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blog_test.ts
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blog_test.ts
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// Copyright 2022 the Deno authors. All rights reserved. MIT license.
import { configureBlog, createBlogHandler, redirects } from "./blog.tsx";
import {
assert,
assertEquals,
assertStringIncludes,
} from "https://deno.land/std@0.193.0/testing/asserts.ts";
import { fromFileUrl, join } from "https://deno.land/std@0.193.0/path/mod.ts";
const BLOG_URL = new URL("./testdata/main.js", import.meta.url).href;
const TESTDATA_PATH = fromFileUrl(new URL("./testdata/", import.meta.url));
const BLOG_SETTINGS = await configureBlog(BLOG_URL, false, {
author: "The author",
title: "Test blog",
description: "This is some description.",
lang: "en-GB",
middlewares: [
redirects({
"/to_second": "second",
"/to_second_with_slash": "/second",
"/external_redirect": "https://example.com",
"second.html": "second",
}),
],
readtime: true,
});
const CONN_INFO = {
localAddr: {
transport: "tcp" as const,
hostname: "0.0.0.0",
port: 8000,
},
remoteAddr: {
transport: "tcp" as const,
hostname: "0.0.0.0",
port: 8001,
},
};
const blogHandler = createBlogHandler(BLOG_SETTINGS);
const testHandler = (req: Request): Response | Promise<Response> => {
return blogHandler(req, CONN_INFO);
};
Deno.test("index page", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/" />`,
);
assertStringIncludes(body, `Test blog`);
assertStringIncludes(body, `This is some description.`);
assertStringIncludes(body, `href="/first"`);
assertStringIncludes(body, `href="/second"`);
});
Deno.test("posts/ first", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/first"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/first" />`,
);
assertStringIncludes(body, `First post`);
assertStringIncludes(body, `The author`);
assertStringIncludes(body, `<time dateTime="2022-03-20T00:00:00.000Z">`);
assertStringIncludes(body, `<img src="first/hello.png" />`);
assertStringIncludes(body, `<p>Lorem Ipsum is simply dummy text`);
assertStringIncludes(body, `$100, $200, $300, $400, $500`);
assertStringIncludes(body, `min read`);
});
Deno.test("posts/ first (check canonical with params)", async () => {
const resp = await testHandler(
new Request("https://blog.deno.dev/first?foo=bar"),
);
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/first" />`,
);
});
Deno.test("posts/ second", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/second"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/second" />`,
);
assertStringIncludes(body, `Second post`);
assertStringIncludes(body, `CUSTOM AUTHOR NAME`);
assertStringIncludes(body, `<time dateTime="2022-05-02T00:00:00.000Z">`);
assertStringIncludes(body, `<img src="second/hello2.png" />`);
assertStringIncludes(body, `<p>Lorem Ipsum is simply dummy text`);
});
Deno.test("posts/ third", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/third"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/third" />`,
);
assertStringIncludes(body, `Third post`);
assertStringIncludes(body, `CUSTOM AUTHOR NAME`);
assertStringIncludes(body, `<time dateTime="2022-08-19T00:00:00.000Z">`);
assertStringIncludes(body, `<iframe width="560" height="315"`);
assertStringIncludes(body, `<p>Lorem Ipsum is simply dummy text`);
});
Deno.test("posts/ fourth", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/fourth"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/fourth" />`,
);
assertStringIncludes(body, `Fourth post`);
assertStringIncludes(
body,
`<time dateTime="2023-01-30T00:00:00.000Z">`,
);
assertStringIncludes(
body,
`<button onclick="alert('hi!')">Click me!!!!!!</button>`,
);
});
Deno.test("posts/ seventh", async () => {
const resp = await testHandler(
new Request("https://blog.deno.dev/uses-pathname"),
);
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/uses-pathname" />`,
);
assertStringIncludes(body, `seventh post`);
assertStringIncludes(body, `<time dateTime="2022-05-02T00:00:00.000Z">`);
assertStringIncludes(body, `<p>Lorem Ipsum is simply dummy text`);
});
Deno.test("posts/ 中文", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/中文"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/%E4%B8%AD%E6%96%87" />`,
);
assertStringIncludes(body, `中文`);
assertStringIncludes(body, `<p>你好，世界！`);
});
Deno.test("posts/ sixth", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/sixth"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(
body,
`<a class="text-bluegray-500 font-bold" href="/?tag=sample">#sample</a>`,
);
assertStringIncludes(
body,
`<a class="text-bluegray-500 font-bold" href="/?tag=tags">#tags</a>`,
);
assertStringIncludes(body, `<html lang="en-GB">`);
assertStringIncludes(
body,
`<link rel="canonical" href="https://blog.deno.dev/sixth" />`,
);
assertStringIncludes(body, `Sixth post`);
assertStringIncludes(body, `<time dateTime="2023-08-17T00:00:00.000Z">`);
assertStringIncludes(body, `Tags make it easier for readers`);
});
Deno.test("posts/ trailing slash redirects", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/second/"));
assert(resp);
assertEquals(resp.status, 307);
assertEquals(resp.headers.get("location"), "https://blog.deno.dev/second");
await resp.text();
});
Deno.test("external redirects", async () => {
const resp = await testHandler(
new Request("https://blog.deno.dev/external_redirect"),
);
assert(resp);
assertEquals(resp.status, 307);
assertEquals(resp.headers.get("location"), "https://example.com");
await resp.text();
});
Deno.test("redirect map", async () => {
{
const resp = await testHandler(
new Request("https://blog.deno.dev/second.html"),
);
assert(resp);
assertEquals(resp.status, 307);
assertEquals(resp.headers.get("location"), "/second");
await resp.text();
}
{
const resp = await testHandler(
new Request("https://blog.deno.dev/to_second"),
);
assert(resp);
assertEquals(resp.status, 307);
assertEquals(resp.headers.get("location"), "/second");
await resp.text();
}
{
const resp = await testHandler(
new Request("https://blog.deno.dev/to_second_with_slash"),
);
assert(resp);
assertEquals(resp.status, 307);
assertEquals(resp.headers.get("location"), "/second");
await resp.text();
}
});
Deno.test("static files in posts/ directory", async () => {
{
const resp = await testHandler(
new Request("https://blog.deno.dev/first/hello.png"),
);
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "image/png");
const bytes = new Uint8Array(await resp.arrayBuffer());
assertEquals(
bytes,
await Deno.readFile(join(TESTDATA_PATH, "./posts/first/hello.png")),
);
}
{
const resp = await testHandler(
new Request("https://blog.deno.dev/second/hello2.png"),
);
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "image/png");
const bytes = new Uint8Array(await resp.arrayBuffer());
assertEquals(
bytes,
await Deno.readFile(join(TESTDATA_PATH, "./posts/second/hello2.png")),
);
}
});
Deno.test("static files in root directory", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/cat.png"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "image/png");
const bytes = new Uint8Array(await resp.arrayBuffer());
assertEquals(bytes, await Deno.readFile(join(TESTDATA_PATH, "./cat.png")));
});
Deno.test("RSS feed", async () => {
const resp = await testHandler(new Request("https://blog.deno.dev/feed"));
assert(resp);
assertEquals(resp.status, 200);
assertEquals(
resp.headers.get("content-type"),
"application/atom+xml; charset=utf-8",
);
const body = await resp.text();
assertStringIncludes(body, `<title>Test blog</title>`);
assertStringIncludes(body, `First post`);
assertStringIncludes(body, `https://blog.deno.dev/first`);
assertStringIncludes(body, `Second post`);
assertStringIncludes(body, `https://blog.deno.dev/second`);
});
Deno.test(
"theme-color meta tag when dark theme is used [index page]",
async () => {
const darkThemeBlogHandler = createBlogHandler({
...BLOG_SETTINGS,
theme: "dark",
});
const darkThemeTestHandler = (req: Request) => {
return darkThemeBlogHandler(req, CONN_INFO);
};
const resp = await darkThemeTestHandler(
new Request("https://blog.deno.dev"),
);
const body = await resp.text();
assertStringIncludes(body, `<meta name="theme-color" content="#000" />`);
},
);
Deno.test(
"theme-color meta tag when dark theme is used [post page]",
async () => {
const darkThemeBlogHandler = createBlogHandler({
...BLOG_SETTINGS,
theme: "dark",
});
const darkThemeTestHandler = (req: Request) => {
return darkThemeBlogHandler(req, CONN_INFO);
};
const resp = await darkThemeTestHandler(
new Request("https://blog.deno.dev/first"),
);
const body = await resp.text();
assertStringIncludes(body, `<meta name="theme-color" content="#000" />`);
},
);
Deno.test("Plaintext response", async () => {
const plaintext = new Headers({
Accept: "text/plain",
});
const resp = await testHandler(
new Request("https://blog.deno.dev/first", {
headers: plaintext,
}),
);
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/plain;charset=UTF-8");
const body = await resp.text();
assert(body.startsWith("It was popularised in the 1960s"));
});
Deno.test(
"custom root directory",
async () => {
const blogState = await configureBlog(BLOG_URL, false, {
author: "The author",
title: "Test blog",
description: "This is some description.",
lang: "en-GB",
rootDirectory: join(TESTDATA_PATH, "./customRootDir"),
});
const customRootDirectoryBlogHandler = createBlogHandler(blogState);
const customRootDirectoryTestHandler = (req: Request) => {
return customRootDirectoryBlogHandler(req, CONN_INFO);
};
const resp = await customRootDirectoryTestHandler(
new Request("https://blog.deno.dev/custom"),
);
assert(resp);
assertEquals(resp.status, 200);
assertEquals(resp.headers.get("content-type"), "text/html; charset=utf-8");
const body = await resp.text();
assertStringIncludes(body, `Custom post`);
const respStaticFile = await customRootDirectoryTestHandler(
new Request("https://blog.deno.dev/cat_custom_path.png"),
);
assertEquals(respStaticFile.status, 200);
assertEquals(respStaticFile.headers.get("content-type"), "image/png");
const bytes = new Uint8Array(await respStaticFile.arrayBuffer());
assertEquals(
bytes,
await Deno.readFile(
join(TESTDATA_PATH, "./customRootDir/cat_custom_path.png"),
),
);
},
);