update test

Author: dadachi

app/src/test/kotlin/com/nativeapptemplate/nativeapptemplatefree/ui/scan/DoScanViewModelTest.kt

@@ -0,0 +1,122 @@
+package com.nativeapptemplate.nativeapptemplatefree.ui.scan
+
+import androidx.lifecycle.SavedStateHandle
+import androidx.navigation.testing.invoke
+import com.nativeapptemplate.nativeapptemplatefree.testing.repository.TestLoginRepository
+import com.nativeapptemplate.nativeapptemplatefree.testing.repository.emptyUserData
+import com.nativeapptemplate.nativeapptemplatefree.testing.util.MainDispatcherRule
+import com.nativeapptemplate.nativeapptemplatefree.ui.scan.navigation.DoScanRoute
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.test.runTest
+import org.junit.Assert.assertEquals
+import org.junit.Assert.assertFalse
+import org.junit.Assert.assertTrue
+import org.junit.Before
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.robolectric.RobolectricTestRunner
+
+/**
+ * These tests use Robolectric because the subject under test (the ViewModel) uses
+ * `SavedStateHandle.toRoute` which has a dependency on `android.os.Bundle`.
+ *
+ * TODO: Remove Robolectric if/when AndroidX Navigation API is updated to remove Android dependency.
+ *  *  See b/340966212.
+ */
+@RunWith(RobolectricTestRunner::class)
+class DoScanViewModelTestIsTestTrue {
+  @get:Rule
+  val dispatcherRule = MainDispatcherRule()
+
+  private val loginRepository = TestLoginRepository()
+
+  private lateinit var viewModel: DoScanViewModel
+
+  @Before
+  fun setUp() {
+    viewModel = DoScanViewModel(
+      savedStateHandle = SavedStateHandle(
+        route = DoScanRoute(isTest = true),
+      ),
+      loginRepository = loginRepository,
+    )
+  }
+
+  @Test
+  fun stateIsInitiallyLoading() = runTest {
+    assertFalse(viewModel.uiState.value.isLoading)
+  }
+
+  @Test
+  fun stateIsScanned_updated() = runTest {
+    loginRepository.sendUserData(emptyUserData)
+
+    viewModel.updateIsScanned(true)
+
+    assertTrue(viewModel.uiState.value.isScanned)
+  }
+
+  @Test
+  fun scanViewSelectedTabIndex_isSavedInPreference() = runTest {
+    loginRepository.sendUserData(emptyUserData)
+
+    viewModel.updateScanViewSelectedTabIndex()
+
+    assertEquals(loginRepository.userData.first().scanViewSelectedTabIndex, 1)
+  }
+
+  @Test
+  fun shouldFetchItemTagForShowTagInfoScan_isSavedInPreference() = runTest {
+    loginRepository.sendUserData(emptyUserData)
+
+    viewModel.updateExecFlagAfterScanning(true)
+
+    assertTrue(loginRepository.userData.first().shouldFetchItemTagForShowTagInfoScan)
+  }
+}
+
+/**
+ * These tests use Robolectric because the subject under test (the ViewModel) uses
+ * `SavedStateHandle.toRoute` which has a dependency on `android.os.Bundle`.
+ *
+ * TODO: Remove Robolectric if/when AndroidX Navigation API is updated to remove Android dependency.
+ *  *  See b/340966212.
+ */
+@RunWith(RobolectricTestRunner::class)
+class DoScanViewModelTestIsTestFalse {
+  @get:Rule
+  val dispatcherRule = MainDispatcherRule()
+
+  private val loginRepository = TestLoginRepository()
+
+  private lateinit var viewModel: DoScanViewModel
+
+  @Before
+  fun setUp() {
+    viewModel = DoScanViewModel(
+      savedStateHandle = SavedStateHandle(
+        route = DoScanRoute(isTest = false),
+      ),
+      loginRepository = loginRepository,
+    )
+  }
+
+  @Test
+  fun scanViewSelectedTabIndex_isSavedInPreference() = runTest {
+    loginRepository.sendUserData(emptyUserData)
+
+    viewModel.updateScanViewSelectedTabIndex()
+
+    assertEquals(loginRepository.userData.first().scanViewSelectedTabIndex, 0)
+  }
+
+  @Test
+  fun shouldCompleteItemTagForCompleteScan_isSavedInPreference() = runTest {
+    loginRepository.sendUserData(emptyUserData)
+
+    viewModel.updateExecFlagAfterScanning(true)
+
+    assertTrue(loginRepository.userData.first().shouldCompleteItemTagForCompleteScan)
+  }
+}