| package com.android.launcher3 |
| |
| import android.content.SharedPreferences.OnSharedPreferenceChangeListener |
| import androidx.test.ext.junit.runners.AndroidJUnit4 |
| import androidx.test.filters.SmallTest |
| import androidx.test.platform.app.InstrumentationRegistry |
| import com.google.common.truth.Truth.assertThat |
| import java.util.concurrent.CountDownLatch |
| import java.util.concurrent.TimeUnit |
| import org.junit.Test |
| import org.junit.runner.RunWith |
| |
| private val TEST_BOOLEAN_ITEM = LauncherPrefs.nonRestorableItem("1", false) |
| private val TEST_STRING_ITEM = LauncherPrefs.nonRestorableItem("2", "( ͡❛ ͜ʖ ͡❛)") |
| private val TEST_INT_ITEM = LauncherPrefs.nonRestorableItem("3", -1) |
| private val TEST_CONTEXTUAL_ITEM = LauncherPrefs.backedUpItem("4") { true } |
| |
| @SmallTest |
| @RunWith(AndroidJUnit4::class) |
| class LauncherPrefsTest { |
| |
| private val launcherPrefs by lazy { |
| LauncherPrefs.get(InstrumentationRegistry.getInstrumentation().targetContext).apply { |
| remove(TEST_BOOLEAN_ITEM, TEST_STRING_ITEM, TEST_INT_ITEM) |
| } |
| } |
| |
| @Test |
| fun has_keyMissingFromLauncherPrefs_returnsFalse() { |
| assertThat(launcherPrefs.has(TEST_BOOLEAN_ITEM)).isFalse() |
| } |
| |
| @Test |
| fun has_keyPresentInLauncherPrefs_returnsTrue() { |
| with(launcherPrefs) { |
| putSync(TEST_BOOLEAN_ITEM.to(TEST_BOOLEAN_ITEM.defaultValue)) |
| assertThat(has(TEST_BOOLEAN_ITEM)).isTrue() |
| remove(TEST_BOOLEAN_ITEM) |
| } |
| } |
| |
| @Test |
| fun addListener_listeningForStringItemUpdates_isCorrectlyNotifiedOfUpdates() { |
| val latch = CountDownLatch(1) |
| val listener = OnSharedPreferenceChangeListener { _, _ -> latch.countDown() } |
| |
| with(launcherPrefs) { |
| putSync(TEST_STRING_ITEM.to(TEST_STRING_ITEM.defaultValue)) |
| addListener(listener, TEST_STRING_ITEM) |
| putSync(TEST_STRING_ITEM.to(TEST_STRING_ITEM.defaultValue + "abc")) |
| |
| assertThat(latch.await(2, TimeUnit.SECONDS)).isTrue() |
| remove(TEST_STRING_ITEM) |
| } |
| } |
| |
| @Test |
| fun removeListener_previouslyListeningForStringItemUpdates_isNoLongerNotifiedOfUpdates() { |
| val latch = CountDownLatch(1) |
| val listener = OnSharedPreferenceChangeListener { _, _ -> latch.countDown() } |
| |
| with(launcherPrefs) { |
| addListener(listener, TEST_STRING_ITEM) |
| removeListener(listener, TEST_STRING_ITEM) |
| putSync(TEST_STRING_ITEM.to(TEST_STRING_ITEM.defaultValue + "hello.")) |
| |
| // latch will be still be 1 (and await will return false) if the listener was not called |
| assertThat(latch.await(2, TimeUnit.SECONDS)).isFalse() |
| remove(TEST_STRING_ITEM) |
| } |
| } |
| |
| @Test |
| fun addListenerAndRemoveListener_forMultipleItems_bothWorkProperly() { |
| var latch = CountDownLatch(3) |
| val listener = OnSharedPreferenceChangeListener { _, _ -> latch.countDown() } |
| |
| with(launcherPrefs) { |
| addListener(listener, TEST_INT_ITEM, TEST_STRING_ITEM, TEST_BOOLEAN_ITEM) |
| putSync( |
| TEST_INT_ITEM.to(TEST_INT_ITEM.defaultValue + 123), |
| TEST_STRING_ITEM.to(TEST_STRING_ITEM.defaultValue + "abc"), |
| TEST_BOOLEAN_ITEM.to(!TEST_BOOLEAN_ITEM.defaultValue) |
| ) |
| assertThat(latch.await(2, TimeUnit.SECONDS)).isTrue() |
| |
| removeListener(listener, TEST_INT_ITEM, TEST_STRING_ITEM, TEST_BOOLEAN_ITEM) |
| latch = CountDownLatch(1) |
| putSync( |
| TEST_INT_ITEM.to(TEST_INT_ITEM.defaultValue), |
| TEST_STRING_ITEM.to(TEST_STRING_ITEM.defaultValue), |
| TEST_BOOLEAN_ITEM.to(TEST_BOOLEAN_ITEM.defaultValue) |
| ) |
| remove(TEST_INT_ITEM, TEST_STRING_ITEM, TEST_BOOLEAN_ITEM) |
| |
| assertThat(latch.await(2, TimeUnit.SECONDS)).isFalse() |
| } |
| } |
| |
| @Test |
| fun get_booleanItemNotInLauncherprefs_returnsDefaultValue() { |
| assertThat(launcherPrefs.get(TEST_BOOLEAN_ITEM)).isEqualTo(TEST_BOOLEAN_ITEM.defaultValue) |
| } |
| |
| @Test |
| fun get_stringItemNotInLauncherPrefs_returnsDefaultValue() { |
| assertThat(launcherPrefs.get(TEST_STRING_ITEM)).isEqualTo(TEST_STRING_ITEM.defaultValue) |
| } |
| |
| @Test |
| fun get_intItemNotInLauncherprefs_returnsDefaultValue() { |
| assertThat(launcherPrefs.get(TEST_INT_ITEM)).isEqualTo(TEST_INT_ITEM.defaultValue) |
| } |
| |
| @Test |
| fun put_storesItemInLauncherPrefs_successfully() { |
| val notDefaultValue = !TEST_BOOLEAN_ITEM.defaultValue |
| |
| with(launcherPrefs) { |
| putSync(TEST_BOOLEAN_ITEM.to(notDefaultValue)) |
| assertThat(get(TEST_BOOLEAN_ITEM)).isEqualTo(notDefaultValue) |
| remove(TEST_BOOLEAN_ITEM) |
| } |
| } |
| |
| @Test |
| fun put_storesListOfItemsInLauncherPrefs_successfully() { |
| with(launcherPrefs) { |
| putSync( |
| TEST_STRING_ITEM.to(TEST_STRING_ITEM.defaultValue), |
| TEST_INT_ITEM.to(TEST_INT_ITEM.defaultValue), |
| TEST_BOOLEAN_ITEM.to(TEST_BOOLEAN_ITEM.defaultValue) |
| ) |
| assertThat(has(TEST_BOOLEAN_ITEM, TEST_INT_ITEM, TEST_STRING_ITEM)).isTrue() |
| remove(TEST_STRING_ITEM, TEST_INT_ITEM, TEST_BOOLEAN_ITEM) |
| } |
| } |
| |
| @Test |
| fun remove_deletesItemFromLauncherPrefs_successfully() { |
| val notDefaultValue = !TEST_BOOLEAN_ITEM.defaultValue |
| |
| with(launcherPrefs) { |
| putSync(TEST_BOOLEAN_ITEM.to(notDefaultValue)) |
| remove(TEST_BOOLEAN_ITEM) |
| assertThat(get(TEST_BOOLEAN_ITEM)).isEqualTo(TEST_BOOLEAN_ITEM.defaultValue) |
| } |
| } |
| |
| @Test |
| fun get_contextualItem_returnsCorrectDefault() { |
| assertThat(launcherPrefs.get(TEST_CONTEXTUAL_ITEM)).isTrue() |
| } |
| } |