Initial support for application specific overrides.

internal/prompt/shell_test.go

@@ -0,0 +1,46 @@
+// Copyright (c) 2026 Storm Dragon
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package prompt
+
+import (
+	"git.stormux.org/storm/fenrir/internal/screen"
+	"testing"
+)
+
+func TestShellDetectorRequiresFreshCursorPrompt(t *testing.T) {
+	makeScreen := func(text string, cursor int) screen.Snapshot {
+		s := screen.Snapshot{Terminal: 1, Active: true, Rows: 3, Cols: 80, Y: cursor, Cells: make([]rune, 240)}
+		for i := range s.Cells {
+			s.Cells[i] = ' '
+		}
+		copy(s.Line(1), []rune(text))
+		return s
+	}
+	for _, text := range []string{"[Username@host directory] $", "Username@host:~$", "$", "#"} {
+		var detector ShellDetector
+		detector.Observe(makeScreen("application", 1))
+		s := makeScreen(text, 1)
+		s.Generation = 1
+		if !detector.Observe(s) {
+			t.Fatal("new shell prompt missed", text)
+		}
+		if detector.Observe(s) {
+			t.Fatal("unchanged prompt repeated", text)
+		}
+	}
+	for _, text := range []string{"Password:", "Confirm? [y/n]", "<Username> $", "<Username@host> $", "press any key to continue", "Worked for 2s • 1:00 PM"} {
+		var detector ShellDetector
+		detector.Observe(makeScreen("application", 1))
+		if detector.Observe(makeScreen(text, 1)) {
+			t.Fatal("non-shell prompt", text)
+		}
+	}
+	var detector ShellDetector
+	s := makeScreen("$", 0)
+	detector.Observe(s)
+	s.Y = 1
+	if detector.Observe(s) {
+		t.Fatal("old prompt became fresh after cursor motion")
+	}
+}