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import {  assertEquals,  assertStringIncludes,} from "https://deno.land/std@0.97.0/testing/asserts.ts";import { expandFiles, main, readConfig } from "./cli.ts";
Deno.test("-h", async () => {  const status = await main(["-h"]);  assertEquals(status, 0);});
Deno.test("-v", async () => {  const status = await main(["-v"]);  assertEquals(status, 0);});
Deno.test("-i option and config reading", async () => {  const cwd = Deno.cwd();  const tmp = await Deno.makeTempDir();  let config: string;  let status: number;  let styles: string;
  // Run `twd -i`  try {    Deno.chdir(tmp);    status = await main(["-i"]);    config = await Deno.readTextFile("twd.ts");  } finally {    Deno.chdir(cwd);  }  assertEquals(status, 0);  assertStringIncludes(config, `import { Config } from`);  assertStringIncludes(config, `export const config: Config = {`);
  // Run `twd test.html -o styles.css` with config file  try {    Deno.chdir(tmp);    await Deno.writeTextFile("test.html", `<p class="text-gray-500"></p>`);    await main(["test.html", "-o", "styles.css"]);    styles = await Deno.readTextFile("styles.css");  } finally {    Deno.chdir(cwd);  }  assertStringIncludes(styles, ".text-gray-500");  assertStringIncludes(styles, "#6b7280"); // coolGray 500 (default)
  // Run `twd -i`, but twd.ts already exists  try {    Deno.chdir(tmp);    status = await main(["-i"]);  } finally {    Deno.chdir(cwd);  }  assertEquals(status, 1);});
Deno.test("use custom config", async () => {  const cwd = Deno.cwd();  const tmp = await Deno.makeTempDir();  let styles: string;  // Run `twd test.html -o styles.css` with custom config  try {    Deno.chdir(tmp);    await Deno.writeTextFile(      "test.html",      `<p class="text-gray-500 scroll-snap-x"></p>`,    );    await Deno.writeTextFile(      "twd.ts",      `/// <reference no-default-lib="true"/>/// <reference lib="deno.ns" />/// <reference lib="dom" />/// <reference lib="esnext" />import { Configuration } from "https://esm.sh/twind@0.16.13";import * as colors from "https://deno.land/x/twd@v0.4.8/colors.ts";
export const config: Configuration = {  preflight: false,  theme: {    extend: {      colors: {        gray: colors.trueGray,      },    },  },  plugins: {    'scroll-snap': (parts) => ({ 'scroll-snap-type': parts[0] }),  }};`,    );    Deno.chdir(tmp);    await main(["test.html", "-o", "styles.css"]);    styles = await Deno.readTextFile("styles.css");  } finally {    Deno.chdir(cwd);  }  assertStringIncludes(styles, "#737373"); // trueGray 500  assertStringIncludes(styles, ".scroll-snap-x{scroll-snap-type:x}"); // trueGray 500});
Deno.test("no input files", async () => {  const status = await main([]);  assertEquals(status, 1);});
Deno.test("prints to stdout", async () => {  const status = await main(["test.html"]);  assertEquals(status, 0);});
Deno.test("-o styles.css", async () => {  const tmp = await Deno.makeTempDir();  const tmpfile = tmp + "/styles.css";  const status = await main(["test.html", "-o", tmpfile]);  assertEquals(status, 0);  const styles = await Deno.readTextFile(tmpfile);  assertStringIncludes(styles, "bg-purple-500");});
Deno.test("readConfig reads config if it exists", async () => {  const tmp = await Deno.makeTempDir();  await Deno.writeTextFile(    tmp + "/twd.ts",    "export const config = { preflight: false }",  );  let config: unknown;  const cwd = Deno.cwd();  try {    Deno.chdir(tmp);    config = await readConfig();  } finally {    Deno.chdir(cwd);  }  assertEquals(config, { preflight: false });});
Deno.test("readConfig returns empty object if it does not exists", async () => {  const tmp = await Deno.makeTempDir();  let config: unknown;  const cwd = Deno.cwd();  try {    Deno.chdir(tmp);    config = await readConfig();  } finally {    Deno.chdir(cwd);  }  assertEquals(config, {});});
Deno.test("expandFiles", async () => {  const files = await expandFiles("testdata");  assertEquals(    files.sort(),    [      "testdata/foo.html",      "testdata/bar.html",      "testdata/baz.html",      "testdata/0/qux.html",    ].sort(),  );});