Unit test for method to get live data of active lives

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/mapper/LiveLocationShareAggregatedSummaryMapper.kt

@@ -16,15 +16,17 @@
 
 package org.matrix.android.sdk.internal.database.mapper
 
+import com.zhuinden.monarchy.Monarchy
 import org.matrix.android.sdk.api.session.events.model.toModel
 import org.matrix.android.sdk.api.session.room.model.livelocation.LiveLocationShareAggregatedSummary
 import org.matrix.android.sdk.api.session.room.model.message.MessageBeaconLocationDataContent
 import org.matrix.android.sdk.internal.database.model.livelocation.LiveLocationShareAggregatedSummaryEntity
 import javax.inject.Inject
 
-internal class LiveLocationShareAggregatedSummaryMapper @Inject constructor() {
+internal class LiveLocationShareAggregatedSummaryMapper @Inject constructor() :
+        Monarchy.Mapper<LiveLocationShareAggregatedSummary, LiveLocationShareAggregatedSummaryEntity> {
 
-    fun map(entity: LiveLocationShareAggregatedSummaryEntity): LiveLocationShareAggregatedSummary {
+    override fun map(entity: LiveLocationShareAggregatedSummaryEntity): LiveLocationShareAggregatedSummary {
         return LiveLocationShareAggregatedSummary(
                 userId = entity.userId,
                 isActive = entity.isActive,

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/room/location/DefaultLocationSharingService.kt

@@ -29,7 +29,6 @@ import org.matrix.android.sdk.internal.database.model.livelocation.LiveLocationS
 import org.matrix.android.sdk.internal.database.query.findRunningLiveInRoom
 import org.matrix.android.sdk.internal.di.SessionDatabase
 
-// TODO add unit tests
 internal class DefaultLocationSharingService @AssistedInject constructor(
         @Assisted private val roomId: String,
         @SessionDatabase private val monarchy: Monarchy,
@@ -85,7 +84,7 @@ internal class DefaultLocationSharingService @AssistedInject constructor(
     override fun getRunningLiveLocationShareSummaries(): LiveData<List<LiveLocationShareAggregatedSummary>> {
         return monarchy.findAllMappedWithChanges(
                 { LiveLocationShareAggregatedSummaryEntity.findRunningLiveInRoom(it, roomId = roomId) },
-                { liveLocationShareAggregatedSummaryMapper.map(it) }
+                liveLocationShareAggregatedSummaryMapper
         )
     }
 }

matrix-sdk-android/src/test/java/org/matrix/android/sdk/internal/session/room/location/DefaultLocationSharingServiceTest.kt

@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2022 The Matrix.org Foundation C.I.C.
+ *
+ * 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 org.matrix.android.sdk.internal.session.room.location
+
+import io.mockk.mockk
+import io.mockk.unmockkAll
+import org.amshove.kluent.shouldBeEqualTo
+import org.junit.After
+import org.junit.Test
+import org.matrix.android.sdk.api.session.room.model.livelocation.LiveLocationShareAggregatedSummary
+import org.matrix.android.sdk.internal.database.mapper.LiveLocationShareAggregatedSummaryMapper
+import org.matrix.android.sdk.internal.database.model.livelocation.LiveLocationShareAggregatedSummaryEntity
+import org.matrix.android.sdk.internal.database.model.livelocation.LiveLocationShareAggregatedSummaryEntityFields
+import org.matrix.android.sdk.test.fakes.FakeMonarchy
+import org.matrix.android.sdk.test.fakes.givenEqualTo
+import org.matrix.android.sdk.test.fakes.givenIsNotEmpty
+import org.matrix.android.sdk.test.fakes.givenIsNotNull
+
+private const val A_ROOM_ID = "room_id"
+
+internal class DefaultLocationSharingServiceTest {
+
+    private val fakeRoomId = A_ROOM_ID
+    private val fakeMonarchy = FakeMonarchy()
+    private val sendStaticLocationTask = mockk<SendStaticLocationTask>()
+    private val sendLiveLocationTask = mockk<SendLiveLocationTask>()
+    private val startLiveLocationShareTask = mockk<StartLiveLocationShareTask>()
+    private val stopLiveLocationShareTask = mockk<StopLiveLocationShareTask>()
+    private val fakeLiveLocationShareAggregatedSummaryMapper = mockk<LiveLocationShareAggregatedSummaryMapper>()
+
+    private val defaultLocationSharingService = DefaultLocationSharingService(
+            roomId = fakeRoomId,
+            monarchy = fakeMonarchy.instance,
+            sendStaticLocationTask = sendStaticLocationTask,
+            sendLiveLocationTask = sendLiveLocationTask,
+            startLiveLocationShareTask = startLiveLocationShareTask,
+            stopLiveLocationShareTask = stopLiveLocationShareTask,
+            liveLocationShareAggregatedSummaryMapper = fakeLiveLocationShareAggregatedSummaryMapper
+    )
+
+    @After
+    fun tearDown() {
+        unmockkAll()
+    }
+
+    @Test
+    fun `livedata of live summaries is correctly computed`() {
+        val entity = LiveLocationShareAggregatedSummaryEntity()
+        val summary = LiveLocationShareAggregatedSummary(
+                userId = "",
+                isActive = true,
+                endOfLiveTimestampMillis = 123,
+                lastLocationDataContent = null
+        )
+
+        fakeMonarchy.givenWhere<LiveLocationShareAggregatedSummaryEntity>()
+                .givenEqualTo(LiveLocationShareAggregatedSummaryEntityFields.ROOM_ID, fakeRoomId)
+                .givenEqualTo(LiveLocationShareAggregatedSummaryEntityFields.IS_ACTIVE, true)
+                .givenIsNotEmpty(LiveLocationShareAggregatedSummaryEntityFields.USER_ID)
+                .givenIsNotNull(LiveLocationShareAggregatedSummaryEntityFields.LAST_LOCATION_CONTENT)
+        fakeMonarchy.givenFindAllMappedWithChangesReturns(
+                realmEntities = listOf(entity),
+                mappedResult = listOf(summary),
+                fakeLiveLocationShareAggregatedSummaryMapper
+        )
+
+        val result = defaultLocationSharingService.getRunningLiveLocationShareSummaries().value
+
+        result shouldBeEqualTo listOf(summary)
+    }
+}

matrix-sdk-android/src/test/java/org/matrix/android/sdk/test/fakes/FakeMonarchy.kt

@@ -16,40 +16,62 @@
 
 package org.matrix.android.sdk.test.fakes
 
+import androidx.lifecycle.MutableLiveData
 import com.zhuinden.monarchy.Monarchy
 import io.mockk.MockKVerificationScope
 import io.mockk.coEvery
 import io.mockk.every
 import io.mockk.mockk
 import io.mockk.mockkStatic
-import io.mockk.verify
+import io.mockk.slot
 import io.realm.Realm
 import io.realm.RealmModel
 import io.realm.RealmQuery
-import io.realm.kotlin.where
 import org.matrix.android.sdk.internal.util.awaitTransaction
 
 internal class FakeMonarchy {
 
     val instance = mockk<Monarchy>()
-    private val realm = mockk<Realm>(relaxed = true)
+    private val fakeRealm = FakeRealm()
 
     init {
         mockkStatic("org.matrix.android.sdk.internal.util.MonarchyKt")
         coEvery {
             instance.awaitTransaction(any<suspend (Realm) -> Any>())
         } coAnswers {
-            secondArg<suspend (Realm) -> Any>().invoke(realm)
+            secondArg<suspend (Realm) -> Any>().invoke(fakeRealm.instance)
         }
     }
 
-    inline fun <reified T : RealmModel> givenWhereReturns(result: T?) {
-        val queryResult = mockk<RealmQuery<T>>(relaxed = true)
-        every { queryResult.findFirst() } returns result
-        every { realm.where<T>() } returns queryResult
+    inline fun <reified T : RealmModel> givenWhere(): RealmQuery<T> {
+        return fakeRealm.givenWhere()
+    }
+
+    inline fun <reified T : RealmModel> givenWhereReturns(result: T?): RealmQuery<T> {
+        return fakeRealm.givenWhere<T>()
+                .givenFindFirst(result)
     }
 
     inline fun <reified T : RealmModel> verifyInsertOrUpdate(crossinline verification: MockKVerificationScope.() -> T) {
-        verify { realm.insertOrUpdate(verification()) }
+        fakeRealm.verifyInsertOrUpdate(verification)
+    }
+
+    inline fun <reified R, reified T : RealmModel> givenFindAllMappedWithChangesReturns(
+            realmEntities: List<T>,
+            mappedResult: List<R>,
+            mapper: Monarchy.Mapper<R, T>
+    ) {
+        every { mapper.map(any()) } returns mockk()
+        val monarchyQuery = slot<Monarchy.Query<T>>()
+        val monarchyMapper = slot<Monarchy.Mapper<R, T>>()
+        every {
+            instance.findAllMappedWithChanges(capture(monarchyQuery), capture(monarchyMapper))
+        } answers {
+            monarchyQuery.captured.createQuery(fakeRealm.instance)
+            realmEntities.forEach {
+                monarchyMapper.captured.map(it)
+            }
+            MutableLiveData(mappedResult)
+        }
     }
 }

matrix-sdk-android/src/test/java/org/matrix/android/sdk/test/fakes/FakeRealm.kt

@@ -16,8 +16,10 @@
 
 package org.matrix.android.sdk.test.fakes
 
+import io.mockk.MockKVerificationScope
 import io.mockk.every
 import io.mockk.mockk
+import io.mockk.verify
 import io.realm.Realm
 import io.realm.RealmModel
 import io.realm.RealmQuery
@@ -33,6 +35,67 @@ internal class FakeRealm {
         every { instance.where<T>() } returns query
         return query
     }
+
+    inline fun <reified T : RealmModel> verifyInsertOrUpdate(crossinline verification: MockKVerificationScope.() -> T) {
+        verify { instance.insertOrUpdate(verification()) }
+    }
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenFindFirst(
+        result: T?
+): RealmQuery<T> {
+    every { findFirst() } returns result
+    return this
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenFindAll(
+        result: List<T>
+): RealmQuery<T> {
+    val realmResults = mockk<RealmResults<T>>()
+    result.forEachIndexed { index, t ->
+        every { realmResults[index] } returns t
+    }
+    every { realmResults.size } returns result.size
+    every { findAll() } returns realmResults
+    return this
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenEqualTo(
+        fieldName: String,
+        value: String
+): RealmQuery<T> {
+    every { equalTo(fieldName, value) } returns this
+    return this
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenEqualTo(
+        fieldName: String,
+        value: Boolean
+): RealmQuery<T> {
+    every { equalTo(fieldName, value) } returns this
+    return this
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenNotEqualTo(
+        fieldName: String,
+        value: String
+): RealmQuery<T> {
+    every { notEqualTo(fieldName, value) } returns this
+    return this
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenIsNotEmpty(
+        fieldName: String
+): RealmQuery<T> {
+    every { isNotEmpty(fieldName) } returns this
+    return this
+}
+
+inline fun <reified T : RealmModel> RealmQuery<T>.givenIsNotNull(
+        fieldName: String
+): RealmQuery<T> {
+    every { isNotNull(fieldName) } returns this
+    return this
 }
 
 inline fun <reified T : RealmModel> RealmQuery<T>.givenFindFirst(