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encoder_test.go
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encoder_test.go
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package gpt3encoder
import (
"testing"
"github.com/samber/lo"
"github.com/stretchr/testify/assert"
)
func TestBytesToUnicode(t *testing.T) {
is := assert.New(t)
// Most useful test E.V.E.R ^^
want := map[byte]string{
0: "Ā",
1: "ā",
2: "Ă",
3: "ă",
4: "Ą",
5: "ą",
6: "Ć",
7: "ć",
8: "Ĉ",
9: "ĉ",
10: "Ċ",
11: "ċ",
12: "Č",
13: "č",
14: "Ď",
15: "ď",
16: "Đ",
17: "đ",
18: "Ē",
19: "ē",
20: "Ĕ",
21: "ĕ",
22: "Ė",
23: "ė",
24: "Ę",
25: "ę",
26: "Ě",
27: "ě",
28: "Ĝ",
29: "ĝ",
30: "Ğ",
31: "ğ",
32: "Ġ",
33: "!",
34: "\"",
35: "#",
36: "$",
37: "%",
38: "&",
39: "'",
40: "(",
41: ")",
42: "*",
43: "+",
44: ",",
45: "-",
46: ".",
47: "/",
48: "0",
49: "1",
50: "2",
51: "3",
52: "4",
53: "5",
54: "6",
55: "7",
56: "8",
57: "9",
58: ":",
59: ";",
60: "<",
61: "=",
62: ">",
63: "?",
64: "@",
65: "A",
66: "B",
67: "C",
68: "D",
69: "E",
70: "F",
71: "G",
72: "H",
73: "I",
74: "J",
75: "K",
76: "L",
77: "M",
78: "N",
79: "O",
80: "P",
81: "Q",
82: "R",
83: "S",
84: "T",
85: "U",
86: "V",
87: "W",
88: "X",
89: "Y",
90: "Z",
91: "[",
92: "\\",
93: "]",
94: "^",
95: "_",
96: "`",
97: "a",
98: "b",
99: "c",
100: "d",
101: "e",
102: "f",
103: "g",
104: "h",
105: "i",
106: "j",
107: "k",
108: "l",
109: "m",
110: "n",
111: "o",
112: "p",
113: "q",
114: "r",
115: "s",
116: "t",
117: "u",
118: "v",
119: "w",
120: "x",
121: "y",
122: "z",
123: "{",
124: "|",
125: "}",
126: "~",
127: "ġ",
128: "Ģ",
129: "ģ",
130: "Ĥ",
131: "ĥ",
132: "Ħ",
133: "ħ",
134: "Ĩ",
135: "ĩ",
136: "Ī",
137: "ī",
138: "Ĭ",
139: "ĭ",
140: "Į",
141: "į",
142: "İ",
143: "ı",
144: "IJ",
145: "ij",
146: "Ĵ",
147: "ĵ",
148: "Ķ",
149: "ķ",
150: "ĸ",
151: "Ĺ",
152: "ĺ",
153: "Ļ",
154: "ļ",
155: "Ľ",
156: "ľ",
157: "Ŀ",
158: "ŀ",
159: "Ł",
160: "ł",
161: "¡",
162: "¢",
163: "£",
164: "¤",
165: "¥",
166: "¦",
167: "§",
168: "¨",
169: "©",
170: "ª",
171: "«",
172: "¬",
173: "Ń",
174: "®",
175: "¯",
176: "°",
177: "±",
178: "²",
179: "³",
180: "´",
181: "µ",
182: "¶",
183: "·",
184: "¸",
185: "¹",
186: "º",
187: "»",
188: "¼",
189: "½",
190: "¾",
191: "¿",
192: "À",
193: "Á",
194: "Â",
195: "Ã",
196: "Ä",
197: "Å",
198: "Æ",
199: "Ç",
200: "È",
201: "É",
202: "Ê",
203: "Ë",
204: "Ì",
205: "Í",
206: "Î",
207: "Ï",
208: "Ð",
209: "Ñ",
210: "Ò",
211: "Ó",
212: "Ô",
213: "Õ",
214: "Ö",
215: "×",
216: "Ø",
217: "Ù",
218: "Ú",
219: "Û",
220: "Ü",
221: "Ý",
222: "Þ",
223: "ß",
224: "à",
225: "á",
226: "â",
227: "ã",
228: "ä",
229: "å",
230: "æ",
231: "ç",
232: "è",
233: "é",
234: "ê",
235: "ë",
236: "ì",
237: "í",
238: "î",
239: "ï",
240: "ð",
241: "ñ",
242: "ò",
243: "ó",
244: "ô",
245: "õ",
246: "ö",
247: "÷",
248: "ø",
249: "ù",
250: "ú",
251: "û",
252: "ü",
253: "ý",
254: "þ",
255: "ÿ",
}
got := bytesToUnicode()
is.EqualValues(want, got)
}
func TestNewEncoder_bpeRank(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
is.EqualValues(49830, encoder.bpeRank[lo.T2("c", "rim")])
is.EqualValues(49880, encoder.bpeRank[lo.T2("Ġdispens", "ary")])
is.EqualValues(49905, encoder.bpeRank[lo.T2("ĠAm", "p")])
}
func TestNewEncoder_encoder(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
is.EqualValues(50225, encoder.encoder["Ġreclaimed"])
is.EqualValues(50145, encoder.encoder["headers"])
is.EqualValues(50256, encoder.encoder["<|endoftext|>"])
}
func TestNewEncoder_decoder(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
is.EqualValues("Ġreclaimed", encoder.decoder[50225])
is.EqualValues("headers", encoder.decoder[50145])
is.EqualValues("<|endoftext|>", encoder.decoder[50256])
}
func TestNewEncoder_splitToken(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
want := []string{
"hello",
" 👋",
" world",
" 🌍",
" This",
" is",
" a",
" long",
" string",
" to",
" test",
" whether",
" or",
" not",
" the",
" emoji",
" issue",
" was",
" fixed",
"!",
}
got, err := encoder.splitToken("hello 👋 world 🌍 This is a long string to test whether or not the emoji issue was fixed!")
is.EqualValues(want, got)
is.Nil(err)
}
func TestGetPairs(t *testing.T) {
is := assert.New(t)
words := [][]string{
{"h", "e", "l", "l", "o"},
{"he", "l", "l", "o"},
{"hel", "l", "o"},
{"hell", "o"},
{"hello"},
{"Ġ", "ð", "Ł", "ij", "ĭ"},
{"Ġ", "w", "o", "r", "l", "d"},
{"Ġ", "ð", "Ł", "Į", "į"},
{"Ġ", "T", "h", "i", "s"},
{"Ġ", "i", "s"},
{"Ġ", "a"},
{"Ġ", "l", "o", "n", "g"},
{"Ġ", "s", "t", "r", "i", "n", "g"},
{"Ġ", "t", "o"},
{"Ġ", "t", "e", "s", "t"},
{"Ġ", "w", "h", "e", "t", "h", "e", "r"},
{"Ġ", "o", "r"},
{"Ġ", "n", "o", "t"},
{"Ġ", "t", "h", "e"},
{"Ġ", "e", "m", "o", "j", "i"},
{"Ġ", "i", "s", "s", "u", "e"},
{"Ġ", "w", "a", "s"},
{"Ġ", "f", "i", "x", "e", "d"},
{"!"},
}
wants := [][]lo.Tuple2[string, string]{
{lo.T2("h", "e"), lo.T2("e", "l"), lo.T2("l", "l"), lo.T2("l", "o")},
{lo.T2("he", "l"), lo.T2("l", "l"), lo.T2("l", "o")},
{lo.T2("hel", "l"), lo.T2("l", "o")},
{lo.T2("hell", "o")},
{},
{lo.T2("Ġ", "ð"), lo.T2("ð", "Ł"), lo.T2("Ł", "ij"), lo.T2("ij", "ĭ")},
{lo.T2("Ġ", "w"), lo.T2("w", "o"), lo.T2("o", "r"), lo.T2("r", "l"), lo.T2("l", "d")},
{lo.T2("Ġ", "ð"), lo.T2("ð", "Ł"), lo.T2("Ł", "Į"), lo.T2("Į", "į")},
{lo.T2("Ġ", "T"), lo.T2("T", "h"), lo.T2("h", "i"), lo.T2("i", "s")},
{lo.T2("Ġ", "i"), lo.T2("i", "s")},
{lo.T2("Ġ", "a")},
{lo.T2("Ġ", "l"), lo.T2("l", "o"), lo.T2("o", "n"), lo.T2("n", "g")},
{lo.T2("Ġ", "s"), lo.T2("s", "t"), lo.T2("t", "r"), lo.T2("r", "i"), lo.T2("i", "n"), lo.T2("n", "g")},
{lo.T2("Ġ", "t"), lo.T2("t", "o")},
{lo.T2("Ġ", "t"), lo.T2("t", "e"), lo.T2("e", "s"), lo.T2("s", "t")},
{lo.T2("Ġ", "w"), lo.T2("w", "h"), lo.T2("h", "e"), lo.T2("e", "t"), lo.T2("t", "h"), lo.T2("e", "r")},
{lo.T2("Ġ", "o"), lo.T2("o", "r")},
{lo.T2("Ġ", "n"), lo.T2("n", "o"), lo.T2("o", "t")},
{lo.T2("Ġ", "t"), lo.T2("t", "h"), lo.T2("h", "e")},
{lo.T2("Ġ", "e"), lo.T2("e", "m"), lo.T2("m", "o"), lo.T2("o", "j"), lo.T2("j", "i")},
{lo.T2("Ġ", "i"), lo.T2("i", "s"), lo.T2("s", "s"), lo.T2("s", "u"), lo.T2("u", "e")},
{lo.T2("Ġ", "w"), lo.T2("w", "a"), lo.T2("a", "s")},
{lo.T2("Ġ", "f"), lo.T2("f", "i"), lo.T2("i", "x"), lo.T2("x", "e"), lo.T2("e", "d")},
{},
}
for i := range words {
want := wants[i]
got := getPairs(words[i])
is.EqualValues(want, got, i)
}
got := getPairs([]string{"hello"})
is.EqualValues([]lo.Tuple2[string, string]{}, got)
}
func TestNewEncoder_bpe(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
cases := []lo.Tuple2[string, string]{
lo.T2("hello", "hello"),
lo.T2("ĠðŁijĭ", "ĠðŁij ĭ"),
lo.T2("Ġworld", "Ġworld"),
lo.T2("ĠðŁĮį", "ĠðŁ Į į"),
lo.T2("ĠThis", "ĠThis"),
lo.T2("Ġis", "Ġis"),
lo.T2("Ġa", "Ġa"),
lo.T2("Ġlong", "Ġlong"),
lo.T2("Ġstring", "Ġstring"),
lo.T2("Ġto", "Ġto"),
lo.T2("Ġtest", "Ġtest"),
lo.T2("Ġwhether", "Ġwhether"),
lo.T2("Ġor", "Ġor"),
lo.T2("Ġnot", "Ġnot"),
lo.T2("Ġthe", "Ġthe"),
lo.T2("Ġemoji", "Ġemoji"),
lo.T2("Ġissue", "Ġissue"),
lo.T2("Ġwas", "Ġwas"),
lo.T2("Ġfixed", "Ġfixed"),
}
for _, c := range cases {
got := encoder.bpe(c.A)
want := c.B
is.EqualValues(want, got)
}
}
func TestNewEncoder_encode(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
want := []int{31373, 995, 770, 318, 257, 890, 4731, 284, 1332, 1771, 393, 407, 262, 44805, 2071, 373, 5969, 0}
got, err := encoder.Encode("hello world This is a long string to test whether or not the emoji issue was fixed!")
is.EqualValues(want, got)
is.Nil(err)
want = []int{31373, 50169, 233, 995, 12520, 234, 235, 770, 318, 257, 890, 4731, 284, 1332, 1771, 393, 407, 262, 44805, 2071, 373, 5969, 0}
got, err = encoder.Encode("hello 👋 world 🌍 This is a long string to test whether or not the emoji issue was fixed!")
is.EqualValues(want, got)
is.Nil(err)
}
func TestNewEncoder_decode(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
want := "hello world This is a long string to test whether or not the emoji issue was fixed!"
got := encoder.Decode([]int{31373, 995, 770, 318, 257, 890, 4731, 284, 1332, 1771, 393, 407, 262, 44805, 2071, 373, 5969, 0})
is.EqualValues(want, got)
want = "hello 👋 world 🌍 This is a long string to test whether or not the emoji issue was fixed!"
got = encoder.Decode([]int{31373, 50169, 233, 995, 12520, 234, 235, 770, 318, 257, 890, 4731, 284, 1332, 1771, 393, 407, 262, 44805, 2071, 373, 5969, 0})
is.EqualValues(want, got)
}
func TestNewEncoder_e2e(t *testing.T) {
is := assert.New(t)
encoder, err := NewEncoder()
is.Nil(err)
cases := []lo.Tuple2[string, []int]{
// lo.T2("", []int{}), // @TODO
lo.T2(" ", []int{220}),
lo.T2("\t", []int{197}),
lo.T2("This is some text", []int{1212, 318, 617, 2420}),
lo.T2("indivisible", []int{521, 452, 12843}),
lo.T2("hello 👋 world 🌍", []int{31373, 50169, 233, 995, 12520, 234, 235}),
lo.T2("hello, 世界", []int{31373, 11, 220, 10310, 244, 45911, 234}),
}
for _, c := range cases {
encoded, err := encoder.Encode(c.A)
is.Nil(err)
is.EqualValues(c.B, encoded, c.A)
result := encoder.Decode(encoded)
is.EqualValues(c.A, result, c.A)
}
}