Add test on ForwardMessagesView

features/messages/impl/src/main/kotlin/io/element/android/features/messages/impl/forward/ForwardMessagesStateProvider.kt

@@ -40,7 +40,8 @@ open class ForwardMessagesStateProvider : PreviewParameterProvider<ForwardMessag
 
 fun aForwardMessagesState(
     forwardAction: AsyncAction<List<RoomId>> = AsyncAction.Uninitialized,
+    eventSink: (ForwardMessagesEvents) -> Unit = {}
 ) = ForwardMessagesState(
     forwardAction = forwardAction,
-    eventSink = {}
+    eventSink = eventSink
 )

features/messages/impl/src/test/kotlin/io/element/android/features/messages/impl/forward/ForwardMessagesViewTest.kt

@@ -0,0 +1,80 @@
+/*
+ * 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.messages.impl.forward
+
+import androidx.activity.ComponentActivity
+import androidx.compose.ui.test.junit4.AndroidComposeTestRule
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import io.element.android.libraries.architecture.AsyncAction
+import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.matrix.test.AN_EXCEPTION
+import io.element.android.libraries.matrix.test.A_ROOM_ID
+import io.element.android.libraries.testtags.TestTags
+import io.element.android.tests.testutils.EnsureNeverCalledWithParam
+import io.element.android.tests.testutils.EventsRecorder
+import io.element.android.tests.testutils.ensureCalledOnceWithParam
+import io.element.android.tests.testutils.pressTag
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TestRule
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class ForwardMessagesViewTest {
+    @get:Rule val rule = createAndroidComposeRule<ComponentActivity>()
+
+    @Test
+    fun `cancel error emits the expected event`() {
+        val eventsRecorder = EventsRecorder<ForwardMessagesEvents>()
+        rule.setForwardMessagesView(
+            aForwardMessagesState(
+                forwardAction = AsyncAction.Failure(AN_EXCEPTION),
+                eventSink = eventsRecorder
+            ),
+        )
+        rule.pressTag(TestTags.dialogPositive.value)
+        eventsRecorder.assertSingle(ForwardMessagesEvents.ClearError)
+    }
+
+    @Test
+    fun `success invokes onForwardSuccess`() {
+        val data = listOf(A_ROOM_ID)
+        val eventsRecorder = EventsRecorder<ForwardMessagesEvents>(expectEvents = false)
+        ensureCalledOnceWithParam<List<RoomId>?>(data) { callback ->
+            rule.setForwardMessagesView(
+                aForwardMessagesState(
+                    forwardAction = AsyncAction.Success(data),
+                    eventSink = eventsRecorder
+                ),
+                onForwardSuccess = callback,
+            )
+        }
+    }
+}
+
+private fun <R : TestRule> AndroidComposeTestRule<R, ComponentActivity>.setForwardMessagesView(
+    state: ForwardMessagesState,
+    onForwardSuccess: (List<RoomId>) -> Unit = EnsureNeverCalledWithParam(),
+) {
+    setContent {
+        ForwardMessagesView(
+            state = state,
+            onForwardSuccess = onForwardSuccess,
+        )
+    }
+}