route/vendor/github.com/olekukonko/tablewriter/wrap_test.go

67 lines
1.5 KiB
Go

// Copyright 2014 Oleku Konko All rights reserved.
// Use of this source code is governed by a MIT
// license that can be found in the LICENSE file.
// This module is a Table Writer API for the Go Programming Language.
// The protocols were written in pure Go and works on windows and unix systems
package tablewriter
import (
"strings"
"testing"
"github.com/mattn/go-runewidth"
)
var text = "The quick brown fox jumps over the lazy dog."
func TestWrap(t *testing.T) {
exp := []string{
"The", "quick", "brown", "fox",
"jumps", "over", "the", "lazy", "dog."}
got, _ := WrapString(text, 6)
if len(exp) != len(got) {
t.Fail()
}
}
func TestWrapOneLine(t *testing.T) {
exp := "The quick brown fox jumps over the lazy dog."
words, _ := WrapString(text, 500)
got := strings.Join(words, string(sp))
if exp != got {
t.Errorf("expected: %q, got: %q", exp, got)
}
}
func TestUnicode(t *testing.T) {
input := "Česká řeřicha"
var wordsUnicode []string
if runewidth.IsEastAsian() {
wordsUnicode, _ = WrapString(input, 14)
} else {
wordsUnicode, _ = WrapString(input, 13)
}
// input contains 13 (or 14 for CJK) runes, so it fits on one line.
if len(wordsUnicode) != 1 {
t.Fail()
}
}
func TestDisplayWidth(t *testing.T) {
input := "Česká řeřicha"
want := 13
if runewidth.IsEastAsian() {
want = 14
}
if n := DisplayWidth(input); n != want {
t.Errorf("Wants: %d Got: %d", want, n)
}
input = "\033[43;30m" + input + "\033[00m"
if n := DisplayWidth(input); n != want {
t.Errorf("Wants: %d Got: %d", want, n)
}
}