Unit test "page-detect" module

.babelrc

@@ -0,0 +1,3 @@
+{
+	"plugins": ["transform-es2015-destructuring"]
+}

extension/page-detect.js

@@ -1,7 +1,5 @@
 window.pageDetect = (() => {
-	const isGistCheck = location.hostname === 'gist.github.com';
-
-	const isGist = () => isGistCheck;
+	const isGist = () => location.hostname === 'gist.github.com';
 
 	const isDashboard = () => location.pathname === '/' || /^(\/orgs\/[^\/]+)?\/dashboard/.test(location.pathname);
 

package.json

@@ -1,8 +1,11 @@
 {
   "scripts": {
-    "test": "xo"
+    "test": "xo && ava"
   },
   "devDependencies": {
+    "ava": "*",
+    "babel-plugin-transform-es2015-destructuring": "^6.6.5",
+    "babel-register": "^6.7.2",
     "grunt": "^1.0.1",
     "grunt-cli": "^1.2.0",
     "grunt-webstore-upload": "^0.8.10",
@@ -18,5 +21,16 @@
     "ignores": [
       "extension/vendor/**"
     ]
+  },
+  "ava": {
+    "files": [
+      "test/*.js"
+    ],
+    "source": [
+      "extension/*.js"
+    ],
+    "require": [
+      "babel-register"
+    ]
   }
 }

test/fixtures/window.js

@@ -0,0 +1,20 @@
+const url = require('url');
+
+function WindowMock(initialURI) {
+	this._currentURI = initialURI;
+}
+
+WindowMock.prototype.location = {
+	set href(uri) {
+		const uriParts = url.parse(uri);
+		this.hostname = uriParts.hostname;
+		this.pathname = uriParts.pathname;
+		this._currentURI = uri;
+	},
+
+	get href() {
+		return this._currentURI;
+	}
+};
+
+module.exports = WindowMock;

test/page-detect.js

@@ -0,0 +1,208 @@
+import test from 'ava';
+import Window from './fixtures/window';
+
+global.window = new Window();
+global.location = window.location;
+require('../extension/page-detect.js');
+const {pageDetect} = window;
+
+const urlBulkTest = (shouldMatch, t, fn, testURLs = []) => {
+	for (const url of testURLs) {
+		location.href = url;
+		t[shouldMatch ? 'true' : 'false'](fn());
+	}
+};
+const urlsMatch = (...args) => urlBulkTest(true, ...args);
+const urlsDontMatch = (...args) => urlBulkTest(false, ...args);
+
+test('isGist', t => {
+	urlsMatch(t, pageDetect.isGist, [
+		'https://gist.github.com',
+		'http://gist.github.com',
+		'https://gist.github.com/sindresorhus/0ea3c2845718a0a0f0beb579ff14f064'
+	]);
+
+	urlsDontMatch(t, pageDetect.isGist, [
+		'https://github.com',
+		'https://help.github.com/'
+	]);
+});
+
+test('isDashboard', t => {
+	urlsMatch(t, pageDetect.isDashboard, [
+		'https://github.com/',
+		'https://github.com',
+		'https://github.com/orgs/test/dashboard',
+		'https://github.com/dashboard'
+	]);
+
+	urlsDontMatch(t, pageDetect.isDashboard, [
+		'https://github.com/sindresorhus'
+	]);
+});
+
+test('isRepo', t => {
+	urlsMatch(t, pageDetect.isRepo, [
+		'http://github.com/sindresorhus/refined-github',
+		'https://github.com/sindresorhus/refined-github/issues/146',
+		'https://github.com/sindresorhus/refined-github/pull/145'
+	]);
+
+	urlsDontMatch(t, pageDetect.isRepo, [
+		'https://github.com/sindresorhus',
+		'https://github.com',
+		'https://github.com/stars'
+	]);
+});
+
+test('isIssueList', t => {
+	urlsMatch(t, pageDetect.isIssueList, [
+		'http://github.com/sindresorhus/ava/issues'
+	]);
+
+	urlsDontMatch(t, pageDetect.isIssueList, [
+		'http://github.com/sindresorhus/ava',
+		'https://github.com',
+		'https://github.com/sindresorhus/refined-github/issues/170'
+	]);
+});
+
+test('isIssue', t => {
+	urlsMatch(t, pageDetect.isIssue, [
+		'https://github.com/sindresorhus/refined-github/issues/146'
+	]);
+
+	urlsDontMatch(t, pageDetect.isIssue, [
+		'http://github.com/sindresorhus/ava',
+		'https://github.com',
+		'https://github.com/sindresorhus/refined-github/issues'
+	]);
+});
+
+test('isPRList', t => {
+	urlsMatch(t, pageDetect.isPRList, [
+		'https://github.com/sindresorhus/refined-github/pulls'
+	]);
+
+	urlsDontMatch(t, pageDetect.isPRList, [
+		'http://github.com/sindresorhus/ava',
+		'https://github.com',
+		'https://github.com/sindresorhus/refined-github/pull/148'
+	]);
+});
+
+test('isPR', t => {
+	urlsMatch(t, pageDetect.isPR, [
+		'https://github.com/sindresorhus/refined-github/pull/148'
+	]);
+
+	urlsDontMatch(t, pageDetect.isPR, [
+		'http://github.com/sindresorhus/ava',
+		'https://github.com',
+		'https://github.com/sindresorhus/refined-github/pulls'
+	]);
+});
+
+test('isPRFiles', t => {
+	urlsMatch(t, pageDetect.isPRFiles, [
+		'https://github.com/sindresorhus/refined-github/pull/148/files'
+	]);
+
+	urlsDontMatch(t, pageDetect.isPRFiles, [
+		'https://github.com/sindresorhus/refined-github/pull/148',
+		'https://github.com/sindresorhus/refined-github/pull/commits',
+		'https://github.com/sindresorhus/refined-github/pulls'
+	]);
+});
+
+test('isPRCommit', t => {
+	urlsMatch(t, pageDetect.isPRCommit, [
+		'https://github.com/sindresorhus/refined-github/pull/148/commits/0019603b83bd97c2f7ef240969f49e6126c5ec85',
+		'https://github.com/sindresorhus/refined-github/pull/148/commits/00196'
+	]);
+
+	urlsDontMatch(t, pageDetect.isPRCommit, [
+		'https://github.com/sindresorhus/refined-github/pull/148',
+		'https://github.com/sindresorhus/refined-github/pull/commits',
+		'https://github.com/sindresorhus/refined-github/pulls'
+	]);
+});
+
+test('isCommitList', t => {
+	urlsMatch(t, pageDetect.isCommitList, [
+		'https://github.com/sindresorhus/refined-github/commits/master?page=2',
+		'https://github.com/sindresorhus/refined-github/commits/test-branch',
+		'https://github.com/sindresorhus/refined-github/commits/0.13.0',
+		'https://github.com/sindresorhus/refined-github/commits/230c2',
+		'https://github.com/sindresorhus/refined-github/commits/230c2935fc5aea9a681174ddbeba6255ca040d63'
+	]);
+
+	urlsDontMatch(t, pageDetect.isCommitList, [
+		'https://github.com/sindresorhus/refined-github/pull/148',
+		'https://github.com/sindresorhus/refined-github/pull/commits',
+		'https://github.com/sindresorhus/refined-github/branches'
+	]);
+});
+
+test('isSingleCommit', t => {
+	urlsMatch(t, pageDetect.isSingleCommit, [
+		'https://github.com/sindresorhus/refined-github/commit/5b614b9035f2035b839f48b4db7bd5c3298d526f',
+		'https://github.com/sindresorhus/refined-github/commit/5b614'
+	]);
+
+	urlsDontMatch(t, pageDetect.isSingleCommit, [
+		'https://github.com/sindresorhus/refined-github/pull/148/commits',
+		'https://github.com/sindresorhus/refined-github/branches'
+	]);
+});
+
+test('isReleases', t => {
+	urlsMatch(t, pageDetect.isReleases, [
+		'https://github.com/sindresorhus/refined-github/releases'
+	]);
+
+	urlsDontMatch(t, pageDetect.isReleases, [
+		'https://github.com/sindresorhus/refined-github',
+		'https://github.com/sindresorhus/refined-github/graphs'
+	]);
+});
+
+test('isBlame', t => {
+	urlsMatch(t, pageDetect.isBlame, [
+		'https://github.com/sindresorhus/refined-github/blame/master/package.json'
+	]);
+
+	urlsDontMatch(t, pageDetect.isBlame, [
+		'https://github.com/sindresorhus/refined-github/blob/master/package.json'
+	]);
+});
+
+test('getOwnerAndRepo', t => {
+	const ownerAndRepo = {
+		'https://github.com/sindresorhus/refined-github/pull/148': {
+			ownerName: 'sindresorhus',
+			repoName: 'refined-github'
+		},
+		'https://github.com/DrewML/GifHub/blob/master/.gitignore': {
+			ownerName: 'DrewML',
+			repoName: 'GifHub'
+		}
+	};
+
+	Object.keys(ownerAndRepo).forEach(url => {
+		location.href = url;
+		t.deepEqual(ownerAndRepo[url], pageDetect.getOwnerAndRepo());
+	});
+});
+
+test('isSingleFile', t => {
+	urlsMatch(t, pageDetect.isSingleFile, [
+		'https://github.com/sindresorhus/refined-github/blob/master/.gitattributes',
+		'https://github.com/sindresorhus/refined-github/blob/fix-narrow-diff/extension/custom.css'
+	]);
+
+	urlsDontMatch(t, pageDetect.isSingleFile, [
+		'https://github.com/sindresorhus/refined-github/pull/164/files',
+		'https://github.com/sindresorhus/refined-github/commit/57bf4'
+	]);
+});