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fix #16815 round(x,places) works again in vm (#16825)

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* fix #16815 round+places works again in vm

* improve tests; fix for linux 32bit

* fix test for windows
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Timothee Cour 2021-01-28 01:40:18 -08:00 • committed by GitHub
commit b0f38a63c4
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3 changed files with 41 additions and 29 deletions
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58
tests/stdlib/tmath.nim
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@ -168,14 +168,6 @@ block:
let x: seq[float] = @[]
doAssert prod(x) == 1.0
block: # round() tests
# Round to 0 decimal places
doAssert round(54.652) == 55.0
doAssert round(54.352) == 54.0
doAssert round(-54.652) == -55.0
doAssert round(-54.352) == -54.0
doAssert round(0.0) == 0.0
block: # splitDecimal() tests
doAssert splitDecimal(54.674).intpart == 54.0
doAssert splitDecimal(54.674).floatpart ==~ 0.674
@ -372,26 +364,36 @@ template main =
doAssert copySign(-NaN, -0.0).isNaN
block: # round() tests
# Round to 0 decimal places
doAssert round(54.652) == 55.0
doAssert round(54.352) == 54.0
doAssert round(-54.652) == -55.0
doAssert round(-54.352) == -54.0
doAssert round(0.0) == 0.0
doAssert 1 / round(0.0) == Inf
doAssert 1 / round(-0.0) == -Inf
doAssert round(Inf) == Inf
doAssert round(-Inf) == -Inf
doAssert round(NaN).isNaN
doAssert round(-NaN).isNaN
doAssert round(-0.5) == -1.0
doAssert round(0.5) == 1.0
doAssert round(-1.5) == -2.0
doAssert round(1.5) == 2.0
doAssert round(-2.5) == -3.0
doAssert round(2.5) == 3.0
doAssert round(2.5'f32) == 3.0'f32
doAssert round(2.5'f64) == 3.0'f64
block: # Round to 0 decimal places
doAssert round(54.652) == 55.0
doAssert round(54.352) == 54.0
doAssert round(-54.652) == -55.0
doAssert round(-54.352) == -54.0
doAssert round(0.0) == 0.0
doAssert 1 / round(0.0) == Inf
doAssert 1 / round(-0.0) == -Inf
doAssert round(Inf) == Inf
doAssert round(-Inf) == -Inf
doAssert round(NaN).isNaN
doAssert round(-NaN).isNaN
doAssert round(-0.5) == -1.0
doAssert round(0.5) == 1.0
doAssert round(-1.5) == -2.0
doAssert round(1.5) == 2.0
doAssert round(-2.5) == -3.0
doAssert round(2.5) == 3.0
doAssert round(2.5'f32) == 3.0'f32
doAssert round(2.5'f64) == 3.0'f64
block: # func round*[T: float32|float64](x: T, places: int): T
doAssert round(54.345, 0) == 54.0
template fn(x) =
doAssert round(x, 2).almostEqual 54.35
doAssert round(x, 2).almostEqual 54.35
doAssert round(x, -1).almostEqual 50.0
doAssert round(x, -2).almostEqual 100.0
doAssert round(x, -3).almostEqual 0.0
fn(54.346)
fn(54.346'f32)
when nimvm:
discard