88bd3ee9ca
Allows for robust patching of formatting into already formatted text. Without this it is not possible to turn off bold without affecting existing dim and vice versa.
53 lines
1.5 KiB
Go
53 lines
1.5 KiB
Go
// License: GPLv3 Copyright: 2022, Kovid Goyal, <kovid at kovidgoyal.net>
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package style
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import (
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"fmt"
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"testing"
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)
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var _ = fmt.Print
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func TestANSIStyleContext(t *testing.T) {
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var ctx = Context{AllowEscapeCodes: false}
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sprint := ctx.SprintFunc("bold")
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if sprint("test") != "test" {
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t.Fatal("AllowEscapeCodes=false not respected")
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}
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ctx.AllowEscapeCodes = true
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if sprint("test") == "test" {
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t.Fatal("AllowEscapeCodes=true not respected")
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}
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}
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func TestANSIStyleSprint(t *testing.T) {
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var ctx = Context{AllowEscapeCodes: true}
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test := func(spec string, prefix string, suffix string) {
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actual := ctx.SprintFunc(spec)(" ")
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expected := prefix + " " + suffix
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if actual != expected {
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t.Fatalf("Formatting with spec: %s failed expected != actual: %#v != %#v", spec, expected, actual)
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}
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}
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test("", "", "")
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test("bold", "\x1b[1m", "\x1b[221m")
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test("bold fg=red u=curly", "\x1b[1;4:3;31m", "\x1b[221;4:0;39m")
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test("fg=123", "\x1b[38:5:123m", "\x1b[39m")
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test("fg=15", "\x1b[97m", "\x1b[39m")
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test("bg=15", "\x1b[107m", "\x1b[49m")
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test("fg=#123", "\x1b[38:2:17:34:51m", "\x1b[39m")
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test("fg=rgb:1/2/3", "\x1b[38:2:1:2:3m", "\x1b[39m")
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test("bg=123", "\x1b[48:5:123m", "\x1b[49m")
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test("uc=123", "\x1b[58:5:123m", "\x1b[59m")
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test("uc=1", "\x1b[58:5:1m", "\x1b[59m")
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actual := ctx.UrlFunc("u=curly uc=cyan")("http://moo.com", "___")
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expected := "\x1b[4:3;58:5:6m\x1b]8;;http://moo.com\x1b\\___\x1b]8;;\x1b\\\x1b[4:0;59m"
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if actual != expected {
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t.Fatalf("Formatting URL failed expected != actual: %#v != %#v", expected, actual)
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}
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}
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