Add unit test on SpaceView

features/space/impl/src/main/kotlin/io/element/android/features/space/impl/root/SpaceStateProvider.kt

@@ -59,6 +59,7 @@ fun aSpaceState(
     hideInvitesAvatar: Boolean = false,
     hasMoreToLoad: Boolean = false,
     acceptDeclineInviteState: AcceptDeclineInviteState = anAcceptDeclineInviteState(),
+    eventSink: (SpaceEvents) -> Unit = { },
 ) = SpaceState(
     currentSpace = parentSpace,
     children = children.toImmutableList(),
@@ -67,7 +68,7 @@ fun aSpaceState(
     hasMoreToLoad = hasMoreToLoad,
     joinActions = joinActions.toImmutableMap(),
     acceptDeclineInviteState = acceptDeclineInviteState,
-    eventSink = {}
+    eventSink = eventSink,
 )
 
 private fun aListOfSpaceRooms(): List<SpaceRoom> {

features/space/impl/src/test/kotlin/io/element/android/features/space/impl/root/SpaceViewTest.kt

@@ -0,0 +1,130 @@
+/*
+ * Copyright 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.space.impl.root
+
+import androidx.activity.ComponentActivity
+import androidx.compose.runtime.Composable
+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.libraries.matrix.api.room.CurrentUserMembership
+import io.element.android.libraries.matrix.api.spaces.SpaceRoom
+import io.element.android.libraries.matrix.test.A_ROOM_ID
+import io.element.android.libraries.matrix.test.A_ROOM_NAME
+import io.element.android.libraries.previewutils.room.aSpaceRoom
+import io.element.android.libraries.ui.strings.CommonStrings
+import io.element.android.tests.testutils.EnsureNeverCalled
+import io.element.android.tests.testutils.EnsureNeverCalledWithParam
+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.ensureCalledOnceWithParam
+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 SpaceViewTest {
+    @get:Rule val rule = createAndroidComposeRule<ComponentActivity>()
+
+    @Test
+    fun `clicking on back invokes the expected callback`() {
+        val eventsRecorder = EventsRecorder<SpaceEvents>(expectEvents = false)
+        ensureCalledOnce {
+            rule.setSpaceView(
+                aSpaceState(
+                    eventSink = eventsRecorder,
+                ),
+                onBackClick = it,
+            )
+            rule.pressBack()
+        }
+    }
+
+    @Test
+    fun `clicking on a room name invokes the expected callback`() {
+        val aSpaceRoom = aSpaceRoom(roomId = A_ROOM_ID, name = A_ROOM_NAME)
+        val eventsRecorder = EventsRecorder<SpaceEvents>(expectEvents = false)
+        ensureCalledOnceWithParam(aSpaceRoom) {
+            rule.setSpaceView(
+                aSpaceState(
+                    children = listOf(aSpaceRoom),
+                    eventSink = eventsRecorder,
+                ),
+                onRoomClick = it,
+            )
+            rule.onNodeWithText(A_ROOM_NAME).performClick()
+        }
+    }
+
+    @Test
+    fun `clicking on Join room emits the expected Event`() {
+        val aSpaceRoom = aSpaceRoom(roomId = A_ROOM_ID, state = null)
+        val eventsRecorder = EventsRecorder<SpaceEvents>()
+        rule.setSpaceView(
+            aSpaceState(
+                children = listOf(aSpaceRoom),
+                eventSink = eventsRecorder,
+            ),
+        )
+        rule.clickOn(CommonStrings.action_join)
+        eventsRecorder.assertSingle(SpaceEvents.Join(aSpaceRoom))
+    }
+
+    @Test
+    fun `clicking on accept invite emits the expected Event`() {
+        val aSpaceRoom = aSpaceRoom(roomId = A_ROOM_ID, state = CurrentUserMembership.INVITED)
+        val eventsRecorder = EventsRecorder<SpaceEvents>()
+        rule.setSpaceView(
+            aSpaceState(
+                children = listOf(aSpaceRoom),
+                eventSink = eventsRecorder,
+            ),
+        )
+        rule.clickOn(CommonStrings.action_accept)
+        eventsRecorder.assertSingle(SpaceEvents.AcceptInvite(aSpaceRoom))
+    }
+
+    @Test
+    fun `clicking on decline invite emits the expected Event`() {
+        val aSpaceRoom = aSpaceRoom(roomId = A_ROOM_ID, state = CurrentUserMembership.INVITED)
+        val eventsRecorder = EventsRecorder<SpaceEvents>()
+        rule.setSpaceView(
+            aSpaceState(
+                children = listOf(aSpaceRoom),
+                eventSink = eventsRecorder,
+            ),
+        )
+        rule.clickOn(CommonStrings.action_decline)
+        eventsRecorder.assertSingle(SpaceEvents.DeclineInvite(aSpaceRoom))
+    }
+}
+
+private fun <R : TestRule> AndroidComposeTestRule<R, ComponentActivity>.setSpaceView(
+    state: SpaceState,
+    onBackClick: () -> Unit = EnsureNeverCalled(),
+    onRoomClick: (SpaceRoom) -> Unit = EnsureNeverCalledWithParam(),
+    onShareSpace: () -> Unit = EnsureNeverCalled(),
+    onLeaveSpaceClick: () -> Unit = EnsureNeverCalled(),
+    acceptDeclineInviteView: @Composable () -> Unit = {},
+) {
+    setContent {
+        SpaceView(
+            state = state,
+            onBackClick = onBackClick,
+            onRoomClick = onRoomClick,
+            onShareSpace = onShareSpace,
+            onLeaveSpaceClick = onLeaveSpaceClick,
+            acceptDeclineInviteView = acceptDeclineInviteView,
+        )
+    }
+}