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stdlib: simplify tests for conversions of special floating point values

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This commit is contained in:
Dmitri Gribenko
2016-06-29 22:41:09 -07:00
parent 423c1f09da
commit 3658d14389
1 changed files with 8 additions and 37 deletions
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45
validation-test/stdlib/FloatingPointConversion.swift.gyb
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@@ -10,7 +10,6 @@
import StdlibUnittest
%{
floatNameToSignificandBits = { 'Float32':24, 'Float64':53, 'Float80':64 }
@@ -110,44 +109,16 @@ FloatingPointConversionFailures.test("${OtherFloat}To${Self}FailableConversion/d
% end
FloatingPointConversionTruncations.test("${OtherFloat}To${Self}Conversion/dest=NaN") {
let input = ${OtherFloat}.nan
var result = ${Self}(input)
var resultConvertedBack = ${OtherFloat}(result)
expectTrue(input.isNaN)
expectTrue(resultConvertedBack.isNaN)
FloatingPointConversionTruncations.test("${OtherFloat}To${Self}Conversion/special") {
expectEqual( ${Self}.infinity, ${Self}( ${OtherFloat}.infinity))
expectEqual(-${Self}.infinity, ${Self}(-${OtherFloat}.infinity))
expectTrue(${Self}(${OtherFloat}.nan).isNaN)
}
FloatingPointConversionFailures.test("${OtherFloat}To${Self}Conversion/dest=NaN") {
let input = ${OtherFloat}.nan
var result = ${Self}(exactly: input)
expectEmpty(result)
}
FloatingPointConversionTruncations.test("${OtherFloat}To${Self}Conversion/dest=inf") {
let input = ${OtherFloat}.infinity
var result = ${Self}(input)
var resultConvertedBack = ${OtherFloat}(result)
expectEqual(input, resultConvertedBack)
}
FloatingPointConversionFailures.test("${OtherFloat}To${Self}Conversion/dest=inf") {
let input = ${OtherFloat}.infinity
var result = ${Self}(exactly: input)
expectEqual(${Self}.infinity, result)
}
FloatingPointConversionTruncations.test("${OtherFloat}To${Self}Conversion/dest=-inf") {
let input = -${OtherFloat}.infinity
var result = ${Self}(input)
var resultConvertedBack = ${OtherFloat}(result)
expectEqual(input, resultConvertedBack)
}
FloatingPointConversionFailures.test("${OtherFloat}To${Self}Conversion/dest=-inf") {
let input = -${OtherFloat}.infinity
var result = ${Self}(exactly: input)
expectEqual(-${Self}.infinity, result)
FloatingPointConversionFailures.test("${OtherFloat}To${Self}Conversion/special") {
expectEqual( ${Self}.infinity, ${Self}(exactly: ${OtherFloat}.infinity))
expectEqual(-${Self}.infinity, ${Self}(exactly: -${OtherFloat}.infinity))
expectEmpty(${Self}(exactly: ${OtherFloat}.nan))
}
% if OtherFloat == 'Float80':