package htmlescape
import (
"testing"
"bytes"
)
func TestSafeRune(t *testing.T) {
tests := []struct{
Rune rune
ExpectedEscaped []byte
ExpectedWasEscaped bool
}{
{
Rune: '\x00', // NUL
ExpectedEscaped: []byte("�"),
ExpectedWasEscaped: true,
},
{
Rune: '\x01', // SOH
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x02', // STX
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x03', // ETX
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x04', // EOT
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x05', // ENQ
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x06', // ACK
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x07', // BEL
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x08', // BS
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x09', // HT
ExpectedEscaped: []byte(" "),
ExpectedWasEscaped: true,
},
{
Rune: '\x0A', // LF
ExpectedEscaped: []byte("
"),
ExpectedWasEscaped: true,
},
{
Rune: '\x0B', // VT
ExpectedEscaped: []byte(" "),
ExpectedWasEscaped: true,
},
{
Rune: '\x0C', // FF
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x0D', // CR
ExpectedEscaped: []byte("
"),
ExpectedWasEscaped: true,
},
{
Rune: '\x0E', // SO
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x0F', // SI
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x10', // DLE
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x11', // DC1
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x12', // DC2
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x13', // DC3
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x14', // DC4
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x15', // NAK
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x16', // SYN
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x17', // ETB
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x18', // CAN
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x19', // EM
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x1A', // SUB
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x1B', // ESC
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x1C', // FS
ExpectedEscaped: []byte(" "),
ExpectedWasEscaped: true,
},
{
Rune: '\x1D', // GS
ExpectedEscaped: []byte(" "),
ExpectedWasEscaped: true,
},
{
Rune: '\x1E', // RS
ExpectedEscaped: []byte(" "),
ExpectedWasEscaped: true,
},
{
Rune: '\x1F', // US
ExpectedEscaped: []byte(" "),
ExpectedWasEscaped: true,
},
{
Rune: ' ', // 0x20
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '!', // 0x21
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '"', // 0x22 == 34
ExpectedEscaped: []byte("""), // """
ExpectedWasEscaped: true,
},
{
Rune: '#', // 0x23
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '$', // 0x24
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '%', // 0x25
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '&', // 0x26
ExpectedEscaped: []byte("&"),
ExpectedWasEscaped: true,
},
{
Rune: '\'', // 0x27
ExpectedEscaped: []byte("'"),
ExpectedWasEscaped: true,
},
{
Rune: '(', // 0x28
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: ')', // 0x29
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '*', // 0x2A
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '+', // 0x2B
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: ',', // 0x2C
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '-', // 0x2D
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '.', // 0x2E
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '/', // 0x2F
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '0', // 0x30
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '1', // 0x31
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '2', // 0x32
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '3', // 0x33
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '4', // 0x34
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '5', // 0x35
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '6', // 0x36
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '7', // 0x37
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '8', // 0x38
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '9', // 0x39
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: ':', // 0x3A
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: ';', // 0x3B
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '<', // 0x3C
ExpectedEscaped: []byte("<"),
ExpectedWasEscaped: true,
},
{
Rune: '=', // 0x3D
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '>', // 0x3E
ExpectedEscaped: []byte(">"),
ExpectedWasEscaped: true,
},
{
Rune: '?', // 0x3F
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '@', // 0x40
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'A', // 0x41
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'B', // 0x42
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'C', // 0x43
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'D', // 0x44
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'E', // 0x45
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'F', // 0x46
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'G', // 0x47
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'H', // 0x48
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'I', // 0x49
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'J', // 0x4A
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'K', // 0x4B
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'L', // 0x4C
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'M', // 0x4D
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'N', // 0x4E
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'O', // 0x4F
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'P', // 0x5
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'Q', // 0x51
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'R', // 0x52
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'S', // 0x53
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'T', // 0x54
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'U', // 0x55
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'V', // 0x56
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'W', // 0x57
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'X', // 0x58
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'Y', // 0x59
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'Z', // 0x5A
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '[', // 0x5B
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\\', // 0x5C
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: ']', // 0x5D
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '^', // 0x5E
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '_', // 0x5F
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '`', // 0x60
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'a', // 0x61
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'b', // 0x62
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'c', // 0x63
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'd', // 0x64
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'e', // 0x65
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'f', // 0x66
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'g', // 0x67
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'h', // 0x68
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'i', // 0x69
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'j', // 0x6A
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'k', // 0x6B
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'l', // 0x6C
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'm', // 0x6D
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'n', // 0x6E
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'o', // 0x6F
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'p', // 0x70
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'q', // 0x71
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'r', // 0x72
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 's', // 0x73
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 't', // 0x74
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'u', // 0x75
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'v', // 0x76
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'w', // 0x77
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'x', // 0x78
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'y', // 0x79
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: 'z', // 0x7A
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '{', // 0x7B
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '|', // 0x7C
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '}', // 0x7D
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '~', // 0x7E
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\x7F', // DEL
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x80', // PAD
ExpectedEscaped: []byte("€"),
ExpectedWasEscaped: true,
},
{
Rune: '\x81', // HOP
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x82', // BPH
ExpectedEscaped: []byte("‚"),
ExpectedWasEscaped: true,
},
{
Rune: '\x83', // NBH
ExpectedEscaped: []byte("ƒ"),
ExpectedWasEscaped: true,
},
{
Rune: '\x84', // IND
ExpectedEscaped: []byte("„"),
ExpectedWasEscaped: true,
},
{
Rune: '\x85', // NEL
ExpectedEscaped: []byte("…"),
ExpectedWasEscaped: true,
},
{
Rune: '\x86', // SSA
ExpectedEscaped: []byte("†"),
ExpectedWasEscaped: true,
},
{
Rune: '\x87', // ESA
ExpectedEscaped: []byte("‡"),
ExpectedWasEscaped: true,
},
{
Rune: '\x88', // HTS
ExpectedEscaped: []byte("ˆ"),
ExpectedWasEscaped: true,
},
{
Rune: '\x89', // HTJ
ExpectedEscaped: []byte("‰"),
ExpectedWasEscaped: true,
},
{
Rune: '\x8A', // VTS
ExpectedEscaped: []byte("Š"),
ExpectedWasEscaped: true,
},
{
Rune: '\x8B', // PLD
ExpectedEscaped: []byte("‹"),
ExpectedWasEscaped: true,
},
{
Rune: '\x8C', // PLU
ExpectedEscaped: []byte("Œ"),
ExpectedWasEscaped: true,
},
{
Rune: '\x8D', // RI
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x8E', // SS2
ExpectedEscaped: []byte("Ž"),
ExpectedWasEscaped: true,
},
{
Rune: '\x8F', // SS3
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x90', // DCS
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x91', // PU1
ExpectedEscaped: []byte("‘"),
ExpectedWasEscaped: true,
},
{
Rune: '\x92', // PU2
ExpectedEscaped: []byte("’"),
ExpectedWasEscaped: true,
},
{
Rune: '\x93', // STS
ExpectedEscaped: []byte("“"),
ExpectedWasEscaped: true,
},
{
Rune: '\x94', // CCH
ExpectedEscaped: []byte("”"),
ExpectedWasEscaped: true,
},
{
Rune: '\x95', // MW
ExpectedEscaped: []byte("•"),
ExpectedWasEscaped: true,
},
{
Rune: '\x96', // SPA
ExpectedEscaped: []byte("–"),
ExpectedWasEscaped: true,
},
{
Rune: '\x97', // EPA
ExpectedEscaped: []byte("—"),
ExpectedWasEscaped: true,
},
{
Rune: '\x98', // SOS
ExpectedEscaped: []byte("˜"),
ExpectedWasEscaped: true,
},
{
Rune: '\x99', // SGC (SGCI)
ExpectedEscaped: []byte("™"),
ExpectedWasEscaped: true,
},
{
Rune: '\x9A', // SCI
ExpectedEscaped: []byte("š"),
ExpectedWasEscaped: true,
},
{
Rune: '\x9B', // CSI
ExpectedEscaped: []byte("›"),
ExpectedWasEscaped: true,
},
{
Rune: '\x9C', // ST
ExpectedEscaped: []byte("œ"),
ExpectedWasEscaped: true,
},
{
Rune: '\x9D', // OSC
ExpectedEscaped: []byte(""),
ExpectedWasEscaped: true,
},
{
Rune: '\x9E', // PM
ExpectedEscaped: []byte("ž"),
ExpectedWasEscaped: true,
},
{
Rune: '\x9F', // APC
ExpectedEscaped: []byte("Ÿ"),
ExpectedWasEscaped: true,
},
{
Rune: '\u00A0',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A1',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A2',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A3',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A4',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A5',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A6',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A7',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A8',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00A9',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00AA',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00AB',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00AC',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00AD',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00AE',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00AF',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B0',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B1',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B2',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B3',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B4',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B5',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B6',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B7',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B8',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00B9',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00BA',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00BB',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00BC',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00BD',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00BE',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00BF',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
{
Rune: '\u00C0',
ExpectedEscaped: nil,
ExpectedWasEscaped: false,
},
}
for testNumber, test := range tests {
actualEscaped, actuallyWasEscaped := safeRune(test.Rune)
{
expected := test.ExpectedWasEscaped
actual := actuallyWasEscaped
if expected != actual {
t.Errorf("For test #%d, the actual value for was-escaped is not what was expected." , testNumber)
t.Logf("EXPECTED: %t", expected)
t.Logf("ACTUAL: %t", actual)
t.Logf("RUNE: %q (%U)", test.Rune, test.Rune)
continue
}
}
{
expected := test.ExpectedEscaped
actual := actualEscaped
if !bytes.Equal(expected, actual) {
t.Errorf("For test #%d, the actual escaped-rune is not what was expected.", testNumber)
t.Logf("EXPECTED: %q", expected)
t.Logf("ACTUAL: %q", actual)
t.Logf("RUNE: %q (%U)", test.Rune, test.Rune)
continue
}
}
}
}