Ilya Gorbunov
a7fda66fa1
Introduce Duration companion functions to convert numbers to Duration. Deprecate number extension properties and propose to use these new functions instead.
74 lines
2.5 KiB
Kotlin
74 lines
2.5 KiB
Kotlin
/*
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* Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
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* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
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*/
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@file:OptIn(ExperimentalTime::class)
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package kotlin.jdk8.time.test
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import kotlin.random.Random
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import kotlin.test.*
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import kotlin.time.*
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import java.time.Duration as JTDuration
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class DurationConversionTest {
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@Test
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fun twoWayConversion() {
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fun test(days: Int, hours: Int, minutes: Int, seconds: Int, millis: Int, nanos: Int) {
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val duration = with(Duration) {
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days(days) + hours(hours) + minutes(minutes) + seconds(seconds) + milliseconds(millis) + nanoseconds(nanos)
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}
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val jtDuration = JTDuration.ZERO
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.plusDays(days.toLong())
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.plusHours(hours.toLong())
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.plusMinutes(minutes.toLong())
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.plusSeconds(seconds.toLong())
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.plusMillis(millis.toLong())
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.plusNanos(nanos.toLong())
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assertEquals(jtDuration, duration.toJavaDuration())
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assertEquals(duration, jtDuration.toKotlinDuration())
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}
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repeat(100) {
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test(
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days = Random.nextInt(-100, 100),
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hours = Random.nextInt(-48, 48),
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minutes = Random.nextInt(-600, 600),
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seconds = Random.nextInt(-600, 600),
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millis = Random.nextInt(-1000000, 1000000),
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nanos = Random.nextInt()
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)
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}
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}
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@Test
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fun javaToKotlinRounding() {
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val jtDuration = JTDuration.ofDays(105).plusNanos(1)
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val duration = jtDuration.toKotlinDuration()
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assertEquals(Duration.days(105), duration)
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}
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@Test
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fun kotlinToJavaClamping() {
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val duration = Duration.seconds(Long.MAX_VALUE) * 5
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val jtDuration = duration.toJavaDuration()
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assertEquals(JTDuration.ofSeconds(Long.MAX_VALUE), jtDuration)
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val jtnegDuration = (-duration).toJavaDuration()
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assertEquals(JTDuration.ofSeconds(Long.MIN_VALUE), jtnegDuration)
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}
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@Test
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fun randomIsoConversionEquivalence() {
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repeat(100) {
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val duration = Duration.nanoseconds(Random.nextLong(-(1 shl 53) + 1, 1 shl 53))
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val fromString = JTDuration.parse(duration.toIsoString())
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val fromDuration = duration.toJavaDuration()
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assertEquals(fromString, fromDuration)
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}
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}
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}
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