#1332: Add unit test for cover selection algorithm.

test/test-select-poster.js

@@ -0,0 +1,25 @@
+const test = require('tape')
+
+const fs = require('fs')
+const path = require('path')
+
+const WebTorrent = require('webtorrent')
+const torrentPoster = require('../build/renderer/lib/torrent-poster')
+
+const client = new WebTorrent()
+
+test("get cover from: 'wiredCd.torrent'", (t) => {
+  const torrentPath = path.join(__dirname, '..', 'static', 'wiredCd.torrent')
+  const torrentData = fs.readFileSync(torrentPath)
+
+  client.add(torrentData, (torrent) => {
+    torrentPoster(torrent, (err, buf, extension) => {
+      if (err) {
+        t.fail(err)
+      } else {
+        t.equals(extension, '.jpg')
+        t.end();
+      }
+    })
+  })
+})