Initial support for application specific overrides.

internal/terminal/application_override_linux_test.go

@@ -0,0 +1,72 @@
+// Copyright (c) 2026 Storm Dragon
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+//go:build linux && cgo
+
+package terminal
+
+import (
+	"fmt"
+	"slices"
+	"testing"
+
+	"git.stormux.org/storm/fenrir/internal/applicationoverrides/ninjam"
+	"git.stormux.org/storm/fenrir/internal/command"
+	"git.stormux.org/storm/fenrir/internal/reader"
+)
+
+// Exercise actual libvterm attribute decoding, including ncurses' monochrome
+// standout path. These are source-derived terminal writes, not a running client.
+func TestNinjamOverrideTerminalPresentation(t *testing.T) {
+	for _, monochrome := range []bool{false, true} {
+		t.Run(fmt.Sprint(monochrome), func(t *testing.T) {
+			e, err := new_emulator(24, 100)
+			if err != nil {
+				t.Fatal(err)
+			}
+			defer e.close()
+			r, a := reader.New(), &ninjam.Adapter{}
+			paint := func(selected int, volume, chat string) []string {
+				e.feed([]byte("\x1b[0m\x1b[2J\x1b[HLOCAL\x1b[2;1H"))
+				field := 0
+				for _, char := range "  master: [ ]mute [" + volume + "] | metronome: [ ]mute [0.0dB center]" {
+					if char == ']' {
+						e.feed([]byte("\x1b[0m"))
+					}
+					e.feed([]byte(string(char)))
+					if char == '[' {
+						style := "\x1b[1m"
+						if field == selected {
+							style = "\x1b[0;30;47m"
+							if monochrome {
+								style = "\x1b[0;7m"
+							}
+						}
+						e.feed([]byte(style))
+						field++
+					}
+				}
+				e.feed([]byte("\x1b[17;1HCHAT\x1b[20;1H<Username> old\x1b[21;1H" + chat + "\x1b[23;1H#####\x1b[24;1H[QUIT NINJAM] : fixture.invalid : 120.0BPM 16BPI\x1b[24;1H"))
+				s := e.snapshot(true, false)
+				var result []string
+				for _, message := range r.Update_application(s, a.Observe(s)) {
+					if message.Text != "" {
+						result = append(result, message.Text)
+					}
+				}
+				return result
+			}
+			if got := paint(0, "0.0dB center", ""); !slices.Equal(got, []string{"Master unmuted"}) {
+				t.Fatal(got)
+			}
+			r.Command(command.CurrentLine)
+			r.Note_input(true, false, false)
+			if got := paint(1, "0.0dB center", "<Username> new"); !slices.Equal(got, []string{"Master Volume and pan 0.0dB center", "<Username> new"}) {
+				t.Fatal(got)
+			}
+			if got := paint(1, "-0.5dB center", "<Username> new"); !slices.Equal(got, []string{"Master Volume and pan -0.5dB center"}) {
+				t.Fatal(got)
+			}
+		})
+	}
+}