Add m-esr52 at 52.6.0

1 files changed, 94 insertions, 0 deletions

diff --git a/layout/generic/test/file_IconTestServer.sjs b/layout/generic/test/file_IconTestServer.sjs
new file mode 100644
index 000000000..4aea92333
--- /dev/null
+++ b/layout/generic/test/file_IconTestServer.sjs
@@ -0,0 +1,94 @@
+const Cc = Components.classes;
+const Ci = Components.interfaces;
+const TIMEOUT_INTERVAL_MS = 100;
+
+function handleRequest(request, response) {
+
+  // Allow us to asynchronously construct the response with timeouts
+  // rather than forcing us to make the whole thing in one call. See
+  // bug 396226.
+  response.processAsync();
+
+  // Figure out whether the client wants to load the image, or just
+  // to tell us to finish the previous load
+  var query = {};
+  request.queryString.split('&').forEach(function (val) {
+    var [name, value] = val.split('=');
+    query[name] = unescape(value);
+  });
+  if (query["continue"] == "true") {
+
+    // Debugging information so we can figure out the hang
+    dump("file_IconTestServer.js DEBUG - Got continue command\n");
+
+    // Get the context structure and finish the old request
+    getObjectState("context", function(obj) {
+
+      // magic or goop, depending on how you look at it
+      savedCtx = obj.wrappedJSObject;
+
+      // Write the rest of the data
+      savedCtx.ostream.writeFrom(savedCtx.istream, savedCtx.istream.available());
+
+      // Close the streams
+      savedCtx.ostream.close();
+      savedCtx.istream.close();
+
+      // Finish off 'the old response'
+      savedCtx.response.finish();
+    });
+
+    // Finish off 'the current response'
+    response.finish();
+    return;
+  }
+
+  // Debugging information so we can figure out the hang
+  dump("file_IconTestServer.js DEBUG - Got initial request\n");
+
+  // Context structure - we need to set this up properly to pass to setObjectState
+  var ctx = {
+    QueryInterface: function(iid) {
+      if (iid.equals(Components.interfaces.nsISupports))
+        return this;
+      throw Components.results.NS_ERROR_NO_INTERFACE;
+    }
+  };
+  ctx.wrappedJSObject = ctx;
+
+  // Save the response
+  ctx.response = response;
+
+  // We're serving up a png
+  response.setHeader("Content-Type", "image/png", false);
+
+  // Get the output stream
+  ctx.ostream = response.bodyOutputStream;
+
+  // Ugly hack, but effective - copied from dom/media/test/contentDuration1.sjs
+  var pngFile = Components.classes["@mozilla.org/file/directory_service;1"].
+                           getService(Components.interfaces.nsIProperties).
+                           get("CurWorkD", Components.interfaces.nsILocalFile);
+  var paths = "tests/layout/generic/test/file_Dolske.png";
+  var split = paths.split("/");
+  for(var i = 0; i < split.length; ++i) {
+    pngFile.append(split[i]);
+  }
+
+  // Get an input stream for the png data
+  ctx.istream = Cc["@mozilla.org/network/file-input-stream;1"].
+                      createInstance(Components.interfaces.nsIFileInputStream);
+  ctx.istream.init(pngFile, -1, 0, 0);
+
+  // Write the first 10 bytes, which is just boilerplate/magic bytes
+  ctx.ostream.writeFrom(ctx.istream, 10);
+
+  // Save the context structure for retrieval when we get pinged
+  setObjectState("context", ctx);
+
+  // Now we play the waiting game...
+
+  // Debugging information so we can figure out the hang
+  dump("file_IconTestServer.js DEBUG - Playing the waiting game\n");
+}
+