Vitaly
35 lines
972 B
Kotlin
Vendored
35 lines
972 B
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: Int, left: Int, right: Int): 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: Int, range: ClosedRange<Int>): 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, 2))
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assert(!check(1, -1, 0))
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assert(!check(239, 239, 238))
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assert(check(239, 238, 239))
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assert(check(Int.MIN_VALUE, Int.MIN_VALUE, Int.MIN_VALUE))
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assert(check(Int.MAX_VALUE, Int.MIN_VALUE, Int.MAX_VALUE))
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var value = 0
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assert(++value in 1..1)
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assert(++value !in 1..1)
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return "OK"
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}
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