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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
import { extract, test } from "./front_matter.ts";import { assert, assertEquals, assertThrows } from "../testing/asserts.ts";
Deno.test("test valid input true", () => {  [    "---\nname: deno\n---\n",    "= yaml =\nname: deno\n= yaml =\n",    "= yaml =\nname: deno\n= yaml =\ndeno is awesome\n",  ].forEach((str) => {    assert(test(str));  });});
Deno.test("test invalid input false", () => {  [    "",    "---",    "= yaml =",    "---\n",    "= yaml =\n",    "---\nasdasdasd",  ].forEach((str) => {    assert(!test(str));  });});
Deno.test("extract type error on invalid input", () => {  [    "",    "---",    "= yaml =",    "---\n",    "= yaml =\n",    "---\nasdasdasd",  ].forEach((str) => {    assertThrows(() => extract(str), TypeError);  });});
Deno.test("parse yaml delinetead by `---`", () => {  const content = extract<    { title: string; tags: string[]; "expaned-description": string }  >(`---title: Three dashes marks the spottags:  - yaml  - front-matter  - dashesexpaned-description: with some --- crazy stuff in it---don't break---Also this shouldn't be a problem`);  assert(content !== undefined);  assertEquals(    content.frontMatter,    `title: Three dashes marks the spottags:  - yaml  - front-matter  - dashesexpaned-description: with some --- crazy stuff in it`,  );  assertEquals(    content.body,    "don't break\n---\nAlso this shouldn't be a problem\n",  );  assertEquals(content.attrs.title, "Three dashes marks the spot");  assertEquals(content.attrs.tags, ["yaml", "front-matter", "dashes"]);  assertEquals(    content.attrs["expaned-description"],    "with some --- crazy stuff in it",  );});