Add stream_givenConflicts_whenExceptionResolvingConflicts_thenShouldLog

Signed-off-by: matt-ramotar <[email protected]>

Author: matt-ramotar

store/src/commonTest/kotlin/org/mobilenativefoundation/store/store5/mutable_store/RealMutableStoreTests.kt

@@ -0,0 +1,101 @@
+package org.mobilenativefoundation.store.store5.mutable_store
+
+import app.cash.turbine.test
+import dev.mokkery.MockMode.autoUnit
+import dev.mokkery.answering.returns
+import dev.mokkery.every
+import dev.mokkery.everySuspend
+import dev.mokkery.matcher.any
+import dev.mokkery.matcher.eq
+import dev.mokkery.mock
+import dev.mokkery.verify
+import dev.mokkery.verify.VerifyMode
+import dev.mokkery.verify.VerifyMode.Companion.exactly
+import dev.mokkery.verifySuspend
+import kotlinx.coroutines.flow.flowOf
+import kotlinx.coroutines.test.TestScope
+import kotlinx.coroutines.test.runTest
+import org.mobilenativefoundation.store.store5.Bookkeeper
+import org.mobilenativefoundation.store.store5.Logger
+import org.mobilenativefoundation.store.store5.StoreReadRequest
+import org.mobilenativefoundation.store.store5.StoreReadResponse
+import org.mobilenativefoundation.store.store5.StoreReadResponseOrigin
+import org.mobilenativefoundation.store.store5.Updater
+import org.mobilenativefoundation.store.store5.UpdaterResult
+import org.mobilenativefoundation.store.store5.impl.RealMutableStore
+import org.mobilenativefoundation.store.store5.impl.RealStore
+import org.mobilenativefoundation.store.store5.test_utils.model.Note
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class RealMutableStoreTests {
+    private val testScope = TestScope()
+
+    private val delegate = mock<RealStore<String, Note, Note, Note>>(autoUnit)
+    private val updater = mock<Updater<String, Note, Boolean>>(autoUnit)
+    private val bookkeeper = mock<Bookkeeper<String>>(autoUnit)
+    private val logger = mock<Logger>(autoUnit)
+
+
+    private val mutableStore = RealMutableStore(
+        delegate,
+        updater,
+        bookkeeper,
+        logger
+    )
+
+    @Test
+    fun stream_givenConflicts_whenExceptionResolvingConflicts_thenShouldLog() = testScope.runTest {
+        // Given
+        val latestNote = Note("id", "Title", "Content")
+        val readResponse = StoreReadResponse.Data(latestNote, StoreReadResponseOrigin.Cache)
+        val delegateFlow = flowOf(readResponse)
+        val exception = Exception("Error updating network.")
+        val readRequest = StoreReadRequest.fresh("id")
+
+        every {
+            delegate.stream(any())
+        } returns delegateFlow
+
+        everySuspend {
+            delegate.latestOrNull(any())
+        } returns latestNote
+
+        everySuspend {
+            bookkeeper.getLastFailedSync(any())
+        } returns 1L
+
+        everySuspend {
+            updater.post(any(), any())
+        } returns UpdaterResult.Error.Exception(exception)
+
+
+        // When
+        val stream = mutableStore.stream<Boolean>(
+            readRequest
+        )
+
+        // Then
+
+        stream.test {
+
+            verifySuspend(exactly(1)) {
+                updater.post(eq("id"), eq(latestNote))
+            }
+
+            verify(exactly(1)) {
+                logger.error(eq(exception.toString()))
+            }
+
+            verify(exactly(1)) {
+                delegate.stream(eq(readRequest))
+            }
+
+            assertEquals(readResponse, awaitItem())
+
+            awaitComplete()
+        }
+
+    }
+
+}