/**
 * Copyright (c) 2026, Salesforce, Inc.,
 * All rights reserved.
 * For full license text, see the LICENSE.txt file
 */

import { describe, expect, it } from "vitest";
import { makeSession } from "../../__tests__/helpers/schema.js";
import { formatHelp, formatNextSteps, QUERY_COMMANDS } from "../query-commands.js";

describe("query-commands", () => {
	describe("command registry", () => {
		it("lists all expected commands", () => {
			const names = QUERY_COMMANDS.map((c) => c.name);
			for (const expected of [
				"pwd",
				"ls",
				"cd",
				"select",
				"drop",
				"set",
				"alias",
				"var",
				"show",
				"check",
				"run",
				"help",
				"interactive",
			]) {
				expect(names).toContain(expected);
			}
		});

		it("every command spec has a non-empty summary and usage", () => {
			for (const spec of QUERY_COMMANDS) {
				expect(spec.summary.length).toBeGreaterThan(0);
				expect(spec.usage.length).toBeGreaterThan(0);
			}
		});
	});

	describe("formatHelp", () => {
		it("with no topic returns a full listing", () => {
			const help = formatHelp();
			expect(help).toContain("pwd");
			expect(help).toContain("select");
			expect(help).toContain("interactive");
			expect(help).toContain("Run `help <subcommand>`");
		});

		it("with known topic returns usage and examples", () => {
			const help = formatHelp("set");
			expect(help).toContain("set");
			expect(help).toContain("Usage:");
			expect(help).toContain("Examples:");
		});

		it("with unknown topic returns an error message", () => {
			const help = formatHelp("nonexistent_command");
			expect(help).toContain("Unknown help topic");
		});
	});

	describe("formatNextSteps", () => {
		it("returns next-step hints for each key command", () => {
			const session = makeSession();
			for (const cmd of ["new", "ls", "cd", "select", "set", "var", "show", "check"]) {
				const output = formatNextSteps({ sessionId: session.id, command: cmd, session });
				expect(output).toContain("Next steps:");
				expect(output).toContain("graphiti query");
			}
		});
	});
});