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[strconv] Add parsing of Inf & NaN

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This commit is contained in:
Jeroen van Rijn
2022-09-28 16:41:26 +02:00
parent efa86ddf46
commit cd910b1512
6 changed files with 247 additions and 207 deletions
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tests/issues/test_issue_2087.odin
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// Tests issue #2087 https://github.com/odin-lang/Odin/issues/2087
package test_issues
import "core:math"
import "core:strconv"
import "core:testing"
@(test)
test_parse_float :: proc(t: ^testing.T) {
{
f, ok := strconv.parse_f64("1.2")
testing.expect(t, ok && f == 1.2, "expected f64(1.2), fully consumed")
f, ok = strconv.parse_f64("1.2a")
testing.expect(t, !ok && f == 1.2, "expected f64(1.2), partially consumed")
f, ok = strconv.parse_f64("inf")
testing.expect(t, ok && math.classify(f) == math.Float_Class.Inf, "expected f64(+inf), fully consumed")
f, ok = strconv.parse_f64("+inf")
testing.expect(t, ok && math.classify(f) == math.Float_Class.Inf, "expected f64(+inf), fully consumed")
f, ok = strconv.parse_f64("-inf")
testing.expect(t, ok && math.classify(f) == math.Float_Class.Neg_Inf, "expected f64(-inf), fully consumed")
f, ok = strconv.parse_f64("inFinity")
testing.expect(t, !ok && math.classify(f) == math.Float_Class.Inf, "expected f64(+inf), partially consumed")
f, ok = strconv.parse_f64("+InFinity")
testing.expect(t, !ok && math.classify(f) == math.Float_Class.Inf, "expected f64(+inf), partially consumed")
f, ok = strconv.parse_f64("-InfiniTy")
testing.expect(t, !ok && math.classify(f) == math.Float_Class.Neg_Inf, "expected f64(-inf), partially consumed")
f, ok = strconv.parse_f64("nan")
testing.expect(t, ok && math.classify(f) == math.Float_Class.NaN, "expected f64(nan), fully consumed")
f, ok = strconv.parse_f64("nAN")
testing.expect(t, ok && math.classify(f) == math.Float_Class.NaN, "expected f64(nan), fully consumed")
}
{
f, ok := strconv.parse_f32("1.2")
testing.expect(t, ok && f == 1.2, "expected f32(1.2), fully consumed")
f, ok = strconv.parse_f32("1.2a")
testing.expect(t, !ok && f == 1.2, "expected f32(1.2), partially consumed")
f, ok = strconv.parse_f32("inf")
testing.expect(t, ok && math.classify(f) == math.Float_Class.Inf, "expected f32(+inf), fully consumed")
f, ok = strconv.parse_f32("+inf")
testing.expect(t, ok && math.classify(f) == math.Float_Class.Inf, "expected f32(+inf), fully consumed")
f, ok = strconv.parse_f32("-inf")
testing.expect(t, ok && math.classify(f) == math.Float_Class.Neg_Inf, "expected f32(-inf), fully consumed")
f, ok = strconv.parse_f32("inFinity")
testing.expect(t, !ok && math.classify(f) == math.Float_Class.Inf, "expected f32(+inf), partially consumed")
f, ok = strconv.parse_f32("+InFinity")
testing.expect(t, !ok && math.classify(f) == math.Float_Class.Inf, "expected f32(+inf), partially consumed")
f, ok = strconv.parse_f32("-InfiniTy")
testing.expect(t, !ok && math.classify(f) == math.Float_Class.Neg_Inf, "expected f32(-inf), partially consumed")
f, ok = strconv.parse_f32("nan")
testing.expect(t, ok && math.classify(f) == math.Float_Class.NaN, "expected f32(nan), fully consumed")
f, ok = strconv.parse_f32("nAN")
testing.expect(t, ok && math.classify(f) == math.Float_Class.NaN, "expected f32(nan), fully consumed")
}
}