From 652dbf289b1812d315a6eaa4f2b818b0b8adccd2 Mon Sep 17 00:00:00 2001
From: Ryan VanderMeulen <ryanvm@gmail.com>
Date: Fri, 22 Nov 2013 14:04:17 -0500
Subject: [PATCH] Backed out changeset b421a1fcd9c0 (bug 901456) for landing
 with the wrong bug number.

---
 .../test/test_lastModificationFilter.html          | 96 +++++++---------------
 1 file changed, 31 insertions(+), 65 deletions(-)

diff --git a/dom/devicestorage/test/test_lastModificationFilter.html b/dom/devicestorage/test/test_lastModificationFilter.html
index c62580c8ecf6..fb225f1180ff 100644
--- a/dom/devicestorage/test/test_lastModificationFilter.html
+++ b/dom/devicestorage/test/test_lastModificationFilter.html
@@ -25,14 +25,14 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=717103
 devicestorage_setup();
 
 var oldFiles = ["a.png", "b.png", "c.png"];
-var timeFile = "t.png";
 var newFiles = ["d.png", "e.png", "f.png"];
 
 var storage = navigator.getDeviceStorage('pictures');
 var prefix = "devicestorage/" + randomFilename(12);
+var callback;
+var files;
 var i;
 var timestamp;
-var lastFileAddedTimestamp;
 
 function verifyAndDelete(prefix, files, e) {
   if (e.target.result == null) {
@@ -62,56 +62,31 @@ function verifyAndDelete(prefix, files, e) {
   if (index == -1)
     return;
 
-  files.splice(index, 1);
+  files.remove(index);
 
   // clean up
   var cleanup = storage.delete(e.target.result.name);
   cleanup.onsuccess = function(e) {}
 }
 
-function addFile(filename, callback) {
-  var addReq = storage.addNamed(createRandomBlob('image/png'), prefix + '/' + filename);
-  addReq.onsuccess = function(e) {
-    // After adding the file, we go ahead and grab the timestamp of the file
-    // that we just added
-    var getReq = storage.get(prefix + '/' + filename);
-    getReq.onsuccess = function(e) {
-      lastFileAddedTimestamp = e.target.result.lastModifiedDate;
-      callback();
-    }
-    getReq.onerror = function(e) {
-      ok(false, "getError was called : " + e.target.error.name);
-      devicestorage_cleanup();
-    };
-  }
-  addReq.onerror = function(e) {
-    ok(false, "addError was called : " + e.target.error.name);
-    devicestorage_cleanup();
+function addSuccess(e) {
+  i = i + 1;
+  if (i == files.length) {
+    callback();
+    return;
   }
+  addFile(files[i]);
 }
 
-function addFileArray(fileArray, callback) {
-  var i = 0;
-  function addNextFile() {
-    i = i + 1;
-    if (i == fileArray.length) {
-      callback();
-      return;
-    }
-    addFile(fileArray[i], addNextFile);
-  }
-  addFile(fileArray[0], addNextFile);
+function addError(e) {
+  ok(false, "addError was called : " + e.target.error.name);
+  devicestorage_cleanup();
 }
 
-function delFile(filename, callback) {
-  var req = storage.delete(prefix + '/' + filename);
-  req.onsuccess = function(e) {
-    callback();
-  };
-  req.onerror = function(e) {
-    ok(false, "delError was called : " + e.target.error.name);
-    devicestorage_cleanup();
-  };
+function addFile(filename){
+  var req = storage.addNamed(createRandomBlob('image/png'), prefix + '/' + files[i]);
+  req.onsuccess = addSuccess;
+  req.onerror = addError;
 }
 
 function afterNewFiles() {
@@ -128,36 +103,27 @@ function afterNewFiles() {
   };
 }
 
-function waitForTimestampChange() {
-  // We've added a new file. See if the timestamp differs from
-  // oldFileAddedTimestamp, and if it's the same wait for a bit
-  // and try again.
-  if (lastFileAddedTimestamp.valueOf() === timestamp.valueOf()) {
-    delFile(timeFile, function() {
-      setTimeout(function() {
-        addFile(timeFile, waitForTimestampChange);
-      }, 1000);
-    });
-  } else {
-    timestamp = lastFileAddedTimestamp;
-    // The timestamp has changed. Go ahead and add the rest of the new files
-    delFile(timeFile, function() {
-      addFileArray(newFiles, afterNewFiles);
-    });
-  }
+function addNewFiles() {
+  i = 0;
+  files = newFiles;
+  callback = afterNewFiles;
+  addFile(files[0]);
+}
+
+function beforeNewFiles() {
+  timestamp = new Date();
+  setTimeout(addNewFiles, 1000);
 }
 
 function afterOldFiles() {
-  timestamp = lastFileAddedTimestamp;
-  setTimeout(function() {
-    // We've added our old files and waited for a second.
-    // Add a new file until the timestamp changes
-    addFile(timeFile, waitForTimestampChange);
-  }, 1000);
+  setTimeout(beforeNewFiles, 1000);
 }
 
 function addOldFiles() {
-  addFileArray(oldFiles, afterOldFiles);
+  i = 0;
+  files = oldFiles;
+  callback = afterOldFiles;
+  addFile(files[0]);
 }
 
 addOldFiles();
-- 
2.11.4.GIT