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// License: GPLv3 Copyright: 2022, Kovid Goyal, <kovid at kovidgoyal.net>
package style
import (
"encoding/json"
"strings"
"testing"
)
func TestFormatWithIndent(t *testing.T) {
screen_width := 0
opts := WrapOptions{}
tx := func(text string, expected ...string) {
q := opts.Indent + strings.Join(expected, "")
actual := WrapText(text, screen_width, opts)
if actual != q {
os, _ := json.Marshal(opts)
t.Fatalf("\nFailed for: %#v\nOptions: %s\nexpected: %#v\nactual: %#v", text, os, q, actual)
}
}
opts.Indent = ""
screen_width = 4
tx("one two", "one \ntwo")
tx("a b", "a b")
screen_width = 3
tx("one tw", "one\n tw")
screen_width = 4
opts.Trim_whitespace = true
opts.Indent = "X"
tx("one two", "one\nXtwo")
tx("\x1b[2mone \x1b[mtwo", "\x1b[2mone\n\x1b[222mX\x1b[2m\x1b[mtwo")
screen_width = 3
tx("on tw", "on\nXtw")
opts.Indent = ""
opts.Trim_whitespace = false
opts.Indent = "__"
screen_width = 11
tx("testing\n\ntwo", "testing\n\n__two")
tx("testing\n \ntwo", "testing\n__ \n__two")
a := strings.Repeat("a", screen_width-len(opts.Indent)-1)
tx(a+" b", a+" \n__b")
tx("123456 \x1b[31m789a", "123456 \n__\x1b[31m789a")
tx("12 \x1b[31m789 abcd", "12 \x1b[31m789 \n\x1b[39m__\x1b[31mabcd")
tx("bb \x1b]8;;http://xyz.com\x1b\\text\x1b]8;;\x1b\\ two", "bb \x1b]8;;http://xyz.com\x1b\\text\x1b]8;;\x1b\\ \n__two")
tx("\x1b[31maaaaaa \x1b[39mbbbbbb", "\x1b[31maaaaaa \n\x1b[39m__\x1b[31m\x1b[39mbbbbbb")
tx(
"\x1b[31;4:3m\x1b]8;;XXX\x1b\\combined using\x1b]8;;\x1b\\ operators",
"\x1b[31;4:3m\x1b]8;;XXX\x1b\\combined \n\x1b[4:0;39m\x1b]8;;\x1b\\__\x1b[4:3;31m\x1b]8;;XXX\x1b\\using\x1b]8;;\x1b\\ \n\x1b[4:0;39m__\x1b[4:3;31moperators")
opts.Indent = ""
screen_width = 3
tx("one", "one")
tx("four", "fou\nr")
tx("nl\n\n", "nl\n\n")
tx("four\n\n", "fou\nr\n\n")
screen_width = 8
tx(
"\x1b[1mbold\x1b[221m no more bold",
"\x1b[1mbold\x1b[221m no \nmore \nbold",
)
}
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