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71 lines
2.1 KiB
Kotlin
71 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.tabstray.browser
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import io.mockk.every
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import io.mockk.mockk
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import io.mockk.verify
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import kotlinx.coroutines.ExperimentalCoroutinesApi
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import kotlinx.coroutines.test.TestCoroutineDispatcher
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import mozilla.components.browser.tabstray.TabsAdapter.Companion.PAYLOAD_DONT_HIGHLIGHT_SELECTED_ITEM
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import mozilla.components.browser.tabstray.TabsAdapter.Companion.PAYLOAD_HIGHLIGHT_SELECTED_ITEM
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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.Before
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import org.junit.Rule
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import org.junit.Test
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import org.mozilla.fenix.tabstray.TabsTrayAction
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import org.mozilla.fenix.tabstray.TabsTrayStore
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class SelectedItemAdapterBindingTest {
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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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private val adapter = mockk<BrowserTabsAdapter>(relaxed = true)
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@Before
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fun setup() {
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every { adapter.itemCount }.answers { 1 }
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}
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@Test
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fun `WHEN observing on start THEN ignore the initial state update`() {
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val store = TabsTrayStore()
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val binding = SelectedItemAdapterBinding(store, adapter)
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binding.start()
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verify(exactly = 0) {
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adapter.notifyItemRangeChanged(any(), any(), any())
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}
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}
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@Test
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fun `WHEN mode changes THEN notify the adapter`() {
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val store = TabsTrayStore()
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val binding = SelectedItemAdapterBinding(store, adapter)
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binding.start()
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store.dispatch(TabsTrayAction.EnterSelectMode)
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store.waitUntilIdle()
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verify {
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adapter.notifyItemRangeChanged(eq(0), eq(1), eq(PAYLOAD_DONT_HIGHLIGHT_SELECTED_ITEM))
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}
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store.dispatch(TabsTrayAction.ExitSelectMode)
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store.waitUntilIdle()
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verify {
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adapter.notifyItemRangeChanged(eq(0), eq(1), eq(PAYLOAD_HIGHLIGHT_SELECTED_ITEM))
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}
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}
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}
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