refactor(test): share non-interactive onboarding test helpers

src/commands/onboard-non-interactive.test-helpers.ts

@@ -0,0 +1,54 @@
+import fs from "node:fs/promises";
+import type { RuntimeEnv } from "../runtime.js";
+
+type RuntimeLike = Pick<RuntimeEnv, "log" | "error" | "exit">;
+
+export type NonInteractiveRuntime = {
+  log: RuntimeLike["log"];
+  error: RuntimeLike["error"];
+  exit: RuntimeLike["exit"];
+};
+
+const NON_INTERACTIVE_DEFAULT_OPTIONS = {
+  nonInteractive: true,
+  skipHealth: true,
+  skipChannels: true,
+  json: true,
+} as const;
+
+export function createThrowingRuntime(): NonInteractiveRuntime {
+  return {
+    log: () => {},
+    error: (msg: string) => {
+      throw new Error(msg);
+    },
+    exit: (code: number) => {
+      throw new Error(`exit:${code}`);
+    },
+  };
+}
+
+export async function runNonInteractiveOnboarding(
+  options: Record<string, unknown>,
+  runtime: NonInteractiveRuntime,
+): Promise<void> {
+  const { runNonInteractiveOnboarding: run } = await import("./onboard-non-interactive.js");
+  await run(options, runtime);
+}
+
+export async function runNonInteractiveOnboardingWithDefaults(
+  runtime: NonInteractiveRuntime,
+  options: Record<string, unknown>,
+): Promise<void> {
+  await runNonInteractiveOnboarding(
+    {
+      ...NON_INTERACTIVE_DEFAULT_OPTIONS,
+      ...options,
+    },
+    runtime,
+  );
+}
+
+export async function readJsonFile<T>(filePath: string): Promise<T> {
+  return JSON.parse(await fs.readFile(filePath, "utf8")) as T;
+}