constructor(
         WeakMapInjectorRegistry.register(injector, injectorKey)
     }
 
+    @RestrictTo(RestrictTo.Scope.LIBRARY_GROUP)
     companion object {
         val LINK_ENABLED = BuildConfig.DEBUG
+        val supportedFundingSources = SupportedPaymentMethod.allTypes
     }
 }