tutorials/Android-Tutorial-Test-ShowCase
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

core description

Browse source
This commit is contained in:
Gergely Hegedus 2021-09-18 11:51:02 +03:00
parent 392ebc5115
commit ad2a8fee80
8 changed files with 318 additions and 19 deletions
Download patch file Download diff file Expand all files Collapse all files

1
app/src/test/java/org/fnives/test/showcase/testutils/TestMainDispatcher.kt
View file

@ -14,6 +14,7 @@ class TestMainDispatcher : BeforeEachCallback, AfterEachCallback {
override fun beforeEach(context: ExtensionContext?) {
val testDispatcher = TestCoroutineDispatcher()
privateTestDispatcher = testDispatcher
testDispatcher.pauseDispatcher()
DatabaseInitialization.dispatcher = testDispatcher
Dispatchers.setMain(testDispatcher)
}

19
app/src/test/java/org/fnives/test/showcase/ui/auth/AuthViewModelTest.kt
View file

@ -10,6 +10,7 @@ import org.fnives.test.showcase.testutils.InstantExecutorExtension
import org.fnives.test.showcase.testutils.TestMainDispatcher
import org.fnives.test.showcase.ui.shared.Event
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.DisplayName
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.ExtendWith
import org.junit.jupiter.params.ParameterizedTest
@ -35,13 +36,14 @@ internal class AuthViewModelTest {
@BeforeEach
fun setUp() {
mockLoginUseCase = mock()
testDispatcher.pauseDispatcher()
sut = AuthViewModel(mockLoginUseCase)
}
@DisplayName("GIVEN_initialized_viewModel_WHEN_observed_THEN_loading_false_other_fields_are_empty")
@Test
fun GIVEN_initialized_viewModel_WHEN_observed_THEN_loading_false_other_fields_are_empty() {
fun initialSetup() {
testDispatcher.resumeDispatcher()
sut.username.test().assertNoValue()
sut.password.test().assertNoValue()
sut.loading.test().assertValue(false)
@ -49,8 +51,9 @@ internal class AuthViewModelTest {
sut.navigateToHome.test().assertNoValue()
}
@DisplayName("GIVEN_password_text_WHEN_onPasswordChanged_is_called_THEN_password_livedata_is_updated")
@Test
fun GIVEN_password_text_WHEN_onPasswordChanged_is_called_THEN_password_livedata_is_updated() {
fun whenPasswordChangedLiveDataIsUpdated() {
testDispatcher.resumeDispatcher()
val passwordTestObserver = sut.password.test()
@ -64,8 +67,9 @@ internal class AuthViewModelTest {
sut.navigateToHome.test().assertNoValue()
}
@DisplayName("GIVEN_username_text_WHEN_onUsernameChanged_is_called_THEN_username_livedata_is_updated")
@Test
fun GIVEN_username_text_WHEN_onUsernameChanged_is_called_THEN_username_livedata_is_updated() {
fun whenUsernameChangedLiveDataIsUpdated() {
testDispatcher.resumeDispatcher()
val usernameTestObserver = sut.username.test()
@ -79,8 +83,9 @@ internal class AuthViewModelTest {
sut.navigateToHome.test().assertNoValue()
}
@DisplayName("GIVEN_no_password_or_username_WHEN_login_is_Called_THEN_empty_credentials_are_used_in_usecase")
@Test
fun GIVEN_no_password_or_username_WHEN_login_is_Called_THEN_empty_credentials_are_used_in_usecase() {
fun noPasswordUsesEmptyStringInLoginUseCase() {
val loadingTestObserver = sut.loading.test()
runBlocking {
whenever(mockLoginUseCase.invoke(anyOrNull())).doReturn(Answer.Error(Throwable()))
@ -95,7 +100,7 @@ internal class AuthViewModelTest {
}
@Test
fun WHEN_login_is_Called_twise_THEN_use_case_is_only_called_once() {
fun WHEN_login_is_Called_twice_THEN_use_case_is_only_called_once() {
runBlocking { whenever(mockLoginUseCase.invoke(anyOrNull())).doReturn(Answer.Error(Throwable())) }
sut.onLogin()
@ -107,7 +112,7 @@ internal class AuthViewModelTest {
}
@Test
fun GIVEN_password_and_username_WHEN_login_is_Called_THEN_empty_credentials_are_used_in_usecase() {
fun GIVEN_password_and_username_WHEN_login_is_Called_THEN_not_empty_credentials_are_used_in_usecase() {
runBlocking {
whenever(mockLoginUseCase.invoke(anyOrNull())).doReturn(Answer.Error(Throwable()))
}

48
app/src/test/java/org/fnives/test/showcase/ui/auth/CodeKataAuthViewModel.kt Normal file
View file

@ -0,0 +1,48 @@
package org.fnives.test.showcase.ui.auth
import org.fnives.test.showcase.core.login.LoginUseCase
import org.fnives.test.showcase.testutils.InstantExecutorExtension
import org.fnives.test.showcase.testutils.TestMainDispatcher
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.DisplayName
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.ExtendWith
import org.mockito.kotlin.mock
@ExtendWith(InstantExecutorExtension::class, TestMainDispatcher::class)
class CodeKataAuthViewModel {
private lateinit var sut: AuthViewModel
private lateinit var mockLoginUseCase: LoginUseCase
private val testDispatcher get() = TestMainDispatcher.testDispatcher
@BeforeEach
fun setUp() {
mockLoginUseCase = mock()
sut = AuthViewModel(mockLoginUseCase)
}
@DisplayName("GIVEN_initialized_viewModel_WHEN_observed_THEN_loading_false_other_fields_are_empty")
@Test
fun initialSetup() {
}
@DisplayName("GIVEN_password_text_WHEN_onPasswordChanged_is_called_THEN_password_livedata_is_updated")
@Test
fun whenPasswordChangedLiveDataIsUpdated() {
}
@DisplayName("GIVEN_username_text_WHEN_onUsernameChanged_is_called_THEN_username_livedata_is_updated")
@Test
fun whenUsernameChangedLiveDataIsUpdated() {
}
@DisplayName("GIVEN_no_password_or_username_WHEN_login_is_Called_THEN_empty_credentials_are_used_in_usecase")
@Test
fun noPasswordUsesEmptyStringInLoginUseCase() {
}
}

39
app/src/test/java/org/fnives/test/showcase/ui/splash/CodeKataSplashViewModelTest.kt Normal file
View file

@ -0,0 +1,39 @@
package org.fnives.test.showcase.ui.splash
import org.fnives.test.showcase.core.login.IsUserLoggedInUseCase
import org.fnives.test.showcase.testutils.InstantExecutorExtension
import org.fnives.test.showcase.testutils.TestMainDispatcher
import org.fnives.test.showcase.ui.shared.Event
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.DisplayName
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.ExtendWith
import org.mockito.kotlin.doReturn
import org.mockito.kotlin.mock
import org.mockito.kotlin.whenever
internal class CodeKataSplashViewModelTest {
@BeforeEach
fun setUp() {
}
@DisplayName("GIVEN not logged in user WHEN splash started THEN after half a second navigated to authentication")
@Test
fun loggedOutUserGoesToAuthentication() {
}
@DisplayName("GIVEN logged in user WHEN splash started THEN after half a second navigated to home")
@Test
fun loggedInUserGoestoHome() {
}
@DisplayName("GIVEN not logged in user WHEN splash started THEN before half a second no event is sent")
@Test
fun withoutEnoughTimeNoNavigationHappens() {
}
}

11
app/src/test/java/org/fnives/test/showcase/ui/splash/SplashViewModelTest.kt
View file

@ -6,13 +6,13 @@ import org.fnives.test.showcase.testutils.InstantExecutorExtension
import org.fnives.test.showcase.testutils.TestMainDispatcher
import org.fnives.test.showcase.ui.shared.Event
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.DisplayName
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.ExtendWith
import org.mockito.kotlin.doReturn
import org.mockito.kotlin.mock
import org.mockito.kotlin.whenever
@Suppress("TestFunctionName")
@ExtendWith(InstantExecutorExtension::class, TestMainDispatcher::class)
internal class SplashViewModelTest {
@ -26,8 +26,9 @@ internal class SplashViewModelTest {
sut = SplashViewModel(mockIsUserLoggedInUseCase)
}
@DisplayName("GIVEN not logged in user WHEN splash started THEN after half a second navigated to authentication")
@Test
fun GIVEN_not_logged_in_user_WHEN_splash_started_THEN_after_half_a_second_navigated_to_authentication() {
fun loggedOutUserGoesToAuthentication() {
whenever(mockIsUserLoggedInUseCase.invoke()).doReturn(false)
testCoroutineDispatcher.advanceTimeBy(500)
@ -35,8 +36,9 @@ internal class SplashViewModelTest {
sut.navigateTo.test().assertValue(Event(SplashViewModel.NavigateTo.AUTHENTICATION))
}
@DisplayName("GIVEN logged in user WHEN splash started THEN after half a second navigated to home")
@Test
fun GIVEN_logged_in_user_WHEN_splash_started_THEN_after_half_a_second_navigated_to_home() {
fun loggedInUserGoestoHome() {
whenever(mockIsUserLoggedInUseCase.invoke()).doReturn(true)
testCoroutineDispatcher.advanceTimeBy(500)
@ -44,8 +46,9 @@ internal class SplashViewModelTest {
sut.navigateTo.test().assertValue(Event(SplashViewModel.NavigateTo.HOME))
}
@DisplayName("GIVEN not logged in user WHEN splash started THEN before half a second no event is sent")
@Test
fun GIVEN_not_logged_in_user_WHEN_splash_started_THEN_before_half_a_second_no_event_is_sent() {
fun withoutEnoughTimeNoNavigationHappens() {
whenever(mockIsUserLoggedInUseCase.invoke()).doReturn(false)
testCoroutineDispatcher.advanceTimeBy(100)