Source file
src/compress/flate/huffman_bit_writer_test.go
1
2
3
4
5 package flate
6
7 import (
8 "bytes"
9 "flag"
10 "fmt"
11 "os"
12 "path/filepath"
13 "strings"
14 "testing"
15 )
16
17 var update = flag.Bool("update", false, "update reference files")
18
19
20
21
22
23 func TestBlockHuff(t *testing.T) {
24
25 match, err := filepath.Glob("testdata/huffman-*.in")
26 if err != nil {
27 t.Fatal(err)
28 }
29
30 for _, in := range match {
31 out := in
32 if strings.HasSuffix(in, ".in") {
33 out = in[:len(in)-len(".in")] + ".golden"
34 }
35 testBlockHuff(t, in, out)
36 }
37 }
38
39 func testBlockHuff(t *testing.T, in, out string) {
40 all, err := os.ReadFile(in)
41 if err != nil {
42 t.Error(err)
43 return
44 }
45 var buf bytes.Buffer
46 bw := newHuffmanBitWriter(&buf)
47 bw.writeBlockHuff(false, all)
48 bw.flush()
49 got := buf.Bytes()
50
51 want, err := os.ReadFile(out)
52 if err != nil && !*update {
53 t.Error(err)
54 return
55 }
56
57 t.Logf("Testing %q", in)
58 if !bytes.Equal(got, want) {
59 if *update {
60 if in != out {
61 t.Logf("Updating %q", out)
62 if err := os.WriteFile(out, got, 0666); err != nil {
63 t.Error(err)
64 }
65 return
66 }
67
68 t.Errorf("WARNING: -update did not rewrite input file %s", in)
69 }
70
71 t.Errorf("%q != %q (see %q)", in, out, in+".got")
72 if err := os.WriteFile(in+".got", got, 0666); err != nil {
73 t.Error(err)
74 }
75 return
76 }
77 t.Log("Output ok")
78
79
80 buf.Reset()
81 bw.reset(&buf)
82 bw.writeBlockHuff(false, all)
83 bw.flush()
84 got = buf.Bytes()
85 if !bytes.Equal(got, want) {
86 t.Errorf("after reset %q != %q (see %q)", in, out, in+".reset.got")
87 if err := os.WriteFile(in+".reset.got", got, 0666); err != nil {
88 t.Error(err)
89 }
90 return
91 }
92 t.Log("Reset ok")
93 testWriterEOF(t, "huff", huffTest{input: in}, true)
94 }
95
96 type huffTest struct {
97 tokens []token
98 input string
99 want string
100 wantNoInput string
101 }
102
103 const ml = 0x7fc00000
104
105 var writeBlockTests = []huffTest{
106 {
107 input: "testdata/huffman-null-max.in",
108 want: "testdata/huffman-null-max.%s.expect",
109 wantNoInput: "testdata/huffman-null-max.%s.expect-noinput",
110 tokens: []token{0x0, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, 0x0, 0x0},
111 },
112 {
113 input: "testdata/huffman-pi.in",
114 want: "testdata/huffman-pi.%s.expect",
115 wantNoInput: "testdata/huffman-pi.%s.expect-noinput",
116 tokens: []token{0x33, 0x2e, 0x31, 0x34, 0x31, 0x35, 0x39, 0x32, 0x36, 0x35, 0x33, 0x35, 0x38, 0x39, 0x37, 0x39, 0x33, 0x32, 0x33, 0x38, 0x34, 0x36, 0x32, 0x36, 0x34, 0x33, 0x33, 0x38, 0x33, 0x32, 0x37, 0x39, 0x35, 0x30, 0x32, 0x38, 0x38, 0x34, 0x31, 0x39, 0x37, 0x31, 0x36, 0x39, 0x33, 0x39, 0x39, 0x33, 0x37, 0x35, 0x31, 0x30, 0x35, 0x38, 0x32, 0x30, 0x39, 0x37, 0x34, 0x39, 0x34, 0x34, 0x35, 0x39, 0x32, 0x33, 0x30, 0x37, 0x38, 0x31, 0x36, 0x34, 0x30, 0x36, 0x32, 0x38, 0x36, 0x32, 0x30, 0x38, 0x39, 0x39, 0x38, 0x36, 0x32, 0x38, 0x30, 0x33, 0x34, 0x38, 0x32, 0x35, 0x33, 0x34, 0x32, 0x31, 0x31, 0x37, 0x30, 0x36, 0x37, 0x39, 0x38, 0x32, 0x31, 0x34, 0x38, 0x30, 0x38, 0x36, 0x35, 0x31, 0x33, 0x32, 0x38, 0x32, 0x33, 0x30, 0x36, 0x36, 0x34, 0x37, 0x30, 0x39, 0x33, 0x38, 0x34, 0x34, 0x36, 0x30, 0x39, 0x35, 0x35, 0x30, 0x35, 0x38, 0x32, 0x32, 0x33, 0x31, 0x37, 0x32, 0x35, 0x33, 0x35, 0x39, 0x34, 0x30, 0x38, 0x31, 0x32, 0x38, 0x34, 0x38, 0x31, 0x31, 0x31, 0x37, 0x34, 0x4040007e, 0x34, 0x31, 0x30, 0x32, 0x37, 0x30, 0x31, 0x39, 0x33, 0x38, 0x35, 0x32, 0x31, 0x31, 0x30, 0x35, 0x35, 0x35, 0x39, 0x36, 0x34, 0x34, 0x36, 0x32, 0x32, 0x39, 0x34, 0x38, 0x39, 0x35, 0x34, 0x39, 0x33, 0x30, 0x33, 0x38, 0x31, 0x40400012, 0x32, 0x38, 0x38, 0x31, 0x30, 0x39, 0x37, 0x35, 0x36, 0x36, 0x35, 0x39, 0x33, 0x33, 0x34, 0x34, 0x36, 0x40400047, 0x37, 0x35, 0x36, 0x34, 0x38, 0x32, 0x33, 0x33, 0x37, 0x38, 0x36, 0x37, 0x38, 0x33, 0x31, 0x36, 0x35, 0x32, 0x37, 0x31, 0x32, 0x30, 0x31, 0x39, 0x30, 0x39, 0x31, 0x34, 0x4040001a, 0x35, 0x36, 0x36, 0x39, 0x32, 0x33, 0x34, 0x36, 0x404000b2, 0x36, 0x31, 0x30, 0x34, 0x35, 0x34, 0x33, 0x32, 0x36, 0x40400032, 0x31, 0x33, 0x33, 0x39, 0x33, 0x36, 0x30, 0x37, 0x32, 0x36, 0x30, 0x32, 0x34, 0x39, 0x31, 0x34, 0x31, 0x32, 0x37, 0x33, 0x37, 0x32, 0x34, 0x35, 0x38, 0x37, 0x30, 0x30, 0x36, 0x36, 0x30, 0x36, 0x33, 0x31, 0x35, 0x35, 0x38, 0x38, 0x31, 0x37, 0x34, 0x38, 0x38, 0x31, 0x35, 0x32, 0x30, 0x39, 0x32, 0x30, 0x39, 0x36, 0x32, 0x38, 0x32, 0x39, 0x32, 0x35, 0x34, 0x30, 0x39, 0x31, 0x37, 0x31, 0x35, 0x33, 0x36, 0x34, 0x33, 0x36, 0x37, 0x38, 0x39, 0x32, 0x35, 0x39, 0x30, 0x33, 0x36, 0x30, 0x30, 0x31, 0x31, 0x33, 0x33, 0x30, 0x35, 0x33, 0x30, 0x35, 0x34, 0x38, 0x38, 0x32, 0x30, 0x34, 0x36, 0x36, 0x35, 0x32, 0x31, 0x33, 0x38, 0x34, 0x31, 0x34, 0x36, 0x39, 0x35, 0x31, 0x39, 0x34, 0x31, 0x35, 0x31, 0x31, 0x36, 0x30, 0x39, 0x34, 0x33, 0x33, 0x30, 0x35, 0x37, 0x32, 0x37, 0x30, 0x33, 0x36, 0x35, 0x37, 0x35, 0x39, 0x35, 0x39, 0x31, 0x39, 0x35, 0x33, 0x30, 0x39, 0x32, 0x31, 0x38, 0x36, 0x31, 0x31, 0x37, 0x404000e9, 0x33, 0x32, 0x40400009, 0x39, 0x33, 0x31, 0x30, 0x35, 0x31, 0x31, 0x38, 0x35, 0x34, 0x38, 0x30, 0x37, 0x4040010e, 0x33, 0x37, 0x39, 0x39, 0x36, 0x32, 0x37, 0x34, 0x39, 0x35, 0x36, 0x37, 0x33, 0x35, 0x31, 0x38, 0x38, 0x35, 0x37, 0x35, 0x32, 0x37, 0x32, 0x34, 0x38, 0x39, 0x31, 0x32, 0x32, 0x37, 0x39, 0x33, 0x38, 0x31, 0x38, 0x33, 0x30, 0x31, 0x31, 0x39, 0x34, 0x39, 0x31, 0x32, 0x39, 0x38, 0x33, 0x33, 0x36, 0x37, 0x33, 0x33, 0x36, 0x32, 0x34, 0x34, 0x30, 0x36, 0x35, 0x36, 0x36, 0x34, 0x33, 0x30, 0x38, 0x36, 0x30, 0x32, 0x31, 0x33, 0x39, 0x34, 0x39, 0x34, 0x36, 0x33, 0x39, 0x35, 0x32, 0x32, 0x34, 0x37, 0x33, 0x37, 0x31, 0x39, 0x30, 0x37, 0x30, 0x32, 0x31, 0x37, 0x39, 0x38, 0x40800099, 0x37, 0x30, 0x32, 0x37, 0x37, 0x30, 0x35, 0x33, 0x39, 0x32, 0x31, 0x37, 0x31, 0x37, 0x36, 0x32, 0x39, 0x33, 0x31, 0x37, 0x36, 0x37, 0x35, 0x40800232, 0x37, 0x34, 0x38, 0x31, 0x40400006, 0x36, 0x36, 0x39, 0x34, 0x30, 0x404001e7, 0x30, 0x30, 0x30, 0x35, 0x36, 0x38, 0x31, 0x32, 0x37, 0x31, 0x34, 0x35, 0x32, 0x36, 0x33, 0x35, 0x36, 0x30, 0x38, 0x32, 0x37, 0x37, 0x38, 0x35, 0x37, 0x37, 0x31, 0x33, 0x34, 0x32, 0x37, 0x35, 0x37, 0x37, 0x38, 0x39, 0x36, 0x40400129, 0x33, 0x36, 0x33, 0x37, 0x31, 0x37, 0x38, 0x37, 0x32, 0x31, 0x34, 0x36, 0x38, 0x34, 0x34, 0x30, 0x39, 0x30, 0x31, 0x32, 0x32, 0x34, 0x39, 0x35, 0x33, 0x34, 0x33, 0x30, 0x31, 0x34, 0x36, 0x35, 0x34, 0x39, 0x35, 0x38, 0x35, 0x33, 0x37, 0x31, 0x30, 0x35, 0x30, 0x37, 0x39, 0x404000ca, 0x36, 0x40400153, 0x38, 0x39, 0x32, 0x33, 0x35, 0x34, 0x404001c9, 0x39, 0x35, 0x36, 0x31, 0x31, 0x32, 0x31, 0x32, 0x39, 0x30, 0x32, 0x31, 0x39, 0x36, 0x30, 0x38, 0x36, 0x34, 0x30, 0x33, 0x34, 0x34, 0x31, 0x38, 0x31, 0x35, 0x39, 0x38, 0x31, 0x33, 0x36, 0x32, 0x39, 0x37, 0x37, 0x34, 0x40400074, 0x30, 0x39, 0x39, 0x36, 0x30, 0x35, 0x31, 0x38, 0x37, 0x30, 0x37, 0x32, 0x31, 0x31, 0x33, 0x34, 0x39, 0x40800000, 0x38, 0x33, 0x37, 0x32, 0x39, 0x37, 0x38, 0x30, 0x34, 0x39, 0x39, 0x404002da, 0x39, 0x37, 0x33, 0x31, 0x37, 0x33, 0x32, 0x38, 0x4040018a, 0x36, 0x33, 0x31, 0x38, 0x35, 0x40400301, 0x404002e8, 0x34, 0x35, 0x35, 0x33, 0x34, 0x36, 0x39, 0x30, 0x38, 0x33, 0x30, 0x32, 0x36, 0x34, 0x32, 0x35, 0x32, 0x32, 0x33, 0x30, 0x404002e3, 0x40400267, 0x38, 0x35, 0x30, 0x33, 0x35, 0x32, 0x36, 0x31, 0x39, 0x33, 0x31, 0x31, 0x40400212, 0x31, 0x30, 0x31, 0x30, 0x30, 0x30, 0x33, 0x31, 0x33, 0x37, 0x38, 0x33, 0x38, 0x37, 0x35, 0x32, 0x38, 0x38, 0x36, 0x35, 0x38, 0x37, 0x35, 0x33, 0x33, 0x32, 0x30, 0x38, 0x33, 0x38, 0x31, 0x34, 0x32, 0x30, 0x36, 0x40400140, 0x4040012b, 0x31, 0x34, 0x37, 0x33, 0x30, 0x33, 0x35, 0x39, 0x4080032e, 0x39, 0x30, 0x34, 0x32, 0x38, 0x37, 0x35, 0x35, 0x34, 0x36, 0x38, 0x37, 0x33, 0x31, 0x31, 0x35, 0x39, 0x35, 0x40400355, 0x33, 0x38, 0x38, 0x32, 0x33, 0x35, 0x33, 0x37, 0x38, 0x37, 0x35, 0x4080037f, 0x39, 0x4040013a, 0x31, 0x40400148, 0x38, 0x30, 0x35, 0x33, 0x4040018a, 0x32, 0x32, 0x36, 0x38, 0x30, 0x36, 0x36, 0x31, 0x33, 0x30, 0x30, 0x31, 0x39, 0x32, 0x37, 0x38, 0x37, 0x36, 0x36, 0x31, 0x31, 0x31, 0x39, 0x35, 0x39, 0x40400237, 0x36, 0x40800124, 0x38, 0x39, 0x33, 0x38, 0x30, 0x39, 0x35, 0x32, 0x35, 0x37, 0x32, 0x30, 0x31, 0x30, 0x36, 0x35, 0x34, 0x38, 0x35, 0x38, 0x36, 0x33, 0x32, 0x37, 0x4040009a, 0x39, 0x33, 0x36, 0x31, 0x35, 0x33, 0x40400220, 0x4080015c, 0x32, 0x33, 0x30, 0x33, 0x30, 0x31, 0x39, 0x35, 0x32, 0x30, 0x33, 0x35, 0x33, 0x30, 0x31, 0x38, 0x35, 0x32, 0x40400171, 0x40400075, 0x33, 0x36, 0x32, 0x32, 0x35, 0x39, 0x39, 0x34, 0x31, 0x33, 0x40400254, 0x34, 0x39, 0x37, 0x32, 0x31, 0x37, 0x404000de, 0x33, 0x34, 0x37, 0x39, 0x31, 0x33, 0x31, 0x35, 0x31, 0x35, 0x35, 0x37, 0x34, 0x38, 0x35, 0x37, 0x32, 0x34, 0x32, 0x34, 0x35, 0x34, 0x31, 0x35, 0x30, 0x36, 0x39, 0x4040013f, 0x38, 0x32, 0x39, 0x35, 0x33, 0x33, 0x31, 0x31, 0x36, 0x38, 0x36, 0x31, 0x37, 0x32, 0x37, 0x38, 0x40400337, 0x39, 0x30, 0x37, 0x35, 0x30, 0x39, 0x4040010d, 0x37, 0x35, 0x34, 0x36, 0x33, 0x37, 0x34, 0x36, 0x34, 0x39, 0x33, 0x39, 0x33, 0x31, 0x39, 0x32, 0x35, 0x35, 0x30, 0x36, 0x30, 0x34, 0x30, 0x30, 0x39, 0x4040026b, 0x31, 0x36, 0x37, 0x31, 0x31, 0x33, 0x39, 0x30, 0x30, 0x39, 0x38, 0x40400335, 0x34, 0x30, 0x31, 0x32, 0x38, 0x35, 0x38, 0x33, 0x36, 0x31, 0x36, 0x30, 0x33, 0x35, 0x36, 0x33, 0x37, 0x30, 0x37, 0x36, 0x36, 0x30, 0x31, 0x30, 0x34, 0x40400172, 0x38, 0x31, 0x39, 0x34, 0x32, 0x39, 0x4080041e, 0x404000ef, 0x4040028b, 0x37, 0x38, 0x33, 0x37, 0x34, 0x404004a8, 0x38, 0x32, 0x35, 0x35, 0x33, 0x37, 0x40800209, 0x32, 0x36, 0x38, 0x4040002e, 0x34, 0x30, 0x34, 0x37, 0x404001d1, 0x34, 0x404004b5, 0x4040038d, 0x38, 0x34, 0x404003a8, 0x36, 0x40c0031f, 0x33, 0x33, 0x31, 0x33, 0x36, 0x37, 0x37, 0x30, 0x32, 0x38, 0x39, 0x38, 0x39, 0x31, 0x35, 0x32, 0x40400062, 0x35, 0x32, 0x31, 0x36, 0x32, 0x30, 0x35, 0x36, 0x39, 0x36, 0x40400411, 0x30, 0x35, 0x38, 0x40400477, 0x35, 0x40400498, 0x35, 0x31, 0x31, 0x40400209, 0x38, 0x32, 0x34, 0x33, 0x30, 0x30, 0x33, 0x35, 0x35, 0x38, 0x37, 0x36, 0x34, 0x30, 0x32, 0x34, 0x37, 0x34, 0x39, 0x36, 0x34, 0x37, 0x33, 0x32, 0x36, 0x33, 0x4040043e, 0x39, 0x39, 0x32, 0x4040044b, 0x34, 0x32, 0x36, 0x39, 0x40c002c5, 0x37, 0x404001d6, 0x34, 0x4040053d, 0x4040041d, 0x39, 0x33, 0x34, 0x31, 0x37, 0x404001ad, 0x31, 0x32, 0x4040002a, 0x34, 0x4040019e, 0x31, 0x35, 0x30, 0x33, 0x30, 0x32, 0x38, 0x36, 0x31, 0x38, 0x32, 0x39, 0x37, 0x34, 0x35, 0x35, 0x35, 0x37, 0x30, 0x36, 0x37, 0x34, 0x40400135, 0x35, 0x30, 0x35, 0x34, 0x39, 0x34, 0x35, 0x38, 0x404001c5, 0x39, 0x40400051, 0x35, 0x36, 0x404001ec, 0x37, 0x32, 0x31, 0x30, 0x37, 0x39, 0x40400159, 0x33, 0x30, 0x4040010a, 0x33, 0x32, 0x31, 0x31, 0x36, 0x35, 0x33, 0x34, 0x34, 0x39, 0x38, 0x37, 0x32, 0x30, 0x32, 0x37, 0x4040011b, 0x30, 0x32, 0x33, 0x36, 0x34, 0x4040022e, 0x35, 0x34, 0x39, 0x39, 0x31, 0x31, 0x39, 0x38, 0x40400418, 0x34, 0x4040011b, 0x35, 0x33, 0x35, 0x36, 0x36, 0x33, 0x36, 0x39, 0x40400450, 0x32, 0x36, 0x35, 0x404002e4, 0x37, 0x38, 0x36, 0x32, 0x35, 0x35, 0x31, 0x404003da, 0x31, 0x37, 0x35, 0x37, 0x34, 0x36, 0x37, 0x32, 0x38, 0x39, 0x30, 0x39, 0x37, 0x37, 0x37, 0x37, 0x40800453, 0x30, 0x30, 0x30, 0x404005fd, 0x37, 0x30, 0x404004df, 0x36, 0x404003e9, 0x34, 0x39, 0x31, 0x4040041e, 0x40400297, 0x32, 0x31, 0x34, 0x37, 0x37, 0x32, 0x33, 0x35, 0x30, 0x31, 0x34, 0x31, 0x34, 0x40400643, 0x33, 0x35, 0x36, 0x404004af, 0x31, 0x36, 0x31, 0x33, 0x36, 0x31, 0x31, 0x35, 0x37, 0x33, 0x35, 0x32, 0x35, 0x40400504, 0x33, 0x34, 0x4040005b, 0x31, 0x38, 0x4040047b, 0x38, 0x34, 0x404005e7, 0x33, 0x33, 0x32, 0x33, 0x39, 0x30, 0x37, 0x33, 0x39, 0x34, 0x31, 0x34, 0x33, 0x33, 0x33, 0x34, 0x35, 0x34, 0x37, 0x37, 0x36, 0x32, 0x34, 0x40400242, 0x32, 0x35, 0x31, 0x38, 0x39, 0x38, 0x33, 0x35, 0x36, 0x39, 0x34, 0x38, 0x35, 0x35, 0x36, 0x32, 0x30, 0x39, 0x39, 0x32, 0x31, 0x39, 0x32, 0x32, 0x32, 0x31, 0x38, 0x34, 0x32, 0x37, 0x4040023e, 0x32, 0x404000ba, 0x36, 0x38, 0x38, 0x37, 0x36, 0x37, 0x31, 0x37, 0x39, 0x30, 0x40400055, 0x30, 0x40800106, 0x36, 0x36, 0x404003e7, 0x38, 0x38, 0x36, 0x32, 0x37, 0x32, 0x404006dc, 0x31, 0x37, 0x38, 0x36, 0x30, 0x38, 0x35, 0x37, 0x40400073, 0x33, 0x408002fc, 0x37, 0x39, 0x37, 0x36, 0x36, 0x38, 0x31, 0x404002bd, 0x30, 0x30, 0x39, 0x35, 0x33, 0x38, 0x38, 0x40400638, 0x33, 0x404006a5, 0x30, 0x36, 0x38, 0x30, 0x30, 0x36, 0x34, 0x32, 0x32, 0x35, 0x31, 0x32, 0x35, 0x32, 0x4040057b, 0x37, 0x33, 0x39, 0x32, 0x40400297, 0x40400474, 0x34, 0x408006b3, 0x38, 0x36, 0x32, 0x36, 0x39, 0x34, 0x35, 0x404001e5, 0x34, 0x31, 0x39, 0x36, 0x35, 0x32, 0x38, 0x35, 0x30, 0x40400099, 0x4040039c, 0x31, 0x38, 0x36, 0x33, 0x404001be, 0x34, 0x40800154, 0x32, 0x30, 0x33, 0x39, 0x4040058b, 0x34, 0x35, 0x404002bc, 0x32, 0x33, 0x37, 0x4040042c, 0x36, 0x40400510, 0x35, 0x36, 0x40400638, 0x37, 0x31, 0x39, 0x31, 0x37, 0x32, 0x38, 0x40400171, 0x37, 0x36, 0x34, 0x36, 0x35, 0x37, 0x35, 0x37, 0x33, 0x39, 0x40400101, 0x33, 0x38, 0x39, 0x40400748, 0x38, 0x33, 0x32, 0x36, 0x34, 0x35, 0x39, 0x39, 0x35, 0x38, 0x404006a7, 0x30, 0x34, 0x37, 0x38, 0x404001de, 0x40400328, 0x39, 0x4040002d, 0x36, 0x34, 0x30, 0x37, 0x38, 0x39, 0x35, 0x31, 0x4040008e, 0x36, 0x38, 0x33, 0x4040012f, 0x32, 0x35, 0x39, 0x35, 0x37, 0x30, 0x40400468, 0x38, 0x32, 0x32, 0x404002c8, 0x32, 0x4040061b, 0x34, 0x30, 0x37, 0x37, 0x32, 0x36, 0x37, 0x31, 0x39, 0x34, 0x37, 0x38, 0x40400319, 0x38, 0x32, 0x36, 0x30, 0x31, 0x34, 0x37, 0x36, 0x39, 0x39, 0x30, 0x39, 0x404004e8, 0x30, 0x31, 0x33, 0x36, 0x33, 0x39, 0x34, 0x34, 0x33, 0x4040027f, 0x33, 0x30, 0x40400105, 0x32, 0x30, 0x33, 0x34, 0x39, 0x36, 0x32, 0x35, 0x32, 0x34, 0x35, 0x31, 0x37, 0x404003b5, 0x39, 0x36, 0x35, 0x31, 0x34, 0x33, 0x31, 0x34, 0x32, 0x39, 0x38, 0x30, 0x39, 0x31, 0x39, 0x30, 0x36, 0x35, 0x39, 0x32, 0x40400282, 0x37, 0x32, 0x32, 0x31, 0x36, 0x39, 0x36, 0x34, 0x36, 0x40400419, 0x4040007a, 0x35, 0x4040050e, 0x34, 0x40800565, 0x38, 0x40400559, 0x39, 0x37, 0x4040057b, 0x35, 0x34, 0x4040049d, 0x4040023e, 0x37, 0x4040065a, 0x38, 0x34, 0x36, 0x38, 0x31, 0x33, 0x4040008c, 0x36, 0x38, 0x33, 0x38, 0x36, 0x38, 0x39, 0x34, 0x32, 0x37, 0x37, 0x34, 0x31, 0x35, 0x35, 0x39, 0x39, 0x31, 0x38, 0x35, 0x4040005a, 0x32, 0x34, 0x35, 0x39, 0x35, 0x33, 0x39, 0x35, 0x39, 0x34, 0x33, 0x31, 0x404005b7, 0x37, 0x40400012, 0x36, 0x38, 0x30, 0x38, 0x34, 0x35, 0x404002e7, 0x37, 0x33, 0x4040081e, 0x39, 0x35, 0x38, 0x34, 0x38, 0x36, 0x35, 0x33, 0x38, 0x404006e8, 0x36, 0x32, 0x404000f2, 0x36, 0x30, 0x39, 0x404004b6, 0x36, 0x30, 0x38, 0x30, 0x35, 0x31, 0x32, 0x34, 0x33, 0x38, 0x38, 0x34, 0x4040013a, 0x4040000b, 0x34, 0x31, 0x33, 0x4040030f, 0x37, 0x36, 0x32, 0x37, 0x38, 0x40400341, 0x37, 0x31, 0x35, 0x4040059b, 0x33, 0x35, 0x39, 0x39, 0x37, 0x37, 0x30, 0x30, 0x31, 0x32, 0x39, 0x40400472, 0x38, 0x39, 0x34, 0x34, 0x31, 0x40400277, 0x36, 0x38, 0x35, 0x35, 0x4040005f, 0x34, 0x30, 0x36, 0x33, 0x404008e6, 0x32, 0x30, 0x37, 0x32, 0x32, 0x40400158, 0x40800203, 0x34, 0x38, 0x31, 0x35, 0x38, 0x40400205, 0x404001fe, 0x4040027a, 0x40400298, 0x33, 0x39, 0x34, 0x35, 0x32, 0x32, 0x36, 0x37, 0x40c00496, 0x38, 0x4040058a, 0x32, 0x31, 0x404002ea, 0x32, 0x40400387, 0x35, 0x34, 0x36, 0x36, 0x36, 0x4040051b, 0x32, 0x33, 0x39, 0x38, 0x36, 0x34, 0x35, 0x36, 0x404004c4, 0x31, 0x36, 0x33, 0x35, 0x40800253, 0x40400811, 0x37, 0x404008ad, 0x39, 0x38, 0x4040045e, 0x39, 0x33, 0x36, 0x33, 0x34, 0x4040075b, 0x37, 0x34, 0x33, 0x32, 0x34, 0x4040047b, 0x31, 0x35, 0x30, 0x37, 0x36, 0x404004bb, 0x37, 0x39, 0x34, 0x35, 0x31, 0x30, 0x39, 0x4040003e, 0x30, 0x39, 0x34, 0x30, 0x404006a6, 0x38, 0x38, 0x37, 0x39, 0x37, 0x31, 0x30, 0x38, 0x39, 0x33, 0x404008f0, 0x36, 0x39, 0x31, 0x33, 0x36, 0x38, 0x36, 0x37, 0x32, 0x4040025b, 0x404001fe, 0x35, 0x4040053f, 0x40400468, 0x40400801, 0x31, 0x37, 0x39, 0x32, 0x38, 0x36, 0x38, 0x404008cc, 0x38, 0x37, 0x34, 0x37, 0x4080079e, 0x38, 0x32, 0x34, 0x4040097a, 0x38, 0x4040025b, 0x37, 0x31, 0x34, 0x39, 0x30, 0x39, 0x36, 0x37, 0x35, 0x39, 0x38, 0x404006ef, 0x33, 0x36, 0x35, 0x40400134, 0x38, 0x31, 0x4040005c, 0x40400745, 0x40400936, 0x36, 0x38, 0x32, 0x39, 0x4040057e, 0x38, 0x37, 0x32, 0x32, 0x36, 0x35, 0x38, 0x38, 0x30, 0x40400611, 0x35, 0x40400249, 0x34, 0x32, 0x37, 0x30, 0x34, 0x37, 0x37, 0x35, 0x35, 0x4040081e, 0x33, 0x37, 0x39, 0x36, 0x34, 0x31, 0x34, 0x35, 0x31, 0x35, 0x32, 0x404005fd, 0x32, 0x33, 0x34, 0x33, 0x36, 0x34, 0x35, 0x34, 0x404005de, 0x34, 0x34, 0x34, 0x37, 0x39, 0x35, 0x4040003c, 0x40400523, 0x408008e6, 0x34, 0x31, 0x4040052a, 0x33, 0x40400304, 0x35, 0x32, 0x33, 0x31, 0x40800841, 0x31, 0x36, 0x36, 0x31, 0x404008b2, 0x35, 0x39, 0x36, 0x39, 0x35, 0x33, 0x36, 0x32, 0x33, 0x31, 0x34, 0x404005ff, 0x32, 0x34, 0x38, 0x34, 0x39, 0x33, 0x37, 0x31, 0x38, 0x37, 0x31, 0x31, 0x30, 0x31, 0x34, 0x35, 0x37, 0x36, 0x35, 0x34, 0x40400761, 0x30, 0x32, 0x37, 0x39, 0x39, 0x33, 0x34, 0x34, 0x30, 0x33, 0x37, 0x34, 0x32, 0x30, 0x30, 0x37, 0x4040093f, 0x37, 0x38, 0x35, 0x33, 0x39, 0x30, 0x36, 0x32, 0x31, 0x39, 0x40800299, 0x40400345, 0x38, 0x34, 0x37, 0x408003d2, 0x38, 0x33, 0x33, 0x32, 0x31, 0x34, 0x34, 0x35, 0x37, 0x31, 0x40400284, 0x40400776, 0x34, 0x33, 0x35, 0x30, 0x40400928, 0x40400468, 0x35, 0x33, 0x31, 0x39, 0x31, 0x30, 0x34, 0x38, 0x34, 0x38, 0x31, 0x30, 0x30, 0x35, 0x33, 0x37, 0x30, 0x36, 0x404008bc, 0x4080059d, 0x40800781, 0x31, 0x40400559, 0x37, 0x4040031b, 0x35, 0x404007ec, 0x4040040c, 0x36, 0x33, 0x408007dc, 0x34, 0x40400971, 0x4080034e, 0x408003f5, 0x38, 0x4080052d, 0x40800887, 0x39, 0x40400187, 0x39, 0x31, 0x404008ce, 0x38, 0x31, 0x34, 0x36, 0x37, 0x35, 0x31, 0x4040062b, 0x31, 0x32, 0x33, 0x39, 0x40c001a9, 0x39, 0x30, 0x37, 0x31, 0x38, 0x36, 0x34, 0x39, 0x34, 0x32, 0x33, 0x31, 0x39, 0x36, 0x31, 0x35, 0x36, 0x404001ec, 0x404006bc, 0x39, 0x35, 0x40400926, 0x40400469, 0x4040011b, 0x36, 0x30, 0x33, 0x38, 0x40400a25, 0x4040016f, 0x40400384, 0x36, 0x32, 0x4040045a, 0x35, 0x4040084c, 0x36, 0x33, 0x38, 0x39, 0x33, 0x37, 0x37, 0x38, 0x37, 0x404008c5, 0x404000f8, 0x39, 0x37, 0x39, 0x32, 0x30, 0x37, 0x37, 0x33, 0x404005d7, 0x32, 0x31, 0x38, 0x32, 0x35, 0x36, 0x404007df, 0x36, 0x36, 0x404006d6, 0x34, 0x32, 0x4080067e, 0x36, 0x404006e6, 0x34, 0x34, 0x40400024, 0x35, 0x34, 0x39, 0x32, 0x30, 0x32, 0x36, 0x30, 0x35, 0x40400ab3, 0x408003e4, 0x32, 0x30, 0x31, 0x34, 0x39, 0x404004d2, 0x38, 0x35, 0x30, 0x37, 0x33, 0x40400599, 0x36, 0x36, 0x36, 0x30, 0x40400194, 0x32, 0x34, 0x33, 0x34, 0x30, 0x40400087, 0x30, 0x4040076b, 0x38, 0x36, 0x33, 0x40400956, 0x404007e4, 0x4040042b, 0x40400174, 0x35, 0x37, 0x39, 0x36, 0x32, 0x36, 0x38, 0x35, 0x36, 0x40400140, 0x35, 0x30, 0x38, 0x40400523, 0x35, 0x38, 0x37, 0x39, 0x36, 0x39, 0x39, 0x40400711, 0x35, 0x37, 0x34, 0x40400a18, 0x38, 0x34, 0x30, 0x404008b3, 0x31, 0x34, 0x35, 0x39, 0x31, 0x4040078c, 0x37, 0x30, 0x40400234, 0x30, 0x31, 0x40400be7, 0x31, 0x32, 0x40400c74, 0x30, 0x404003c3, 0x33, 0x39, 0x40400b2a, 0x40400112, 0x37, 0x31, 0x35, 0x404003b0, 0x34, 0x32, 0x30, 0x40800bf2, 0x39, 0x40400bc2, 0x30, 0x37, 0x40400341, 0x40400795, 0x40400aaf, 0x40400c62, 0x32, 0x31, 0x40400960, 0x32, 0x35, 0x31, 0x4040057b, 0x40400944, 0x39, 0x32, 0x404001b2, 0x38, 0x32, 0x36, 0x40400b66, 0x32, 0x40400278, 0x33, 0x32, 0x31, 0x35, 0x37, 0x39, 0x31, 0x39, 0x38, 0x34, 0x31, 0x34, 0x4080087b, 0x39, 0x31, 0x36, 0x34, 0x408006e8, 0x39, 0x40800b58, 0x404008db, 0x37, 0x32, 0x32, 0x40400321, 0x35, 0x404008a4, 0x40400141, 0x39, 0x31, 0x30, 0x404000bc, 0x40400c5b, 0x35, 0x32, 0x38, 0x30, 0x31, 0x37, 0x40400231, 0x37, 0x31, 0x32, 0x40400914, 0x38, 0x33, 0x32, 0x40400373, 0x31, 0x40400589, 0x30, 0x39, 0x33, 0x35, 0x33, 0x39, 0x36, 0x35, 0x37, 0x4040064b, 0x31, 0x30, 0x38, 0x33, 0x40400069, 0x35, 0x31, 0x4040077a, 0x40400d5a, 0x31, 0x34, 0x34, 0x34, 0x32, 0x31, 0x30, 0x30, 0x40400202, 0x30, 0x33, 0x4040019c, 0x31, 0x31, 0x30, 0x33, 0x40400c81, 0x40400009, 0x40400026, 0x40c00602, 0x35, 0x31, 0x36, 0x404005d9, 0x40800883, 0x4040092a, 0x35, 0x40800c42, 0x38, 0x35, 0x31, 0x37, 0x31, 0x34, 0x33, 0x37, 0x40400605, 0x4040006d, 0x31, 0x35, 0x35, 0x36, 0x35, 0x30, 0x38, 0x38, 0x404003b9, 0x39, 0x38, 0x39, 0x38, 0x35, 0x39, 0x39, 0x38, 0x32, 0x33, 0x38, 0x404001cf, 0x404009ba, 0x33, 0x4040016c, 0x4040043e, 0x404009c3, 0x38, 0x40800e05, 0x33, 0x32, 0x40400107, 0x35, 0x40400305, 0x33, 0x404001ca, 0x39, 0x4040041b, 0x39, 0x38, 0x4040087d, 0x34, 0x40400cb8, 0x37, 0x4040064b, 0x30, 0x37, 0x404000e5, 0x34, 0x38, 0x31, 0x34, 0x31, 0x40400539, 0x38, 0x35, 0x39, 0x34, 0x36, 0x31, 0x40400bc9, 0x38, 0x30},
117 },
118 {
119 input: "testdata/huffman-rand-1k.in",
120 want: "testdata/huffman-rand-1k.%s.expect",
121 wantNoInput: "testdata/huffman-rand-1k.%s.expect-noinput",
122 tokens: []token{0xf8, 0x8b, 0x96, 0x76, 0x48, 0xd, 0x85, 0x94, 0x25, 0x80, 0xaf, 0xc2, 0xfe, 0x8d, 0xe8, 0x20, 0xeb, 0x17, 0x86, 0xc9, 0xb7, 0xc5, 0xde, 0x6, 0xea, 0x7d, 0x18, 0x8b, 0xe7, 0x3e, 0x7, 0xda, 0xdf, 0xff, 0x6c, 0x73, 0xde, 0xcc, 0xe7, 0x6d, 0x8d, 0x4, 0x19, 0x49, 0x7f, 0x47, 0x1f, 0x48, 0x15, 0xb0, 0xe8, 0x9e, 0xf2, 0x31, 0x59, 0xde, 0x34, 0xb4, 0x5b, 0xe5, 0xe0, 0x9, 0x11, 0x30, 0xc2, 0x88, 0x5b, 0x7c, 0x5d, 0x14, 0x13, 0x6f, 0x23, 0xa9, 0xd, 0xbc, 0x2d, 0x23, 0xbe, 0xd9, 0xed, 0x75, 0x4, 0x6c, 0x99, 0xdf, 0xfd, 0x70, 0x66, 0xe6, 0xee, 0xd9, 0xb1, 0x9e, 0x6e, 0x83, 0x59, 0xd5, 0xd4, 0x80, 0x59, 0x98, 0x77, 0x89, 0x43, 0x38, 0xc9, 0xaf, 0x30, 0x32, 0x9a, 0x20, 0x1b, 0x46, 0x3d, 0x67, 0x6e, 0xd7, 0x72, 0x9e, 0x4e, 0x21, 0x4f, 0xc6, 0xe0, 0xd4, 0x7b, 0x4, 0x8d, 0xa5, 0x3, 0xf6, 0x5, 0x9b, 0x6b, 0xdc, 0x2a, 0x93, 0x77, 0x28, 0xfd, 0xb4, 0x62, 0xda, 0x20, 0xe7, 0x1f, 0xab, 0x6b, 0x51, 0x43, 0x39, 0x2f, 0xa0, 0x92, 0x1, 0x6c, 0x75, 0x3e, 0xf4, 0x35, 0xfd, 0x43, 0x2e, 0xf7, 0xa4, 0x75, 0xda, 0xea, 0x9b, 0xa, 0x64, 0xb, 0xe0, 0x23, 0x29, 0xbd, 0xf7, 0xe7, 0x83, 0x3c, 0xfb, 0xdf, 0xb3, 0xae, 0x4f, 0xa4, 0x47, 0x55, 0x99, 0xde, 0x2f, 0x96, 0x6e, 0x1c, 0x43, 0x4c, 0x87, 0xe2, 0x7c, 0xd9, 0x5f, 0x4c, 0x7c, 0xe8, 0x90, 0x3, 0xdb, 0x30, 0x95, 0xd6, 0x22, 0xc, 0x47, 0xb8, 0x4d, 0x6b, 0xbd, 0x24, 0x11, 0xab, 0x2c, 0xd7, 0xbe, 0x6e, 0x7a, 0xd6, 0x8, 0xa3, 0x98, 0xd8, 0xdd, 0x15, 0x6a, 0xfa, 0x93, 0x30, 0x1, 0x25, 0x1d, 0xa2, 0x74, 0x86, 0x4b, 0x6a, 0x95, 0xe8, 0xe1, 0x4e, 0xe, 0x76, 0xb9, 0x49, 0xa9, 0x5f, 0xa0, 0xa6, 0x63, 0x3c, 0x7e, 0x7e, 0x20, 0x13, 0x4f, 0xbb, 0x66, 0x92, 0xb8, 0x2e, 0xa4, 0xfa, 0x48, 0xcb, 0xae, 0xb9, 0x3c, 0xaf, 0xd3, 0x1f, 0xe1, 0xd5, 0x8d, 0x42, 0x6d, 0xf0, 0xfc, 0x8c, 0xc, 0x0, 0xde, 0x40, 0xab, 0x8b, 0x47, 0x97, 0x4e, 0xa8, 0xcf, 0x8e, 0xdb, 0xa6, 0x8b, 0x20, 0x9, 0x84, 0x7a, 0x66, 0xe5, 0x98, 0x29, 0x2, 0x95, 0xe6, 0x38, 0x32, 0x60, 0x3, 0xe3, 0x9a, 0x1e, 0x54, 0xe8, 0x63, 0x80, 0x48, 0x9c, 0xe7, 0x63, 0x33, 0x6e, 0xa0, 0x65, 0x83, 0xfa, 0xc6, 0xba, 0x7a, 0x43, 0x71, 0x5, 0xf5, 0x68, 0x69, 0x85, 0x9c, 0xba, 0x45, 0xcd, 0x6b, 0xb, 0x19, 0xd1, 0xbb, 0x7f, 0x70, 0x85, 0x92, 0xd1, 0xb4, 0x64, 0x82, 0xb1, 0xe4, 0x62, 0xc5, 0x3c, 0x46, 0x1f, 0x92, 0x31, 0x1c, 0x4e, 0x41, 0x77, 0xf7, 0xe7, 0x87, 0xa2, 0xf, 0x6e, 0xe8, 0x92, 0x3, 0x6b, 0xa, 0xe7, 0xa9, 0x3b, 0x11, 0xda, 0x66, 0x8a, 0x29, 0xda, 0x79, 0xe1, 0x64, 0x8d, 0xe3, 0x54, 0xd4, 0xf5, 0xef, 0x64, 0x87, 0x3b, 0xf4, 0xc2, 0xf4, 0x71, 0x13, 0xa9, 0xe9, 0xe0, 0xa2, 0x6, 0x14, 0xab, 0x5d, 0xa7, 0x96, 0x0, 0xd6, 0xc3, 0xcc, 0x57, 0xed, 0x39, 0x6a, 0x25, 0xcd, 0x76, 0xea, 0xba, 0x3a, 0xf2, 0xa1, 0x95, 0x5d, 0xe5, 0x71, 0xcf, 0x9c, 0x62, 0x9e, 0x6a, 0xfa, 0xd5, 0x31, 0xd1, 0xa8, 0x66, 0x30, 0x33, 0xaa, 0x51, 0x17, 0x13, 0x82, 0x99, 0xc8, 0x14, 0x60, 0x9f, 0x4d, 0x32, 0x6d, 0xda, 0x19, 0x26, 0x21, 0xdc, 0x7e, 0x2e, 0x25, 0x67, 0x72, 0xca, 0xf, 0x92, 0xcd, 0xf6, 0xd6, 0xcb, 0x97, 0x8a, 0x33, 0x58, 0x73, 0x70, 0x91, 0x1d, 0xbf, 0x28, 0x23, 0xa3, 0xc, 0xf1, 0x83, 0xc3, 0xc8, 0x56, 0x77, 0x68, 0xe3, 0x82, 0xba, 0xb9, 0x57, 0x56, 0x57, 0x9c, 0xc3, 0xd6, 0x14, 0x5, 0x3c, 0xb1, 0xaf, 0x93, 0xc8, 0x8a, 0x57, 0x7f, 0x53, 0xfa, 0x2f, 0xaa, 0x6e, 0x66, 0x83, 0xfa, 0x33, 0xd1, 0x21, 0xab, 0x1b, 0x71, 0xb4, 0x7c, 0xda, 0xfd, 0xfb, 0x7f, 0x20, 0xab, 0x5e, 0xd5, 0xca, 0xfd, 0xdd, 0xe0, 0xee, 0xda, 0xba, 0xa8, 0x27, 0x99, 0x97, 0x69, 0xc1, 0x3c, 0x82, 0x8c, 0xa, 0x5c, 0x2d, 0x5b, 0x88, 0x3e, 0x34, 0x35, 0x86, 0x37, 0x46, 0x79, 0xe1, 0xaa, 0x19, 0xfb, 0xaa, 0xde, 0x15, 0x9, 0xd, 0x1a, 0x57, 0xff, 0xb5, 0xf, 0xf3, 0x2b, 0x5a, 0x6a, 0x4d, 0x19, 0x77, 0x71, 0x45, 0xdf, 0x4f, 0xb3, 0xec, 0xf1, 0xeb, 0x18, 0x53, 0x3e, 0x3b, 0x47, 0x8, 0x9a, 0x73, 0xa0, 0x5c, 0x8c, 0x5f, 0xeb, 0xf, 0x3a, 0xc2, 0x43, 0x67, 0xb4, 0x66, 0x67, 0x80, 0x58, 0xe, 0xc1, 0xec, 0x40, 0xd4, 0x22, 0x94, 0xca, 0xf9, 0xe8, 0x92, 0xe4, 0x69, 0x38, 0xbe, 0x67, 0x64, 0xca, 0x50, 0xc7, 0x6, 0x67, 0x42, 0x6e, 0xa3, 0xf0, 0xb7, 0x6c, 0xf2, 0xe8, 0x5f, 0xb1, 0xaf, 0xe7, 0xdb, 0xbb, 0x77, 0xb5, 0xf8, 0xcb, 0x8, 0xc4, 0x75, 0x7e, 0xc0, 0xf9, 0x1c, 0x7f, 0x3c, 0x89, 0x2f, 0xd2, 0x58, 0x3a, 0xe2, 0xf8, 0x91, 0xb6, 0x7b, 0x24, 0x27, 0xe9, 0xae, 0x84, 0x8b, 0xde, 0x74, 0xac, 0xfd, 0xd9, 0xb7, 0x69, 0x2a, 0xec, 0x32, 0x6f, 0xf0, 0x92, 0x84, 0xf1, 0x40, 0xc, 0x8a, 0xbc, 0x39, 0x6e, 0x2e, 0x73, 0xd4, 0x6e, 0x8a, 0x74, 0x2a, 0xdc, 0x60, 0x1f, 0xa3, 0x7, 0xde, 0x75, 0x8b, 0x74, 0xc8, 0xfe, 0x63, 0x75, 0xf6, 0x3d, 0x63, 0xac, 0x33, 0x89, 0xc3, 0xf0, 0xf8, 0x2d, 0x6b, 0xb4, 0x9e, 0x74, 0x8b, 0x5c, 0x33, 0xb4, 0xca, 0xa8, 0xe4, 0x99, 0xb6, 0x90, 0xa1, 0xef, 0xf, 0xd3, 0x61, 0xb2, 0xc6, 0x1a, 0x94, 0x7c, 0x44, 0x55, 0xf4, 0x45, 0xff, 0x9e, 0xa5, 0x5a, 0xc6, 0xa0, 0xe8, 0x2a, 0xc1, 0x8d, 0x6f, 0x34, 0x11, 0xb9, 0xbe, 0x4e, 0xd9, 0x87, 0x97, 0x73, 0xcf, 0x3d, 0x23, 0xae, 0xd5, 0x1a, 0x5e, 0xae, 0x5d, 0x6a, 0x3, 0xf9, 0x22, 0xd, 0x10, 0xd9, 0x47, 0x69, 0x15, 0x3f, 0xee, 0x52, 0xa3, 0x8, 0xd2, 0x3c, 0x51, 0xf4, 0xf8, 0x9d, 0xe4, 0x98, 0x89, 0xc8, 0x67, 0x39, 0xd5, 0x5e, 0x35, 0x78, 0x27, 0xe8, 0x3c, 0x80, 0xae, 0x79, 0x71, 0xd2, 0x93, 0xf4, 0xaa, 0x51, 0x12, 0x1c, 0x4b, 0x1b, 0xe5, 0x6e, 0x15, 0x6f, 0xe4, 0xbb, 0x51, 0x9b, 0x45, 0x9f, 0xf9, 0xc4, 0x8c, 0x2a, 0xfb, 0x1a, 0xdf, 0x55, 0xd3, 0x48, 0x93, 0x27, 0x1, 0x26, 0xc2, 0x6b, 0x55, 0x6d, 0xa2, 0xfb, 0x84, 0x8b, 0xc9, 0x9e, 0x28, 0xc2, 0xef, 0x1a, 0x24, 0xec, 0x9b, 0xae, 0xbd, 0x60, 0xe9, 0x15, 0x35, 0xee, 0x42, 0xa4, 0x33, 0x5b, 0xfa, 0xf, 0xb6, 0xf7, 0x1, 0xa6, 0x2, 0x4c, 0xca, 0x90, 0x58, 0x3a, 0x96, 0x41, 0xe7, 0xcb, 0x9, 0x8c, 0xdb, 0x85, 0x4d, 0xa8, 0x89, 0xf3, 0xb5, 0x8e, 0xfd, 0x75, 0x5b, 0x4f, 0xed, 0xde, 0x3f, 0xeb, 0x38, 0xa3, 0xbe, 0xb0, 0x73, 0xfc, 0xb8, 0x54, 0xf7, 0x4c, 0x30, 0x67, 0x2e, 0x38, 0xa2, 0x54, 0x18, 0xba, 0x8, 0xbf, 0xf2, 0x39, 0xd5, 0xfe, 0xa5, 0x41, 0xc6, 0x66, 0x66, 0xba, 0x81, 0xef, 0x67, 0xe4, 0xe6, 0x3c, 0xc, 0xca, 0xa4, 0xa, 0x79, 0xb3, 0x57, 0x8b, 0x8a, 0x75, 0x98, 0x18, 0x42, 0x2f, 0x29, 0xa3, 0x82, 0xef, 0x9f, 0x86, 0x6, 0x23, 0xe1, 0x75, 0xfa, 0x8, 0xb1, 0xde, 0x17, 0x4a},
123 },
124 {
125 input: "testdata/huffman-rand-limit.in",
126 want: "testdata/huffman-rand-limit.%s.expect",
127 wantNoInput: "testdata/huffman-rand-limit.%s.expect-noinput",
128 tokens: []token{0x61, 0x51c00000, 0xa, 0xf8, 0x8b, 0x96, 0x76, 0x48, 0xa, 0x85, 0x94, 0x25, 0x80, 0xaf, 0xc2, 0xfe, 0x8d, 0xe8, 0x20, 0xeb, 0x17, 0x86, 0xc9, 0xb7, 0xc5, 0xde, 0x6, 0xea, 0x7d, 0x18, 0x8b, 0xe7, 0x3e, 0x7, 0xda, 0xdf, 0xff, 0x6c, 0x73, 0xde, 0xcc, 0xe7, 0x6d, 0x8d, 0x4, 0x19, 0x49, 0x7f, 0x47, 0x1f, 0x48, 0x15, 0xb0, 0xe8, 0x9e, 0xf2, 0x31, 0x59, 0xde, 0x34, 0xb4, 0x5b, 0xe5, 0xe0, 0x9, 0x11, 0x30, 0xc2, 0x88, 0x5b, 0x7c, 0x5d, 0x14, 0x13, 0x6f, 0x23, 0xa9, 0xa, 0xbc, 0x2d, 0x23, 0xbe, 0xd9, 0xed, 0x75, 0x4, 0x6c, 0x99, 0xdf, 0xfd, 0x70, 0x66, 0xe6, 0xee, 0xd9, 0xb1, 0x9e, 0x6e, 0x83, 0x59, 0xd5, 0xd4, 0x80, 0x59, 0x98, 0x77, 0x89, 0x43, 0x38, 0xc9, 0xaf, 0x30, 0x32, 0x9a, 0x20, 0x1b, 0x46, 0x3d, 0x67, 0x6e, 0xd7, 0x72, 0x9e, 0x4e, 0x21, 0x4f, 0xc6, 0xe0, 0xd4, 0x7b, 0x4, 0x8d, 0xa5, 0x3, 0xf6, 0x5, 0x9b, 0x6b, 0xdc, 0x2a, 0x93, 0x77, 0x28, 0xfd, 0xb4, 0x62, 0xda, 0x20, 0xe7, 0x1f, 0xab, 0x6b, 0x51, 0x43, 0x39, 0x2f, 0xa0, 0x92, 0x1, 0x6c, 0x75, 0x3e, 0xf4, 0x35, 0xfd, 0x43, 0x2e, 0xf7, 0xa4, 0x75, 0xda, 0xea, 0x9b, 0xa},
129 },
130 {
131 input: "testdata/huffman-shifts.in",
132 want: "testdata/huffman-shifts.%s.expect",
133 wantNoInput: "testdata/huffman-shifts.%s.expect-noinput",
134 tokens: []token{0x31, 0x30, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x52400001, 0xd, 0xa, 0x32, 0x33, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7fc00001, 0x7f400001},
135 },
136 {
137 input: "testdata/huffman-text-shift.in",
138 want: "testdata/huffman-text-shift.%s.expect",
139 wantNoInput: "testdata/huffman-text-shift.%s.expect-noinput",
140 tokens: []token{0x2f, 0x2f, 0x43, 0x6f, 0x70, 0x79, 0x72, 0x69, 0x67, 0x68, 0x74, 0x32, 0x30, 0x30, 0x39, 0x54, 0x68, 0x47, 0x6f, 0x41, 0x75, 0x74, 0x68, 0x6f, 0x72, 0x2e, 0x41, 0x6c, 0x6c, 0x40800016, 0x72, 0x72, 0x76, 0x64, 0x2e, 0xd, 0xa, 0x2f, 0x2f, 0x55, 0x6f, 0x66, 0x74, 0x68, 0x69, 0x6f, 0x75, 0x72, 0x63, 0x63, 0x6f, 0x64, 0x69, 0x67, 0x6f, 0x76, 0x72, 0x6e, 0x64, 0x62, 0x79, 0x42, 0x53, 0x44, 0x2d, 0x74, 0x79, 0x6c, 0x40400020, 0x6c, 0x69, 0x63, 0x6e, 0x74, 0x68, 0x74, 0x63, 0x6e, 0x62, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x69, 0x6e, 0x74, 0x68, 0x4c, 0x49, 0x43, 0x45, 0x4e, 0x53, 0x45, 0x66, 0x69, 0x6c, 0x2e, 0xd, 0xa, 0xd, 0xa, 0x70, 0x63, 0x6b, 0x67, 0x6d, 0x69, 0x6e, 0x4040000a, 0x69, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x22, 0x6f, 0x22, 0x4040000c, 0x66, 0x75, 0x6e, 0x63, 0x6d, 0x69, 0x6e, 0x28, 0x29, 0x7b, 0xd, 0xa, 0x9, 0x76, 0x72, 0x62, 0x3d, 0x6d, 0x6b, 0x28, 0x5b, 0x5d, 0x62, 0x79, 0x74, 0x2c, 0x36, 0x35, 0x35, 0x33, 0x35, 0x29, 0xd, 0xa, 0x9, 0x66, 0x2c, 0x5f, 0x3a, 0x3d, 0x6f, 0x2e, 0x43, 0x72, 0x74, 0x28, 0x22, 0x68, 0x75, 0x66, 0x66, 0x6d, 0x6e, 0x2d, 0x6e, 0x75, 0x6c, 0x6c, 0x2d, 0x6d, 0x78, 0x2e, 0x69, 0x6e, 0x22, 0x40800021, 0x2e, 0x57, 0x72, 0x69, 0x74, 0x28, 0x62, 0x29, 0xd, 0xa, 0x7d, 0xd, 0xa, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x58, 0x78, 0x79, 0x7a, 0x21, 0x22, 0x23, 0xc2, 0xa4, 0x25, 0x26, 0x2f, 0x3f, 0x22},
141 },
142 {
143 input: "testdata/huffman-text.in",
144 want: "testdata/huffman-text.%s.expect",
145 wantNoInput: "testdata/huffman-text.%s.expect-noinput",
146 tokens: []token{0x2f, 0x2f, 0x20, 0x43, 0x6f, 0x70, 0x79, 0x72, 0x69, 0x67, 0x68, 0x74, 0x20, 0x32, 0x30, 0x30, 0x39, 0x20, 0x54, 0x68, 0x65, 0x20, 0x47, 0x6f, 0x20, 0x41, 0x75, 0x74, 0x68, 0x6f, 0x72, 0x73, 0x2e, 0x20, 0x41, 0x6c, 0x6c, 0x20, 0x4080001e, 0x73, 0x20, 0x72, 0x65, 0x73, 0x65, 0x72, 0x76, 0x65, 0x64, 0x2e, 0xd, 0xa, 0x2f, 0x2f, 0x20, 0x55, 0x73, 0x65, 0x20, 0x6f, 0x66, 0x20, 0x74, 0x68, 0x69, 0x73, 0x20, 0x73, 0x6f, 0x75, 0x72, 0x63, 0x65, 0x20, 0x63, 0x6f, 0x64, 0x65, 0x20, 0x69, 0x73, 0x20, 0x67, 0x6f, 0x76, 0x65, 0x72, 0x6e, 0x65, 0x64, 0x20, 0x62, 0x79, 0x20, 0x61, 0x20, 0x42, 0x53, 0x44, 0x2d, 0x73, 0x74, 0x79, 0x6c, 0x65, 0x40800036, 0x6c, 0x69, 0x63, 0x65, 0x6e, 0x73, 0x65, 0x20, 0x74, 0x68, 0x61, 0x74, 0x20, 0x63, 0x61, 0x6e, 0x20, 0x62, 0x65, 0x20, 0x66, 0x6f, 0x75, 0x6e, 0x64, 0x20, 0x69, 0x6e, 0x20, 0x74, 0x68, 0x65, 0x20, 0x4c, 0x49, 0x43, 0x45, 0x4e, 0x53, 0x45, 0x20, 0x66, 0x69, 0x6c, 0x65, 0x2e, 0xd, 0xa, 0xd, 0xa, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x20, 0x6d, 0x61, 0x69, 0x6e, 0x4040000f, 0x69, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x20, 0x22, 0x6f, 0x73, 0x22, 0x4040000e, 0x66, 0x75, 0x6e, 0x63, 0x4080001b, 0x28, 0x29, 0x20, 0x7b, 0xd, 0xa, 0x9, 0x76, 0x61, 0x72, 0x20, 0x62, 0x20, 0x3d, 0x20, 0x6d, 0x61, 0x6b, 0x65, 0x28, 0x5b, 0x5d, 0x62, 0x79, 0x74, 0x65, 0x2c, 0x20, 0x36, 0x35, 0x35, 0x33, 0x35, 0x29, 0xd, 0xa, 0x9, 0x66, 0x2c, 0x20, 0x5f, 0x20, 0x3a, 0x3d, 0x20, 0x6f, 0x73, 0x2e, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x28, 0x22, 0x68, 0x75, 0x66, 0x66, 0x6d, 0x61, 0x6e, 0x2d, 0x6e, 0x75, 0x6c, 0x6c, 0x2d, 0x6d, 0x61, 0x78, 0x2e, 0x69, 0x6e, 0x22, 0x4080002a, 0x2e, 0x57, 0x72, 0x69, 0x74, 0x65, 0x28, 0x62, 0x29, 0xd, 0xa, 0x7d, 0xd, 0xa},
147 },
148 {
149 input: "testdata/huffman-zero.in",
150 want: "testdata/huffman-zero.%s.expect",
151 wantNoInput: "testdata/huffman-zero.%s.expect-noinput",
152 tokens: []token{0x30, ml, 0x4b800000},
153 },
154 {
155 input: "",
156 want: "",
157 wantNoInput: "testdata/null-long-match.%s.expect-noinput",
158 tokens: []token{0x0, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, ml, 0x41400000},
159 },
160 }
161
162
163
164 func TestWriteBlock(t *testing.T) {
165 for _, test := range writeBlockTests {
166 testBlock(t, test, "wb")
167 }
168 }
169
170
171
172 func TestWriteBlockDynamic(t *testing.T) {
173 for _, test := range writeBlockTests {
174 testBlock(t, test, "dyn")
175 }
176 }
177
178
179
180 func testBlock(t *testing.T, test huffTest, ttype string) {
181 if test.want != "" {
182 test.want = fmt.Sprintf(test.want, ttype)
183 }
184 test.wantNoInput = fmt.Sprintf(test.wantNoInput, ttype)
185 if *update {
186 if test.input != "" {
187 t.Logf("Updating %q", test.want)
188 input, err := os.ReadFile(test.input)
189 if err != nil {
190 t.Error(err)
191 return
192 }
193
194 f, err := os.Create(test.want)
195 if err != nil {
196 t.Error(err)
197 return
198 }
199 defer f.Close()
200 bw := newHuffmanBitWriter(f)
201 writeToType(t, ttype, bw, test.tokens, input)
202 }
203
204 t.Logf("Updating %q", test.wantNoInput)
205 f, err := os.Create(test.wantNoInput)
206 if err != nil {
207 t.Error(err)
208 return
209 }
210 defer f.Close()
211 bw := newHuffmanBitWriter(f)
212 writeToType(t, ttype, bw, test.tokens, nil)
213 return
214 }
215
216 if test.input != "" {
217 t.Logf("Testing %q", test.want)
218 input, err := os.ReadFile(test.input)
219 if err != nil {
220 t.Error(err)
221 return
222 }
223 want, err := os.ReadFile(test.want)
224 if err != nil {
225 t.Error(err)
226 return
227 }
228 var buf bytes.Buffer
229 bw := newHuffmanBitWriter(&buf)
230 writeToType(t, ttype, bw, test.tokens, input)
231
232 got := buf.Bytes()
233 if !bytes.Equal(got, want) {
234 t.Errorf("writeBlock did not yield expected result for file %q with input. See %q", test.want, test.want+".got")
235 if err := os.WriteFile(test.want+".got", got, 0666); err != nil {
236 t.Error(err)
237 }
238 }
239 t.Log("Output ok")
240
241
242 buf.Reset()
243 bw.reset(&buf)
244 writeToType(t, ttype, bw, test.tokens, input)
245 bw.flush()
246 got = buf.Bytes()
247 if !bytes.Equal(got, want) {
248 t.Errorf("reset: writeBlock did not yield expected result for file %q with input. See %q", test.want, test.want+".reset.got")
249 if err := os.WriteFile(test.want+".reset.got", got, 0666); err != nil {
250 t.Error(err)
251 }
252 return
253 }
254 t.Log("Reset ok")
255 testWriterEOF(t, "wb", test, true)
256 }
257 t.Logf("Testing %q", test.wantNoInput)
258 wantNI, err := os.ReadFile(test.wantNoInput)
259 if err != nil {
260 t.Error(err)
261 return
262 }
263 var buf bytes.Buffer
264 bw := newHuffmanBitWriter(&buf)
265 writeToType(t, ttype, bw, test.tokens, nil)
266
267 got := buf.Bytes()
268 if !bytes.Equal(got, wantNI) {
269 t.Errorf("writeBlock did not yield expected result for file %q with input. See %q", test.wantNoInput, test.wantNoInput+".got")
270 if err := os.WriteFile(test.want+".got", got, 0666); err != nil {
271 t.Error(err)
272 }
273 } else if got[0]&1 == 1 {
274 t.Error("got unexpected EOF")
275 return
276 }
277
278 t.Log("Output ok")
279
280
281 buf.Reset()
282 bw.reset(&buf)
283 writeToType(t, ttype, bw, test.tokens, nil)
284 bw.flush()
285 got = buf.Bytes()
286 if !bytes.Equal(got, wantNI) {
287 t.Errorf("reset: writeBlock did not yield expected result for file %q without input. See %q", test.want, test.want+".reset.got")
288 if err := os.WriteFile(test.want+".reset.got", got, 0666); err != nil {
289 t.Error(err)
290 }
291 return
292 }
293 t.Log("Reset ok")
294 testWriterEOF(t, "wb", test, false)
295 }
296
297 func writeToType(t *testing.T, ttype string, bw *huffmanBitWriter, tok []token, input []byte) {
298 switch ttype {
299 case "wb":
300 bw.writeBlock(tok, false, input)
301 case "dyn":
302 bw.writeBlockDynamic(tok, false, input)
303 default:
304 panic("unknown test type")
305 }
306
307 if bw.err != nil {
308 t.Error(bw.err)
309 return
310 }
311
312 bw.flush()
313 if bw.err != nil {
314 t.Error(bw.err)
315 return
316 }
317 }
318
319
320 func testWriterEOF(t *testing.T, ttype string, test huffTest, useInput bool) {
321 if useInput && test.input == "" {
322 return
323 }
324 var input []byte
325 if useInput {
326 var err error
327 input, err = os.ReadFile(test.input)
328 if err != nil {
329 t.Error(err)
330 return
331 }
332 }
333 var buf bytes.Buffer
334 bw := newHuffmanBitWriter(&buf)
335 switch ttype {
336 case "wb":
337 bw.writeBlock(test.tokens, true, input)
338 case "dyn":
339 bw.writeBlockDynamic(test.tokens, true, input)
340 case "huff":
341 bw.writeBlockHuff(true, input)
342 default:
343 panic("unknown test type")
344 }
345 if bw.err != nil {
346 t.Error(bw.err)
347 return
348 }
349
350 bw.flush()
351 if bw.err != nil {
352 t.Error(bw.err)
353 return
354 }
355 b := buf.Bytes()
356 if len(b) == 0 {
357 t.Error("no output received")
358 return
359 }
360 if b[0]&1 != 1 {
361 t.Errorf("block not marked with EOF for input %q", test.input)
362 return
363 }
364 t.Log("EOF ok")
365 }
366
View as plain text