http://git-wip-us.apache.org/repos/asf/commons-math/blob/6ddf4769/src/test/java/org/apache/commons/math4/rng/internal/source32/MersenneTwisterTest.java ---------------------------------------------------------------------- diff --git a/src/test/java/org/apache/commons/math4/rng/internal/source32/MersenneTwisterTest.java b/src/test/java/org/apache/commons/math4/rng/internal/source32/MersenneTwisterTest.java new file mode 100644 index 0000000..e806fc7 --- /dev/null +++ b/src/test/java/org/apache/commons/math4/rng/internal/source32/MersenneTwisterTest.java @@ -0,0 +1,240 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.commons.math4.rng.internal.source32; + +import org.junit.Assert; +import org.junit.Test; + +public class MersenneTwisterTest { + @Test + public void testMakotoNishimura() { + final MersenneTwister rng = new MersenneTwister(new int[] { 0x123, 0x234, 0x345, 0x456 }); + + /* + * Data from + * http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/MT2002/CODES/mt19937ar.out + * converted to hexadecimal. + */ + final int[] refInt = { + 0x3fa23623, 0x38fa935f, 0x1c72dc38, 0xf4cf2f5f, 0xfc110f5c, + 0xc75677aa, 0xc802152f, 0xd9155da, 0x304aacd1, 0x9a73f337, + 0x989a7a43, 0xc1483a50, 0x268c922d, 0x582fa6ba, 0xfd0cc411, + 0x44267b5e, 0xe64aeede, 0xbffce512, 0x69b7263d, 0x43df2416, + 0x54c06fe4, 0x4bb1636f, 0xaa772159, 0x692b9302, 0xe6f6290f, + 0xec59faf1, 0x453050b, 0x8e18c8c2, 0x9afc3045, 0xc0f8369c, + 0xa6784b64, 0x2b3baca5, 0x241c69b2, 0x102b153e, 0x2aa0204a, + 0xc4937ab0, 0x4edada28, 0xfc1a4165, 0x5327669e, 0xdeaa3938, + 0x7d45d251, 0xde57ac80, 0xafdc0e1a, 0x630eea2f, 0xac9709be, + 0x8d4b2277, 0x3bd93aca, 0x85eff969, 0x7dd7008b, 0xc0f5f7ef, + 0xf354dbb7, 0xd19a749, 0x9245ad51, 0xdd1bbe7b, 0x31ce56ca, + 0x8fc36f3b, 0xa307eaa6, 0x2d16123c, 0x81a710e8, 0x6fb0ece0, + 0xa4a8ed5d, 0xf81025ee, 0xc7bdb7cc, 0xacbd297, 0xc2e69738, + 0x2e414667, 0x8436773b, 0xb2eb0184, 0x6f458090, 0x7f2c9350, + 0x213f68e, 0x470b7a6d, 0xb8e983ba, 0xadd68783, 0x3c580a4a, + 0x8239e155, 0xfdc2c299, 0xacd2d0b2, 0xe39381d6, 0xb4a5ad7e, + 0x4c6c3bdd, 0x1908bf3a, 0x8aaa5fe5, 0xa3674b65, 0x4c2d0c3f, + 0xdf2ba5a5, 0x1032fcf8, 0x9c8a9da2, 0x989f1b17, 0xb62684e4, + 0xfc56810e, 0x4937dc5d, 0xd6502fba, 0x403fad7e, 0x8ecf04fa, + 0x6e622af6, 0xb3a12932, 0x7735265b, 0xb3397c02, 0x3e92651e, + 0x58bca8af, 0xd02046e6, 0x6394b11, 0x91ed9821, 0xb75225a3, + 0xe6cf1b38, 0x35297ffe, 0xeaa2f3af, 0x8740f423, 0x9cf755ec, + 0x3e71ab47, 0x9b3f3b19, 0xa17cb981, 0x745c768b, 0xc5fa06c, + 0xa9ddfe32, 0x27fb2a2d, 0x83c11cc4, 0x1be0b4bd, 0xfadc6d9, + 0xd4c4cf4b, 0x3e2019a7, 0xe6489797, 0x5746fcb5, 0xa468a4c8, + 0xe1f303c8, 0x892aba04, 0xb92617d6, 0x79af91, 0xa6719544, + 0x2123c124, 0x250f6867, 0x4ed30865, 0x32e1592c, 0x28f2364b, + 0x56bb6094, 0x39162749, 0x6b68d894, 0x3ce35fee, 0xcfc8dc4f, + 0x71602f12, 0xdc9ae288, 0xf8ef2ed7, 0x6b06d07a, 0x216e06f0, + 0xdec994b2, 0xbb3a7736, 0x5c9957e9, 0xc8bca92a, 0x2a6955f6, + 0x93876aff, 0xfac9a03, 0xefc4f05, 0xb1a05dc2, 0x6bae0207, + 0x39c9d223, 0xd25d4245, 0xa3194800, 0xb20d013e, 0x6249fe2f, + 0x837f9243, 0xb5af74d1, 0xda4d5e81, 0xbb17131c, 0x9e8e92bc, + 0x631fa28c, 0x6c4862df, 0x188d56e3, 0xe7b5f3c2, 0x8be50cef, + 0x3c846d8b, 0x47bd5cf0, 0x816608b6, 0x99263fac, 0x3082b3dd, + 0x41e2e09e, 0x554d804b, 0xd25a3b7, 0xfcf0b24b, 0xf91f82af, + 0x9b6ad24b, 0xb83703f9, 0x10d431ab, 0x675e6dc2, 0x52f58561, + 0x3badef9a, 0x31592d6b, 0x70748fc3, 0xea8cd203, 0x9cdde8aa, + 0xe8c41002, 0x696ec53, 0x91e8d6be, 0xdd90041f, 0xc4fb23f3, + 0xdee5fd0f, 0xb65694ac, 0x38dba6c3, 0x9a6226c2, 0x4380bf2d, + 0xe23c29cf, 0xa62df7dd, 0x3a8a7f47, 0xcef7d974, 0x3341ae98, + 0x9fcced1f, 0x89117a75, 0x2697345b, 0xdec75a6, 0x243febfb, + 0xdbe6ab5d, 0x6e41602c, 0x5fded1ce, 0xec854a95, 0xa0839470, + 0xa9fc1f3c, 0xeb51cb9, 0xd58d7944, 0xc6767655, 0xf096123e, + 0x3c60b5b2, 0x38abc388, 0xec0546a8, 0x974f331d, 0xb68e0fe, + 0x9e7008a7, 0xc3496c73, 0xae81ba8c, 0x499065db, 0x727d51f3, + 0xd2c437c1, 0x5b879655, 0x822f5cf7, 0xc3525dae, 0x198a3598, + 0x8dc3afd0, 0xf1fb2ace, 0xe9470165, 0xa2d922ee, 0x3d634c3, + 0xdfdafa3a, 0x323cb60d, 0xa8142cc2, 0x8fedaffd, 0x3c344d7e, + 0x6da7d412, 0x8faa6de0, 0x91b26b9, 0xcfb90648, 0xf4811a08, + 0xaa091e50, 0x3472e158, 0x6a650e2e, 0xa3cf7e2f, 0x50c01ec0, + 0xc2c67020, 0x87402425, 0xb2e34cb9, 0xbd87d91b, 0x3563a6d3, + 0x339cf74e, 0xffcc2cf9, 0x5537400, 0x57ae171b, 0xf5396a89, + 0xbed9b927, 0xaaea3a07, 0x92add60c, 0xd6cec30b, 0x85729ab0, + 0xc5326ca8, 0x7b83f953, 0xa43ff0cf, 0xe0eea920, 0x65de4954, + 0xff454bcb, 0xa3af3b3a, 0xa8d5900a, 0x19d5c121, 0xbd4a89ac, + 0x19084ae, 0x98130311, 0xaeba10a, 0xe80fa57c, 0x72ed83fd, + 0x4fb367f3, 0xcc63dc6a, 0xc3372454, 0x6a37e254, 0xfe2da32c, + 0x6fda8ee3, 0xffaf02b4, 0xc027d10e, 0x6709f3e9, 0xf27c7cfe, + 0xaaefc51f, 0x446a04a8, 0x120d944c, 0x6723ed43, 0x72ab3b17, + 0x465e7e94, 0x5d910b0f, 0xbd96427, 0x216d0655, 0x7d9b8ad4, + 0xa14a22ac, 0xcd90160a, 0xdb3f890b, 0x2d37dcc3, 0x34b8c67f, + 0x1cfd3624, 0x69ca4cc3, 0xe756cff2, 0x9d122b27, 0x46667c33, + 0x59ee9c5c, 0xbd7b82d1, 0x5f0576e1, 0x499ef4c9, 0x1370277c, + 0x8954bac1, 0x37da5236, 0xa02eb689, 0xbe47fedc, 0x776ea717, + 0x6cb476ac, 0xa47b4a6a, 0x999efe, 0x5b639436, 0xf650de88, + 0x4e8fd98, 0x191216d2, 0xceaed09b, 0x204794eb, 0xd2c25028, + 0x87bd221d, 0xc68852c5, 0xbfaafd1e, 0xf534182b, 0xfaa3297f, + 0x80e14a8d, 0xc204c912, 0x84449c0d, 0xb184ee7d, 0xf3f7b53, + 0xaa6e3294, 0xb89cbf37, 0x992ad523, 0x6efb1e90, 0xad46858f, + 0xa217c69e, 0x3b8123f6, 0x9651ad17, 0x8f4c0a9a, 0xf76fc20, + 0x7c62f8c3, 0x6da9dc30, 0x70dd3d5d, 0x96ae2e55, 0x58c655e4, + 0xaa853035, 0x48e81ea, 0x87002693, 0x2c667e97, 0x9a2f4d5b, + 0x52933a95, 0x3f72a82, 0x6c6d501a, 0x713505ec, 0x7d0f9784, + 0x6aebb0b6, 0x107a7e37, 0x15773151, 0xf90a74da, 0x2377363c, + 0xa8de6de, 0xa6e5d5a2, 0x5dca95f2, 0x5c53d917, 0x168ec0cf, + 0x570dfc18, 0x4288fe6b, 0xb9833a27, 0xdd1e7904, 0x315a4474, + 0xd5631e5f, 0x7213cfd6, 0x249938a9, 0xff052817, 0x718eb33c, + 0x2b4dec3, 0xc4964842, 0x469f5baa, 0xd941297a, 0xe9dded03, + 0x60fac145, 0xdb37f217, 0x39cd8ee4, 0x452c33d1, 0x5abe9be8, + 0x1af69e0d, 0x5b0bd6d7, 0x319ecd5f, 0x3bcd235c, 0x3fdbfa77, + 0xac550eb4, 0x3a0a346c, 0xf39919d4, 0x6e1f71ee, 0xe832ed0e, + 0x84c9d733, 0x60a2537d, 0xabbdd4b3, 0xd598dffd, 0xd13c8592, + 0x32a03cc7, 0x336e5faf, 0x2f8e590a, 0xaaeec5d4, 0xa8295b34, + 0xc30ce8ca, 0xee4c5501, 0xc77d054, 0x6b982f24, 0x678195, + 0xa849138f, 0x2f3dd18e, 0xfe23a88a, 0x2e47871d, 0xe263d69f, + 0xaa1419fe, 0xa2b0fa92, 0x3fe37d3d, 0x4f37161e, 0x4cd9b682, + 0xc65860f6, 0x77e4edc3, 0x4c71a18, 0x36fb25b8, 0x451411f4, + 0x635fecf1, 0x92b03a64, 0x9b7fd167, 0x171906d3, 0xc76604e6, + 0x59257d37, 0xf444dead, 0xbc26a68d, 0xd225e427, 0xf675b085, + 0x1aa04db0, 0x7f683b77, 0xd79d3278, 0x308425a0, 0x4504d28a, + 0xde9ae465, 0x64275e5a, 0xbd910789, 0xd13421f7, 0x84ce54b4, + 0x3c166b93, 0x1d040e83, 0x337c6ae7, 0xbe1630aa, 0x3e9a6e14, + 0xe125a856, 0xffce8ca5, 0x324f5b19, 0x5050a29f, 0xa878afad, + 0x2c6ee4b4, 0x7a891b36, 0xfdeda343, 0x8e420be9, 0xb1a90f55, + 0x1aa82dfc, 0x7bd87288, 0x497d36dd, 0xefca266c, 0x536338b5, + 0xbb314af9, 0x99c64a66, 0xe230edff, 0x35b07a32, 0xac172bc3, + 0x66890dcd, 0xc8b7e513, 0x9f14818d, 0x38f45e55, 0xe39d2420, + 0x41e7b802, 0xe7d097d7, 0x87bde5db, 0xa3b40719, 0x6903a4f1, + 0x8fe17270, 0xa00bc9ad, 0xfcbd3397, 0x458ad6f3, 0xfb3f1663, + 0xb7b4fe23, 0xec0fda7a, 0x6324016b, 0x7c6c5059, 0xf81c1522, + 0x957286ba, 0x5e27c862, 0x2dbb10a2, 0x39db5731, 0x1d567daa, + 0x55ee48f2, 0x4e5e0742, 0xc27142ca, 0xcbacae9e, 0x5d1a105a, + 0xb37e6bbc, 0x4457de32, 0xc2731190, 0x51f2e26b, 0x616f5ec8, + 0x4c524088, 0x84eb772e, 0x18fe5f9c, 0xc27be658, 0x25f0b8e, + 0x61d91e60, 0x65599112, 0x839a9784, 0x9942f04b, 0x907c8596, + 0x2e824b62, 0xa1d696d8, 0xca1de87f, 0x9b97e72, 0x89a8b34e, + 0x6edda0f8, 0x21202673, 0x10b55868, 0x5fa7c76b, 0xa1b56faf, + 0x670e4131, 0xd8f5502e, 0x25233991, 0xe43445a3, 0xfed6a20a, + 0xd19733f7, 0x8bb5db5b, 0x90e132fc, 0x25e17e90, 0xe697ac65, + 0x302fda43, 0xb7064f65, 0xff3caaf3, 0x7cc369c7, 0x789d0230, + 0x5d7fe246, 0xcbfd430c, 0xf66fcdee, 0xb3d37457, 0xc24547aa, + 0xac23da09, 0xbddb1df4, 0xfdd7d1fb, 0x4b8987b3, 0x3cf260e1, + 0x30a24d85, 0x375fb86c, 0xb287e74a, 0xc8f1b360, 0xd70e2779, + 0x784fa37b, 0x7477485, 0xa787685e, 0x541fbaf2, 0x49d05a21, + 0x46bcecac, 0xbc1c4443, 0x85b0917e, 0x693c3ac2, 0x10a30d08, + 0xff192733, 0x61d88012, 0xe2474eaf, 0xcbb899, 0x62b8b3a, + 0x5ff1fcdb, 0x20dde01f, 0x94a3ef59, 0x4e75b597, 0xea677d68, + 0xf9b9c06b, 0x1b9ee46c, 0xaf1a479a, 0x6e9a7611, 0x9c9284f6, + 0x348a296, 0xe3e3b5ab, 0x2ce8b80a, 0xf11a7efc, 0x4bf1a59c, + 0x4301a8f0, 0x57c6a80, 0x7ebd7550, 0x1963d609, 0x17064918, + 0x9a5e486f, 0x767ada6e, 0xf379835d, 0x817d0eed, 0xc8a9fc9f, + 0xd6c0e87d, 0x8dc9a94f, 0xacf56951, 0xdd8bd5ee, 0xdd248898, + 0x9e286bc3, 0xced01226, 0xb88ffe3c, 0xea662cad, 0x9ab07c59, + 0x13032ac1, 0xbb873d74, 0x32e0776e, 0x89b5f90, 0xe09d5b09, + 0x2ea60da1, 0x80cfe80b, 0x21fa1ce2, 0x706dc2f1, 0xd96e10, + 0x84f75f04, 0x5fa97783, 0xea2b6877, 0xe9c417ed, 0x807f00ac, + 0x802442e, 0x19a90570, 0x72ae16ca, 0x107e4fa1, 0xbb6135e, + 0xd775a370, 0x5ff6f941, 0x6a707d8a, 0x32be82f8, 0xe02e92e3, + 0xadf9e5ba, 0xc88902f1, 0xb38bd032, 0xdeae3543, 0x9d8b53e4, + 0xe138fc67, 0x4565a728, 0xc45115d, 0xab6dfd67, 0xd0d19d8a, + 0xb77c9c49, 0xcef31821, 0x683e0485, 0xa35e3a23, 0x12d6a276, + 0x62f81a9c, 0xa10fe92, 0x38fb7c97, 0xed7c6de5, 0x21c46edb, + 0x3babb813, 0x488587af, 0xaff84a55, 0xe48cce39, 0xe5098cad, + 0x9310cf58, 0xece52930, 0xc21bcc91, 0x540108c4, 0x4f44bcdb, + 0x898a9365, 0xba470a57, 0xd7f15ff8, 0xe473ab14, 0xe76833ff, + 0x89997b1b, 0x9e7f7c54, 0x5673fcd9, 0xd289f943, 0xbdeb72e2, + 0x490d3961, 0x4302a415, 0xa7aa0c1, 0xb35bde2f, 0xa6b2690f, + 0xd9acf25b, 0x9950b7e, 0x71621b83, 0x653f519c, 0x43a66e3d, + 0x1da1d26a, 0xc4db0a37, 0xf1d8513e, 0xd6c9840b, 0xf39e866b, + 0x197fe72c, 0x11196229, 0x311007b0, 0x61028494, 0xdf40c6a7, + 0x9a54746c, 0xfa75ce2e, 0x3bf7309, 0xc33d7966, 0xeda6af60, + 0xa6672387, 0x72411b87, 0x9a211f11, 0x51f56dc7, 0x53a684e0, + 0x397541a, 0xe33486f2, 0xb4186699, 0x9bbf1cb2, 0x1f86e0f1, + 0xa459fea9, 0xc729c354, 0x9c466f44, 0x10479afe, 0xef53e2d2, + 0xb8769c4a, 0x60a7fa28, 0x8b551da9, 0x6b17bf70, 0x4b0a4a73, + 0xfcd67534, 0x7f77d788, 0xb422f68f, 0xf8ccf23c, 0x1ad3e613, + 0xc33054e4, 0x24c8f64a, 0xa135d8b9, 0x5799da51, 0x4ff771cb, + 0x15430a3f, 0x46db7ec8, 0x87d4c88f, 0x694bb4c8, 0xa6a5ff3b, + 0x37255c0, 0xac77403c, 0x49a7a6d5, 0x61326bcb, 0xea1febca, + 0x19905ce4, 0x6c208616, 0x88601b2b, 0xf5ecddc0, 0xec8475d1, + 0xd3853b52, 0x3d21610b, 0x53b3a29c, 0x77575565, 0x5825b57, + 0x89ebfb88, 0x8f3c2f00, 0xb32ead1a, 0xd44f8744, 0x63a692b2, + 0x69697bae, 0x6b7fe1c9, 0x325b5bf1, 0xb32e0e11, 0x54187523, + 0x4501dc49, 0x7eb3aed1, 0x6ab0eb88, 0x6b3e94bf, 0x2c2d293b, + 0x8f668ba5, 0x2db81bb2, 0x9e43c4ae, 0xda5b5b13, 0x81763a88, + 0x95b90733, 0x642b0bca, 0xdd1dd3a, 0x44d79c88, 0x95e327f, + 0x56abfd80, 0xd0f75ce3, 0x730607c6, 0x89a6fd0e, 0x7fc09cd8, + 0xb078f466, 0x184ba518, 0xaf1ff8e1, 0x99e25f5f, 0x201e00a3, + 0x8ba1ae03, 0x19a9942b, 0x2c1e6198, 0x737f2878, 0xc59a2b1c, + 0x7c4f8850, 0xf0409a77, 0x2da9101d, 0xd1aaf46f, 0x291c51af, + 0x4d234c8a, 0x68810c4a, 0xfa7e9b84, 0x75b5dcb8, 0x1fe8b9f, + 0xd4acb1ef, 0xbb6ff83b, 0x64805089, 0xf6763925, 0xb327edc3, + 0xd688dbca, 0x196cf19e, 0x2cf2b856, 0xda34c994, 0x7518948f, + 0x3170a8d1, 0x30f86e08, 0x681c6bac, 0x3bfddb0c, 0x5f168b17, + 0x4ae631b1, 0x3d105d00, 0x7116b018, 0xad06c9a1, 0x293be0e9, + 0x3dd73c5b, 0xbd5a98e8, 0x75536a9f, 0x818d1508, 0x40e9aa2e, + 0x68367be3, 0xaf51e5f2, 0x39b8ccc2, 0x6c67fb45, 0xb13771e2, + 0xe706549e, 0x42b7fc98, 0xedbd44eb, 0x622d9985, 0x85107f0a, + 0xcfc9061b, 0xd9e6d66b, 0xe011bb5e, 0x327eb11e, 0x407ecdd9, + 0x3afad29e, 0xab283ffb, 0xbe83d61e, 0xea3e7a46, 0x273b2541, + 0xda729e01, 0x81a62472, 0x8359eedb, 0xa4457261, 0x926ad13f, + 0xe7e0c4fe, 0x4d1da2d8, 0xa8b3aed0, 0xb658ec23, 0xf7e24a58, + 0x5d154e58, 0x9a2bf0ba, 0x2eb455b0, 0x50cb61f3, 0x1e095a2, + 0xe1de399f, 0xc71cbd35, 0x7cb90a7e, 0x356e4628, 0x280991f0, + 0xd26e64a1, 0xd6c9df5a, 0x3ef127a4, 0xcd2d747b, 0x595f8ee8, + 0xba946959, 0xd8ee7838, 0x10f24d0, 0x86b0eaec, 0x1d078587, + 0xfbf516ea, 0xdc2a79f8, 0x7015e404, 0xe9efdc2c, 0x16bca751, + 0xef7b9df7, 0x9227157f, 0xa31e6f81, 0x83b7e291, 0x7ee5c10b, + 0x1a196d7c, 0x23829142, 0x263fe2c2, 0x618461ac, 0xe8681ba5, + 0x258b3130, 0xd60cf96a, 0x14fadac6, 0x9d48a438, 0x8bfa6a79, + 0x8b920d34, 0x7e98a7fc, 0x88cc57d, 0x5af407f0, 0x15bc4713, + 0x23b64b00, 0x37f96d03, 0x5ac72f49, 0x65a9a89, 0x16724cac, + 0x503ea2fc, 0x4d548e23, 0x2d92d724, 0xdefe753f, 0x37a36c6a, + 0x70708d68, 0xbfe7aba8, 0x1f510c48, 0xb3a995e3, 0x1342df6d, + 0x7986ddb9, 0xf4630113, 0xa9f9b81d, 0xb1dca7ae, 0x70915ce7, + 0x780e2c35, 0xd1859a18, 0xf92e7d5a, 0xce573f6b, 0x9d79a6e9, + 0xbd7f3425, 0xacfd81c7, 0x8429a008, 0xf0da82bb, 0x6a5fb409, + 0xc567b073, 0x5371eda, 0xa417042a, 0x9d162579, 0xa8c0eb06, + 0xdb7a6342, 0xae0c5575, 0xe0e256a8, 0xa7de78a0, 0x12797538, + 0x8e154606, 0x93b23bf, 0x16f4562d, 0x47067058, 0x6db6dc93, + 0x33fc94d2, 0xae60549d, 0x4e1b4fcb, 0x7d4aff37, 0x59b050d1, + 0xd50b787e, 0x4700ba54, 0xc6848ba2, 0xbd8f6801, 0xd2f62909, + 0x289cde1e, 0xc5003778, 0xd973a07d, 0x38a099d8, 0xf8bedbdd, + 0x68e9601d, 0x1e86cf6d, 0x2899e89c, 0x229ab04a, 0x45b7a393, + 0xef508cd2, 0xa03448ed, 0x29b47253, 0x9f5a48ac, 0x43c89eec, + 0x75dfc10, 0x1c2c3184, 0x3ecca1e3, 0x3c5cc91e, 0xcf7cd58b, + 0xe014d295, 0xed503a24, 0xe452210e, 0x6fe3ac6f, 0xd99dca00, + 0x3ae4ac67, 0xd189afe0, 0xf3ba5df0, 0x84a10e38, 0x4a7b85e4, + 0x9d8b4bf7, 0xe83b5b67, 0x90106e3d, 0x534fbf99, 0xce3bcd2e, + }; + + for (int i = 0; i < refInt.length; ++i) { + final int r = rng.nextInt(); + Assert.assertEquals(refInt[i], r); + } + } +}
http://git-wip-us.apache.org/repos/asf/commons-math/blob/6ddf4769/src/test/java/org/apache/commons/math4/rng/internal/source32/Well1024aTest.java ---------------------------------------------------------------------- diff --git a/src/test/java/org/apache/commons/math4/rng/internal/source32/Well1024aTest.java b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well1024aTest.java new file mode 100644 index 0000000..68a191f --- /dev/null +++ b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well1024aTest.java @@ -0,0 +1,71 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.commons.math4.rng.internal.source32; + +import org.junit.Assert; +import org.junit.Test; + +public class Well1024aTest { + @Test + public void testReferenceCode() { + final Well1024a rng = new Well1024a(new int[] { + 740849862, 1202665156, -199039369, -259008301, -291878969, -1164428990, -1565918811, 491009864, + -1883086670, 1383450241, 1244617256, 689006653, -1576746370, -1307940314, 1421489086, 1742094000, + -595495729, 1047766204, 1875773301, -1637793284, 1379017098, 262792705, 191880010, -251000180, + -1753047622, -972355720, 90626881, 1644693418, 1503365577, 439653419, 1806361562, 1268823869 + }); + + final int[] refInt = { + -1478749726, -1645579484, -2075363835, -2063444174, -1834148336, -1769045872, -40711346, 1717441026, + 2130656771, 783441285, 570433609, 1560023451, 653233971, 1368672434, -72036215, 1071111800, + 933776492, 26114960, 49888778, 1808107515, 1092989296, 754848337, 1336994364, -1987450448, + -691190146, -1803870839, 1110716866, 1173269113, -391000050, 2014216908, 180756301, -382891013, + -1908154585, 1580737629, 1080267957, -125532248, 2094530239, 2132964485, -438596348, -760299445, + 1058181869, 2050816800, -1534429037, -62552782, 824524142, -818590371, -1857695907, -684762866, + -156556543, -902759995, -880795194, -1387351132, -1263017515, 448006597, 201038266, 1929826313, + -455367306, 672963027, 2000073013, -1546842042, 446341090, 1001696686, -779919012, -347722602, + -1342821677, 1639571150, -835315755, 1505585376, 367004975, -2035864404, -1786623553, 1249724913, + 182435312, 1444514513, 1815333708, 1333772382, 299664001, -284691169, 2034403374, 1423310887, + -1319051884, 1557286441, -445198266, -251809030, 1602786123, 944036382, -1020529634, 258344235, + 685254367, 1838964943, -156674528, -979736602, -538312836, 234643178, 211152102, -635498640, + -1036733933, -1347589147, -565609042, -1358714165, 508618483, -786364693, 2071450261, 1206956772, + -678931458, 167690617, 144698821, 1719720781, 1575869280, -1343221123, -1766469944, 284991647, + -717305514, 892653651, -1368347075, -615701972, -730369849, 1360396003, -1869287623, 1778269052, + -586061545, -699517114, 61530249, -1860611767, -519660852, 1841085925, 1555610093, -399979337, + -790345742, 422355947, 2007965433, 2044952550, -1712164595, -102915702, -693865324, -1894042487, + -1285020072, -215883074, 95833252, 1625818040, -1055951680, 513067085, 1825246558, -553461652, + -1923361799, -1869480206, 567232636, -1751727150, -1832301399, -108136455, -1312244126, 14006795, + 850221366, -382389732, -1741556188, -1317464467, 1948314870, 753994471, 1028235947, 342494132, + -1862256693, 723808794, -234257642, 1609928369, -802733456, 1315831915, 1436072885, 1224767136, + 2144557791, -1839965886, 224821018, -1461697757, -1080386760, 1638573498, -1188173812, -325181523, + -1750676219, -1780415850, 698793362, -908352052, 299746482, -161660934, 1938166833, 800297005, + 56640033, -1214932666, -1248124842, 1822796868, 1777615881, -718517774, 1908159957, 1733053281, + 1851844331, 1283519375, -1771494956, 2060179999, 1666129209, 1919453531, -498145770, 697567008, + 1855487148, -1587163491, 565216434, -1477877933, -925662919, -806492585, -1201439047, -1424534232, + 1788616523, 69414717, 655893636, -1175978556, 24787512, -861550001, 439525754, -190433174, + -383811606, -508589783, 1441608687, 608181366, 1539467064, 925903122, 697209654, 1878283393, + -1967567432, -1659677763, -249658183, 847096354, 397741956, -125334541, -1286840731, 1016461908, + -997968592, 1795331475, 1856856501, -1716726445, -582181331, -887091847, 426964855, -609219941, + -1456232632, -483467616, 1069260754, 972242064, -1406786247, 1954194029, 52627891, 1212755081, + 2117436668, 281073392, 741537353, -483063506, 1850906286, -244876135, -270818140, 1817568823 + }; + + for (int i = 0; i < refInt.length; ++i) { + Assert.assertEquals(refInt[i], rng.nextInt()); + } + } +} http://git-wip-us.apache.org/repos/asf/commons-math/blob/6ddf4769/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937aTest.java ---------------------------------------------------------------------- diff --git a/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937aTest.java b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937aTest.java new file mode 100644 index 0000000..c86af88 --- /dev/null +++ b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937aTest.java @@ -0,0 +1,109 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.commons.math4.rng.internal.source32; + +import org.junit.Assert; +import org.junit.Test; + +public class Well19937aTest { + @Test + public void testReferenceCode() { + final int[] base = { + 740849862, 1202665156, -199039369, -259008301, -291878969, -1164428990, -1565918811, 491009864, + -1883086670, 1383450241, 1244617256, 689006653, -1576746370, -1307940314, 1421489086, 1742094000, + -595495729, 1047766204, 1875773301, -1637793284, 1379017098, 262792705, 191880010, -251000180, + -1753047622, -972355720, 90626881, 1644693418, 1503365577, 439653419, 1806361562, 1268823869 + }; + final int[] init = new int[624]; + for (int i = 0; i < init.length; ++i) { + init[i] = base[i % base.length] + i; + } + + final Well19937a rng = new Well19937a(init); + + final int[] refInt = { + -612874471, -354976292, -1838197125, -1781560577, 278390997, 1214938280, -1752615390, -760835246, -1712883765, -241205782, -145390202, 495649160, -514388259, -1271015916, -1640000013, 849273623, + -549729394, -1206917255, -545909692, 811925434, -1665729633, -1525292882, 1416246482, -153220826, 1148868872, -326143196, 1724979062, 1790931148, -1648679618, -439051683, 112482777, -1484051520, + -1881272572, -1270447031, -1216102401, 1579107248, -1224395621, 2144411988, -416216641, -1529222361, 1628987080, 164445245, 1506928916, 928145916, 1436000427, 862025970, 560077705, -1887251027, + -514360858, 1735094506, 475624879, 1755802355, 295448361, -155399225, 3972415, 1368201076, -465126094, -1622687259, -246099304, 1798631152, -1937269102, -1700560396, -293352622, -896632303, + -2088933220, -194382452, -480218162, -1618517785, -1925031481, -150217434, 1678937261, 2130832364, -485546678, -1499224981, 1430390884, -1895417302, 210514746, 1781140999, -1940853105, -1238099647, + 485922557, -103223212, 633481679, -632946979, 695235541, -1661735272, 277603567, -958341538, 256982285, 1850270018, -327388076, -219053874, 1380560653, -1221689980, 1335863752, -545032383, + -575291735, -1295623907, -140058298, 1063302709, -1290702617, -790401546, -170630961, -1203114473, 1458063108, -1212753301, 1546428514, 2112636413, -1463028928, -1812598032, -883529486, 1131084094, + 62042165, 2135819802, -1192342739, 98361522, -1341042205, -475283063, -1632033747, 1745196892, 168608689, -914987039, 274428907, -881357258, 167940012, -1975737532, -903960486, -1370984244, + -589352935, 1783633514, -570111010, 71495377, 194463285, -1243905021, -1398490898, 221691209, -55728834, -638916786, -770622372, -1911651810, -295233027, 301467998, 2058638784, 681490183, + -1547865078, -1668135684, 1299261826, 1649468635, 287995017, -2076844852, 1193468826, -853948258, 120082777, 1051829542, -1288514343, -159456430, 275748820, -480127107, -604943233, -2138088332, + 1202614819, 1427201263, -1906344469, -1230779533, 1690367192, 733159097, 794410312, -1114452505, -1601554413, 976747949, 1517787154, 2091780205, 1052078906, 1919282771, -191013374, 1805397142, + 736939268, -1056272823, -727464316, -659459005, 797803875, -1104633884, 1042342081, -24514837, 1919469940, 1903722546, -814157872, 1605407665, -262351256, -288949635, 729204844, -1132605534, + 745453338, 387915035, 1094173337, 2100279147, 156863702, -257377544, -719587984, -1496015613, 1908993744, 2016957554, 918749666, -135963651, -1356808639, -1711185741, 1472589240, -398100149, + 628791415, -1381837652, -1820702771, -593586943, -1456631279, -1837975351, -1394249972, -556916726, 833231177, 43449750, 1029237092, -2086437337, -459463076, -533031784, -1739648287, -1374722961, + 2024908394, 1389678488, 2018558, -1391707864, -795935743, 904816957, 836583280, 1766194531, -1374431014, -904437876, 2030248636, -265724199, 2056758426, -810499837, 887193593, -77811488, + 1496312336, -1874348275, -456193866, -2137130942, 868120387, 29025455, -1999867716, 2001322335, -579152815, -390892056, 1592011837, -306394879, 93636886, -190879994, 1923358153, 269052141, + -396050253, -987531729, 480350991, 1276744541, -1445571957, -957571005, -2046270221, -1715395752, 1113585628, -1782113514, -697560146, 835320000, 1014320959, -2119834109, 460056841, -1464772991, + -1282790418, -2120806165, 86176097, -731086307, 832497517, -1876684928, 541008240, 551124479, -450919132, 647860281, -2115397586, 979247589, 1095559204, 1927958688, 169497703, 1999579054, + 2019745038, 1656022059, -1109662138, 375237154, 1450814436, 919988416, 849761266, 1457057327, 1771166577, -1639880487, -852488298, 1767063646, 657295386, -585561879, 740792583, 1664558308, + -654749506, 1109275990, 182597559, 1106789745, -1806628480, 25948116, 1748374299, 196057325, -164213209, 1687024594, 782029276, 1879737947, -1528219611, 412585737, 1190325629, 1985821911, + -1272945202, -1238637137, 465818730, -1537670961, 1131953615, 905623579, 609183424, 1138422991, 1522974699, 589719061, -1310894604, 890952933, -885204790, -393535694, 1238408670, 1780660354, + 677803525, -1121509064, 1553148616, 1109165936, -1450120385, 1525252521, -1354897489, -595402189, -1274551767, -869281409, 1788815975, 2020262116, 1124100185, -400839020, 310574108, 1354413045, + -1310514485, 1895732085, 626639054, 1667355357, 2065637178, -1889009143, -440157749, 1762849463, -1693853642, -56602956, -930874188, -398470740, 778356402, -2113156881, 42854964, 1844399604, + -2098310302, -1812029757, 1441188713, 899579267, 1266994172, 1841370863, -660740252, -43254718, 1124500192, 1884907320, 879997211, 1775139845, -1360112721, 1630490057, 362567879, 1113475029, + 290319279, -1209506867, 398146039, -957742350, 1185761854, 1519676447, -912689915, -1117128973, -305563462, -1928033363, -1766324543, 1702753492, 1696951912, -1895072395, 932663591, -566548128, + 991675996, 56529814, 980735023, 718166662, -650028466, -886842051, 1857048587, -569023569, -1820572202, -851452711, -958700452, -621825633, -65649888, -510143183, 761267599, -1692108035, + 1729071710, 1623630864, -53498654, 267235687, 659201413, 1152882627, -824194574, 356636960, -502391121, -538453360, 66115376, -1633290370, -1522088932, 268949070, 684499443, -859474501, + 1586764345, -1515639709, 319695602, -307025150, 69076508, 1050726785, -1340930110, 552191600, -207852941, -273572993, -539580440, 710343120, 1957076127, -1107172811, -561518280, -1775022699, + 1978792904, 1935531451, -2084046304, -419742902, -737652926, 614022023, 1676952428, 769892939, -1092786807, -1117113223, -266029995, -350150999, 207738542, 1964896575, 48805284, 1736500159, + 551289617, -1847923501, 1856609505, 2007480480, -681860219, -1198106493, 1483591043, -523895316, -1814473078, -1521087404, -1348859926, 1298056897, 1813789478, 946683654, 79196400, 1766250931, + 472737685, 1764634332, -1844726079, -130619045, -508713868, -1762537125, 1010108863, 170107098, 1705386380, -1139681802, 183739097, 1662699401, 1842694501, 1714633805, 46208876, 616720693, + -252553427, 1986302230, -103130254, 1943225981, 110746655, 553260552, 1588938073, -1934623163, -2144781332, -2086217416, 1941265852, -781953226, 1216234254, 605543697, -710872598, 2048636577, + -1986927728, -1007017623, 1243051501, -614249563, -2128221291, 581579813, 1173464240, -1906830937, 261329601, -1805974103, 769823490, 1858731164, -561762071, 516417430, -1221329437, -825500715, + 1091364656, -993658663, -1475434188, -1070804384, -1876492082, 899494424, 683486936, 878807455, 56642807, -1268202879, 1379172046, -1386869373, -1158233876, 1759190552, 1597629789, 1411151497, + -1254268471, 1075936979, -918778269, -2132675184, 953140888, 1906982077, 1154200766, -365384600, -1142488826, 708535121, -2134869964, -1531201665, -2100526761, 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-1028491655, 1051575118, 1774289451, 1839389415, -1594053468, 736707953, 1873556950, 401186168, -583669552, + -88375334, 2002752071, 264506453, -1304812107, -759203942, -114958524, -1878903503, 841613720, 1910863820, -1738114003, 701455920, 1791058048, -1850960547, 1672292671, 1172188809, 604848896, + -1607489375, 305370478, -948153885, -1971080100, -1848966954, -584538365, 39416319, -1689119162, 944942598, 1777111075, 1534005553, 2022718432, -25820385, 3077695, -315950520, 1859184648, + -1397829266, -1666371809, 858913807, -610818620, 1554973298, 580023809, -1662988256, -408630026, 1316681876, 738204271, 942829881, -758486983, 780345857, 667165037, -2086803585, 789741324 + }; + + for (int i = 0; i < refInt.length; ++i) { + Assert.assertEquals(refInt[i], rng.nextInt()); + } + } +} http://git-wip-us.apache.org/repos/asf/commons-math/blob/6ddf4769/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937cTest.java ---------------------------------------------------------------------- diff --git a/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937cTest.java b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937cTest.java new file mode 100644 index 0000000..ebbf617 --- /dev/null +++ b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well19937cTest.java @@ -0,0 +1,109 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.commons.math4.rng.internal.source32; + +import org.junit.Assert; +import org.junit.Test; + +public class Well19937cTest { + @Test + public void testReferenceCode() { + final int[] base = { + 740849862, 1202665156, -199039369, -259008301, -291878969, -1164428990, -1565918811, 491009864, + -1883086670, 1383450241, 1244617256, 689006653, -1576746370, -1307940314, 1421489086, 1742094000, + -595495729, 1047766204, 1875773301, -1637793284, 1379017098, 262792705, 191880010, -251000180, + -1753047622, -972355720, 90626881, 1644693418, 1503365577, 439653419, 1806361562, 1268823869 + }; + final int[] init = new int[624]; + for (int i = 0; i < init.length; ++i) { + init[i] = base[i % base.length] + i; + } + + final Well19937c rng = new Well19937c(init); + + final int[] refInt = { + 2128528153, 327121884, 935445371, -83026433, -1041143083, 2084595880, -1073535198, -1678863790, -523636021, -1514837782, -736786810, 1527711112, -1051227939, 978703380, 410322163, 1727815703, + -648426354, 636056441, 1954420292, 17754810, -958628705, -1091307602, 1793078738, -1680336346, 1792171272, 941973796, -2066152330, -1248758068, -1061211586, 262020189, 1276960217, -233886784, + 1767509252, -1811939255, -406116097, -742435920, -1349799525, 240329556, -332161345, 1488943143, -332244280, 2093328957, 674753300, -1930135556, 257111467, 63793650, -1964335223, 1315849133, + -797349146, 1372022250, -1451892049, -1325138957, -870401239, -1294317369, 91490879, 386205044, -704074702, -1230679067, 1513674392, -262996240, 1196007314, 1398903796, 803719762, -1750926831, + -1268814180, 1233515404, 1498313934, -970591257, 611113671, -261632474, 1834097325, 1709440492, -150396854, 2120561003, -62645660, 479080234, 1535125050, 1823378695, -1129289329, -1095198399, + 2092564733, 78836308, -692015409, 1647147229, -1847922219, 1838279320, -848333841, -1375151778, 920238861, 1512628290, -749439404, 288851918, -427218675, 679640964, 425700808, -2077624511, + -1929434455, -647176419, 650437190, -1926749131, -1564744729, 734494454, 108193743, 246246679, 810042628, 1952337771, 1089253730, -1874275331, 1428419392, -492969232, 1945270770, -201265602, + -755490251, -624426214, -699605715, -113446478, 809091299, -1521531511, 1136505389, -523660964, 132928433, 1926559713, -1485314325, -508322506, 46307756, -1627479740, -589386406, -1855555892, + 584299545, 1272841066, -597242658, 925134545, 1102566453, -753335037, -9523218, -1778632375, 568963646, 764338254, 1259944540, -2000124642, 1307414525, -151384482, 807294400, 1993749511, + -15503094, -709471492, 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33888043, -1387509273, -541540700, 1162597745, -1331415338, 1931708792, -850270000, + 663845594, 1536495943, -322924971, -1380272203, 261190298, -204874428, -2104974031, 883819928, 155808204, -1454446035, 1323388464, -1696505728, 1549800285, 1018150463, -1327715703, -1582480640, + 1013659809, -1820360082, 1666498787, 1406120540, -196541482, 1248470531, -1250433281, 836375878, 177646854, -1927020253, 2145878321, 689712096, -596605921, 348283199, 1916993096, 481356808, + -339687826, 1219340319, 718895887, -2007521340, -1859185806, 2042164737, -58146784, 742449142, 1930754708, 780832111, 715056441, -1393886151, -8150527, -599607443, -537300865, -1212516084 + }; + + for (int i = 0; i < refInt.length; ++i) { + Assert.assertEquals(refInt[i], rng.nextInt()); + } + } +} http://git-wip-us.apache.org/repos/asf/commons-math/blob/6ddf4769/src/test/java/org/apache/commons/math4/rng/internal/source32/Well44497aTest.java ---------------------------------------------------------------------- diff --git a/src/test/java/org/apache/commons/math4/rng/internal/source32/Well44497aTest.java b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well44497aTest.java new file mode 100644 index 0000000..fa86f0b --- /dev/null +++ b/src/test/java/org/apache/commons/math4/rng/internal/source32/Well44497aTest.java @@ -0,0 +1,109 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF licenses this file to You under the Apache License, Version 2.0 + * (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.commons.math4.rng.internal.source32; + +import org.junit.Assert; +import org.junit.Test; + +public class Well44497aTest { + @Test + public void testReferenceCode() { + final int[] base = { + 740849862, 1202665156, -199039369, -259008301, -291878969, -1164428990, -1565918811, 491009864, + -1883086670, 1383450241, 1244617256, 689006653, -1576746370, -1307940314, 1421489086, 1742094000, + -595495729, 1047766204, 1875773301, -1637793284, 1379017098, 262792705, 191880010, -251000180, + -1753047622, -972355720, 90626881, 1644693418, 1503365577, 439653419, 1806361562, 1268823869 + }; + final int[] init = new int[1391]; + for (int i = 0; i < init.length; ++i) { + init[i] = base[i % base.length] + i; + } + + final Well44497a rng = new Well44497a(init); + + final int[] refInt = { + -1464956854, -1524360321, 986845646, -182050548, -818943186, -1744848370, 1392434650, -182648505, -2026593838, 1254866610, -410459761, -1392048371, -968730026, 1485793687, -728749746, -112685463, + 275126404, -1101838984, 1193096287, 443511615, -510869213, 549869992, 1974458428, -1217587840, -335835016, -2048974745, 1066947099, -611611187, 1978925459, 688164478, -463344808, 56995910, + 699288809, 606392470, 117418673, 1948706703, -485598135, 385841705, 1725261146, -919553921, 70643668, 2128611684, 1720197347, 738706713, 1162026860, -611442152, 1469145601, 2051653750, + 609067755, -1971782890, -971114565, 776260144, 1619791127, -1547233838, 1502505722, 913168193, 1761269649, 81782996, 62251540, 1519079156, 1239007000, 489633356, -800433470, -2107278046, 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