Add tests for LifeCycleTest:hookSnackBar (#2754)

* Add LifeCycleExtension:HookSnackBar test

* Add LifeCycleExtension:HookSnackBar test

* Test HookSnackBar
* Check whether showSnackBar is executed
Co-authored-by: Maryann Mweru <[email protected]>

---------

Co-authored-by: Hilary Baraka Egesa <[email protected]>

android/quest/src/test/java/org/smartregister/fhircore/quest/util/extensions/LifeCycleExtensionTest.kt

@@ -0,0 +1,74 @@
+/*
+ * Copyright 2021-2023 Ona Systems, Inc
+ *
+ * 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.smartregister.fhircore.quest.util.extensions
+
+import android.content.Context
+import androidx.compose.material.ScaffoldState
+import androidx.compose.material.SnackbarDuration
+import androidx.navigation.NavController
+import io.mockk.coEvery
+import io.mockk.coVerify
+import io.mockk.every
+import io.mockk.just
+import io.mockk.mockk
+import io.mockk.runs
+import kotlin.test.assertNotNull
+import kotlinx.coroutines.flow.SharedFlow
+import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.test.runTest
+import org.junit.Before
+import org.junit.Test
+import org.smartregister.fhircore.engine.domain.model.ActionConfig
+import org.smartregister.fhircore.engine.domain.model.ResourceData
+import org.smartregister.fhircore.engine.domain.model.SnackBarMessageConfig
+import org.smartregister.fhircore.quest.robolectric.RobolectricTest
+
+class LifeCycleExtensionTest : RobolectricTest() {
+  private val navController = mockk<NavController>(relaxUnitFun = true)
+  private val context = mockk<Context>(relaxUnitFun = true, relaxed = true)
+
+  @Before
+  fun setUp() {
+    every { navController.context } returns context
+  }
+
+  @Test
+  fun testHookSnackBarShowsSnackBar() = runTest {
+    val messageConfig = mockk<SnackBarMessageConfig>()
+    every { messageConfig.message } returns "This is a message"
+
+    val mockedSharedFlow = mockk<SharedFlow<SnackBarMessageConfig>>()
+
+    val scaffoldState = mockk<ScaffoldState>()
+    val resourceData = mockk<ResourceData>()
+    val listActionConfig = mockk<List<ActionConfig>>()
+    every { scaffoldState.snackbarHostState } returns mockk()
+    coEvery {
+      scaffoldState.snackbarHostState.showSnackbar("message", "action", SnackbarDuration.Long)
+    } returns mockk()
+    val snackBarResult = runBlocking {
+      scaffoldState.snackbarHostState.showSnackbar("message", "action", SnackbarDuration.Long)
+    }
+
+    assertNotNull(snackBarResult)
+    every { listActionConfig.handleClickEvent(navController, resourceData) } just runs
+    coEvery {
+      mockedSharedFlow.hookSnackBar(scaffoldState, resourceData = resourceData, navController)
+    } just runs
+    coVerify { scaffoldState.snackbarHostState.showSnackbar(any(), any(), any()) }
+  }
+}