test(custom-modes): make YAML edge case tests path-agnostic on Windows by normalizing fs paths

Author: roomote

src/core/config/__tests__/CustomModesManager.yamlEdgeCases.spec.ts

@@ -16,6 +16,12 @@ import { GlobalFileNames } from "../../../shared/globalFileNames"
 
 import { CustomModesManager } from "../CustomModesManager"
 
+// Normalize paths for cross-platform (strip drive letter, unify separators)
+const normalizePathForTest = (p: string) =>
+	String(p)
+		.replace(/^[A-Za-z]:/i, "")
+		.replace(/\\/g, "/")
+
 vi.mock("vscode", () => ({
 	workspace: {
 		workspaceFolders: [],
@@ -44,8 +50,11 @@ describe("CustomModesManager - YAML Edge Cases", () => {
 
 	// Helper function to reduce duplication in fs.readFile mocks
 	const mockFsReadFile = (files: Record<string, string>) => {
-		;(fs.readFile as Mock).mockImplementation(async (path: string) => {
-			if (files[path]) return files[path]
+		;(fs.readFile as Mock).mockImplementation(async (p: string) => {
+			const needle = normalizePathForTest(p)
+			for (const [k, v] of Object.entries(files)) {
+				if (normalizePathForTest(k) === needle) return v
+			}
 			throw new Error("File not found")
 		})
 	}
@@ -68,12 +77,13 @@ describe("CustomModesManager - YAML Edge Cases", () => {
 		;(vscode.workspace as any).workspaceFolders = mockWorkspaceFolders
 		;(vscode.workspace.onDidSaveTextDocument as Mock).mockReturnValue({ dispose: vi.fn() })
 		;(getWorkspacePath as Mock).mockReturnValue("/mock/workspace")
-		;(fileExistsAtPath as Mock).mockImplementation(async (path: string) => {
-			return path === mockSettingsPath || path === mockRoomodes
+		;(fileExistsAtPath as Mock).mockImplementation(async (p: string) => {
+			const np = normalizePathForTest(p)
+			return np === normalizePathForTest(mockSettingsPath) || np === normalizePathForTest(mockRoomodes)
 		})
 		;(fs.mkdir as Mock).mockResolvedValue(undefined)
-		;(fs.readFile as Mock).mockImplementation(async (path: string) => {
-			if (path === mockSettingsPath) {
+		;(fs.readFile as Mock).mockImplementation(async (p: string) => {
+			if (normalizePathForTest(p) === normalizePathForTest(mockSettingsPath)) {
 				return yaml.stringify({ customModes: [] })
 			}
 			throw new Error("File not found")