linberg
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unpack_string
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ещё больше тестов

This commit is contained in:
Илья Смышляев 2023-11-05 05:22:54 +03:00
parent c7f4da6c44
commit 927c33af1f
2 changed files with 12 additions and 8 deletions
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14
unpack.go
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@ -38,6 +38,13 @@ func Unpack(str string) (string, error) {
if unicode.IsDigit(char) {
currentState = number
numOfRepeat, _ = strconv.Atoi(string(char))
repStr, err := repeatRune(runeArray[i-1], numOfRepeat)
if err != nil {
res := result.String()
result.Reset()
result.WriteString(res[0 : len(res)-1])
}
result.WriteString(repStr)
} else if char == '\\' {
currentState = escape
} else {
@ -48,13 +55,6 @@ func Unpack(str string) (string, error) {
if unicode.IsDigit(char) {
return "", ErrInvalidString
}
repStr, err := repeatRune(runeArray[i-2], numOfRepeat)
if err != nil {
res := result.String()
result.Reset()
result.WriteString(res[0 : len(res)-1])
}
result.WriteString(repStr)
currentState = start
result.WriteRune(char)
case escape:

6
unpack_test.go
View File

@ -16,6 +16,10 @@ func TestUnpack(t *testing.T) {
{input: "abccd", expected: "abccd"},
{input: "", expected: ""},
{input: "aaa0b", expected: "aab"},
{input: "a2", expected: "aa"},
{input: "aa", expected: "aa"},
{input: "a", expected: "a"},
{input: "d\n5abc", expected: "d\n\n\n\n\nabc"},
{input: `qwe\4\5`, expected: `qwe45`},
{input: `qwe\45`, expected: `qwe44444`},
{input: `qwe\\5`, expected: `qwe\\\\\`},
@ -33,7 +37,7 @@ func TestUnpack(t *testing.T) {
}
func TestUnpackInvalidString(t *testing.T) {
invalidStrings := []string{"3abc", "45", "aaa10b"}
invalidStrings := []string{"3abc", "45", "aaa10b", "1"}
for _, tc := range invalidStrings {
tc := tc
t.Run(tc, func(t *testing.T) {