1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
package main
import (
"bufio"
"strings"
"testing"
"github.com/google/go-cmp/cmp"
)
func TestSplitTokens(t *testing.T) {
t.Parallel()
for _, tc := range []struct {
desc string
input string
want []string
}{{
desc: "SingleWord",
input: "a",
want: []string{"a"},
}, {
desc: "SplitWords",
input: "a b c",
want: []string{"a", "b", "c"},
}, {
desc: "Star",
input: "a*b",
want: []string{"a", "", "*", "", "b"},
}, {
desc: "Background",
input: "a&b",
want: []string{"a", "&", "b"},
}, {
desc: "Pipe",
input: "a|b",
want: []string{"a", "|", "b"},
}, {
desc: "And",
input: "a&&b",
want: []string{"a", "&&", "b"},
}, {
desc: "Newline",
input: "a\n",
want: []string{"a", ";"},
}, {
desc: "CaptureOutputAsFile",
input: "a<(b)",
want: []string{"a", "<(", "b", ")"},
}, {
desc: "Substitution",
input: "a$(b)c",
want: []string{"a", "", "$(", "b", ")", "", "c"},
}, {
desc: "Comment",
input: "abc#de;fg",
want: []string{"abc"},
}, {
desc: "CommentNewline",
input: "a#b\n",
want: []string{"a", ";"},
}, {
desc: "BackslashEOF",
input: `a\`,
want: []string{`a\`},
}} {
t.Run(tc.desc, func(t *testing.T) {
scanner := bufio.NewScanner(strings.NewReader(tc.input))
scanner.Split(splitTokens())
var got []string
for scanner.Scan() {
got = append(got, scanner.Text())
}
if err := scanner.Err(); err != nil {
t.Fatalf("splitTokens failed: %s", err)
}
if diff := cmp.Diff(tc.want, got); diff != "" {
t.Errorf("splitTokens produced unexpected diff (-want +got):\n%s", diff)
}
})
}
}
func FuzzSplitTokens(f *testing.F) {
testcases := []string{"a", "a b c", "a*b", "a&b", "a|b", "a&&b", "a\n", "a<(b)", "a$(b)c", "abc#de;fg", "a#b\n", `a\`}
for _, tc := range testcases {
f.Add([]byte(tc))
}
f.Fuzz(func(t *testing.T, input []byte) {
splitTokens()(input, true)
splitTokens()(input, false)
})
}
|
