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* feat(reminder): wip lexer * feat(reminder): proper lexer function * feat(reminder): handler * feat(reminder): proper handler * test(reminder): set global timezone to UTC * feat: register reminder on main program
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| package reminder | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "errors" | ||
| "fmt" | ||
| "strconv" | ||
| "strings" | ||
| ) | ||
|
|
||
| var ErrParseClock = errors.New("parse clock") | ||
|
|
||
| func ParseClock(s string) (hour int, minute int, err error) { | ||
| scanner := bufio.NewScanner(strings.NewReader(s)) | ||
| scanner.Split(bufio.ScanRunes) | ||
|
|
||
| var colonMark bool | ||
| var s_hour string | ||
| var s_minute string | ||
| for scanner.Scan() { | ||
| t := scanner.Text() | ||
| if t == ":" { | ||
| colonMark = true | ||
| continue | ||
| } | ||
|
|
||
| if !colonMark { | ||
| s_hour += t | ||
| } else { | ||
| s_minute += t | ||
| } | ||
| } | ||
|
|
||
| hour, err = strconv.Atoi(s_hour) | ||
| if err != nil { | ||
| return | ||
| } | ||
|
|
||
| minute, err = strconv.Atoi(s_minute) | ||
| if err != nil { | ||
| return | ||
| } | ||
|
|
||
| if hour >= 24 { | ||
| err = fmt.Errorf("%w: invalid hour, exceeds 24", ErrParseClock) | ||
| return | ||
| } | ||
|
|
||
| if hour < 0 { | ||
| err = fmt.Errorf("%w: invalid hour, negative number", ErrParseClock) | ||
| return | ||
| } | ||
|
|
||
| if minute >= 60 { | ||
| err = fmt.Errorf("%w: invalid minute, exceeds 60", ErrParseClock) | ||
| return | ||
| } | ||
|
|
||
| if minute < 0 { | ||
| err = fmt.Errorf("%w: invalid minute, negative number", ErrParseClock) | ||
| return | ||
| } | ||
|
|
||
| return | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,107 @@ | ||
| package reminder_test | ||
|
|
||
| import ( | ||
| "errors" | ||
| "strconv" | ||
| "testing" | ||
|
|
||
| "github.com/teknologi-umum/captcha/reminder" | ||
| ) | ||
|
|
||
| func TestParseClock(t *testing.T) { | ||
| testCases := []struct { | ||
| name string | ||
| input string | ||
| expectHour int | ||
| expectMinute int | ||
| expectError error | ||
| }{ | ||
| { | ||
| name: "happy case 1", | ||
| input: "00:00", | ||
| expectHour: 0, | ||
| expectMinute: 0, | ||
| expectError: nil, | ||
| }, | ||
| { | ||
| name: "happy case 2", | ||
| input: "23:59", | ||
| expectHour: 23, | ||
| expectMinute: 59, | ||
| expectError: nil, | ||
| }, | ||
| { | ||
| name: "happy case 3", | ||
| input: "05:05", | ||
| expectHour: 5, | ||
| expectMinute: 5, | ||
| expectError: nil, | ||
| }, | ||
| { | ||
| name: "happy case 4", | ||
| input: "20:20", | ||
| expectHour: 20, | ||
| expectMinute: 20, | ||
| expectError: nil, | ||
| }, | ||
| { | ||
| name: "hour is not a number", | ||
| input: "abc:00", | ||
| expectHour: 0, | ||
| expectMinute: 0, | ||
| expectError: strconv.ErrSyntax, | ||
| }, | ||
| { | ||
| name: "minute is not a number", | ||
| input: "15:abc", | ||
| expectHour: 15, | ||
| expectMinute: 0, | ||
| expectError: strconv.ErrSyntax, | ||
| }, | ||
| { | ||
| name: "hour exceeds 24", | ||
| input: "30:20", | ||
| expectHour: 30, | ||
| expectMinute: 20, | ||
| expectError: reminder.ErrParseClock, | ||
| }, | ||
| { | ||
| name: "hour negative number", | ||
| input: "-12:20", | ||
| expectHour: -12, | ||
| expectMinute: 20, | ||
| expectError: reminder.ErrParseClock, | ||
| }, | ||
| { | ||
| name: "minute exceeds 60", | ||
| input: "20:90", | ||
| expectHour: 20, | ||
| expectMinute: 90, | ||
| expectError: reminder.ErrParseClock, | ||
| }, | ||
| { | ||
| name: "minute negative number", | ||
| input: "00:-123", | ||
| expectHour: 0, | ||
| expectMinute: -123, | ||
| expectError: reminder.ErrParseClock, | ||
| }, | ||
| } | ||
|
|
||
| for _, testCase := range testCases { | ||
| t.Run(testCase.name, func(t *testing.T) { | ||
| hour, minute, err := reminder.ParseClock(testCase.input) | ||
| if hour != testCase.expectHour { | ||
| t.Errorf("expecting hour to be %d, got %d", testCase.expectHour, hour) | ||
| } | ||
|
|
||
| if minute != testCase.expectMinute { | ||
| t.Errorf("expecting minute to be %d, got %d", testCase.expectMinute, minute) | ||
| } | ||
|
|
||
| if !errors.Is(err, testCase.expectError) { | ||
| t.Errorf("expecting error to be %v, got %v", testCase.expectError, err) | ||
| } | ||
| }) | ||
| } | ||
| } |
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