45 lines
1.9 KiB
Kotlin
45 lines
1.9 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.perf
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import org.junit.Assert.assertEquals
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import org.junit.Test
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupActivity
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupDestination
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupDestination.APP_LINK
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupDestination.HOMESCREEN
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupDestination.UNKNOWN
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.StartupState.Cold
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import org.mozilla.fenix.perf.StartupTimelineStateMachine.getNextState
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class StartupTimelineStateMachineTest {
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@Test
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fun `GIVEN state cold-unknown WHEN home activity is first shown THEN we are in cold-homescreen state`() {
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val actual = getNextState(Cold(UNKNOWN), StartupActivity.HOME)
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assertEquals(Cold(HOMESCREEN), actual)
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}
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@Test
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fun `GIVEN state cold-unknown WHEN intent receiver activity is first shown THEN we are in cold-app-link state`() {
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val actual = getNextState(Cold(UNKNOWN), StartupActivity.INTENT_RECEIVER)
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assertEquals(Cold(APP_LINK), actual)
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}
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@Test
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fun `GIVEN state cold + known destination WHEN any activity is passed in THEN we remain in the same state`() {
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val knownDestinations = StartupDestination.values().filter { it != UNKNOWN }
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val allActivities = StartupActivity.values()
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knownDestinations.forEach { destination ->
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val initial = Cold(destination)
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allActivities.forEach { activity ->
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val actual = getNextState(initial, activity)
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assertEquals("$destination $activity", initial, actual)
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}
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}
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}
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}
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