Add UI test on BlockedUserView

features/preferences/impl/src/main/kotlin/io/element/android/features/preferences/impl/blockedusers/BlockedUsersStatePreviewProvider.kt

@@ -40,10 +40,11 @@ class BlockedUsersStatePreviewProvider : PreviewParameterProvider<BlockedUsersSt
 internal fun aBlockedUsersState(
     blockedUsers: List<MatrixUser> = aMatrixUserList(),
     unblockUserAction: AsyncAction<Unit> = AsyncAction.Uninitialized,
+    eventSink: (BlockedUsersEvents) -> Unit = {},
 ): BlockedUsersState {
     return BlockedUsersState(
         blockedUsers = blockedUsers.toPersistentList(),
         unblockUserAction = unblockUserAction,
-        eventSink = {},
+        eventSink = eventSink,
     )
 }

features/preferences/impl/src/test/kotlin/io/element/android/features/preferences/impl/blockedusers/BlockedUserViewTest.kt

@@ -0,0 +1,109 @@
+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.preferences.impl.blockedusers
+
+import androidx.activity.ComponentActivity
+import androidx.compose.ui.test.junit4.AndroidComposeTestRule
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.performClick
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import io.element.android.features.preferences.impl.R
+import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.matrix.ui.components.aMatrixUserList
+import io.element.android.libraries.ui.strings.CommonStrings
+import io.element.android.tests.testutils.EnsureNeverCalled
+import io.element.android.tests.testutils.EventsRecorder
+import io.element.android.tests.testutils.clickOn
+import io.element.android.tests.testutils.ensureCalledOnce
+import io.element.android.tests.testutils.pressBack
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TestRule
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class BlockedUserViewTest {
+    @get:Rule
+    val rule = createAndroidComposeRule<ComponentActivity>()
+
+    @Test
+    fun `clicking on back invokes back callback`() {
+        val eventsRecorder = EventsRecorder<BlockedUsersEvents>(expectEvents = false)
+        ensureCalledOnce { callback ->
+            rule.setLogoutView(
+                aBlockedUsersState(
+                    eventSink = eventsRecorder
+                ),
+                onBackClicked = callback,
+            )
+            rule.pressBack()
+        }
+    }
+
+    @Test
+    fun `clicking on a user emits the expected Event`() {
+        val eventsRecorder = EventsRecorder<BlockedUsersEvents>()
+        val userList = aMatrixUserList()
+        rule.setLogoutView(
+            aBlockedUsersState(
+                blockedUsers = userList,
+                eventSink = eventsRecorder
+            ),
+        )
+        rule.onNodeWithText(userList.first().displayName.orEmpty()).performClick()
+        eventsRecorder.assertSingle(BlockedUsersEvents.Unblock(userList.first().userId))
+    }
+
+    @Test
+    fun `clicking on cancel sends a BlockedUsersEvents`() {
+        val eventsRecorder = EventsRecorder<BlockedUsersEvents>()
+        rule.setLogoutView(
+            aBlockedUsersState(
+                unblockUserAction = AsyncAction.Confirming,
+                eventSink = eventsRecorder
+            ),
+        )
+        rule.clickOn(CommonStrings.action_cancel)
+        eventsRecorder.assertSingle(BlockedUsersEvents.Cancel)
+    }
+
+    @Test
+    fun `clicking on confirm sends a BlockedUsersEvents`() {
+        val eventsRecorder = EventsRecorder<BlockedUsersEvents>()
+        rule.setLogoutView(
+            aBlockedUsersState(
+                unblockUserAction = AsyncAction.Confirming,
+                eventSink = eventsRecorder
+            ),
+        )
+        rule.clickOn(R.string.screen_blocked_users_unblock_alert_action)
+        eventsRecorder.assertSingle(BlockedUsersEvents.ConfirmUnblock)
+    }
+}
+
+private fun <R : TestRule> AndroidComposeTestRule<R, ComponentActivity>.setLogoutView(
+    state: BlockedUsersState,
+    onBackClicked: () -> Unit = EnsureNeverCalled(),
+) {
+    setContent {
+        BlockedUsersView(
+            state = state,
+            onBackPressed = onBackClicked,
+        )
+    }
+}