Test inactive sessions use case.

vector/src/test/java/im/vector/app/features/settings/devices/v2/list/CheckIfSessionIsInactiveUseCaseTest.kt

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+/*
+ * Copyright (c) 2022 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package im.vector.app.features.settings.devices.v2.list
+
+import im.vector.app.core.resources.DateProvider
+import im.vector.app.core.resources.toTimestamp
+import io.mockk.every
+import io.mockk.mockk
+import io.mockk.mockkStatic
+import org.amshove.kluent.shouldBeEqualTo
+import org.junit.Before
+import org.junit.Test
+import org.threeten.bp.Instant
+import org.threeten.bp.LocalDateTime
+import org.threeten.bp.ZoneId
+import org.threeten.bp.ZoneId.systemDefault
+import org.threeten.bp.ZoneOffset
+import org.threeten.bp.zone.ZoneRules
+
+class CheckIfSessionIsInactiveUseCaseTest {
+
+    private val checkIfSessionIsInactiveUseCase = CheckIfSessionIsInactiveUseCase()
+    private val zoneId = mockk<ZoneId>()
+    private val zoneRules = mockk<ZoneRules>()
+
+    @Before
+    fun setup() {
+        mockkStatic(ZoneId::class)
+        every { systemDefault() } returns zoneId
+        every { zoneId.rules } returns zoneRules
+        every { zoneRules.getOffset(any<Instant>()) } returns ZoneOffset.UTC
+        every { zoneRules.getOffset(any<LocalDateTime>()) } returns ZoneOffset.UTC
+    }
+
+    @Test
+    fun `given an old last seen date then session is inactive`() {
+        val lastSeenDate = DateProvider.currentLocalDateTime().minusDays((SESSION_IS_MARKED_AS_INACTIVE_AFTER_DAYS + 1).toLong())
+
+        checkIfSessionIsInactiveUseCase.execute(lastSeenDate.toTimestamp()) shouldBeEqualTo true
+    }
+
+    @Test
+    fun `given a last seen date equal to the threshold then session is inactive`() {
+        val lastSeenDate = DateProvider.currentLocalDateTime().minusDays((SESSION_IS_MARKED_AS_INACTIVE_AFTER_DAYS).toLong())
+
+        checkIfSessionIsInactiveUseCase.execute(lastSeenDate.toTimestamp()) shouldBeEqualTo true
+    }
+
+    @Test
+    fun `given a recent last seen date then session is active`() {
+        val lastSeenDate = DateProvider.currentLocalDateTime().minusDays((SESSION_IS_MARKED_AS_INACTIVE_AFTER_DAYS - 1).toLong())
+
+        checkIfSessionIsInactiveUseCase.execute(lastSeenDate.toTimestamp()) shouldBeEqualTo false
+    }
+
+    @Test
+    fun `given a last seen date as zero then session is inactive`() {
+        // In case of the server doesn't send the last seen date.
+        val lastSeenDate = DateProvider.toLocalDateTime(0)
+
+        checkIfSessionIsInactiveUseCase.execute(lastSeenDate.toTimestamp()) shouldBeEqualTo true
+    }
+}