1 files changed, 83 insertions, 0 deletions
diff --git a/layout/style/test/visited_image_loading.sjs b/layout/style/test/visited_image_loading.sjs
new file mode 100644
index 0000000000..79c03d7b54
--- /dev/null
+++ b/layout/style/test/visited_image_loading.sjs
@@ -0,0 +1,83 @@
+function handleRequest(request, response) {
+  response.setHeader("Cache-Control", "no-cache", false);
+  var query = request.queryString;
+  switch (query) {
+    case "reset":
+      response.setHeader("Content-Type", "application/ecmascript", false);
+      setState("1l", "");
+      setState("1v", "");
+      setState("2l", "");
+      setState("2v", "");
+      break;
+    case "1l":
+    case "1v":
+    case "2l":
+    case "2v":
+      setState(query, getState(query) + "load");
+      response.setStatusLine("1.1", 302, "Found");
+      // redirect to a solid blue image
+      response.setHeader(
+        "Location",
+        "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAADElEQVQI12NgYPgPAAEDAQDZqt2zAAAAAElFTkSuQmCC"
+      );
+      response.setHeader("Content-Type", "text/plain", false);
+      break;
+
+    case "waitforresult":
+      response.setHeader("Content-Type", "application/ecmascript", false);
+      response.write("var start = Date.now();\n");
+    // fall through!
+
+    case "waitforresult-internal":
+      response.setHeader("Content-Type", "application/ecmascript", false);
+      response.write(
+        "if ('" +
+          getState("1l") +
+          "' == 'load' && '" +
+          getState("1v") +
+          "' == '' && '" +
+          getState("2l") +
+          "' == 'load' && '" +
+          getState("2v") +
+          "' == '') { \n"
+      );
+      response.write("setTimeout(function() {\n");
+      response.write("var s = document.createElement('script');\n");
+      response.write("s.src = 'visited_image_loading.sjs?result';\n");
+      response.write("document.body.appendChild(s);");
+      response.write("}, Math.max(100, 2 * (Date.now() - start)));\n");
+      response.write("} else setTimeout(function() {\n");
+      response.write("var s = document.createElement('script');\n");
+      response.write(
+        "s.src = 'visited_image_loading.sjs?waitforresult-internal';\n"
+      );
+      response.write("document.body.appendChild(s);");
+      response.write("}, 10);\n");
+      break;
+
+    case "result":
+      response.setHeader("Content-Type", "application/ecmascript", false);
+      response.write(
+        "is('" +
+          getState("1l") +
+          "', 'load', 'image 1l should have been loaded once')\n"
+      );
+      response.write(
+        "is('" +
+          getState("1v") +
+          "', '', 'image 1v should not have been loaded')\n"
+      );
+      response.write(
+        "is('" +
+          getState("2l") +
+          "', 'load', 'image 2l should have been loaded once')\n"
+      );
+      response.write(
+        "is('" +
+          getState("2v") +
+          "', '', 'image 2v should not have been loaded')\n"
+      );
+      response.write("SimpleTest.finish()");
+      break;
+  }
+}