ref: f5175435a735fa8cdcd28995d5f3e32faf792945
dir: /lib/math/test/scale2-impl.myr/
use std use math use testr const main = { testr.run([ [.name = "scale2-01", .fn = scale201], [.name = "scale2-02", .fn = scale202], [.name = "scale2-03", .fn = scale203], [.name = "scale2-04", .fn = scale204], ][:]) } const scale201 = {c var inputsf : (flt32, int32, flt32)[:] = [ (0.000000011971715, -246, 0.0), (0.0, 1, 0.0), (-0.0, 2, -0.0), (1.0, 3, 8.0), (1.0, -3, 0.125), (23.0, 2, 92.0), (184.2, 10, 188620.8), (0.00000234, 15, 0.07667712), (1834.2, -31, 0.0000008541159331798554), (4321.22341, 0, 4321.22341), ][:] for (f, m, g) : inputsf var r = math.scale2(f, m) testr.check(c, r == g, "scale2(0x{w=8,b=16,p=0}, {}) should be 0x{w=8,b=16,p=0}, was 0x{w=8,b=16,p=0}", std.flt32bits(f), m, std.flt32bits(g), std.flt32bits(r)) ;; } const scale202 = {c var inputsf : (flt64, int64, flt64)[:] = [ (0.0, 1, 0.0), (-0.0, 2, -0.0), (1.0, 3, 8.0), (1.0, -3, 0.125), (23.0, 2, 92.0), (184.2, 10, 188620.8), (0.00000234, 15, 0.07667712), (1834.2, -31, 0.0000008541159331798554), (4321.22341, 0, 4321.22341), ][:] for (f, m, g) : inputsf testr.eq(c, math.scale2(f, m), g) ;; } const scale203 = {c var inputsb : (uint32, int32, uint32)[:] = [ (0x00000000, 1, 0x00000000), (0x7f38aa32, 0, 0x7f38aa32), (0xaaaaaaaa, 0, 0xaaaaaaaa), (0x43000000, -3, 0x41800000), (0x000030a0, -8, 0x00000031), (0x002f3030, -8, 0x00002f30), (0x032f3030, -20, 0x0000015e), (0x032aafff, -8, 0x00155600), (0x002aafff, 8, 0x03aabffc), (0x0000af31, 2, 0x0002bcc4), (0x0000af31, 260, 0x7eaf3100), (0x0000af31, 266, 0x7f800000), (0x3f7ff404, 128, 0x7f7ff404), ][:] for (u, m, v) : inputsb var f = std.flt32frombits(u) var g = math.scale2(f, m) var w = std.flt32bits(g) testr.check(c, v == w, "scale2(0x{w=8,b=16,p=0}, {}) should be 0x{w=8,b=16,p=0}, was 0x{w=8,b=16,p=0}", u, m, v, w) ;; } const scale204 = {c var inputsb : (uint64, int64, uint64)[:] = [ (0x0000000000000000, 1, 0x0000000000000000), (0x7f83785551aa873c, 0, 0x7f83785551aa873c), (0xc2b00000aabbccdd, -1080, 0x800000400002aaef), (0xc644fa802f33cfbd, -1, 0xc634fa802f33cfbd), (0x8004fa802f33cfbd, -1, 0x80027d401799e7de), (0x8004fa8fffffffff, -1, 0x80027d4800000000), (0x0082aaffffffffff, 8, 0x0102aaffffffffff), (0x000000ffffffffff, 1, 0x000001fffffffffe), (0x000000ffffffffff, 1000, 0x3dcfffffffffe000), (0x000000ffffffffff, 2000, 0x7c4fffffffffe000), (0x000000ffffffffff, 2400, 0x7ff0000000000000), ][:] for (u, m, v) : inputsb var f = std.flt64frombits(u) var g = math.scale2(f, m) var w = std.flt64bits(g) testr.check(c, v == w, "scale2(0x{w=16,b=16,p=0}, {}) should be 0x{w=16,b=16,p=0}, was 0x{w=16,b=16,p=0}", u, m, v, w) ;; }