import { test, expect } from "bun:test";
import { mkdtempSync, writeFileSync, rmSync } from "node:fs";
import { tmpdir } from "node:os";
import { join } from "node:path";
import { runDesignCommand } from "../src/design.ts";

test("design CLI validates data, inspects provenance and compiles without modifying input", async () => {
  const directory = mkdtempSync(join(tmpdir(), "wrn-design-cli-"));
  try {
    const file = join(directory, "system.json");
    const source = JSON.stringify({
      schemaVersion: 1,
      id: "square",
      name: "Square",
      version: "1",
      tokens: { radius: { type: "dimension", value: "0", legacy: "radius-sm" } },
    });
    writeFileSync(file, source);
    expect(JSON.parse(await runDesignCommand(["validate", file])).valid).toBe(true);
    expect(JSON.parse(await runDesignCommand(["inspect", file])).tokens.radius.source).toBe(
      "square.tokens.radius",
    );
    expect(await runDesignCommand(["compile", file])).toContain("--wrn-radius-sm:0;");
    expect(await Bun.file(file).text()).toBe(source);
    await expect(runDesignCommand(["compile", file, "--unknown=x"])).rejects.toThrow(
      "WRN-DS-OPTION",
    );
    writeFileSync(file, source.replace('"0"', '"url(bad)"'));
    await expect(runDesignCommand(["validate", file])).rejects.toThrow("WRN-DS-VALUE");
  } finally {
    rmSync(directory, { recursive: true, force: true });
  }
});