Vitaly
42 lines
1.2 KiB
Kotlin
Vendored
42 lines
1.2 KiB
Kotlin
Vendored
// IGNORE_BACKEND: JS_IR
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// IGNORE_BACKEND: JS_IR_ES6
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// TODO: muted automatically, investigate should it be ran for JS or not
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// IGNORE_BACKEND: JS
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// WITH_RUNTIME
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fun check(x: Double, left: Double, right: Double): Boolean {
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val result = x in left..right
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val manual = x >= left && x <= right
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val range = left..right
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assert(result == manual) { "Failed: optimized === manual for $range" }
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assert(result == checkUnoptimized(x, range)) { "Failed: optimized === unoptimized for $range" }
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return result
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}
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fun checkUnoptimized(x: Double, range: ClosedRange<Double>): Boolean {
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return x in range
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}
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fun box(): String {
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assert(check(1.0, 0.0, 2.0))
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assert(!check(1.0, -1.0, 0.0))
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assert(check(Double.MIN_VALUE, 0.0, 1.0))
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assert(check(Double.MAX_VALUE, Double.MAX_VALUE - Double.MIN_VALUE, Double.MAX_VALUE))
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assert(!check(Double.NaN, Double.NaN, Double.NaN))
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assert(!check(0.0, Double.NaN, Double.NaN))
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assert(check(-0.0, -0.0, +0.0))
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assert(check(-0.0, -0.0, -0.0))
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assert(check(-0.0, +0.0, +0.0))
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assert(check(+0.0, -0.0, -0.0))
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assert(check(+0.0, +0.0, +0.0))
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assert(check(+0.0, -0.0, +0.0))
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var value = 0.0
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assert(++value in 1.0..1.0)
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assert(++value !in 1.0..1.0)
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return "OK"
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}
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