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import {  assertEquals,  assertStringIncludes,} from "https://deno.land/std@0.180.0/testing/asserts.ts";
import { build, esm } from "http://localhost:8080/build";
Deno.test("build api", async (t) => {  let url = "";  let bundleUrl = "";  await t.step("build", async () => {    const ret = await fetch("http://localhost:8080/build", {      method: "POST",      headers: { "Content-Type": "application/json" },      body: JSON.stringify({        source: `/* @jsx h */          import { h } from "npm:preact@10.13.2";          import { renderToString } from "npm:preact-render-to-string@6.0.2";          export default () => renderToString(<h1>Hello world!</h1>);        `,        loader: "jsx",      }),    }).then((r) => r.json());    if (ret.error) {      throw new Error(`<${ret.error.status}> ${ret.error.message}`);    }    url = ret.url;    bundleUrl = ret.bundleUrl;    assertStringIncludes(url, "/~");    assertStringIncludes(bundleUrl, "?bundle");  });
  await t.step("import published module", async () => {    const { default: render1 } = await import(url);    const { default: render2 } = await import(bundleUrl);    assertEquals(render1(), "<h1>Hello world!</h1>");    assertEquals(render2(), "<h1>Hello world!</h1>");  });});
Deno.test("build api (with options)", async () => {  const ret = await fetch("http://localhost:8080/build", {    method: "POST",    headers: { "Content-Type": "application/json" },    body: JSON.stringify({      dependencies: {        preact: "^10.13.2",      },      source: `        export { h } from "preact";      `,      types: `        export { h } from "preact"      `,    }),  }).then((r) => r.json());  if (ret.error) {    throw new Error(`<${ret.error.status}> ${ret.error.message}`);  }
  const mod = await import(ret.url);  mod.h("h1", null, "Hello world!");  assertEquals(typeof mod.h, "function");});
Deno.test("build api (transformOnly)", async () => {  const ret = await fetch("http://localhost:8080/transform", {    method: "POST",    headers: { "Content-Type": "application/json" },    body: JSON.stringify({      source: `        const n:number = 42;      `,    }),  }).then((r) => r.json());  if (ret.error) {    throw new Error(`<${ret.error.status}> ${ret.error.message}`);  }  assertEquals(ret.code, "var n=42;\n");});
Deno.test("build api (transform with hash)", async () => {  const options = {    loader: "ts",    source: `      const n:number = 42;    `,    importMap: `{"imports":{}}`,    hash: "",  };  options.hash = await computeHash(    options.loader + options.source + options.importMap,  );  const ret = await fetch("http://localhost:8080/transform", {    method: "POST",    headers: { "Content-Type": "application/json" },    body: JSON.stringify(options),  }).then((r) => r.json());  if (ret.error) {    throw new Error(`<${ret.error.status}> ${ret.error.message}`);  }  assertEquals(ret.code, "var n=42;\n");
  const res = await fetch(`http://localhost:8080/+${options.hash}.mjs`);  assertEquals(res.status, 200);  assertEquals(await res.text(), "var n=42;\n");});
Deno.test("build api (use sdk)", async (t) => {  await t.step("use `build` function", async () => {    const ret = await build(`export default "Hello world!";`);    const { default: message } = await import(ret.url);    assertEquals(message, "Hello world!");  });
  await t.step("use `esm` tag function", async () => {    const message = "Hello world!";    const mod = await esm<{ default: string }>`export default ${      JSON.stringify(message)    };`;    assertEquals(mod.default, message);  });});
async function computeHash(input: string): Promise<string> {  const buffer = new Uint8Array(    await crypto.subtle.digest(      "SHA-1",      new TextEncoder().encode(input),    ),  );  return [...buffer].map((b) => b.toString(16).padStart(2, "0")).join("");}