import { describe, expect, it } from "vitest";
import { planGoTestFromSlashArgs } from "./plan-go-test-from-slash-args.ts";

describe("planGoTestFromSlashArgs", () => {
	const cwd = "/workspace/service";

	it("builds the default Go test plan from an empty slash-command tail", () => {
		const plan = planGoTestFromSlashArgs({ argsTail: "", cwd });

		expect(plan).toMatchObject({
			language: "go",
			cwd,
			command: "go",
			args: ["test", "-race", "./..."],
			displayCommand: "go test -race ./...",
		});
	});

	it.each([["--tags contract,e2e"], ["--tags=contract,e2e"], ["contract,e2e"]])(
		"builds a tagged Go test plan from tail %j",
		(argsTail: string) => {
			const plan = planGoTestFromSlashArgs({ argsTail, cwd });

			expect(plan).toMatchObject({
				language: "go",
				cwd,
				command: "go",
				args: ["test", "-race", "-tags=contract,e2e", "./..."],
				displayCommand: "go test -race -tags=contract,e2e ./...",
			});
		},
	);

	it.each(["--tags", "--tags="])(
		"rejects %j without a value",
		(argsTail: string) => {
			expect(() => planGoTestFromSlashArgs({ argsTail, cwd })).toThrow(/tags/i);
		},
	);

	it("rejects unsafe tags at planning level", () => {
		expect(() =>
			planGoTestFromSlashArgs({ argsTail: "--tags contract;e2e", cwd }),
		).toThrow(/tags/i);
	});
});