1 files changed, 121 insertions, 0 deletions
diff --git a/dom/downloads/tests/test_downloads_pause_resume.html b/dom/downloads/tests/test_downloads_pause_resume.html
new file mode 100644
index 000000000..76e249e5a
--- /dev/null
+++ b/dom/downloads/tests/test_downloads_pause_resume.html
@@ -0,0 +1,121 @@
+<!DOCTYPE html>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=938023
+-->
+<head>
+  <title>Test for Bug 938023 Downloads API</title>
+  <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
+  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <script type="text/javascript" src="clear_all_done_helper.js"></script>
+  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
+</head>
+<body>
+
+<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=938023">Mozilla Bug 938023</a>
+<p id="display"></p>
+<div id="content" style="display: none">
+</div>
+<a href="serve_file.sjs?contentType=application/octet-stream&size=102400&rate=1024" download="test.bin" id="download1">Large Download</a>
+<pre id="test">
+<script class="testbody" type="text/javascript;version=1.7">
+
+// Testing pausing a download and then resuming it.
+
+SimpleTest.waitForExplicitFinish();
+
+var index = -1;
+
+function next(args) {
+  index += 1;
+  if (index >= steps.length) {
+    ok(false, "Shouldn't get here!");
+    return;
+  }
+  try {
+    steps[index](args);
+  } catch(ex) {
+    ok(false, "Caught exception", ex);
+  }
+}
+
+var pausing = false;
+var resuming = false;
+
+// Catch all error function.
+function error() {
+  ok(false, "API failure");
+  SimpleTest.finish();
+}
+
+function checkDownloadList(downloads) {
+  ok(downloads.length == 0, "No downloads left");
+  SimpleTest.finish();
+}
+
+function checkResumeSucceeded(download) {
+  ok(download.state == "succeeded", "Download resumed successfully.");
+  clearAllDoneHelper(true).then(checkDownloadList, error);
+}
+
+function downloadChange(evt) {
+  var download = evt.download;
+
+  info("got download event, state: " + download.state +
+       " current bytes: " + download.currentBytes +
+       " pausing?: " + pausing + " resuming?: " + resuming);
+  if (download.state == "downloading" && !pausing) {
+    pausing = true;
+    download.pause();
+  } else if (download.state == "stopped" && !resuming) {
+    resuming = true;
+    ok(pausing, "Download stopped by pause()");
+    download.resume()
+            .then(function() { checkResumeSucceeded(download); }, error);
+  }
+}
+
+var steps = [
+  // Start by setting the pref to true.
+  function() {
+    SpecialPowers.pushPrefEnv({
+      set: [["dom.mozDownloads.enabled", true]]
+    }, next);
+  },
+
+  // Setup permission and clear current list.
+  function() {
+    SpecialPowers.pushPermissions([
+      {type: "downloads", allow: true, context: document}
+    ], function() {
+      clearAllDoneHelper(true).then(next, error);
+    });
+  },
+
+  function(downloads) {
+    ok(downloads.length == 0, "Start with an empty download list.");
+    next();
+  },
+
+  // Setup the event listeners.
+  function() {
+    navigator.mozDownloadManager.ondownloadstart =
+      function(evt) {
+        ok(true, "Download started");
+        evt.download.addEventListener("statechange", downloadChange);
+      }
+    next();
+  },
+
+  // Click on the <a download> to start the download.
+  function() {
+    document.getElementById("download1").click();
+  }
+];
+
+next();
+
+</script>
+</pre>
+</body>
+</html>