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18 package org.apache.commons.rng.core.source32;
19
20 import org.apache.commons.rng.core.RandomAssert;
21 import org.junit.jupiter.api.Test;
22
23 class PcgXshRr32Test {
24 @Test
25 void testReferenceCode() {
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30 final int[] expectedSequence = {
31 0xe860dd24, 0x15d339c0, 0xd9f75c46, 0x00efabb7,
32 0xa625e97f, 0xcdeae599, 0x6304e667, 0xbc81be11,
33 0x2b8ea285, 0x8e186699, 0xac552be9, 0xd1ae72e5,
34 0x5b953ad4, 0xa061dc1b, 0x526006e7, 0xf5a6c623,
35 0xfcefea93, 0x3a1964d2, 0xd6f03237, 0xf3e493f7,
36 0x0c733750, 0x34a73582, 0xc4f8807b, 0x92b741ca,
37 0x0d38bf9c, 0xc39ee6ad, 0xdc24857b, 0x7ba8f7d8,
38 0x377a2618, 0x92d83d3f, 0xd22a957a, 0xb6724af4,
39 0xe116141a, 0xf465fe45, 0xa95f35bb, 0xf0398d4d,
40 0xe880af3e, 0xc2951dfd, 0x984ec575, 0x8679addb,
41 };
42 RandomAssert.assertEquals(expectedSequence, new PcgXshRr32(new long[] {
43 0x012de1babb3c4104L, 0xc8161b4202294965L
44 }));
45 }
46
47 @Test
48 void testReferenceCodeFixedIncrement() {
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53 final int[] expectedSequence = {
54 0x0d2d5291, 0x45df90aa, 0xc60f3fb7, 0x06694f16,
55 0x29563e6f, 0x42f46063, 0xf2be5583, 0x30360e91,
56 0x36385531, 0xddd36cd9, 0x5f4a6535, 0x644d10c0,
57 0xaca075d7, 0x33781706, 0x4e1f9f34, 0x0676e286,
58 0xaca5eeb2, 0x7315cc93, 0xa6dfefe2, 0xd480e065,
59 0xda9da26f, 0xda0f27b7, 0x045c0844, 0x22acfa0f,
60 0xcd7ecd75, 0xb97fd692, 0xac96dd03, 0xf59c7174,
61 0x488947fe, 0x64a3d543, 0x90963884, 0x4adee0bb,
62 0x993cf7c0, 0x8545b3f2, 0x409b542d, 0x6bf0a247,
63 0xfd59f9b4, 0x8f50b06e, 0x1bbcf6f5, 0xe1fdd29c,
64 };
65 RandomAssert.assertEquals(expectedSequence, new PcgXshRr32(0x012de1babb3c4104L));
66 }
67 }