conversion_test.gno
7.69 Kb ยท 175 lines
1package uint256
2
3import "testing"
4
5func TestIsUint64(t *testing.T) {
6 tests := []struct {
7 x string
8 want bool
9 }{
10 {"0x0", true},
11 {"0x1", true},
12 {"0x10", true},
13 {"0xffffffffffffffff", true},
14 {"0x10000000000000000", false},
15 }
16
17 for _, tt := range tests {
18 x := MustFromHex(tt.x)
19 got := x.IsUint64()
20
21 if got != tt.want {
22 t.Errorf("IsUint64(%s) = %v, want %v", tt.x, got, tt.want)
23 }
24 }
25}
26
27func TestDec(t *testing.T) {
28 tests := []struct {
29 name string
30 z Uint
31 want string
32 }{
33 {
34 name: "zero",
35 z: Uint{arr: [4]uint64{0, 0, 0, 0}},
36 want: "0",
37 },
38 {
39 name: "less than 20 digits",
40 z: Uint{arr: [4]uint64{1234567890, 0, 0, 0}},
41 want: "1234567890",
42 },
43 {
44 name: "max possible value",
45 z: Uint{arr: [4]uint64{^uint64(0), ^uint64(0), ^uint64(0), ^uint64(0)}},
46 want: twoPow256Sub1,
47 },
48 }
49
50 for _, tt := range tests {
51 t.Run(tt.name, func(t *testing.T) {
52 result := tt.z.Dec()
53 if result != tt.want {
54 t.Errorf("Dec(%v) = %s, want %s", tt.z, result, tt.want)
55 }
56 })
57 }
58}
59
60func TestUint_Scan(t *testing.T) {
61 tests := []struct {
62 name string
63 input any
64 want *Uint
65 wantErr bool
66 }{
67 {
68 name: "nil",
69 input: nil,
70 want: NewUint(0),
71 },
72 {
73 name: "valid scientific notation",
74 input: "1e4",
75 want: NewUint(10000),
76 },
77 {
78 name: "valid decimal string",
79 input: "12345",
80 want: NewUint(12345),
81 },
82 {
83 name: "valid byte slice",
84 input: []byte("12345"),
85 want: NewUint(12345),
86 },
87 {
88 name: "invalid string",
89 input: "invalid",
90 wantErr: true,
91 },
92 {
93 name: "out of range",
94 input: "115792089237316195423570985008687907853269984665640564039457584007913129639936", // 2^256
95 wantErr: true,
96 },
97 {
98 name: "unsupported type",
99 input: 123,
100 wantErr: true,
101 },
102 }
103
104 for _, tt := range tests {
105 t.Run(tt.name, func(t *testing.T) {
106 z := new(Uint)
107 err := z.Scan(tt.input)
108
109 if tt.wantErr {
110 if err == nil {
111 t.Errorf("Scan() error = %v, wantErr %v", err, tt.wantErr)
112 }
113 } else {
114 if err != nil {
115 t.Errorf("Scan() error = %v, wantErr %v", err, tt.wantErr)
116 }
117 if !z.Eq(tt.want) {
118 t.Errorf("Scan() = %v, want %v", z, tt.want)
119 }
120 }
121 })
122 }
123}
124
125func TestSetBytes(t *testing.T) {
126 tests := []struct {
127 input []byte
128 expected string
129 }{
130 {[]byte{}, "0"},
131 {[]byte{0x01}, "1"},
132 {[]byte{0x12, 0x34}, "4660"},
133 {[]byte{0x12, 0x34, 0x56}, "1193046"},
134 {[]byte{0x12, 0x34, 0x56, 0x78}, "305419896"},
135 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a}, "78187493530"},
136 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc}, "20015998343868"},
137 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde}, "5124095576030430"},
138 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0}, "1311768467463790320"},
139 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12}, "335812727670730321938"},
140 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34}, "85968058283706962416180"},
141 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56}, "22007822920628982378542166"},
142 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78}, "5634002667681019488906794616"},
143 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a}, "1442304682926340989160139421850"},
144 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc}, "369229998829143293224995691993788"},
145 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde}, "94522879700260683065598897150409950"},
146 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0}, "24197857203266734864793317670504947440"},
147 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12}, "6194651444036284125387089323649266544658"},
148 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34}, "1585830769673288736099094866854212235432500"},
149 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56}, "405972677036361916441368285914678332270720086"},
150 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78}, "103929005321308650608990281194157653061304342136"},
151 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a}, "26605825362255014555901511985704359183693911586970"},
152 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc}, "6811091292737283726310787068340315951025641366264508"},
153 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde}, "1743639370940744633935561489495120883462564189763714270"},
154 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0}, "446371678960830626287503741310750946166416432579510853360"},
155 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12}, "114271149813972640329600957775552242218602606740354778460178"},
156 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34}, "29253414352376995924377845190541374007962267325530823285805620"},
157 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56}, "7488874074208510956640728368778591746038340435335890761166238806"},
158 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78}, "1917151762997378804900026462407319486985815151445988034858557134456"},
159 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a}, "490790851327328974054406774376273788668368678770172936923790626420890"},
160 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc}, "125642457939796217357928134240326089899102381765164271852490400363748028"},
161 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde}, "32164469232587831643629602365523479014170209731882053594237542493119495390"},
162 {[]byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0}, "8234104123542484900769178205574010627627573691361805720124810878238590820080"},
163 // over 32 bytes (last 32 bytes are used)
164 {append([]byte{0xff}, []byte{0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0, 0x12, 0x34, 0x56, 0x78, 0x9a, 0xbc, 0xde, 0xf0}...), "8234104123542484900769178205574010627627573691361805720124810878238590820080"},
165 }
166
167 for _, test := range tests {
168 z := new(Uint)
169 z.SetBytes(test.input)
170 expected := MustFromDecimal(test.expected)
171 if z.Cmp(expected) != 0 {
172 t.Errorf("SetBytes(%x) = %s, expected %s", test.input, z.String(), test.expected)
173 }
174 }
175}
