👷 Add a test

electron · Jul 10, 2018 · fe01734 · fe01734
1 parent 555d883
commit fe01734
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diff --git a/spec/api-web-contents-spec.js b/spec/api-web-contents-spec.js
@@ -116,6 +116,23 @@ describe('webContents module', () => {
     })
   })
 
+  describe('isCurrentlyAudible() API', () => {
+    it('returns whether audio is playing', (done) => {
+      w.loadURL(`file://${path.join(__dirname, 'fixtures', 'api', 'is-currently-audible.html')}`)
+      w.show()
+      w.webContents.once('did-finish-load', () => {
+        assert.equal(w.webContents.isCurrentlyAudible(), false)
+
+        ipcMain.once('playing', () => {
+          assert.equal(w.webContents.isCurrentlyAudible(), true)
+          done()
+        })
+
+        w.webContents.send('play')
+      })
+    });
+  })
+
   describe('getWebPreferences() API', () => {
     it('should not crash when called for devTools webContents', (done) => {
       w.webContents.openDevTools()

diff --git a/spec/fixtures/api/is-currently-audible.html b/spec/fixtures/api/is-currently-audible.html
@@ -0,0 +1,21 @@
+<html>
+<body>
+<div id="video"></div>
+<script type="text/javascript" charset="utf-8">
+  const {ipcRenderer} = window.top != null ? window.top.require('electron') : require('electron')
+  ipcRenderer.on('play', (event) => {
+    const context = new window.AudioContext();
+    const oscillator = context.createOscillator();
+
+    // A beep
+    oscillator.type = 'sine';
+    oscillator.frequency.value = 440
+    oscillator.connect(context.destination)
+    oscillator.start()
+
+    // It'll take a few ms before the beep shows up
+    setTimeout(() => event.sender.send('playing'), 100)
+  })
+</script>
+</body>
+</html>