Add integration test using some canonical lists (#142)

Co-authored-by: Sindre Sorhus <sindresorhus@gmail.com>

workflows/main.yml → .github/workflows/main.yml

@@ -10,13 +10,19 @@ jobs:
       fail-fast: false
       matrix:
         node-version:
+          - 16
           - 14
           - 12
           - 10
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-node@v1
+        with:
+          submodules: true
+          fetch-depth: 0
+      - uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
       - run: npm install
       - run: npm test
+        env:
+          github_token: ${{ secrets.GITHUB_TOKEN }}

.gitmodules

@@ -0,0 +1,6 @@
+[submodule "test/canonical/awesome-nodejs"]
+	path = test/canonical/awesome-nodejs
+	url = https://github.com/sindresorhus/awesome-nodejs.git
+[submodule "test/canonical/awesome"]
+	path = test/canonical/awesome
+	url = https://github.com/sindresorhus/awesome.git

test/integration.js

@@ -0,0 +1,44 @@
+import test from 'ava';
+import lint from '..';
+import findReadmeFile from '../lib/find-readme-file';
+
+/**
+Verify there are no `VMessages` in the `VFile`, except for certain rule IDs.
+
+@param {import('ava').ExecutionContext} t - AVA test context.
+@param {VFile} vFile - `VFile` with a list of messages.
+@param {string[]} expectedRuleIds - Rule IDs for messages you expect to see.
+*/
+function noUnwantedVMessages(t, vFile, expectedRuleIds) {
+	const seenRules = new Set(vFile.messages.map(vMessage => vMessage.ruleId));
+
+	t.deepEqual([...seenRules], expectedRuleIds);
+}
+
+test('awesome', async t => {
+	const [readme, codeOfConduct] = await lint({filename: findReadmeFile('test/canonical/awesome')});
+
+	noUnwantedVMessages(t, readme, [
+		'match-punctuation',
+		'awesome-heading'
+	]);
+
+	noUnwantedVMessages(t, codeOfConduct, [
+		'awesome-code-of-conduct'
+	]);
+});
+
+test('awesome-nodejs', async t => {
+	const [readme, codeOfConduct] = await lint({filename: findReadmeFile('test/canonical/awesome-nodejs')});
+
+	noUnwantedVMessages(t, readme, [
+		'match-punctuation',
+		'double-link',
+		'awesome-heading',
+		'awesome-list-item'
+	]);
+
+	noUnwantedVMessages(t, codeOfConduct, [
+		'awesome-code-of-conduct'
+	]);
+});