can1357--oh-my-pi
wehub-resource-sync
43 行
1.3 KiB
TypeScript
43 行
1.3 KiB
TypeScript
import { describe, expect, it, spyOn } from "bun:test";
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import { Command, type CommandEntry, Flags, run } from "@oh-my-pi/pi-utils/cli";
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class GoodCommand extends Command {
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static description = "prints good things";
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static flags = {
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verbose: Flags.boolean({ description: "be loud" }),
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};
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async run(): Promise<void> {}
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}
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describe("run() per-command help", () => {
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// Contract: `omp <cmd> --help` must load only the requested command module.
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// Loading the whole table would let any unrelated command whose import
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// hangs or crashes take down every per-command help invocation.
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it("loads only the requested command", async () => {
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let brokenLoads = 0;
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const commands: CommandEntry[] = [
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{ name: "good", load: async () => GoodCommand },
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{
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name: "broken",
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load: async () => {
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brokenLoads++;
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throw new Error("import-time crash");
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},
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},
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];
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const writes: string[] = [];
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const stdoutSpy = spyOn(process.stdout, "write").mockImplementation(chunk => {
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writes.push(String(chunk));
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return true;
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});
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try {
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await run({ bin: "omp", version: "0.0.0", argv: ["good", "--help"], commands });
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} finally {
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stdoutSpy.mockRestore();
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}
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expect(brokenLoads).toBe(0);
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expect(writes.join("")).toContain("prints good things");
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expect(writes.join("")).toContain("--verbose");
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});
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});
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