ref: bdcd9c57965c02da5e30e71ff5eaeb0a71b26ca4
dir: /lib/std/test/fltfmt.myr/
use std use testr use math const main = { math.fptrap(false) testr.run([ [.name = "put0", .fn = put0], [.name = "putNaN", .fn = putNaN], [.name = "putInf", .fn = putInf], [.name = "putinteger", .fn = putinteger], [.name = "putlowprec", .fn = putlowprec], [.name = "padding", .fn = padding], [.name = "sigfigs", .fn = sigfigs], [.name = "scientific01", .fn = scientific01], [.name = "scientific02", .fn = scientific02], ][:]) } const put0 = {c var f : flt32 = 0.0 var g : flt64 = 0.0 testr.check(c, std.eq(std.fmt("f is {}", f), "f is 0.0"), "0.0 should format to \"0.0\"") testr.check(c, std.eq(std.fmt("g is {}", g), "g is 0.0"), "0.0 should format to \"0.0\"") } const putNaN = {c var f : flt32 = std.flt32nan() var g : flt64 = std.flt64nan() var f2 : flt32 = std.flt32frombits(0x7fc00ab0) var g2 : flt64 = std.flt64frombits(0x7ff800000000abc0) testr.check(c, std.eq(std.fmt("f is {}", f), "f is NaN"), "NaN should format to \"NaN\"") testr.check(c, std.eq(std.fmt("g is {}", g), "g is NaN"), "NaN should format to \"NaN\"") testr.check(c, std.eq(std.fmt("f2 is {}", f2), "f2 is NaN"), "alt NaN should format to \"NaN\"") testr.check(c, std.eq(std.fmt("g2 is {}", g2), "g2 is NaN"), "alt NaN should format to \"NaN\"") } const putInf = {c var f : flt32 = std.flt32inf() var g : flt64 = std.flt64inf() testr.check(c, std.eq(std.fmt("f is {}", f), "f is Inf"), "Inf should format to \"Inf\"") testr.check(c, std.eq(std.fmt("g is {}", g), "g is Inf"), "Inf should format to \"Inf\"") f *= -1.0 g *= -1.0 testr.check(c, std.eq(std.fmt("f is {}", f), "f is -Inf"), "-Inf should format to \"-Inf\"") testr.check(c, std.eq(std.fmt("g is {}", g), "g is -Inf"), "-Inf should format to \"-Inf\"") } const putinteger = {c var data : (int, byte[:])[:] = [ (1, "1.0"), (2, "2.0"), (184, "184.0"), (-37, "-37.0") ][:] for (f, exp) : data var f32 : flt32 = (f : flt32) var f64 : flt64 = (f : flt64) var act32 : byte[:] = std.fmt("{}", f32) var act64 : byte[:] = std.fmt("{}", f64) testr.check(c, std.eq(act32, exp), "{} should format [flt32] to \"{}\", was \"{}\"", f, exp, act32) testr.check(c, std.eq(act64, exp), "{} should format [flt64] to \"{}\", was \"{}\"", f, exp, act64) ;; } const putlowprec = {c var data : (flt64, byte[:])[:] = [ (1.5, "1.5"), (0.0025, "0.0025"), (4.25, "4.25"), (-229.25, "-229.25") ][:] for (f, exp) : data var f32 : flt32 = (f : flt32) var f64 : flt64 = (f : flt64) var act32 : byte[:] = std.fmt("{}", f32) var act64 : byte[:] = std.fmt("{}", f64) testr.check(c, std.eq(act32, exp), "{} should format [flt32] to \"{}\", was \"{}\"", f, exp, act32) testr.check(c, std.eq(act64, exp), "{} should format [flt64] to \"{}\", was \"{}\"", f, exp, act64) ;; } const padding = {c var exp, act var f32 : flt32 var f64 : flt64 f32 = 1.0 exp = "XXXX1.0" act = std.fmt("{w=7,p=X}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f64 = 1.0 exp = "XXXX1.0" act = std.fmt("{w=7,p=X}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f32 = -2.5 exp = "YYYYYY-2.5" act = std.fmt("{w=10,p=Y}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f64 = -100000.5 exp = "-100000.5" act = std.fmt("{w=9,p=Y}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f32 = -13.25 exp = "-013.25" act = std.fmt("{w=7,p=0}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = -1.0 * std.flt32inf() exp = "0000000-Inf" act = std.fmt("{w=11,p=0}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f64 = std.flt64nan() exp = " NaN" act = std.fmt("{w=18,p= }", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) } const sigfigs = {c var exp, act var f32 : flt32 var f64 : flt64 f32 = 9.1234 exp = "9.12" act = std.fmt("{s=3}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f64 = 19.1234 exp = "19.123" act = std.fmt("{s=5}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f64 = 104.9 exp = "100.0" act = std.fmt("{s=2}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f64 = 105.1 exp = "110.0" act = std.fmt("{s=2}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f64 = 12345.6789 exp = "12345.6789" act = std.fmt("{s=200}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f64 = 12345.6789 exp = "12345.679" act = std.fmt("{s=8}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f32 = -13.49 exp = "-13.5" act = std.fmt("{s=3}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = -13.53 exp = "-13.5" act = std.fmt("{s=3}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = -13.53 exp = "-10.0" act = std.fmt("{s=-23}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) } const scientific01 = {c var exp, act var f32 : flt32 var f64 : flt64 f32 = 9.125 exp = "9.125e0" act = std.fmt("{e}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = -9.125 exp = "-9.125e0" act = std.fmt("{e}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = 101.25 exp = "1.0125e2" act = std.fmt("{e}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f64 = 0.000345 exp = "3.45e-4" act = std.fmt("{e}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) f64 = 0.0 exp = "0.0" act = std.fmt("{e}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) } const scientific02 = {c var exp, act var f32 : flt32 var f64 : flt64 f32 = 9.125 exp = "9.1e0" act = std.fmt("{s=2,e}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = 9.125 exp = "9.1e0" act = std.fmt("{e,s=2}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f32 = 9.125 exp = "9.0e0" act = std.fmt("{e,s=1}", f32) testr.check(c, std.eq(exp, act), "{} should format [flt32] to \"{}\", was \"{}\"", f32, exp, act) f64 = -0.000345 exp = "-3.4e-4" act = std.fmt("{e,s=2}", f64) testr.check(c, std.eq(exp, act), "{} should format [flt64] to \"{}\", was \"{}\"", f64, exp, act) }