Test with github actions

.github/workflows/test.yml

@@ -0,0 +1,19 @@
+name: Node CI
+
+on: [push]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v1
+    - name: Use Node.js 12.x
+      uses: actions/setup-node@v1
+      with:
+        node-version: 12.x
+    - name: npm install, build, and test
+      run: |
+        npm ci
+        npm test
+      env:
+        CI: true

test/test.js

@@ -1,7 +1,7 @@
 import subscribe from '../dist/index.esm.js'
 
 describe('paste-markdown', function() {
-  describe('with quotable selection', function() {
+  describe('installed on textarea', function() {
     let subscription, textarea
     beforeEach(function() {
       document.body.innerHTML = `
@@ -17,17 +17,12 @@ describe('paste-markdown', function() {
       document.body.innerHTML = ''
     })
 
-    it('pastes image uris as markdown', function() {
+    it('turns image uris into markdown', function() {
       paste(textarea, {'text/uri-list': 'https://github.com/github.png\r\nhttps://github.com/hubot.png'})
       assert.include(textarea.value, '![](https://github.com/github.png)\n\n![](https://github.com/hubot.png)')
     })
 
-    it('pastes gfm into markdown', function() {
-      paste(textarea, {'text/plain': 'hello', 'text/x-gfm': '# hello'})
-      assert.include(textarea.value, '# hello')
-    })
-
-    it('pastes html tables as markdown', function() {
+    it('turns html tables into markdown', function() {
       const data = {
         'text/html': `
         <table>
@@ -43,7 +38,7 @@ describe('paste-markdown', function() {
       assert.include(textarea.value, 'name | origin\n-- | --\nhubot | github\nbender | futurama')
     })
 
-    it('does not paste excluded content as markdown', function() {
+    it('rejects HTML from github.com markup', function() {
       const data = {
         'text/html': `
         <table class="js-comment">
@@ -58,6 +53,11 @@ describe('paste-markdown', function() {
       paste(textarea, data)
       assert.equal(textarea.value, '')
     })
+
+    it('accepts x-gfm', function() {
+      paste(textarea, {'text/plain': 'hello', 'text/x-gfm': '# hello'})
+      assert.include(textarea.value, '# hello')
+    })
   })
 })