refactor(v2): add flowtype + refactor test (#1443)

* chore(v2): add flow setup

* nits

* fix

* add flow-typed

* ignore compiled library

* fix error

* fix typing

* fix module name mapper

* setup for @docusaurus/core

* dont try remove type without @flow

* fix can't find @docusaurus/utils

* fix test

* remove obscure relative paths

* more refactoring

* add typing for server/load/theme.js

* no need to ship .flow source

packages/docusaurus-plugin-content-docs/src/__tests__/__fixtures__/website/docs/foo/bar.md

@@ -0,0 +1,66 @@
+---
+id: bar
+title: Bar
+---
+
+# Remarkable
+
+> Experience real-time editing with Remarkable!
+
+Click the `clear` link to start with a clean slate, or get the `permalink` to share or save your results.
+
+***
+
+# h1 Heading
+## h2 Heading
+### h3 Heading
+#### h4 Heading
+##### h5 Heading
+###### h6 Heading
+
+
+## Horizontal Rules
+
+___
+
+***
+
+***
+
+
+## Typographic replacements
+
+Enable typographer option to see result.
+
+(c) (C) (r) (R) (tm) (TM) (p) (P) +-
+
+test.. test... test..... test?..... test!....
+
+!!!!!! ???? ,,
+
+Remarkable -- awesome
+
+"Smartypants, double quotes"
+
+'Smartypants, single quotes'
+
+
+## Emphasis
+
+**This is bold text**
+
+__This is bold text__
+
+*This is italic text*
+
+_This is italic text_
+
+~~Deleted text~~
+
+Superscript: 19^th^
+
+Subscript: H~2~O
+
+++Inserted text++
+
+==Marked text==

packages/docusaurus-plugin-content-docs/src/__tests__/__fixtures__/website/docs/foo/baz.md

@@ -0,0 +1,74 @@
+---
+id: baz
+title: baz
+---
+
+## Images
+
+Like links, Images also have a footnote style syntax
+
+![Alt text][id]
+
+With a reference later in the document defining the URL location:
+
+[id]: https://octodex.github.com/images/dojocat.jpg  "The Dojocat"
+
+## Links
+
+[link text](http://dev.nodeca.com)
+
+[link with title](http://nodeca.github.io/pica/demo/ "title text!")
+
+Autoconverted link https://github.com/nodeca/pica (enable linkify to see)
+
+
+
+## Footnotes
+
+Footnote 1 link[^first].
+
+Footnote 2 link[^second].
+
+Inline footnote^[Text of inline footnote] definition.
+
+Duplicated footnote reference[^second].
+
+[^first]: Footnote **can have markup**
+
+    and multiple paragraphs.
+
+[^second]: Footnote text.
+
+
+## Definition lists
+
+Term 1
+
+:   Definition 1
+with lazy continuation.
+
+Term 2 with *inline markup*
+
+:   Definition 2
+
+        { some code, part of Definition 2 }
+
+    Third paragraph of definition 2.
+
+_Compact style:_
+
+Term 1
+  ~ Definition 1
+
+Term 2
+  ~ Definition 2a
+  ~ Definition 2b
+
+
+## Abbreviations
+
+This is HTML abbreviation example.
+
+It converts "HTML", but keep intact partial entries like "xxxHTMLyyy" and so on.
+
+*[HTML]: Hyper Text Markup Language

packages/docusaurus-plugin-content-docs/src/__tests__/__fixtures__/website/docs/hello.md

@@ -0,0 +1,54 @@
+---
+id: hello
+title: Hello, World !
+---
+
+Hi, Endilie here :)
+
+## Relative links
+
+Replace this
+[foo](foo/bar.md)
+
+Can't replace this
+[file](file.md)
+
+Do not replace below
+
+```
+[hello](hello.md)
+```
+
+## Blockquotes
+
+> Blockquotes can also be nested...
+>> ...by using additional greater-than signs right next to each other...
+> > > ...or with spaces between arrows.
+
+
+## Lists
+
+Unordered
+
++ Create a list by starting a line with `+`, `-`, or `*`
++ Sub-lists are made by indenting 2 spaces:
+  - Marker character change forces new list start:
+    * Ac tristique libero volutpat at
+    + Facilisis in pretium nisl aliquet
+    - Nulla volutpat aliquam velit
++ Very easy!
+
+Ordered
+
+1. Lorem ipsum dolor sit amet
+2. Consectetur adipiscing elit
+3. Integer molestie lorem at massa
+
+
+1. You can use sequential numbers...
+1. ...or keep all the numbers as `1.`
+
+Start numbering with offset:
+
+57. foo
+1. bar

packages/docusaurus-plugin-content-docs/src/__tests__/__fixtures__/website/docs/permalink.md

@@ -0,0 +1,7 @@
+---
+id: permalink
+title: Permalink
+permalink: :baseUrl:docsUrl/endiliey/:id
+---
+
+This has a different permalink

packages/docusaurus-plugin-content-docs/src/__tests__/__fixtures__/website/sidebars.json

@@ -0,0 +1,11 @@
+{
+  "docs": {
+    "Test": [
+      "foo/bar",
+      "foo/baz"
+    ],
+    "Guides": [
+      "hello"
+    ]
+  }
+}

packages/docusaurus-plugin-content-docs/src/__tests__/index.test.js

@@ -5,14 +5,17 @@
  * LICENSE file in the root directory of this source tree.
  */
 
-import '@babel/polyfill';
 import path from 'path';
-import loadSetup from '../../../docusaurus/lib/server/load/__tests__/loadSetup';
 import DocusaurusPluginContentDocs from '../index';
 
 describe('loadDocs', () => {
   test('simple website', async () => {
-    const {siteDir, siteConfig} = await loadSetup('simple');
+    const siteDir = path.join(__dirname, '__fixtures__', 'website');
+    const siteConfig = {
+      title: 'Hello',
+      baseUrl: '/',
+      url: 'https://docusaurus.io',
+    };
     const sidebarPath = path.join(siteDir, 'sidebars.json');
     const plugin = new DocusaurusPluginContentDocs(
       {
@@ -20,7 +23,7 @@ describe('loadDocs', () => {
         siteConfig,
       },
       {
-        path: '../docs',
+        path: 'docs',
         sidebarPath,
       },
     );

packages/docusaurus-plugin-content-docs/src/__tests__/metadata.test.js

@@ -8,13 +8,17 @@
 import '@babel/polyfill';
 import path from 'path';
 import processMetadata from '../metadata';
-import loadSetup from '../../../docusaurus/lib/server/load/__tests__/loadSetup';
 
 describe('processMetadata', () => {
+  const siteDir = path.join(__dirname, '__fixtures__', 'website');
+  const siteConfig = {
+    title: 'Hello',
+    baseUrl: '/',
+    url: 'https://docusaurus.io',
+  };
+  const docsDir = path.resolve(siteDir, 'docs');
+
   test('normal docs', async () => {
-    const props = await loadSetup('simple');
-    const {siteDir, siteConfig} = props;
-    const docsDir = path.resolve(siteDir, '..', 'docs');
     const sourceA = path.join('foo', 'bar.md');
     const sourceB = path.join('hello.md');
     const dataA = await processMetadata(
@@ -46,9 +50,6 @@ describe('processMetadata', () => {
   });
 
   test('docs with custom permalink', async () => {
-    const props = await loadSetup('simple');
-    const {siteDir, siteConfig} = props;
-    const docsDir = path.resolve(siteDir, '..', 'docs');
     const source = path.join('permalink.md');
     const data = await processMetadata(source, docsDir, {}, siteConfig, 'docs');
     expect(data).toEqual({

packages/docusaurus-plugin-content-docs/src/__tests__/sidebars.test.js

@@ -7,23 +7,23 @@
 
 import path from 'path';
 import loadSidebars from '../sidebars';
-import loadSetup from '../../../docusaurus/lib/server/load/__tests__/loadSetup';
 
 /* eslint-disable global-require, import/no-dynamic-require */
 
 describe('loadSidebars', () => {
-  const fixtures = path.join(__dirname, '..', '__fixtures__');
-
   test('normal site with sidebars', async () => {
-    const {siteDir} = await loadSetup('simple');
-    const sidebar = require(path.join(siteDir, 'sidebars.json'));
-    const result = loadSidebars({siteDir, sidebar});
+    const sidebar = require(path.join(
+      __dirname,
+      '__fixtures__',
+      'website',
+      'sidebars.json',
+    ));
+    const result = loadSidebars({sidebar});
     expect(result).toMatchSnapshot();
   });
 
   test('site without sidebars', () => {
-    const siteDir = path.join(fixtures, 'bad-site');
-    const result = loadSidebars({siteDir, sidebar: {}});
+    const result = loadSidebars({sidebar: {}});
     expect(result).toMatchSnapshot();
   });
 });