close #13196 now that we have dragonbox (#18316)

This commit is contained in:
Timothee Cour
2021-06-21 03:51:00 -07:00
committed by GitHub
parent 2deb7011f5
commit d398c558a4
2 changed files with 22 additions and 0 deletions

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@@ -11,6 +11,8 @@ import std/[json,parsejson,strutils]
from std/math import isNaN
when not defined(js):
import std/streams
import stdtest/testutils
from std/fenv import epsilon
proc testRoundtrip[T](t: T, expected: string) =
# checks that `T => json => T2 => json2` is such that json2 = json
@@ -325,6 +327,15 @@ block: # bug #18007
let a = parseJson($(%NaN)).to(float)
doAssert a.isNaN
whenRuntimeJs: discard # refs bug #18009
do:
testRoundtripVal(0.0): "0.0"
testRoundtripVal(-0.0): "-0.0"
block: # bug #15397, bug #13196
testRoundtripVal(1.0 + epsilon(float64)): "1.0000000000000002"
testRoundtripVal(0.12345678901234567890123456789): "0.12345678901234568"
block:
let a = "18446744073709551615"
let b = a.parseJson

View File

@@ -5,6 +5,7 @@ discard """
import std/jsonutils
import std/json
from std/math import isNaN, signbit
from std/fenv import epsilon
from stdtest/testutils import whenRuntimeJs
proc testRoundtrip[T](t: T, expected: string) =
@@ -160,6 +161,16 @@ template fn() =
doAssert b[2].signbit
doAssert not b[3].signbit
block: # bug #15397, bug #13196
let a = 0.1
let x = 0.12345678901234567890123456789
let b = (a + 0.2, 0.3, x)
testRoundtripVal(b): "[0.30000000000000004,0.3,0.12345678901234568]"
testRoundtripVal(0.12345678901234567890123456789): "0.12345678901234568"
testRoundtripVal(epsilon(float64)): "2.220446049250313e-16"
testRoundtripVal(1.0 + epsilon(float64)): "1.0000000000000002"
block: # case object
type Foo = object
x0: float