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72 lines
2.1 KiB
Kotlin
72 lines
2.1 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.components
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import kotlinx.coroutines.ExperimentalCoroutinesApi
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import kotlinx.coroutines.flow.Flow
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import kotlinx.coroutines.flow.collect
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import kotlinx.coroutines.test.TestCoroutineDispatcher
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import mozilla.components.browser.state.action.TabListAction
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import mozilla.components.browser.state.state.BrowserState
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import mozilla.components.browser.state.state.createTab
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import mozilla.components.browser.state.store.BrowserStore
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import mozilla.components.support.test.libstate.ext.waitUntilIdle
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import mozilla.components.support.test.rule.MainCoroutineRule
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import org.junit.Assert.assertTrue
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import org.junit.Rule
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import org.junit.Test
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class AbstractBindingTest {
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@OptIn(ExperimentalCoroutinesApi::class)
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@get:Rule
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val coroutinesTestRule = MainCoroutineRule(TestCoroutineDispatcher())
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@Test
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fun `WHEN started THEN onState flow is invoked`() {
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val store = BrowserStore()
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var invoked = false
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val binding = TestBinding(store) {
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invoked = true
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}
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binding.start()
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store.waitUntilIdle()
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assertTrue(invoked)
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}
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@Test
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fun `WHEN actions are dispatched THEN onState flow is invoked`() {
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val store = BrowserStore()
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var invoked = false
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val binding = TestBinding(store) {
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if (store.state.tabs.isNotEmpty()) {
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invoked = true
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}
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}
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binding.start()
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store.dispatch(TabListAction.AddTabAction(createTab("https://mozilla.org")))
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store.waitUntilIdle()
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assertTrue(invoked)
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}
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class TestBinding(
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store: BrowserStore,
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private val invoked: (BrowserState) -> Unit
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) : AbstractBinding<BrowserState>(store) {
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override suspend fun onState(flow: Flow<BrowserState>) {
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flow.collect {
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invoked(it)
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}
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}
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}
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}
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