Ilya Gorbunov
34 lines
1.1 KiB
Kotlin
34 lines
1.1 KiB
Kotlin
@file:kotlin.jvm.JvmVersion
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package test.numbers
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import kotlin.test.*
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import kotlin.math.*
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class MathJVMTest {
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@Test fun IEEEremainder() {
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val data = arrayOf( // a a IEEErem 2.5
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doubleArrayOf(-2.0, 0.5),
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doubleArrayOf(-1.25, -1.25),
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doubleArrayOf( 0.0, 0.0),
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doubleArrayOf( 1.0, 1.0),
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doubleArrayOf( 1.25, 1.25),
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doubleArrayOf( 1.5, -1.0),
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doubleArrayOf( 2.0, -0.5),
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doubleArrayOf( 2.5, 0.0),
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doubleArrayOf( 3.5, 1.0),
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doubleArrayOf( 3.75, -1.25),
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doubleArrayOf( 4.0, -1.0)
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)
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for ((a, r) in data) {
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assertEquals(r, a.IEEErem(2.5), "($a).IEEErem(2.5)")
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}
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assertTrue(Double.NaN.IEEErem(2.5).isNaN())
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assertTrue(2.0.IEEErem(Double.NaN).isNaN())
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assertTrue(Double.POSITIVE_INFINITY.IEEErem(2.0).isNaN())
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assertTrue(2.0.IEEErem(0.0).isNaN())
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assertEquals(PI, PI.IEEErem(Double.NEGATIVE_INFINITY))
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}
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} |