fix(app): scroll jitter/loop

1 files changed, 19 insertions, 0 deletions

diff --git a/packages/ui/src/components/scroll-view.test.ts b/packages/ui/src/components/scroll-view.test.ts
new file mode 100644
index 000000000..d28b51fea
--- /dev/null
+++ b/packages/ui/src/components/scroll-view.test.ts
@@ -0,0 +1,19 @@
+import { describe, expect, test } from "bun:test"
+import { scrollKey } from "./scroll-view"
+
+describe("scrollKey", () => {
+  test("maps plain navigation keys", () => {
+    expect(scrollKey({ key: "PageDown", altKey: false, ctrlKey: false, metaKey: false, shiftKey: false })).toBe(
+      "page-down",
+    )
+    expect(scrollKey({ key: "ArrowUp", altKey: false, ctrlKey: false, metaKey: false, shiftKey: false })).toBe("up")
+  })
+
+  test("ignores modified keybinds", () => {
+    expect(
+      scrollKey({ key: "ArrowDown", altKey: false, ctrlKey: false, metaKey: true, shiftKey: false }),
+    ).toBeUndefined()
+    expect(scrollKey({ key: "PageUp", altKey: false, ctrlKey: true, metaKey: false, shiftKey: false })).toBeUndefined()
+    expect(scrollKey({ key: "End", altKey: false, ctrlKey: false, metaKey: false, shiftKey: true })).toBeUndefined()
+  })
+})