1 files changed, 63 insertions, 0 deletions
diff --git a/layout/style/test/redundant_font_download.sjs b/layout/style/test/redundant_font_download.sjs
new file mode 100644
index 0000000000..09236563de
--- /dev/null
+++ b/layout/style/test/redundant_font_download.sjs
@@ -0,0 +1,63 @@
+"use strict";
+
+const BinaryOutputStream = Components.Constructor(
+  "@mozilla.org/binaryoutputstream;1",
+  "nsIBinaryOutputStream",
+  "setOutputStream"
+);
+
+// this is simply a hex dump of a red square .PNG image
+// prettier-ignore
+const RED_SQUARE =
+  [
+    0x89,  0x50,  0x4E,  0x47,  0x0D,  0x0A,  0x1A,  0x0A,  0x00,  0x00,
+    0x00,  0x0D,  0x49,  0x48,  0x44,  0x52,  0x00,  0x00,  0x00,  0x20,
+    0x00,  0x00,  0x00,  0x20,  0x08,  0x02,  0x00,  0x00,  0x00,  0xFC,
+    0x18,  0xED,  0xA3,  0x00,  0x00,  0x00,  0x01,  0x73,  0x52,  0x47,
+    0x42,  0x00,  0xAE,  0xCE,  0x1C,  0xE9,  0x00,  0x00,  0x00,  0x28,
+    0x49,  0x44,  0x41,  0x54,  0x48,  0xC7,  0xED,  0xCD,  0x41,  0x0D,
+    0x00,  0x00,  0x08,  0x04,  0xA0,  0xD3,  0xFE,  0x9D,  0x35,  0x85,
+    0x0F,  0x37,  0x28,  0x40,  0x4D,  0x6E,  0x75,  0x04,  0x02,  0x81,
+    0x40,  0x20,  0x10,  0x08,  0x04,  0x02,  0xC1,  0x93,  0x60,  0x01,
+    0xA3,  0xC4,  0x01,  0x3F,  0x58,  0x1D,  0xEF,  0x27,  0x00,  0x00,
+    0x00,  0x00,  0x49,  0x45,  0x4E,  0x44,  0xAE,  0x42,  0x60,  0x82
+  ];
+
+function handleRequest(request, response) {
+  let query = {};
+  request.queryString.split("&").forEach(function (val) {
+    let [name, value] = val.split("=");
+    query[name] = unescape(value);
+  });
+
+  response.setHeader("Cache-Control", "no-cache");
+
+  response.setStatusLine(request.httpVersion, 200, "OK");
+  response.setHeader("Content-Type", "text/plain", false);
+
+  let log = getState("bug-879963-request-log") || "";
+
+  let stream = new BinaryOutputStream(response.bodyOutputStream);
+
+  if (query.q == "init") {
+    log = "init"; // initialize the log, and return a PNG image
+    response.setHeader("Content-Type", "image/png", false);
+    stream.writeByteArray(RED_SQUARE);
+  } else if (query.q == "image") {
+    log = log + ";" + query.q;
+    response.setHeader("Content-Type", "image/png", false);
+    stream.writeByteArray(RED_SQUARE);
+  } else if (query.q == "font") {
+    log = log + ";" + query.q;
+    // we don't provide a real font; that's ok, OTS will just reject it
+    response.write("Junk");
+  } else if (query.q == "report") {
+    // don't include the actual "report" request in the log we return
+    response.write(log);
+  } else {
+    log = log + ";" + query.q;
+    response.setStatusLine(request.httpVersion, 404, "Not Found");
+  }
+
+  setState("bug-879963-request-log", log);
+}