chore: refactoring and tests, splitting up files (#12495)

packages/app/src/pages/session/use-session-commands.test.ts

@@ -0,0 +1,44 @@
+import { describe, expect, test } from "bun:test"
+import { canAddSelectionContext } from "./session-command-helpers"
+
+describe("canAddSelectionContext", () => {
+  test("returns false without active tab", () => {
+    expect(
+      canAddSelectionContext({
+        active: undefined,
+        pathFromTab: () => "src/a.ts",
+        selectedLines: () => ({ start: 1, end: 1 }),
+      }),
+    ).toBe(false)
+  })
+
+  test("returns false when active tab is not a file", () => {
+    expect(
+      canAddSelectionContext({
+        active: "context",
+        pathFromTab: () => undefined,
+        selectedLines: () => ({ start: 1, end: 1 }),
+      }),
+    ).toBe(false)
+  })
+
+  test("returns false without selected lines", () => {
+    expect(
+      canAddSelectionContext({
+        active: "file://src/a.ts",
+        pathFromTab: () => "src/a.ts",
+        selectedLines: () => null,
+      }),
+    ).toBe(false)
+  })
+
+  test("returns true when file and selection exist", () => {
+    expect(
+      canAddSelectionContext({
+        active: "file://src/a.ts",
+        pathFromTab: () => "src/a.ts",
+        selectedLines: () => ({ start: 1, end: 2 }),
+      }),
+    ).toBe(true)
+  })
+})