1package main
 2
 3import (
 4	"path/filepath"
 5	"strings"
 6	"testing"
 7	"unicode/utf8"
 8)
 9
10func TestSanitizeFilenameTruncatesCJKOnUTF8Boundary(t *testing.T) {
11	name := strings.Repeat("文", 100) + ".txt"
12
13	got := sanitizeFilename(name)
14
15	if !utf8.ValidString(got) {
16		t.Fatalf("sanitizeFilename returned invalid UTF-8: %q", got)
17	}
18	if len(got) > 255 {
19		t.Fatalf("sanitizeFilename returned %d bytes, want at most 255", len(got))
20	}
21	if filepath.Ext(got) != ".txt" {
22		t.Fatalf("sanitizeFilename lost extension: got %q", got)
23	}
24}
25
26func TestSanitizeFilenameTruncatesEmojiOnUTF8Boundary(t *testing.T) {
27	name := strings.Repeat("🚀", 80) + ".log"
28
29	got := sanitizeFilename(name)
30
31	if !utf8.ValidString(got) {
32		t.Fatalf("sanitizeFilename returned invalid UTF-8: %q", got)
33	}
34	if len(got) > 255 {
35		t.Fatalf("sanitizeFilename returned %d bytes, want at most 255", len(got))
36	}
37	if filepath.Ext(got) != ".log" {
38		t.Fatalf("sanitizeFilename lost extension: got %q", got)
39	}
40}
41
42func TestParseGlobalFlagsEnablesLogPanel(t *testing.T) {
43	args, _, show := parseGlobalFlags([]string{"matcha", "--debug", "--logs", "--version"})
44	if !show {
45		t.Fatal("expected log panel flag to be enabled")
46	}
47	if got := strings.Join(args, " "); got != "matcha --version" {
48		t.Fatalf("args = %q, want %q", got, "matcha --version")
49	}
50}
51
52func TestParseGlobalFlagsDoesNotConsumeSubcommandFlags(t *testing.T) {
53	args, _, show := parseGlobalFlags([]string{"matcha", "send", "--logs"})
54	if show {
55		t.Fatal("did not expect log panel flag after subcommand to be consumed")
56	}
57	if got := strings.Join(args, " "); got != "matcha send --logs" {
58		t.Fatalf("args = %q, want %q", got, "matcha send --logs")
59	}
60}