Add e2e test for secrets in OS keychain

src/test/e2e/secrets.test.ts

@@ -0,0 +1,37 @@
+import { spawnSync } from "node:child_process"
+import os from "node:os"
+import { expect } from "@playwright/test"
+import { CredentialStorage } from "../../core/storage/credential"
+import { e2e } from "./utils/helpers"
+
+function hasCommand(cmd: string): boolean {
+	if (process.platform === "win32") return true
+	const result = spawnSync("sh", ["-c", `command -v ${cmd}`], { stdio: "ignore" })
+	return result.status === 0
+}
+
+e2e("Secrets - keychain get/store/delete via CredentialStorage", async () => {
+	const platform = os.platform()
+
+	if ((platform === "darwin" && !hasCommand("security")) || (platform === "linux" && !hasCommand("secret-tool"))) {
+		console.warn("Skipping: required OS credential tool not available")
+		return
+	}
+
+	const store = new CredentialStorage()
+	const key = `e2e_secret_${Date.now()}`
+	const value = "test-secret"
+
+	// Ensure clean slate
+	try {
+		await store.delete(key)
+	} catch {}
+
+	await store.store(key, value)
+	const fetched = await store.get(key)
+	expect(fetched).toBe(value)
+
+	await store.delete(key)
+	const afterDelete = await store.get(key)
+	expect(afterDelete).toBeUndefined()
+})