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Added NavigationContainerGroup and related tests. This class is usefu…
…l for managing an "active" container amongst several containers within Compose.
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33
enro-core/src/main/java/dev/enro/core/compose/container/NavigationContainerGroup.kt
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| package dev.enro.core.compose.container | ||
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| import androidx.compose.runtime.* | ||
| import androidx.compose.runtime.saveable.rememberSaveable | ||
| import dev.enro.core.containerManager | ||
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| @Immutable | ||
| public data class NavigationContainerGroup( | ||
| public val containers: List<ComposableNavigationContainer>, | ||
| public val activeContainer: ComposableNavigationContainer | ||
| ) | ||
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| @Composable | ||
| public fun rememberNavigationContainerGroup(vararg containers: ComposableNavigationContainer): NavigationContainerGroup { | ||
| val activeInGroup = rememberSaveable { | ||
| mutableStateOf(containers.first().id) | ||
| } | ||
| val activeContainer = containerManager.activeContainer | ||
| DisposableEffect(activeContainer) { | ||
| val activeId = containers.firstOrNull { it.id == activeContainer?.id }?.id | ||
| if(activeId != null && activeInGroup.value != activeId) { | ||
| activeInGroup.value = activeId | ||
| } | ||
| onDispose { } | ||
| } | ||
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| return remember(activeInGroup.value) { | ||
| NavigationContainerGroup( | ||
| containers = containers.toList(), | ||
| activeContainer = containers.first { it.id == activeInGroup.value } | ||
| ) | ||
| } | ||
| } |
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242
enro/src/androidTest/java/dev/enro/core/compose/ComposableDestinationContainerGroups.kt
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| Original file line number | Diff line number | Diff line change |
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| package dev.enro.core.compose | ||
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| import android.annotation.SuppressLint | ||
| import androidx.compose.foundation.background | ||
| import androidx.compose.foundation.layout.Arrangement | ||
| import androidx.compose.foundation.layout.Column | ||
| import androidx.compose.foundation.layout.fillMaxSize | ||
| import androidx.compose.material.* | ||
| import androidx.compose.material.icons.Icons | ||
| import androidx.compose.material.icons.filled.Home | ||
| import androidx.compose.runtime.Composable | ||
| import androidx.compose.ui.Alignment | ||
| import androidx.compose.ui.Modifier | ||
| import androidx.compose.ui.graphics.Color | ||
| import androidx.compose.ui.semantics.semantics | ||
| import androidx.compose.ui.semantics.testTag | ||
| import androidx.compose.ui.test.junit4.createComposeRule | ||
| import androidx.compose.ui.test.onNodeWithTag | ||
| import androidx.compose.ui.test.onNodeWithText | ||
| import androidx.compose.ui.test.performClick | ||
| import androidx.test.espresso.Espresso | ||
| import androidx.test.platform.app.InstrumentationRegistry | ||
| import dev.enro.annotations.NavigationDestination | ||
| import dev.enro.core.NavigationKey | ||
| import dev.enro.core.activity | ||
| import dev.enro.core.compose.container.rememberNavigationContainerGroup | ||
| import dev.enro.core.container.EmptyBehavior | ||
| import dev.enro.core.container.setActive | ||
| import dev.enro.core.destinations.launchComposable | ||
| import dev.enro.expectComposableContext | ||
| import kotlinx.coroutines.runBlocking | ||
| import kotlinx.parcelize.Parcelize | ||
| import org.junit.Rule | ||
| import org.junit.Test | ||
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| class ComposableDestinationContainerGroups { | ||
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| @get:Rule | ||
| val composeContentRule = createComposeRule() | ||
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| @Test | ||
| fun whenComposableDestinationIsLaunchedWithContainerGroup_thenContainerGroupsAreSelectable() { | ||
| val root = launchComposable(Destinations.RootDestination) | ||
| expectComposableContext<Destinations.FirstTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
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| composeContentRule.onNodeWithTag("BottomNavigationItem_1") | ||
| .performClick() | ||
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| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.SecondTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
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| composeContentRule.onNodeWithTag("BottomNavigationItem_2") | ||
| .performClick() | ||
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| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.ThirdTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertExists() | ||
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| composeContentRule.onNodeWithTag("BottomNavigationItem_0") | ||
| .performClick() | ||
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| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.FirstTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
| } | ||
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| @Test | ||
| fun whenComposableDestinationIsLaunchedWithContainerGroup_andBackButtonIsPressed_thenContainerEmptyBehaviorIsRespected() { | ||
| val root = launchComposable(Destinations.RootDestination) | ||
| expectComposableContext<Destinations.FirstTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
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| composeContentRule.onNodeWithTag("BottomNavigationItem_1") | ||
| .performClick() | ||
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| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.SecondTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
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| Espresso.pressBack() | ||
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| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.FirstTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
| } | ||
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| @Test | ||
| fun whenComposableDestinationIsLaunchedWithContainerGroup_andSecondaryContainerSelected_andActivityIsRecreated_thenActiveContainerRemainsActive() { | ||
| val root = launchComposable(Destinations.RootDestination) | ||
| expectComposableContext<Destinations.FirstTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
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| composeContentRule.onNodeWithTag("BottomNavigationItem_1") | ||
| .performClick() | ||
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| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.SecondTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
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| InstrumentationRegistry.getInstrumentation().runOnMainSync { | ||
| root.navigationContext.activity.recreate() | ||
| } | ||
| runBlocking { composeContentRule.awaitIdle() } | ||
| expectComposableContext<Destinations.SecondTab>() | ||
| composeContentRule.onNodeWithText("First Tab Screen").assertDoesNotExist() | ||
| composeContentRule.onNodeWithText("Second Tab Screen").assertExists() | ||
| composeContentRule.onNodeWithText("Third Tab Screen").assertDoesNotExist() | ||
| } | ||
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| object Destinations { | ||
| @Parcelize | ||
| object RootDestination : NavigationKey.SupportsPresent | ||
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| @Parcelize | ||
| object FirstTab : NavigationKey.SupportsPush | ||
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| @Parcelize | ||
| object SecondTab : NavigationKey.SupportsPush | ||
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| @Parcelize | ||
| object ThirdTab : NavigationKey.SupportsPush | ||
| } | ||
| } | ||
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| @SuppressLint("UnusedMaterialScaffoldPaddingParameter") | ||
| @Composable | ||
| @NavigationDestination(ComposableDestinationContainerGroups.Destinations.RootDestination::class) | ||
| internal fun ContainerGroupsRootScreen() { | ||
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| val firstTab = rememberNavigationContainer( | ||
| root = ComposableDestinationContainerGroups.Destinations.FirstTab, | ||
| emptyBehavior = EmptyBehavior.CloseParent | ||
| ) | ||
|
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| val secondTab = rememberNavigationContainer( | ||
| root = ComposableDestinationContainerGroups.Destinations.SecondTab, | ||
| emptyBehavior = EmptyBehavior.Action { | ||
| firstTab.setActive() | ||
| true | ||
| } | ||
| ) | ||
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| val thirdTab = rememberNavigationContainer( | ||
| root = ComposableDestinationContainerGroups.Destinations.ThirdTab, | ||
| emptyBehavior = EmptyBehavior.Action { | ||
| firstTab.setActive() | ||
| true | ||
| } | ||
| ) | ||
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| val containerGroup = rememberNavigationContainerGroup( | ||
| firstTab, | ||
| secondTab, | ||
| thirdTab | ||
| ) | ||
| Scaffold( | ||
| bottomBar = { | ||
| BottomNavigation { | ||
| containerGroup.containers.forEachIndexed { index, container -> | ||
| BottomNavigationItem( | ||
| modifier = Modifier.semantics { | ||
| testTag = "BottomNavigationItem_$index" | ||
| }, | ||
| selected = container == containerGroup.activeContainer, | ||
| onClick = { container.setActive() }, | ||
| icon = { | ||
| Icon( | ||
| imageVector = Icons.Default.Home, | ||
| contentDescription = null, | ||
| ) | ||
| } | ||
| ) | ||
| } | ||
| } | ||
| } | ||
| ) { | ||
| containerGroup.activeContainer.Render() | ||
| } | ||
| } | ||
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| @Composable | ||
| @NavigationDestination(ComposableDestinationContainerGroups.Destinations.FirstTab::class) | ||
| fun FirstTabScreen() { | ||
| Column( | ||
| modifier = Modifier | ||
| .fillMaxSize() | ||
| .background(Color.Red.copy(alpha = 0.1f)), | ||
| verticalArrangement = Arrangement.Center, | ||
| horizontalAlignment = Alignment.CenterHorizontally, | ||
| ) { | ||
| Text(text = "First Tab Screen") | ||
| } | ||
| } | ||
|
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| @Composable | ||
| @NavigationDestination(ComposableDestinationContainerGroups.Destinations.SecondTab::class) | ||
| fun SecondTabScreen() { | ||
| Column( | ||
| modifier = Modifier | ||
| .fillMaxSize() | ||
| .background(Color.Green.copy(alpha = 0.1f)), | ||
| verticalArrangement = Arrangement.Center, | ||
| horizontalAlignment = Alignment.CenterHorizontally, | ||
| ) { | ||
| Text(text = "Second Tab Screen") | ||
| } | ||
| } | ||
|
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| @Composable | ||
| @NavigationDestination(ComposableDestinationContainerGroups.Destinations.ThirdTab::class) | ||
| fun ThirdTabScreen() { | ||
| Column( | ||
| modifier = Modifier | ||
| .fillMaxSize() | ||
| .background(Color.Blue.copy(alpha = 0.1f)), | ||
| verticalArrangement = Arrangement.Center, | ||
| horizontalAlignment = Alignment.CenterHorizontally, | ||
| ) { | ||
| Text(text = "Third Tab Screen") | ||
| } | ||
| } |
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