diff options
Diffstat (limited to 'opendc-common/src/test/kotlin/org/opendc')
| -rw-r--r-- | opendc-common/src/test/kotlin/org/opendc/common/util/PacerTest.kt | 127 | ||||
| -rw-r--r-- | opendc-common/src/test/kotlin/org/opendc/common/util/TimerSchedulerTest.kt | 139 |
2 files changed, 266 insertions, 0 deletions
diff --git a/opendc-common/src/test/kotlin/org/opendc/common/util/PacerTest.kt b/opendc-common/src/test/kotlin/org/opendc/common/util/PacerTest.kt new file mode 100644 index 00000000..1cd435f6 --- /dev/null +++ b/opendc-common/src/test/kotlin/org/opendc/common/util/PacerTest.kt @@ -0,0 +1,127 @@ +/* + * Copyright (c) 2022 AtLarge Research + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +package org.opendc.common.util + +import kotlinx.coroutines.delay +import org.junit.jupiter.api.Assertions.* +import org.junit.jupiter.api.Test +import org.junit.jupiter.api.assertThrows +import org.opendc.simulator.core.runBlockingSimulation +import java.time.Clock +import kotlin.coroutines.EmptyCoroutineContext + +/** + * Test suite for the [Pacer] class. + */ +class PacerTest { + @Test + fun testEmptyContext() { + assertThrows<IllegalArgumentException> { Pacer(EmptyCoroutineContext, Clock.systemUTC(), 100) {} } + } + + @Test + fun testSingleEnqueue() { + var count = 0 + + runBlockingSimulation { + val pacer = Pacer(coroutineContext, clock, quantum = 100) { + count++ + } + + pacer.enqueue() + } + + assertEquals(1, count) { "Process should execute once" } + } + + @Test + fun testCascade() { + var count = 0 + + runBlockingSimulation { + val pacer = Pacer(coroutineContext, clock, quantum = 100) { + count++ + } + + pacer.enqueue() + pacer.enqueue() + + assertTrue(pacer.isPending) + } + + assertEquals(1, count) { "Process should execute once" } + } + + @Test + fun testCancel() { + var count = 0 + + runBlockingSimulation { + val pacer = Pacer(coroutineContext, clock, quantum = 100) { + count++ + } + + pacer.enqueue() + pacer.cancel() + + assertFalse(pacer.isPending) + } + + assertEquals(0, count) { "Process should never execute " } + } + + @Test + fun testCancelWithoutPending() { + var count = 0 + + runBlockingSimulation { + val pacer = Pacer(coroutineContext, clock, quantum = 100) { + count++ + } + + assertFalse(pacer.isPending) + assertDoesNotThrow { pacer.cancel() } + + pacer.enqueue() + } + + assertEquals(1, count) { "Process should execute once" } + } + + @Test + fun testSubsequent() { + var count = 0 + + runBlockingSimulation { + val pacer = Pacer(coroutineContext, clock, quantum = 100) { + count++ + } + + pacer.enqueue() + delay(100) + pacer.enqueue() + } + + assertEquals(2, count) { "Process should execute twice" } + } +} diff --git a/opendc-common/src/test/kotlin/org/opendc/common/util/TimerSchedulerTest.kt b/opendc-common/src/test/kotlin/org/opendc/common/util/TimerSchedulerTest.kt new file mode 100644 index 00000000..89b0cbe9 --- /dev/null +++ b/opendc-common/src/test/kotlin/org/opendc/common/util/TimerSchedulerTest.kt @@ -0,0 +1,139 @@ +/* + * Copyright (c) 2022 AtLarge Research + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +package org.opendc.common.util + +import kotlinx.coroutines.ExperimentalCoroutinesApi +import org.junit.jupiter.api.Assertions.* +import org.junit.jupiter.api.Test +import org.junit.jupiter.api.assertThrows +import org.opendc.simulator.core.runBlockingSimulation + +/** + * A test suite for the [TimerScheduler] class. + */ +@OptIn(ExperimentalCoroutinesApi::class) +internal class TimerSchedulerTest { + @Test + fun testBasicTimer() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + scheduler.startSingleTimer(0, 1000) { + scheduler.close() + assertEquals(1000, clock.millis()) + } + } + } + + @Test + fun testCancelNonExisting() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + scheduler.cancel(1) + scheduler.close() + } + } + + @Test + fun testCancelExisting() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + scheduler.startSingleTimer(0, 1000) { + assertFalse(false) + } + + scheduler.startSingleTimer(1, 100) { + scheduler.cancel(0) + scheduler.close() + + assertEquals(100, clock.millis()) + } + } + } + + @Test + fun testCancelAll() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + scheduler.startSingleTimer(0, 1000) { + assertFalse(false) + } + + scheduler.startSingleTimer(1, 100) { + assertFalse(false) + } + + scheduler.close() + } + } + + @Test + fun testOverride() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + scheduler.startSingleTimer(0, 1000) { + assertFalse(false) + } + + scheduler.startSingleTimer(0, 200) { + scheduler.close() + + assertEquals(200, clock.millis()) + } + } + } + + @Test + fun testStopped() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + scheduler.close() + + assertThrows<IllegalStateException> { + scheduler.startSingleTimer(1, 100) { + assertFalse(false) + } + } + } + } + + @Test + fun testNegativeDelay() { + runBlockingSimulation { + val scheduler = TimerScheduler<Int>(coroutineContext, clock) + + assertThrows<IllegalArgumentException> { + scheduler.startSingleTimer(1, -1) { + assertFalse(false) + } + } + + scheduler.close() + } + } +} |