Move Decimal from the sandbox into production.
diff --git a/Lib/test/decimaltestdata/min.decTest b/Lib/test/decimaltestdata/min.decTest
new file mode 100644
index 0000000..8ee0907
--- /dev/null
+++ b/Lib/test/decimaltestdata/min.decTest
@@ -0,0 +1,297 @@
+------------------------------------------------------------------------
+-- min.decTest -- decimal minimum --
+-- Copyright (c) IBM Corporation, 1981, 2004. All rights reserved. --
+------------------------------------------------------------------------
+-- Please see the document "General Decimal Arithmetic Testcases" --
+-- at http://www2.hursley.ibm.com/decimal for the description of --
+-- these testcases. --
+-- --
+-- These testcases are experimental ('beta' versions), and they --
+-- may contain errors. They are offered on an as-is basis. In --
+-- particular, achieving the same results as the tests here is not --
+-- a guarantee that an implementation complies with any Standard --
+-- or specification. The tests are not exhaustive. --
+-- --
+-- Please send comments, suggestions, and corrections to the author: --
+-- Mike Cowlishaw, IBM Fellow --
+-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
+-- mfc@uk.ibm.com --
+------------------------------------------------------------------------
+version: 2.38
+
+-- we assume that base comparison is tested in compare.decTest, so
+-- these mainly cover special cases and rounding
+
+extended: 1
+precision: 9
+rounding: half_up
+maxExponent: 384
+minexponent: -383
+
+-- sanity checks
+mnmx001 min -2 -2 -> -2
+mnmx002 min -2 -1 -> -2
+mnmx003 min -2 0 -> -2
+mnmx004 min -2 1 -> -2
+mnmx005 min -2 2 -> -2
+mnmx006 min -1 -2 -> -2
+mnmx007 min -1 -1 -> -1
+mnmx008 min -1 0 -> -1
+mnmx009 min -1 1 -> -1
+mnmx010 min -1 2 -> -1
+mnmx011 min 0 -2 -> -2
+mnmx012 min 0 -1 -> -1
+mnmx013 min 0 0 -> 0
+mnmx014 min 0 1 -> 0
+mnmx015 min 0 2 -> 0
+mnmx016 min 1 -2 -> -2
+mnmx017 min 1 -1 -> -1
+mnmx018 min 1 0 -> 0
+mnmx019 min 1 1 -> 1
+mnmx020 min 1 2 -> 1
+mnmx021 min 2 -2 -> -2
+mnmx022 min 2 -1 -> -1
+mnmx023 min 2 0 -> 0
+mnmx025 min 2 1 -> 1
+mnmx026 min 2 2 -> 2
+
+-- extended zeros
+mnmx030 min 0 0 -> 0
+mnmx031 min 0 -0 -> 0
+mnmx032 min 0 -0.0 -> 0
+mnmx033 min 0 0.0 -> 0
+mnmx034 min -0 0 -> -0
+mnmx035 min -0 -0 -> -0
+mnmx036 min -0 -0.0 -> -0
+mnmx037 min -0 0.0 -> -0
+mnmx038 min 0.0 0 -> 0.0
+mnmx039 min 0.0 -0 -> 0.0
+mnmx040 min 0.0 -0.0 -> 0.0
+mnmx041 min 0.0 0.0 -> 0.0
+mnmx042 min -0.0 0 -> -0.0
+mnmx043 min -0.0 -0 -> -0.0
+mnmx044 min -0.0 -0.0 -> -0.0
+mnmx045 min -0.0 0.0 -> -0.0
+
+mnmx046 min -0E1 0E2 -> -0E+1
+mnmx047 min 0E2 0E1 -> 0E+2
+mnmx048 min 0E1 0E2 -> 0E+1
+mnmx049 min -0E3 -0E2 -> -0E+3
+
+-- Specials
+precision: 9
+mnmx090 min Inf -Inf -> -Infinity
+mnmx091 min Inf -1000 -> -1000
+mnmx092 min Inf -1 -> -1
+mnmx093 min Inf -0 -> -0
+mnmx094 min Inf 0 -> 0
+mnmx095 min Inf 1 -> 1
+mnmx096 min Inf 1000 -> 1000
+mnmx097 min Inf Inf -> Infinity
+mnmx098 min -1000 Inf -> -1000
+mnmx099 min -Inf Inf -> -Infinity
+mnmx100 min -1 Inf -> -1
+mnmx101 min -0 Inf -> -0
+mnmx102 min 0 Inf -> 0
+mnmx103 min 1 Inf -> 1
+mnmx104 min 1000 Inf -> 1000
+mnmx105 min Inf Inf -> Infinity
+
+mnmx120 min -Inf -Inf -> -Infinity
+mnmx121 min -Inf -1000 -> -Infinity
+mnmx122 min -Inf -1 -> -Infinity
+mnmx123 min -Inf -0 -> -Infinity
+mnmx124 min -Inf 0 -> -Infinity
+mnmx125 min -Inf 1 -> -Infinity
+mnmx126 min -Inf 1000 -> -Infinity
+mnmx127 min -Inf Inf -> -Infinity
+mnmx128 min -Inf -Inf -> -Infinity
+mnmx129 min -1000 -Inf -> -Infinity
+mnmx130 min -1 -Inf -> -Infinity
+mnmx131 min -0 -Inf -> -Infinity
+mnmx132 min 0 -Inf -> -Infinity
+mnmx133 min 1 -Inf -> -Infinity
+mnmx134 min 1000 -Inf -> -Infinity
+mnmx135 min Inf -Inf -> -Infinity
+
+mnmx141 min NaN -Inf -> NaN
+mnmx142 min NaN -1000 -> NaN
+mnmx143 min NaN -1 -> NaN
+mnmx144 min NaN -0 -> NaN
+mnmx145 min NaN 0 -> NaN
+mnmx146 min NaN 1 -> NaN
+mnmx147 min NaN 1000 -> NaN
+mnmx148 min NaN Inf -> NaN
+mnmx149 min NaN NaN -> NaN
+mnmx150 min -Inf NaN -> NaN
+mnmx151 min -1000 NaN -> NaN
+mnmx152 min -1 -NaN -> -NaN
+mnmx153 min -0 NaN -> NaN
+mnmx154 min 0 -NaN -> -NaN
+mnmx155 min 1 NaN -> NaN
+mnmx156 min 1000 NaN -> NaN
+mnmx157 min Inf NaN -> NaN
+
+mnmx161 min sNaN -Inf -> NaN Invalid_operation
+mnmx162 min sNaN -1000 -> NaN Invalid_operation
+mnmx163 min sNaN -1 -> NaN Invalid_operation
+mnmx164 min sNaN -0 -> NaN Invalid_operation
+mnmx165 min -sNaN 0 -> -NaN Invalid_operation
+mnmx166 min -sNaN 1 -> -NaN Invalid_operation
+mnmx167 min sNaN 1000 -> NaN Invalid_operation
+mnmx168 min sNaN NaN -> NaN Invalid_operation
+mnmx169 min sNaN sNaN -> NaN Invalid_operation
+mnmx170 min NaN sNaN -> NaN Invalid_operation
+mnmx171 min -Inf sNaN -> NaN Invalid_operation
+mnmx172 min -1000 sNaN -> NaN Invalid_operation
+mnmx173 min -1 sNaN -> NaN Invalid_operation
+mnmx174 min -0 sNaN -> NaN Invalid_operation
+mnmx175 min 0 sNaN -> NaN Invalid_operation
+mnmx176 min 1 sNaN -> NaN Invalid_operation
+mnmx177 min 1000 sNaN -> NaN Invalid_operation
+mnmx178 min Inf sNaN -> NaN Invalid_operation
+mnmx179 min NaN sNaN -> NaN Invalid_operation
+
+-- propagating NaNs
+mnmx181 min NaN9 -Inf -> NaN9
+mnmx182 min -NaN8 9990 -> -NaN8
+mnmx183 min NaN71 Inf -> NaN71
+mnmx184 min NaN6 NaN51 -> NaN6
+mnmx185 min -Inf NaN41 -> NaN41
+mnmx186 min -9999 -NaN33 -> -NaN33
+mnmx187 min Inf NaN2 -> NaN2
+
+mnmx191 min sNaN99 -Inf -> NaN99 Invalid_operation
+mnmx192 min sNaN98 -11 -> NaN98 Invalid_operation
+mnmx193 min -sNaN97 NaN -> -NaN97 Invalid_operation
+mnmx194 min sNaN69 sNaN94 -> NaN69 Invalid_operation
+mnmx195 min NaN95 sNaN93 -> NaN93 Invalid_operation
+mnmx196 min -Inf sNaN92 -> NaN92 Invalid_operation
+mnmx197 min 088 sNaN91 -> NaN91 Invalid_operation
+mnmx198 min Inf -sNaN90 -> -NaN90 Invalid_operation
+mnmx199 min NaN sNaN86 -> NaN86 Invalid_operation
+
+-- rounding checks -- chosen is rounded, or not
+maxExponent: 999
+minexponent: -999
+precision: 9
+mnmx201 min -12345678000 1 -> -1.23456780E+10 Rounded
+mnmx202 min 1 -12345678000 -> -1.23456780E+10 Rounded
+mnmx203 min -1234567800 1 -> -1.23456780E+9 Rounded
+mnmx204 min 1 -1234567800 -> -1.23456780E+9 Rounded
+mnmx205 min -1234567890 1 -> -1.23456789E+9 Rounded
+mnmx206 min 1 -1234567890 -> -1.23456789E+9 Rounded
+mnmx207 min -1234567891 1 -> -1.23456789E+9 Inexact Rounded
+mnmx208 min 1 -1234567891 -> -1.23456789E+9 Inexact Rounded
+mnmx209 min -12345678901 1 -> -1.23456789E+10 Inexact Rounded
+mnmx210 min 1 -12345678901 -> -1.23456789E+10 Inexact Rounded
+mnmx211 min -1234567896 1 -> -1.23456790E+9 Inexact Rounded
+mnmx212 min 1 -1234567896 -> -1.23456790E+9 Inexact Rounded
+mnmx213 min 1234567891 1 -> 1
+mnmx214 min 1 1234567891 -> 1
+mnmx215 min 12345678901 1 -> 1
+mnmx216 min 1 12345678901 -> 1
+mnmx217 min 1234567896 1 -> 1
+mnmx218 min 1 1234567896 -> 1
+
+precision: 15
+mnmx221 min -12345678000 1 -> -12345678000
+mnmx222 min 1 -12345678000 -> -12345678000
+mnmx223 min -1234567800 1 -> -1234567800
+mnmx224 min 1 -1234567800 -> -1234567800
+mnmx225 min -1234567890 1 -> -1234567890
+mnmx226 min 1 -1234567890 -> -1234567890
+mnmx227 min -1234567891 1 -> -1234567891
+mnmx228 min 1 -1234567891 -> -1234567891
+mnmx229 min -12345678901 1 -> -12345678901
+mnmx230 min 1 -12345678901 -> -12345678901
+mnmx231 min -1234567896 1 -> -1234567896
+mnmx232 min 1 -1234567896 -> -1234567896
+mnmx233 min 1234567891 1 -> 1
+mnmx234 min 1 1234567891 -> 1
+mnmx235 min 12345678901 1 -> 1
+mnmx236 min 1 12345678901 -> 1
+mnmx237 min 1234567896 1 -> 1
+mnmx238 min 1 1234567896 -> 1
+
+-- from examples
+mnmx280 min '3' '2' -> '2'
+mnmx281 min '-10' '3' -> '-10'
+mnmx282 min '1.0' '1' -> '1.0'
+mnmx283 min '1' '1.0' -> '1'
+
+-- overflow and underflow tests .. subnormal results [inputs] now allowed
+maxExponent: 999999999
+minexponent: -999999999
+mnmx330 min -1.23456789012345E-0 -9E+999999999 -> -9E+999999999
+mnmx331 min -9E+999999999 -1.23456789012345E-0 -> -9E+999999999
+mnmx332 min -0.100 -9E-999999999 -> -0.100
+mnmx333 min -9E-999999999 -0.100 -> -0.100
+mnmx335 min +1.23456789012345E-0 -9E+999999999 -> -9E+999999999
+mnmx336 min -9E+999999999 1.23456789012345E-0 -> -9E+999999999
+mnmx337 min +0.100 -9E-999999999 -> -9E-999999999
+mnmx338 min -9E-999999999 0.100 -> -9E-999999999
+
+mnmx339 min -1e-599999999 -1e-400000001 -> -1E-400000001
+mnmx340 min -1e-599999999 -1e-400000000 -> -1E-400000000
+mnmx341 min -1e-600000000 -1e-400000000 -> -1E-400000000
+mnmx342 min -9e-999999998 -0.01 -> -0.01
+mnmx343 min -9e-999999998 -0.1 -> -0.1
+mnmx344 min -0.01 -9e-999999998 -> -0.01
+mnmx345 min -1e599999999 -1e400000001 -> -1E+599999999
+mnmx346 min -1e599999999 -1e400000000 -> -1E+599999999
+mnmx347 min -1e600000000 -1e400000000 -> -1E+600000000
+mnmx348 min -9e999999998 -100 -> -9E+999999998
+mnmx349 min -9e999999998 -10 -> -9E+999999998
+mnmx350 min -100 -9e999999998 -> -9E+999999998
+-- signs
+mnmx351 min -1e+777777777 -1e+411111111 -> -1E+777777777
+mnmx352 min -1e+777777777 +1e+411111111 -> -1E+777777777
+mnmx353 min +1e+777777777 -1e+411111111 -> -1E+411111111
+mnmx354 min +1e+777777777 +1e+411111111 -> 1E+411111111
+mnmx355 min -1e-777777777 -1e-411111111 -> -1E-411111111
+mnmx356 min -1e-777777777 +1e-411111111 -> -1E-777777777
+mnmx357 min +1e-777777777 -1e-411111111 -> -1E-411111111
+mnmx358 min +1e-777777777 +1e-411111111 -> 1E-777777777
+
+
+-- overflow tests
+maxexponent: 999999999
+minexponent: -999999999
+precision: 3
+mnmx400 min 9.999E+999999999 0 -> 0
+mnmx401 min -9.999E+999999999 0 -> -Infinity Inexact Overflow Rounded
+
+-- subnormals and underflow
+precision: 3
+maxexponent: 999
+minexponent: -999
+mnmx410 min 1.00E-999 0 -> 0
+mnmx411 min 0.1E-999 0 -> 0
+mnmx412 min 0.10E-999 0 -> 0
+mnmx413 min 0.100E-999 0 -> 0
+mnmx414 min 0.01E-999 0 -> 0
+mnmx415 min 0.999E-999 0 -> 0
+mnmx416 min 0.099E-999 0 -> 0
+mnmx417 min 0.009E-999 0 -> 0
+mnmx418 min 0.001E-999 0 -> 0
+mnmx419 min 0.0009E-999 0 -> 0
+mnmx420 min 0.0001E-999 0 -> 0
+
+mnmx430 min -1.00E-999 0 -> -1.00E-999
+mnmx431 min -0.1E-999 0 -> -1E-1000 Subnormal
+mnmx432 min -0.10E-999 0 -> -1.0E-1000 Subnormal
+mnmx433 min -0.100E-999 0 -> -1.0E-1000 Subnormal Rounded
+mnmx434 min -0.01E-999 0 -> -1E-1001 Subnormal
+-- next is rounded to Emin
+mnmx435 min -0.999E-999 0 -> -1.00E-999 Inexact Rounded Subnormal Underflow
+mnmx436 min -0.099E-999 0 -> -1.0E-1000 Inexact Rounded Subnormal Underflow
+mnmx437 min -0.009E-999 0 -> -1E-1001 Inexact Rounded Subnormal Underflow
+mnmx438 min -0.001E-999 0 -> -0E-1001 Inexact Rounded Subnormal Underflow
+mnmx439 min -0.0009E-999 0 -> -0E-1001 Inexact Rounded Subnormal Underflow
+mnmx440 min -0.0001E-999 0 -> -0E-1001 Inexact Rounded Subnormal Underflow
+
+
+-- Null tests
+mnm900 min 10 # -> NaN Invalid_operation
+mnm901 min # 10 -> NaN Invalid_operation