first pass of merging in warp (doesn't build)

crates/galaxy_terminal/src/model/escape_sequences_test.rs

@@ -1,13 +1,10 @@
-use galaxyui::keymap::Keystroke;
-use galaxyui::platform::OperatingSystem;
-
-use crate::model::{
-    indexing::Point,
-    mouse::{MouseAction, MouseButton, MouseState},
-    TermMode,
-};
+use galaxyui_core::keymap::Keystroke;
+use galaxyui_core::platform::OperatingSystem;
 
 use super::*;
+use crate::model::indexing::Point;
+use crate::model::mouse::{MouseAction, MouseButton, MouseState};
+use crate::model::TermMode;
 
 fn validate_keystroke_test_cases<T: ModeProvider>(
     test_cases: &[(Keystroke, Vec<u8>)],
@@ -60,6 +57,19 @@ fn test_keystroke_to_c0_control_code() {
     validate_keystroke_test_cases(test_cases, &terminal_model_mock);
 }
 
+#[test]
+fn test_shift_backspace_emits_del_sequence() {
+    // Regression test: Shift+Backspace must emit DEL (0x7f), not BS (0x08).
+    // 0x08 is Ctrl+H, which readline-style TUIs interpret as backward-kill-word.
+    let test_cases: &[(Keystroke, Vec<u8>)] = &[
+        (Keystroke::parse("backspace").unwrap(), vec![C0::DEL]),
+        (Keystroke::parse("shift-backspace").unwrap(), vec![C0::DEL]),
+    ];
+
+    let terminal_model_mock = TerminalModelMock::new();
+    validate_keystroke_test_cases(test_cases, &terminal_model_mock);
+}
+
 #[test]
 fn test_mouse_actions_to_escape_sequence() {
     // Validating we produce the correct escape sequences.