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

Add a test for restoring compose content

Browse source
This commit is contained in:
Alex Gabor 2022-04-04 18:16:06 +03:00
parent 2e97716b48
commit 47037d4bcd
3 changed files with 73 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

21
app/src/androidTest/java/org/fnives/test/showcase/ui/AuthComposeInstrumentedTest.kt
View file

@ -1,5 +1,6 @@
package org.fnives.test.showcase.ui
import androidx.compose.ui.test.junit4.StateRestorationTester
import androidx.compose.ui.test.junit4.createComposeRule
import androidx.test.ext.junit.runners.AndroidJUnit4
import org.fnives.test.showcase.R
@ -22,6 +23,7 @@ class AuthComposeInstrumentedTest : KoinTest {
@get:Rule
val composeTestRule = createComposeRule()
private val stateRestorationTester = StateRestorationTester(composeTestRule)
private val mockServerScenarioSetupTestRule = MockServerScenarioSetupResetingTestRule()
private val mockServerScenarioSetup get() = mockServerScenarioSetupTestRule.mockServerScenarioSetup
@ -37,7 +39,7 @@ class AuthComposeInstrumentedTest : KoinTest {
@Before
fun setup() {
composeTestRule.setContent {
stateRestorationTester.setContent {
AppNavigation(isUserLogeInUseCase = IsUserLoggedInUseCase(FakeUserDataLocalStorage()))
}
robot = ComposeLoginRobot(composeTestRule)
@ -152,4 +154,21 @@ class AuthComposeInstrumentedTest : KoinTest {
.assertNotLoading()
navigationRobot.assertAuthScreen()
}
/** GIVEN username and password WHEN restoring THEN username and password fields contain the same text */
@Test
fun restoringContentShowPreviousCredentials() {
composeTestRule.mainClock.advanceTimeUntil { anyResourceIdling() }
navigationRobot.assertAuthScreen()
robot.setUsername("alma")
.setPassword("banan")
.assertUsername("alma")
.assertPassword("banan")
stateRestorationTester.emulateSavedInstanceStateRestore()
navigationRobot.assertAuthScreen()
robot.assertUsername("alma")
.assertPassword("banan")
}
}

27
app/src/main/java/org/fnives/test/showcase/compose/screen/auth/AuthScreenState.kt
View file

@ -1,7 +1,9 @@
package org.fnives.test.showcase.compose.screen.auth
import androidx.compose.runtime.*
import androidx.compose.ui.platform.AndroidUiDispatcher
import androidx.compose.runtime.saveable.Saver
import androidx.compose.runtime.saveable.mapSaver
import androidx.compose.runtime.saveable.rememberSaveable
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch
@ -17,7 +19,9 @@ fun rememberAuthScreenState(
loginUseCase: LoginUseCase = get(),
onLoginSuccess: () -> Unit = {},
): AuthScreenState {
return remember { AuthScreenState(stateScope, loginUseCase, onLoginSuccess) }
return rememberSaveable(saver = AuthScreenState.getSaver(stateScope, loginUseCase, onLoginSuccess)) {
AuthScreenState(stateScope, loginUseCase, onLoginSuccess)
}
}
class AuthScreenState(
@ -80,4 +84,23 @@ class AuthScreenState(
UNSUPPORTED_USERNAME,
UNSUPPORTED_PASSWORD
}
companion object {
private const val USERNAME = "USERNAME"
private const val PASSWORD = "PASSWORD"
fun getSaver(
stateScope: CoroutineScope,
loginUseCase: LoginUseCase,
onLoginSuccess: () -> Unit,
): Saver<AuthScreenState, *> = mapSaver(
save = { mapOf(USERNAME to it.username, PASSWORD to it.password) },
restore = {
AuthScreenState(stateScope, loginUseCase, onLoginSuccess).apply {
onUsernameChanged(it.getOrElse(USERNAME) { "" } as String)
onPasswordChanged(it.getOrElse(PASSWORD) { "" } as String)
}
}
)
}
}