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import { assertSnapshot } from "../deps/snapshot.ts";import lume from "../mod.ts";import { basename, fromFileUrl, join } from "../deps/path.ts";import { DeepPartial } from "../core/utils/object.ts";
import type { Writer } from "../core/writer.ts";import type { default as Site, SiteOptions } from "../core/site.ts";import type { SourceMap } from "../plugins/source_maps.ts";
const cwUrl = import.meta.resolve("./");const cwd = fromFileUrl(import.meta.resolve("./"));
export function getPath(path: string): string {  return join(cwd, path);}
class TestWriter implements Writer {  savePages() {    return Promise.resolve([]);  }
  copyFiles() {    return Promise.resolve([]);  }
  clear() {    return Promise.resolve();  }
  removeFiles() {    return Promise.resolve();  }}
/** Create a new lume site using the "assets" path as cwd */export function getSite(  options: DeepPartial<SiteOptions> = {},  pluginOptions = {},): Site {  options.cwd = getPath("assets");
  const site = lume(options, pluginOptions, false);  site.writer = new TestWriter();
  return site;}
/** Returns a generated page by src path */export function getPage(site: Site, path: string) {  const page = site.pages.find((page) => page.src.path === path);
  if (!page) {    throw new Error(`Page "${path}" not found`);  }
  return page;}
/** Build a site and print errors */export async function build(site: Site) {  try {    await site.build();  } catch (error) {    console.error(Deno.inspect(error, { colors: true }));    throw error;  }}
function normalizeValue(  content: unknown[] | Uint8Array | string | undefined,  options: SiteSnapshotOptions,): string {  if (content === undefined) {    return "undefined";  }
  if (typeof content === "string") {    // Normalize line ending for Windows    return content      .replaceAll("\r\n", "\n")      .replaceAll(/base64,[^"]+/g, "base64,(...)");  }
  if (content instanceof Uint8Array) {    if (options.avoidBinaryFilesLength) {      return `Uint8Array()`;    }    return `Uint8Array(${content.length})`;  }
  return `Array(${content.length})`;}function normalizeSourceMap(content: string) {  const sourceMap: SourceMap = JSON.parse(content);  sourceMap.sourceRoot = sourceMap.sourceRoot    ? basename(sourceMap.sourceRoot)    : undefined;  sourceMap.file = sourceMap.file ? basename(sourceMap.file) : undefined;  sourceMap.sources = sourceMap.sources.map((source: string) =>    basename(source)  );  return JSON.stringify(sourceMap);}
interface SiteSnapshotOptions {  avoidBinaryFilesLength?: boolean;}
export async function assertSiteSnapshot(  context: Deno.TestContext,  site: Site,  options: SiteSnapshotOptions = {},) {  const { pages, files } = site;
  // To-do: test site configuration  await assertSnapshot(    context,    {      formats: Array.from(site.formats.entries.values()).map((format) => {        return {          ...format,          engines: format.engines?.length,        };      }),      src: Array.from(site.fs.entries.keys()).sort(),    },  );
  // Sort pages and files alphabetically  pages.sort((a, b) =>    compare(a.src.path, b.src.path) || compare(a.outputPath, b.outputPath)  );  files.sort((a, b) => compare(a.entry.path, b.entry.path));
  // Normalize data of the pages  const normalizedPages = pages.map((page) => {    const isSourceMap = page.outputPath.endsWith(".map");    return {      data: Object.fromEntries(        Object.entries(page.data).map(([key, value]) => {          switch (typeof value) {            case "string":              if (isSourceMap && key === "content") {                return [key, normalizeSourceMap(value)];              }              return [key, normalizeValue(value, options)];            case "undefined":              return [key, normalizeValue(value, options)];            case "number":            case "boolean":              return [key, value];            case "object":              if (value === null) {                return [key, null];              }              if (Array.isArray(value) || value instanceof Uint8Array) {                return [key, normalizeValue(value, options)];              }              if (value instanceof Map || value instanceof Set) {                return [key, [...value.keys()].sort(compare)];              }              return [key, Object.keys(value)];            case "function":              return [key, value.name];            case "symbol":              return [key, value.toString()];            case "bigint":              return [key, `${value}n`];            default:              throw new Error(`Unknown type "${typeof value}"`);          }        }).sort((a, b) => a[0].localeCompare(b[0])),      ),      content: isSourceMap        ? normalizeSourceMap(page.content as string)        : normalizeValue(page.content, options),      src: {        path: page.src.path,        ext: page.src.ext,        remote: page.src.entry?.flags.has("remote")          ? page.sourcePath.replace(cwUrl, "")          : undefined,        asset: page.src.asset,      },    };  });
  const normalizedFiles = files.map((file) => {    return {      ...file,      entry: file.entry.path,      flags: [...file.entry.flags],    };  });
  // Test static files  await assertSnapshot(context, normalizedFiles);  await assertSnapshot(context, normalizedPages);}
function compare(a: string, b: string): number {  return a > b ? 1 : a < b ? -1 : 0;}