bubbles/textinput/textinput_test.go

134 lines
3.4 KiB
Go

package textinput
import (
"fmt"
"strconv"
"strings"
"testing"
tea "charm.land/bubbletea/v2"
"github.com/charmbracelet/x/ansi"
)
func Test_CurrentSuggestion(t *testing.T) {
textinput := New()
textinput.ShowSuggestions = true
suggestion := textinput.CurrentSuggestion()
expected := ""
if suggestion != expected {
t.Fatalf("Error: expected no current suggestion but was %s", suggestion)
}
textinput.SetSuggestions([]string{"test1", "test2", "test3"})
suggestion = textinput.CurrentSuggestion()
expected = ""
if suggestion != expected {
t.Fatalf("Error: expected no current suggestion but was %s", suggestion)
}
textinput.SetValue("test")
textinput.updateSuggestions()
textinput.nextSuggestion()
suggestion = textinput.CurrentSuggestion()
expected = "test2"
if suggestion != expected {
t.Fatalf("Error: expected first suggestion but was %s", suggestion)
}
textinput.Blur()
if strings.HasSuffix(textinput.View(), "test2") {
t.Fatalf("Error: suggestions should not be rendered when input isn't focused. expected \"> test\" but got \"%s\"", textinput.View())
}
}
func Test_SlicingOutsideCap(t *testing.T) {
textinput := New()
textinput.Placeholder = "作業ディレクトリを指定してください"
textinput.SetWidth(32)
textinput.View()
}
func TestChinesePlaceholder(t *testing.T) {
textinput := New()
textinput.Placeholder = "输入消息..."
textinput.SetWidth(20)
got := ansi.Strip(textinput.View())
expected := "> 输入消息... "
if got != expected {
t.Fatalf("expected %q but got %q", expected, got)
}
}
func TestPlaceholderTruncate(t *testing.T) {
textinput := New()
textinput.Placeholder = "A very long placeholder, or maybe not so much"
textinput.SetWidth(10)
got := ansi.Strip(textinput.View())
expected := "> A very lo…"
if got != expected {
t.Fatalf("expected %q but got %q", expected, got)
}
}
func TestEmojiPlaceholder(t *testing.T) {
textinput := New()
textinput.Placeholder = "🤔scope"
textinput.SetWidth(20)
got := textinput.View()
if strings.ContainsRune(got, '\x00') {
t.Fatalf("expected placeholder view without null bytes, got %q", got)
}
if ansi.Strip(got) != "> 🤔scope " {
t.Fatalf("unexpected emoji placeholder rendering: %q", ansi.Strip(got))
}
}
func ExampleValidateFunc() {
creditCardNumber := New()
creditCardNumber.Placeholder = "4505 **** **** 1234"
creditCardNumber.Focus()
creditCardNumber.CharLimit = 20
creditCardNumber.SetWidth(30)
creditCardNumber.Prompt = ""
// This anonymous function is a valid function for ValidateFunc.
creditCardNumber.Validate = func(s string) error {
// Credit Card Number should a string less than 20 digits
// It should include 16 integers and 3 spaces
if len(s) > 16+3 {
return fmt.Errorf("CCN is too long")
}
if len(s) == 0 || len(s)%5 != 0 && (s[len(s)-1] < '0' || s[len(s)-1] > '9') {
return fmt.Errorf("CCN is invalid")
}
// The last digit should be a number unless it is a multiple of 4 in which
// case it should be a space
if len(s)%5 == 0 && s[len(s)-1] != ' ' {
return fmt.Errorf("CCN must separate groups with spaces")
}
// The remaining digits should be integers
c := strings.ReplaceAll(s, " ", "")
_, err := strconv.ParseInt(c, 10, 64)
return err
}
}
func keyPress(key rune) tea.Msg {
return tea.KeyPressMsg{Code: key, Text: string(key)}
}
func sendString(m Model, str string) Model {
for _, k := range str {
m, _ = m.Update(keyPress(k))
}
return m
}