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
|
package caesar
import (
"testing"
)
func TestEncode(t *testing.T) {
msg := "Attack at dawn"
t.Logf("testing message %s", msg)
if Encode(msg) != "Dwwdfn dw gdzq" {
t.Fail()
}
}
func TestLong(t *testing.T) {
if testing.Short() {
t.Skip()
}
msg := "Attack at dawn"
encoded := Encode(msg)
if encoded == msg {
t.Errorf("expected ciphertext and plaintext to differ")
}
decoded := Decode(encoded)
if decoded != msg {
t.Errorf("expected recovered plaintext to match message, but got: %s", decoded)
}
}
func TestEncoderTable(t *testing.T) {
tests := []struct {
in string
out string
}{
{"abcxyz", "defabc"},
{"ABCXYZ", "DEFABC"},
{"1234567890", "4567890123"},
{"!@#$%^&*()", "!@#$%^&*()"},
}
for _, test := range tests {
result := Encode(test.in)
if result != test.out {
t.Errorf("encode %s: expected %s, got %s", test.in, test.out, result)
}
}
}
func TestEncoderIndividualTable(t *testing.T) {
tests := []struct {
name string
in string
out string
}{
{"lowers", "abcxyz", "defabc"},
{"uppers", "ABCXYZ", "DEFABC"},
{"nums", "1234567890", "4567890123"},
{"symbols", "!@#$%^&*()", "!@#$%^&*()"},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
result := Encode(test.in)
if result != test.out {
t.Fatalf("expected %s, got %s", test.out, result) // HL
}
})
}
}
func BenchmarkFailure(b *testing.B) {
b.Fail()
}
func BenchmarkEncode(b *testing.B) {
for i := 0; i < b.N; i++ {
Encode("attack at dawn")
}
}
|