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Fix ValueTimeMark adjustment in rare cases and properly test it

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This commit is contained in:
Ilya Gorbunov
2022-06-30 02:09:37 +03:00
committed by Space
parent 4737bb07df
commit 3a029b8e80
2 changed files with 21 additions and 13 deletions
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libraries/stdlib/test/time/TimeMarkTest.kt
+12 -8
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@@ -75,13 +75,15 @@ class TimeMarkTest {
val longDuration = Long.MAX_VALUE.nanoseconds
val long2Duration = longDuration * 2
val long2Duration = longDuration + 1001.milliseconds
val pastMark = baseMark - longDuration
val futureMark = pastMark + long2Duration
val sameMark = futureMark - longDuration
val elapsedDiff = sameMark.elapsedNow() - baseMark.elapsedNow()
assertTrue(elapsedDiff < 1.milliseconds, "$elapsedDiff")
val sameMark = futureMark - (long2Duration - longDuration)
val elapsedDiff = (sameMark.elapsedNow() - baseMark.elapsedNow()).absoluteValue
val elapsedDiff2 = (baseMark.elapsedNow() - sameMark.elapsedNow()).absoluteValue
assertTrue(maxOf(elapsedDiff, elapsedDiff2) < 1.milliseconds, "$elapsedDiff, $elapsedDiff2")
}
@Test
@@ -144,12 +146,14 @@ class TimeMarkTest {
assertFailsWith<IllegalArgumentException> { infinitePastMark + Duration.INFINITE }
val longDuration = Long.MAX_VALUE.nanoseconds
val long2Duration = longDuration * 2
val long2Duration = longDuration + 1001.milliseconds
val pastMark = baseMark - longDuration
val futureMark = pastMark + long2Duration
val sameMark = futureMark - longDuration
val elapsedDiff = sameMark.elapsedNow() - baseMark.elapsedNow()
assertTrue(elapsedDiff < 1.milliseconds, "$elapsedDiff")
val sameMark = futureMark - (long2Duration - longDuration)
val elapsedDiff = (sameMark.elapsedNow() - baseMark.elapsedNow()).absoluteValue
val elapsedDiff2 = (baseMark.elapsedNow() - sameMark.elapsedNow()).absoluteValue
assertTrue(maxOf(elapsedDiff, elapsedDiff2) < 1.milliseconds, "$elapsedDiff, $elapsedDiff2")
}
}