Bug 1146194: Multiple cookies with the same name not shown

Issue #31

27 files changed, 829 insertions, 169 deletions

diff --git a/devtools/client/locales/en-US/storage.properties b/devtools/client/locales/en-US/storage.properties
index 1eeb88ff97..fd3b3ec527 100644
--- a/devtools/client/locales/en-US/storage.properties
+++ b/devtools/client/locales/en-US/storage.properties
@@ -35,6 +35,7 @@ tree.labels.Cache=Cache Storage
 # LOCALIZATION NOTE (table.headers.*.*):
 # These strings are the header names of the columns in the Storage Table for
 # each type of storage available through the Storage Tree to the side.
+table.headers.cookies.uniqueKey=Unique key
 table.headers.cookies.name=Name
 table.headers.cookies.path=Path
 table.headers.cookies.host=Domain
diff --git a/devtools/client/shared/widgets/TableWidget.js b/devtools/client/shared/widgets/TableWidget.js
index 5dacd1b675..96c020230d 100644
--- a/devtools/client/shared/widgets/TableWidget.js
+++ b/devtools/client/shared/widgets/TableWidget.js
@@ -615,8 +615,13 @@ TableWidget.prototype = {
   /**
    * Populates the header context menu with the names of the columns along with
    * displaying which columns are hidden or visible.
+   *
+   * @param {Array} privateColumns=[]
+   *        An array of column names that should never appear in the table. This
+   *        allows us to e.g. have an invisible compound primary key for a
+   *        table's rows.
    */
-  populateMenuPopup: function () {
+  populateMenuPopup: function (privateColumns = []) {
     if (!this.menupopup) {
       return;
     }
@@ -626,6 +631,10 @@ TableWidget.prototype = {
     }
 
     for (let column of this.columns.values()) {
+      if (privateColumns.includes(column.id)) {
+        continue;
+      }
+
       let menuitem = this.document.createElementNS(XUL_NS, "menuitem");
       menuitem.setAttribute("label", column.header.getAttribute("value"));
       menuitem.setAttribute("data-id", column.id);
@@ -663,16 +672,21 @@ TableWidget.prototype = {
    * Creates the columns in the table. Without calling this method, data cannot
    * be inserted into the table unless `initialColumns` was supplied.
    *
-   * @param {object} columns
+   * @param {Object} columns
    *        A key value pair representing the columns of the table. Where the
    *        key represents the id of the column and the value is the displayed
    *        label in the header of the column.
-   * @param {string} sortOn
+   * @param {String} sortOn
    *        The id of the column on which the table will be initially sorted on.
-   * @param {array} hiddenColumns
+   * @param {Array} hiddenColumns
    *        Ids of all the columns that are hidden by default.
+   * @param {Array} privateColumns=[]
+   *        An array of column names that should never appear in the table. This
+   *        allows us to e.g. have an invisible compound primary key for a
+   *        table's rows.
    */
-  setColumns: function (columns, sortOn = this.sortedOn, hiddenColumns = []) {
+  setColumns: function (columns, sortOn = this.sortedOn, hiddenColumns = [],
+                        privateColumns = []) {
     for (let column of this.columns.values()) {
       column.destroy();
     }
@@ -702,13 +716,14 @@ TableWidget.prototype = {
       }
 
       this.columns.set(id, new Column(this, id, columns[id]));
-      if (hiddenColumns.indexOf(id) > -1) {
+      if (hiddenColumns.includes(id) || privateColumns.includes(id)) {
+        // Hide the column.
         this.columns.get(id).toggleColumn();
       }
     }
     this.sortedOn = sortOn;
     this.sortBy(this.sortedOn);
-    this.populateMenuPopup();
+    this.populateMenuPopup(privateColumns);
   },
 
   /**
@@ -778,6 +793,11 @@ TableWidget.prototype = {
       return;
     }
 
+    if (this.editBookmark && !this.items.has(this.editBookmark)) {
+      // Key has been updated... update bookmark.
+      this.editBookmark = item[this.uniqueId];
+    }
+
     let index = this.columns.get(this.sortedOn).push(item);
     for (let [key, column] of this.columns) {
       if (key != this.sortedOn) {
diff --git a/devtools/client/storage/test/browser.ini b/devtools/client/storage/test/browser.ini
index dd7f48bd75..0ac28a92d1 100644
--- a/devtools/client/storage/test/browser.ini
+++ b/devtools/client/storage/test/browser.ini
@@ -29,7 +29,9 @@ support-files =
 [browser_storage_delete.js]
 [browser_storage_delete_all.js]
 [browser_storage_delete_tree.js]
-[browser_storage_dynamic_updates.js]
+[browser_storage_dynamic_updates_cookies.js]
+[browser_storage_dynamic_updates_localStorage.js]
+[browser_storage_dynamic_updates_sessionStorage.js]
 [browser_storage_empty_objectstores.js]
 [browser_storage_indexeddb_delete.js]
 [browser_storage_indexeddb_delete_blocked.js]
diff --git a/devtools/client/storage/test/browser_storage_basic.js b/devtools/client/storage/test/browser_storage_basic.js
index 343d461700..10eb8d0ca8 100644
--- a/devtools/client/storage/test/browser_storage_basic.js
+++ b/devtools/client/storage/test/browser_storage_basic.js
@@ -2,6 +2,8 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+/* import-globals-from head.js */
+
 // Basic test to assert that the storage tree and table corresponding to each
 // item in the storage tree is correctly displayed
 
@@ -21,10 +23,23 @@
 "use strict";
 
 const testCases = [
-  [["cookies", "test1.example.org"],
-   ["c1", "cs2", "c3", "uc1"]],
-  [["cookies", "sectest1.example.org"],
-   ["uc1", "cs2", "sc1"]],
+  [
+    ["cookies", "test1.example.org"],
+    [
+      getCookieId("c1", "test1.example.org", "/browser"),
+      getCookieId("cs2", ".example.org", "/"),
+      getCookieId("c3", "test1.example.org", "/"),
+      getCookieId("uc1", ".example.org", "/")
+    ]
+  ],
+  [
+    ["cookies", "sectest1.example.org"],
+    [
+      getCookieId("uc1", ".example.org", "/"),
+      getCookieId("cs2", ".example.org", "/"),
+      getCookieId("sc1", "sectest1.example.org", "/browser/devtools/client/storage/test/")
+    ]
+  ],
   [["localStorage", "http://test1.example.org"],
    ["ls1", "ls2"]],
   [["localStorage", "http://sectest1.example.org"],
diff --git a/devtools/client/storage/test/browser_storage_cookies_delete_all.js b/devtools/client/storage/test/browser_storage_cookies_delete_all.js
index 6e6008e662..ba64014fd4 100644
--- a/devtools/client/storage/test/browser_storage_cookies_delete_all.js
+++ b/devtools/client/storage/test/browser_storage_cookies_delete_all.js
@@ -21,8 +21,8 @@ function* performDelete(store, rowName, deleteAll) {
   yield selectTreeItem(store);
 
   let eventWait = gUI.once("store-objects-updated");
+  let cells = getRowCells(rowName, true);
 
-  let cells = getRowCells(rowName);
   yield waitForContextMenu(contextMenu, cells.name, () => {
     info(`Opened context menu in ${storeName}, row '${rowName}'`);
     if (deleteAll) {
@@ -43,24 +43,54 @@ add_task(function* () {
 
   info("test state before delete");
   yield checkState([
-    [["cookies", "test1.example.org"], ["c1", "c3", "cs2", "uc1"]],
-    [["cookies", "sectest1.example.org"], ["cs2", "sc1", "uc1"]],
+    [
+      ["cookies", "test1.example.org"], [
+        getCookieId("c1", "test1.example.org", "/browser"),
+        getCookieId("c3", "test1.example.org", "/"),
+        getCookieId("cs2", ".example.org", "/"),
+        getCookieId("uc1", ".example.org", "/")
+      ]
+    ],
+    [
+      ["cookies", "sectest1.example.org"], [
+        getCookieId("cs2", ".example.org", "/"),
+        getCookieId("sc1", "sectest1.example.org",
+                    "/browser/devtools/client/storage/test/"),
+        getCookieId("uc1", ".example.org", "/")
+      ]
+    ],
   ]);
 
   info("delete all from domain");
   // delete only cookies that match the host exactly
-  yield performDelete(["cookies", "test1.example.org"], "c1", false);
+  let id = getCookieId("c1", "test1.example.org", "/browser");
+  yield performDelete(["cookies", "test1.example.org"], id, false);
 
   info("test state after delete all from domain");
   yield checkState([
     // Domain cookies (.example.org) must not be deleted.
-    [["cookies", "test1.example.org"], ["cs2", "uc1"]],
-    [["cookies", "sectest1.example.org"], ["cs2", "sc1", "uc1"]],
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("cs2", ".example.org", "/"),
+        getCookieId("uc1", ".example.org", "/")
+      ]
+    ],
+    [
+      ["cookies", "sectest1.example.org"],
+      [
+        getCookieId("cs2", ".example.org", "/"),
+        getCookieId("uc1", ".example.org", "/"),
+        getCookieId("sc1", "sectest1.example.org",
+                    "/browser/devtools/client/storage/test/"),
+      ]
+    ],
   ]);
 
   info("delete all");
   // delete all cookies for host, including domain cookies
-  yield performDelete(["cookies", "sectest1.example.org"], "uc1", true);
+  id = getCookieId("uc1", ".example.org", "/");
+  yield performDelete(["cookies", "sectest1.example.org"], id, true);
 
   info("test state after delete all");
   yield checkState([
diff --git a/devtools/client/storage/test/browser_storage_cookies_domain.js b/devtools/client/storage/test/browser_storage_cookies_domain.js
index dc93d6e676..7b194b73e6 100644
--- a/devtools/client/storage/test/browser_storage_cookies_domain.js
+++ b/devtools/client/storage/test/browser_storage_cookies_domain.js
@@ -13,8 +13,16 @@ add_task(function* () {
   yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-cookies.html");
 
   yield checkState([
-    [["cookies", "test1.example.org"],
-      ["test1", "test2", "test3", "test4", "test5"]],
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("test1", ".test1.example.org", "/browser"),
+        getCookieId("test2", "test1.example.org", "/browser"),
+        getCookieId("test3", ".test1.example.org", "/browser"),
+        getCookieId("test4", "test1.example.org", "/browser"),
+        getCookieId("test5", ".test1.example.org", "/browser")
+      ]
+    ],
   ]);
 
   yield finishTests();
diff --git a/devtools/client/storage/test/browser_storage_cookies_edit.js b/devtools/client/storage/test/browser_storage_cookies_edit.js
index 5818e4864d..14944b3985 100644
--- a/devtools/client/storage/test/browser_storage_cookies_edit.js
+++ b/devtools/client/storage/test/browser_storage_cookies_edit.js
@@ -10,13 +10,20 @@ add_task(function* () {
   yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-cookies.html");
   showAllColumns(true);
 
-  yield editCell("test3", "name", "newTest3");
-  yield editCell("newTest3", "path", "/");
-  yield editCell("newTest3", "host", "test1.example.org");
-  yield editCell("newTest3", "expires", "Tue, 14 Feb 2040 17:41:14 GMT");
-  yield editCell("newTest3", "value", "newValue3");
-  yield editCell("newTest3", "isSecure", "true");
-  yield editCell("newTest3", "isHttpOnly", "true");
+  let id = getCookieId("test3", ".test1.example.org", "/browser");
+  yield editCell(id, "name", "newTest3");
+
+  id = getCookieId("newTest3", ".test1.example.org", "/browser");
+  yield editCell(id, "host", "test1.example.org");
+
+  id = getCookieId("newTest3", "test1.example.org", "/browser");
+  yield editCell(id, "path", "/");
+
+  id = getCookieId("newTest3", "test1.example.org", "/");
+  yield editCell(id, "expires", "Tue, 14 Feb 2040 17:41:14 GMT");
+  yield editCell(id, "value", "newValue3");
+  yield editCell(id, "isSecure", "true");
+  yield editCell(id, "isHttpOnly", "true");
 
   yield finishTests();
 });
diff --git a/devtools/client/storage/test/browser_storage_cookies_edit_keyboard.js b/devtools/client/storage/test/browser_storage_cookies_edit_keyboard.js
index 1208c43768..4bbb63fbee 100644
--- a/devtools/client/storage/test/browser_storage_cookies_edit_keyboard.js
+++ b/devtools/client/storage/test/browser_storage_cookies_edit_keyboard.js
@@ -10,10 +10,11 @@ add_task(function* () {
   yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-cookies.html");
   showAllColumns(true);
 
-  yield startCellEdit("test4", "name");
+  let id = getCookieId("test4", "test1.example.org", "/browser");
+  yield startCellEdit(id, "name");
   yield typeWithTerminator("test6", "VK_TAB");
-  yield typeWithTerminator("/", "VK_TAB");
   yield typeWithTerminator(".example.org", "VK_TAB");
+  yield typeWithTerminator("/", "VK_TAB");
   yield typeWithTerminator("Tue, 25 Dec 2040 12:00:00 GMT", "VK_TAB");
   yield typeWithTerminator("test6value", "VK_TAB");
   yield typeWithTerminator("false", "VK_TAB");
diff --git a/devtools/client/storage/test/browser_storage_cookies_tab_navigation.js b/devtools/client/storage/test/browser_storage_cookies_tab_navigation.js
index 783a0c8449..5da359b8d6 100644
--- a/devtools/client/storage/test/browser_storage_cookies_tab_navigation.js
+++ b/devtools/client/storage/test/browser_storage_cookies_tab_navigation.js
@@ -10,7 +10,8 @@ add_task(function* () {
   yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-cookies.html");
   showAllColumns(true);
 
-  yield startCellEdit("test1", "name");
+  let id = getCookieId("test1", ".test1.example.org", "/browser");
+  yield startCellEdit(id, "name");
 
   PressKeyXTimes("VK_TAB", 18);
   is(getCurrentEditorValue(), "value3",
diff --git a/devtools/client/storage/test/browser_storage_delete.js b/devtools/client/storage/test/browser_storage_delete.js
index c0e2b0ad7b..d5cb59a101 100644
--- a/devtools/client/storage/test/browser_storage_delete.js
+++ b/devtools/client/storage/test/browser_storage_delete.js
@@ -13,8 +13,10 @@ const TEST_CASES = [
     "ls1", "name"],
   [["sessionStorage", "http://test1.example.org"],
     "ss1", "name"],
-  [["cookies", "test1.example.org"],
-    "c1", "name"],
+  [
+    ["cookies", "test1.example.org"],
+    getCookieId("c1", "test1.example.org", "/browser"), "name"
+  ],
   [["indexedDB", "http://test1.example.org", "idb1", "obj1"],
     1, "name"],
   [["Cache", "http://test1.example.org", "plop"],
@@ -41,7 +43,7 @@ add_task(function* () {
     yield waitForContextMenu(contextMenu, row[cellToClick], () => {
       info(`Opened context menu in ${treeItemName}, row '${rowName}'`);
       menuDeleteItem.click();
-      let truncatedRowName = String(rowName).substr(0, 16);
+      let truncatedRowName = String(rowName).replace(SEPARATOR_GUID, "-").substr(0, 16);
       ok(menuDeleteItem.getAttribute("label").includes(truncatedRowName),
         `Context menu item label contains '${rowName}' (maybe truncated)`);
     });
diff --git a/devtools/client/storage/test/browser_storage_delete_tree.js b/devtools/client/storage/test/browser_storage_delete_tree.js
index 867a1c8b68..3e866a2f50 100644
--- a/devtools/client/storage/test/browser_storage_delete_tree.js
+++ b/devtools/client/storage/test/browser_storage_delete_tree.js
@@ -17,7 +17,15 @@ add_task(function* () {
 
   info("test state before delete");
   yield checkState([
-    [["cookies", "test1.example.org"], ["c1", "c3", "cs2", "uc1"]],
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c1", "test1.example.org", "/browser"),
+        getCookieId("cs2", ".example.org", "/"),
+        getCookieId("c3", "test1.example.org", "/"),
+        getCookieId("uc1", ".example.org", "/")
+      ]
+    ],
     [["localStorage", "http://test1.example.org"], ["ls1", "ls2"]],
     [["sessionStorage", "http://test1.example.org"], ["ss1"]],
     [["indexedDB", "http://test1.example.org", "idb1", "obj1"], [1, 2, 3]],
diff --git a/devtools/client/storage/test/browser_storage_dynamic_updates_cookies.js b/devtools/client/storage/test/browser_storage_dynamic_updates_cookies.js
new file mode 100644
index 0000000000..6cf52f2d33
--- /dev/null
+++ b/devtools/client/storage/test/browser_storage_dynamic_updates_cookies.js
@@ -0,0 +1,188 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+// Test dynamic updates in the storage inspector for cookies.
+
+add_task(function* () {
+  yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-updates.html");
+
+  gUI.tree.expandAll();
+
+  ok(gUI.sidebar.hidden, "Sidebar is initially hidden");
+  let c1id = getCookieId("c1", "test1.example.org", "/browser");
+  yield selectTableItem(c1id);
+
+  // test that value is something initially
+  let initialValue = [[
+    {name: "c1", value: "1.2.3.4.5.6.7"},
+    {name: "c1.Path", value: "/browser"}
+  ], [
+    {name: "c1", value: "Array"},
+    {name: "c1.0", value: "1"},
+    {name: "c1.6", value: "7"}
+  ]];
+
+  // test that value is something initially
+  let finalValue = [[
+    {name: "c1", value: '{"foo": 4,"bar":6}'},
+    {name: "c1.Path", value: "/browser"}
+  ], [
+    {name: "c1", value: "Object"},
+    {name: "c1.foo", value: "4"},
+    {name: "c1.bar", value: "6"}
+  ]];
+
+  // Check that sidebar shows correct initial value
+  yield findVariableViewProperties(initialValue[0], false);
+
+  yield findVariableViewProperties(initialValue[1], true);
+  // Check if table shows correct initial value
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c1", "test1.example.org", "/browser"),
+        getCookieId("c2", "test1.example.org", "/browser")
+      ]
+    ],
+  ]);
+  checkCell(c1id, "value", "1.2.3.4.5.6.7");
+
+  gWindow.addCookie("c1", '{"foo": 4,"bar":6}', "/browser");
+  yield gUI.once("sidebar-updated");
+
+  yield findVariableViewProperties(finalValue[0], false);
+  yield findVariableViewProperties(finalValue[1], true);
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c1", "test1.example.org", "/browser"),
+        getCookieId("c2", "test1.example.org", "/browser")
+      ]
+    ],
+  ]);
+  checkCell(c1id, "value", '{"foo": 4,"bar":6}');
+
+  // Add a new entry
+  gWindow.addCookie("c3", "booyeah");
+
+  // Wait once for update and another time for value fetching
+  yield gUI.once("store-objects-updated");
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c1", "test1.example.org", "/browser"),
+        getCookieId("c2", "test1.example.org", "/browser"),
+        getCookieId("c3", "test1.example.org",
+                    "/browser/devtools/client/storage/test/")
+      ]
+    ],
+  ]);
+  let c3id = getCookieId("c3", "test1.example.org",
+                         "/browser/devtools/client/storage/test/");
+  checkCell(c3id, "value", "booyeah");
+
+  // Add another
+  gWindow.addCookie("c4", "booyeah");
+
+  // Wait once for update and another time for value fetching
+  yield gUI.once("store-objects-updated");
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c1", "test1.example.org", "/browser"),
+        getCookieId("c2", "test1.example.org", "/browser"),
+        getCookieId("c3", "test1.example.org",
+                    "/browser/devtools/client/storage/test/"),
+        getCookieId("c4", "test1.example.org",
+                    "/browser/devtools/client/storage/test/")
+      ]
+    ],
+  ]);
+  let c4id = getCookieId("c4", "test1.example.org",
+                         "/browser/devtools/client/storage/test/");
+  checkCell(c4id, "value", "booyeah");
+
+  // Removing cookies
+  gWindow.removeCookie("c1", "/browser");
+
+  yield gUI.once("sidebar-updated");
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c2", "test1.example.org", "/browser"),
+        getCookieId("c3", "test1.example.org",
+                    "/browser/devtools/client/storage/test/"),
+        getCookieId("c4", "test1.example.org",
+                    "/browser/devtools/client/storage/test/")
+      ]
+    ],
+  ]);
+
+  ok(!gUI.sidebar.hidden, "Sidebar still visible for next row");
+
+  // Check if next element's value is visible in sidebar
+  yield findVariableViewProperties([{name: "c2", value: "foobar"}]);
+
+  // Keep deleting till no rows
+  gWindow.removeCookie("c3");
+
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c2", "test1.example.org", "/browser"),
+        getCookieId("c4", "test1.example.org",
+                    "/browser/devtools/client/storage/test/")
+      ]
+    ],
+  ]);
+
+  // Check if next element's value is visible in sidebar
+  yield findVariableViewProperties([{name: "c2", value: "foobar"}]);
+
+  gWindow.removeCookie("c2", "/browser");
+
+  yield gUI.once("sidebar-updated");
+
+  yield checkState([
+    [
+      ["cookies", "test1.example.org"],
+      [
+        getCookieId("c4", "test1.example.org",
+                    "/browser/devtools/client/storage/test/")
+      ]
+    ],
+  ]);
+
+  // Check if next element's value is visible in sidebar
+  yield findVariableViewProperties([{name: "c4", value: "booyeah"}]);
+
+  gWindow.removeCookie("c4");
+
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [["cookies", "test1.example.org"], [ ]],
+  ]);
+
+  ok(gUI.sidebar.hidden, "Sidebar is hidden when no rows");
+
+  yield finishTests();
+});
diff --git a/devtools/client/storage/test/browser_storage_dynamic_updates_localStorage.js b/devtools/client/storage/test/browser_storage_dynamic_updates_localStorage.js
new file mode 100644
index 0000000000..35912ce3a2
--- /dev/null
+++ b/devtools/client/storage/test/browser_storage_dynamic_updates_localStorage.js
@@ -0,0 +1,70 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+// Test dynamic updates in the storage inspector for localStorage.
+
+add_task(function* () {
+  yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-updates.html");
+
+  gUI.tree.expandAll();
+
+  ok(gUI.sidebar.hidden, "Sidebar is initially hidden");
+
+  yield checkState([
+    [
+      ["localStorage", "http://test1.example.org"],
+      ["ls1", "ls2", "ls3", "ls4", "ls5", "ls6", "ls7"]
+    ],
+  ]);
+
+  gWindow.localStorage.removeItem("ls4");
+
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["localStorage", "http://test1.example.org"],
+      ["ls1", "ls2", "ls3", "ls5", "ls6", "ls7"]
+    ],
+  ]);
+
+  gWindow.localStorage.setItem("ls4", "again");
+
+  yield gUI.once("store-objects-updated");
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["localStorage", "http://test1.example.org"],
+      ["ls1", "ls2", "ls3", "ls4", "ls5", "ls6", "ls7"]
+    ],
+  ]);
+  // Updating a row
+  gWindow.localStorage.setItem("ls2", "ls2-changed");
+
+  yield gUI.once("store-objects-updated");
+  yield gUI.once("store-objects-updated");
+
+  checkCell("ls2", "value", "ls2-changed");
+
+  // Clearing items. Bug 1233497 makes it so that we can no longer yield
+  // CPOWs from Tasks. We work around this by calling clear via a ContentTask
+  // instead.
+  yield ContentTask.spawn(gBrowser.selectedBrowser, null, function* () {
+    return Task.spawn(content.wrappedJSObject.clear);
+  });
+
+  yield gUI.once("store-objects-cleared");
+
+  yield checkState([
+    [
+      ["localStorage", "http://test1.example.org"],
+      [ ]
+    ],
+  ]);
+
+  yield finishTests();
+});
diff --git a/devtools/client/storage/test/browser_storage_dynamic_updates_sessionStorage.js b/devtools/client/storage/test/browser_storage_dynamic_updates_sessionStorage.js
new file mode 100644
index 0000000000..8c2f2537e7
--- /dev/null
+++ b/devtools/client/storage/test/browser_storage_dynamic_updates_sessionStorage.js
@@ -0,0 +1,83 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+// Test dynamic updates in the storage inspector for sessionStorage.
+
+add_task(function* () {
+  yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-updates.html");
+
+  gUI.tree.expandAll();
+
+  ok(gUI.sidebar.hidden, "Sidebar is initially hidden");
+  yield checkState([
+    [
+      ["sessionStorage", "http://test1.example.org"],
+      ["ss1", "ss2", "ss3"]
+    ],
+  ]);
+
+  gWindow.sessionStorage.setItem("ss4", "new-item");
+
+  yield gUI.once("store-objects-updated");
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["sessionStorage", "http://test1.example.org"],
+      ["ss1", "ss2", "ss3", "ss4"]
+    ],
+  ]);
+
+  // deleting item
+
+  gWindow.sessionStorage.removeItem("ss3");
+
+  yield gUI.once("store-objects-updated");
+
+  gWindow.sessionStorage.removeItem("ss1");
+
+  yield gUI.once("store-objects-updated");
+
+  yield checkState([
+    [
+      ["sessionStorage", "http://test1.example.org"],
+      ["ss2", "ss4"]
+    ],
+  ]);
+
+  yield selectTableItem("ss2");
+
+  ok(!gUI.sidebar.hidden, "sidebar is visible");
+
+  // Checking for correct value in sidebar before update
+  yield findVariableViewProperties([{name: "ss2", value: "foobar"}]);
+
+  gWindow.sessionStorage.setItem("ss2", "changed=ss2");
+
+  yield gUI.once("sidebar-updated");
+
+  checkCell("ss2", "value", "changed=ss2");
+
+  yield findVariableViewProperties([{name: "ss2", value: "changed=ss2"}]);
+
+  // Clearing items. Bug 1233497 makes it so that we can no longer yield
+  // CPOWs from Tasks. We work around this by calling clear via a ContentTask
+  // instead.
+  yield ContentTask.spawn(gBrowser.selectedBrowser, null, function* () {
+    return Task.spawn(content.wrappedJSObject.clear);
+  });
+
+  yield gUI.once("store-objects-cleared");
+
+  yield checkState([
+    [
+      ["sessionStorage", "http://test1.example.org"],
+      [ ]
+    ],
+  ]);
+
+  yield finishTests();
+});
diff --git a/devtools/client/storage/test/browser_storage_sidebar.js b/devtools/client/storage/test/browser_storage_sidebar.js
index 9b60026a01..d1a71c6675 100644
--- a/devtools/client/storage/test/browser_storage_sidebar.js
+++ b/devtools/client/storage/test/browser_storage_sidebar.js
@@ -20,22 +20,22 @@ const testCases = [
     sidebarHidden: true
   },
   {
-    location: "cs2",
+    location: getCookieId("cs2", ".example.org", "/"),
     sidebarHidden: false
   },
   {
     sendEscape: true
   },
   {
-    location: "cs2",
+    location: getCookieId("cs2", ".example.org", "/"),
     sidebarHidden: false
   },
   {
-    location: "uc1",
+    location: getCookieId("uc1", ".example.org", "/"),
     sidebarHidden: false
   },
   {
-    location: "uc1",
+    location: getCookieId("uc1", ".example.org", "/"),
     sidebarHidden: false
   },
 
diff --git a/devtools/client/storage/test/browser_storage_values.js b/devtools/client/storage/test/browser_storage_values.js
index 920ce350eb..122a867bb1 100644
--- a/devtools/client/storage/test/browser_storage_values.js
+++ b/devtools/client/storage/test/browser_storage_values.js
@@ -17,7 +17,7 @@
 const LONG_WORD = "a".repeat(1000);
 
 const testCases = [
-  ["cs2", [
+  [getCookieId("cs2", ".example.org", "/"), [
     {name: "cs2", value: "sessionCookie"},
     {name: "cs2.Path", value: "/"},
     {name: "cs2.HostOnly", value: "false"},
@@ -26,7 +26,7 @@ const testCases = [
     {name: "cs2.Expires", value: "Session"},
     {name: "cs2.Secure", value: "false"},
   ]],
-  ["c1", [
+  [getCookieId("c1", "test1.example.org", "/browser"), [
     {name: "c1", value: JSON.stringify(["foo", "Bar", {foo: "Bar"}])},
     {name: "c1.Path", value: "/browser"},
     {name: "c1.HostOnly", value: "true"},
@@ -42,9 +42,13 @@ const testCases = [
     {name: "c1.2", value: "Object"},
     {name: "c1.2.foo", value: "Bar"},
   ], true],
-  ["c_encoded", [
-    {name: "c_encoded", value: encodeURIComponent(JSON.stringify({foo: {foo1: "bar"}}))}
-  ]],
+  [
+    getCookieId("c_encoded", "test1.example.org",
+                "/browser/devtools/client/storage/test/"),
+    [
+      {name: "c_encoded", value: encodeURIComponent(JSON.stringify({foo: {foo1: "bar"}}))}
+    ]
+  ],
   [null, [
     {name: "c_encoded", value: "Object"},
     {name: "c_encoded.foo", value: "Object"},
diff --git a/devtools/client/storage/test/head.js b/devtools/client/storage/test/head.js
index 9662393cfa..894056c9e9 100644
--- a/devtools/client/storage/test/head.js
+++ b/devtools/client/storage/test/head.js
@@ -24,6 +24,11 @@ const MAIN_DOMAIN = "http://test1.example.org/" + PATH;
 const ALT_DOMAIN = "http://sectest1.example.org/" + PATH;
 const ALT_DOMAIN_SECURED = "https://sectest1.example.org:443/" + PATH;
 
+// GUID to be used as a separator in compound keys. This must match the same
+// constant in devtools/server/actors/storage.js,
+// devtools/client/storage/ui.js and devtools/server/tests/browser/head.js
+const SEPARATOR_GUID = "{9d414cc5-8319-0a04-0586-c0a6ae01670a}";
+
 var gToolbox, gPanelWindow, gWindow, gUI;
 
 // Services.prefs.setBoolPref(DUMPEMIT_PREF, true);
@@ -505,10 +510,16 @@ function* selectTreeItem(ids) {
  *        The id of the row in the table widget
  */
 function* selectTableItem(id) {
-  let selector = ".table-widget-cell[data-id='" + id + "']";
+  let table = gUI.table;
+  let selector = ".table-widget-column#" + table.uniqueId +
+                 " .table-widget-cell[value='" + id + "']";
   let target = gPanelWindow.document.querySelector(selector);
   ok(target, "table item found with ids " + id);
 
+  if (!target) {
+    showAvailableIds();
+  }
+
   yield click(target);
   yield gUI.once("sidebar-updated");
 }
@@ -586,22 +597,39 @@ function getRowCells(id, includeHidden = false) {
 
   if (!item) {
     ok(false, "Row id '" + id + "' exists");
+
+    showAvailableIds();
   }
 
-  let index = table.columns.get(table.uniqueId).visibleCellNodes.indexOf(item);
+  let index = table.columns.get(table.uniqueId).cellNodes.indexOf(item);
   let cells = {};
 
   for (let [name, column] of [...table.columns]) {
     if (!includeHidden && column.column.parentNode.hidden) {
       continue;
     }
-    cells[name] = column.visibleCellNodes[index];
+    cells[name] = column.cellNodes[index];
   }
 
   return cells;
 }
 
 /**
+ * Show available ids.
+ */
+function showAvailableIds() {
+  let doc = gPanelWindow.document;
+  let table = gUI.table;
+
+  info("Available ids:");
+  let cells = doc.querySelectorAll(".table-widget-column#" + table.uniqueId +
+                                   " .table-widget-cell");
+  for (let cell of cells) {
+    info("  - " + cell.getAttribute("value"));
+  }
+}
+
+/**
  * Get a cell value.
  *
  * @param {String} id
@@ -798,9 +826,18 @@ function* checkState(state) {
 
     is(items.size, names.length,
       `There is correct number of rows in ${storeName}`);
+
+    if (names.length === 0) {
+      showAvailableIds();
+    }
+
     for (let name of names) {
       ok(items.has(name),
         `There is item with name '${name}' in ${storeName}`);
+
+      if (!items.has(name)) {
+        showAvailableIds();
+      }
     }
   }
 }
@@ -838,3 +875,7 @@ var focusSearchBoxUsingShortcut = Task.async(function* (panelWin, callback) {
     callback();
   }
 });
+
+function getCookieId(name, domain, path) {
+  return `${name}${SEPARATOR_GUID}${domain}${SEPARATOR_GUID}${path}`;
+}
diff --git a/devtools/client/storage/test/storage-updates.html b/devtools/client/storage/test/storage-updates.html
index a009814b2f..341992f614 100644
--- a/devtools/client/storage/test/storage-updates.html
+++ b/devtools/client/storage/test/storage-updates.html
@@ -38,8 +38,10 @@ window.removeCookie = function(name, path) {
  * can be tested.
  */
 window.clear = function*() {
-  sessionStorage.clear();
+  localStorage.clear();
+  dump("removed localStorage from " + document.location + "\n");
 
+  sessionStorage.clear();
   dump("removed sessionStorage from " + document.location + "\n");
 };
 
diff --git a/devtools/client/storage/ui.js b/devtools/client/storage/ui.js
index 6af493e44d..c4dd57c6eb 100644
--- a/devtools/client/storage/ui.js
+++ b/devtools/client/storage/ui.js
@@ -12,6 +12,12 @@ const {KeyShortcuts} = require("devtools/client/shared/key-shortcuts");
 const JSOL = require("devtools/client/shared/vendor/jsol");
 const {KeyCodes} = require("devtools/client/shared/keycodes");
 
+// GUID to be used as a separator in compound keys. This must match the same
+// constant in devtools/server/actors/storage.js,
+// devtools/client/storage/test/head.js and
+// devtools/server/tests/browser/head.js
+const SEPARATOR_GUID = "{9d414cc5-8319-0a04-0586-c0a6ae01670a}";
+
 loader.lazyRequireGetter(this, "TreeWidget",
                          "devtools/client/shared/widgets/TreeWidget", true);
 loader.lazyRequireGetter(this, "TableWidget",
@@ -36,13 +42,6 @@ const GENERIC_VARIABLES_VIEW_SETTINGS = {
   preventDescriptorModifiers: true
 };
 
-// Columns which are hidden by default in the storage table
-const HIDDEN_COLUMNS = [
-  "creationTime",
-  "isDomain",
-  "isSecure"
-];
-
 const REASON = {
   NEW_ROW: "new-row",
   NEXT_50_ITEMS: "next-50-items",
@@ -786,6 +785,8 @@ StorageUI.prototype = {
     let uniqueKey = null;
     let columns = {};
     let editableFields = [];
+    let hiddenFields = [];
+    let privateFields = [];
     let fields = yield this.getCurrentActor().getFields(subtype);
 
     fields.forEach(f => {
@@ -797,6 +798,14 @@ StorageUI.prototype = {
         editableFields.push(f.name);
       }
 
+      if (f.hidden) {
+        hiddenFields.push(f.name);
+      }
+
+      if (f.private) {
+        privateFields.push(f.name);
+      }
+
       columns[f.name] = f.name;
       let columnName;
       try {
@@ -812,7 +821,7 @@ StorageUI.prototype = {
       }
     });
 
-    this.table.setColumns(columns, null, HIDDEN_COLUMNS);
+    this.table.setColumns(columns, null, hiddenFields, privateFields);
     this.hideSidebar();
 
     yield this.makeFieldsEditable(editableFields);
@@ -927,10 +936,13 @@ StorageUI.prototype = {
 
     let rowId = this.table.contextMenuRowId;
     let data = this.table.items.get(rowId);
-    let name = addEllipsis(data[this.table.uniqueId]);
+    let name = data[this.table.uniqueId];
+
+    let separatorRegex = new RegExp(SEPARATOR_GUID, "g");
+    let label = addEllipsis((name + "").replace(separatorRegex, "-"));
 
     this._tablePopupDelete.setAttribute("label",
-      L10N.getFormatStr("storage.popupMenu.deleteLabel", name));
+      L10N.getFormatStr("storage.popupMenu.deleteLabel", label));
 
     if (type === "cookies") {
       let host = addEllipsis(data.host);
diff --git a/devtools/server/actors/storage.js b/devtools/server/actors/storage.js
index 572cd6b684..894e282f0c 100644
--- a/devtools/server/actors/storage.js
+++ b/devtools/server/actors/storage.js
@@ -15,6 +15,12 @@ const {isWindowIncluded} = require("devtools/shared/layout/utils");
 const specs = require("devtools/shared/specs/storage");
 const { Task } = require("devtools/shared/task");
 
+// GUID to be used as a separator in compound keys. This must match the same
+// constant in devtools/client/storage/ui.js,
+// devtools/client/storage/test/head.js and
+// devtools/server/tests/browser/head.js
+const SEPARATOR_GUID = "{9d414cc5-8319-0a04-0586-c0a6ae01670a}";
+
 loader.lazyImporter(this, "OS", "resource://gre/modules/osfile.jsm");
 loader.lazyImporter(this, "Sqlite", "resource://gre/modules/Sqlite.jsm");
 
@@ -460,11 +466,13 @@ StorageActors.createActor({
     }
 
     return {
+      uniqueKey: `${cookie.name}${SEPARATOR_GUID}${cookie.host}` +
+                 `${SEPARATOR_GUID}${cookie.path}`,
       name: cookie.name,
-      path: cookie.path || "",
       host: cookie.host || "",
+      path: cookie.path || "",
 
-      // because expires is in seconds
+      // because creationTime is in micro seconds
       expires: (cookie.expires || 0) * 1000,
 
       // because it is in micro seconds
@@ -488,7 +496,10 @@ StorageActors.createActor({
 
     for (let cookie of cookies) {
       if (this.isCookieAtHost(cookie, host)) {
-        this.hostVsStores.get(host).set(cookie.name, cookie);
+        let uniqueKey = `${cookie.name}${SEPARATOR_GUID}${cookie.host}` +
+                        `${SEPARATOR_GUID}${cookie.path}`;
+
+        this.hostVsStores.get(host).set(uniqueKey, cookie);
       }
     }
   },
@@ -521,8 +532,11 @@ StorageActors.createActor({
       case "changed":
         if (hosts.length) {
           for (let host of hosts) {
-            this.hostVsStores.get(host).set(subject.name, subject);
-            data[host] = [subject.name];
+            let uniqueKey = `${subject.name}${SEPARATOR_GUID}${subject.host}` +
+                            `${SEPARATOR_GUID}${subject.path}`;
+
+            this.hostVsStores.get(host).set(uniqueKey, subject);
+            data[host] = [uniqueKey];
           }
           this.storageActor.update(action, "cookies", data);
         }
@@ -531,8 +545,11 @@ StorageActors.createActor({
       case "deleted":
         if (hosts.length) {
           for (let host of hosts) {
-            this.hostVsStores.get(host).delete(subject.name);
-            data[host] = [subject.name];
+            let uniqueKey = `${subject.name}${SEPARATOR_GUID}${subject.host}` +
+                            `${SEPARATOR_GUID}${subject.path}`;
+
+            this.hostVsStores.get(host).delete(uniqueKey);
+            data[host] = [uniqueKey];
           }
           this.storageActor.update("deleted", "cookies", data);
         }
@@ -543,8 +560,11 @@ StorageActors.createActor({
           for (let host of hosts) {
             let stores = [];
             for (let cookie of subject) {
-              this.hostVsStores.get(host).delete(cookie.name);
-              stores.push(cookie.name);
+              let uniqueKey = `${cookie.name}${SEPARATOR_GUID}${cookie.host}` +
+                              `${SEPARATOR_GUID}${cookie.path}`;
+
+              this.hostVsStores.get(host).delete(uniqueKey);
+              stores.push(uniqueKey);
             }
             data[host] = stores;
           }
@@ -566,15 +586,17 @@ StorageActors.createActor({
 
   getFields: Task.async(function* () {
     return [
-      { name: "name", editable: 1},
-      { name: "path", editable: 1},
-      { name: "host", editable: 1},
-      { name: "expires", editable: 1},
-      { name: "lastAccessed", editable: 0},
-      { name: "value", editable: 1},
-      { name: "isDomain", editable: 0},
-      { name: "isSecure", editable: 1},
-      { name: "isHttpOnly", editable: 1}
+      { name: "uniqueKey", editable: false, private: true },
+      { name: "name", editable: true, hidden: false },
+      { name: "host", editable: true, hidden: false },
+      { name: "path", editable: true, hidden: false },
+      { name: "expires", editable: true, hidden: false },
+      { name: "lastAccessed", editable: false, hidden: false },
+      { name: "creationTime", editable: false, hidden: true },
+      { name: "value", editable: true, hidden: false },
+      { name: "isDomain", editable: false, hidden: true },
+      { name: "isSecure", editable: true, hidden: true },
+      { name: "isHttpOnly", editable: true, hidden: false }
     ];
   }),
 
@@ -696,7 +718,7 @@ var cookieHelpers = {
    *        {
    *          host: "http://www.mozilla.org",
    *          field: "value",
-   *          key: "name",
+   *          editCookie: "name",
    *          oldValue: "%7BHello%7D",
    *          newValue: "%7BHelloo%7D",
    *          items: {
@@ -720,10 +742,13 @@ var cookieHelpers = {
     let origPath = field === "path" ? oldValue : data.items.path;
     let cookie = null;
 
-    let enumerator = Services.cookies.getCookiesFromHost(origHost, data.originAttributes || {});
+    let enumerator =
+      Services.cookies.getCookiesFromHost(origHost, data.originAttributes || {});
     while (enumerator.hasMoreElements()) {
       let nsiCookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
-      if (nsiCookie.name === origName && nsiCookie.host === origHost) {
+      if (nsiCookie.name === origName &&
+          nsiCookie.host === origHost &&
+          nsiCookie.path === origPath) {
         cookie = {
           host: nsiCookie.host,
           path: nsiCookie.path,
@@ -743,7 +768,7 @@ var cookieHelpers = {
       return;
     }
 
-    // If the date is expired set it for 1 minute in the future.
+    // If the date is expired set it for 10 seconds in the future.
     let now = new Date();
     if (!cookie.isSession && (cookie.expires * 1000) <= now) {
       let tenSecondsFromNow = (now.getTime() + 10 * 1000) / 1000;
@@ -797,6 +822,15 @@ var cookieHelpers = {
   },
 
   _removeCookies(host, opts = {}) {
+    // We use a uniqueId to emulate compound keys for cookies. We need to
+    // extract the cookie name to remove the correct cookie.
+    if (opts.name) {
+      let split = opts.name.split(SEPARATOR_GUID);
+
+      opts.name = split[0];
+      opts.path = split[2];
+    }
+
     function hostMatches(cookieHost, matchHost) {
       if (cookieHost == null) {
         return matchHost == null;
@@ -807,12 +841,15 @@ var cookieHelpers = {
       return cookieHost == host;
     }
 
-    let enumerator = Services.cookies.getCookiesFromHost(host, opts.originAttributes || {});
+    let enumerator =
+      Services.cookies.getCookiesFromHost(host, opts.originAttributes || {});
+
     while (enumerator.hasMoreElements()) {
       let cookie = enumerator.getNext().QueryInterface(Ci.nsICookie2);
       if (hostMatches(cookie.host, host) &&
           (!opts.name || cookie.name === opts.name) &&
-          (!opts.domain || cookie.host === opts.domain)) {
+          (!opts.domain || cookie.host === opts.domain) &&
+          (!opts.path || cookie.path === opts.path)) {
         Services.cookies.remove(
           cookie.host,
           cookie.name,
@@ -1024,8 +1061,8 @@ function getObjectForLocalOrSessionStorage(type) {
 
     getFields: Task.async(function* () {
       return [
-        { name: "name", editable: 1},
-        { name: "value", editable: 1}
+        { name: "name", editable: true },
+        { name: "value", editable: true }
       ];
     }),
 
@@ -1205,8 +1242,8 @@ StorageActors.createActor({
 
   getFields: Task.async(function* () {
     return [
-      { name: "url", editable: 0 },
-      { name: "status", editable: 0 }
+      { name: "url", editable: false },
+      { name: "status", editable: false }
     ];
   }),
 
@@ -1725,26 +1762,26 @@ StorageActors.createActor({
       // Detail of database
       case "database":
         return [
-          { name: "objectStore", editable: 0 },
-          { name: "keyPath", editable: 0 },
-          { name: "autoIncrement", editable: 0 },
-          { name: "indexes", editable: 0 },
+          { name: "objectStore", editable: false },
+          { name: "keyPath", editable: false },
+          { name: "autoIncrement", editable: false },
+          { name: "indexes", editable: false },
         ];
 
       // Detail of object store
       case "object store":
         return [
-          { name: "name", editable: 0 },
-          { name: "value", editable: 0 }
+          { name: "name", editable: false },
+          { name: "value", editable: false }
         ];
 
       // Detail of indexedDB for one origin
       default:
         return [
-          { name: "db", editable: 0 },
-          { name: "origin", editable: 0 },
-          { name: "version", editable: 0 },
-          { name: "objectStores", editable: 0 },
+          { name: "db", editable: false },
+          { name: "origin", editable: false },
+          { name: "version", editable: false },
+          { name: "objectStores", editable: false },
         ];
     }
   })
@@ -2480,6 +2517,7 @@ let StorageActor = protocol.ActorClassWithSpec(specs.storageSpec, {
       // added or changed update
       this.removeNamesFromUpdateList("added", storeType, data);
       this.removeNamesFromUpdateList("changed", storeType, data);
+
       for (let host in data) {
         if (data[host].length == 0 && this.boundUpdate.added &&
             this.boundUpdate.added[storeType] &&
diff --git a/devtools/server/tests/browser/browser.ini b/devtools/server/tests/browser/browser.ini
index c059332302..b7929e2b0b 100644
--- a/devtools/server/tests/browser/browser.ini
+++ b/devtools/server/tests/browser/browser.ini
@@ -11,6 +11,7 @@ support-files =
   doc_perf.html
   navigate-first.html
   navigate-second.html
+  storage-cookies-same-name.html
   storage-dynamic-windows.html
   storage-listings.html
   storage-unsecured-iframe.html
@@ -80,6 +81,7 @@ skip-if = e10s # Bug 1183605 - devtools/server/tests/browser/ tests are still di
 #[browser_perf-front-profiler-01.js] bug 1077464
 #[browser_perf-front-profiler-05.js] bug 1077464
 #[browser_perf-front-profiler-06.js]
+[browser_storage_cookies-duplicate-names.js]
 [browser_storage_dynamic_windows.js]
 [browser_storage_listings.js]
 [browser_storage_updates.js]
diff --git a/devtools/server/tests/browser/browser_storage_cookies-duplicate-names.js b/devtools/server/tests/browser/browser_storage_cookies-duplicate-names.js
new file mode 100644
index 0000000000..c1cf0aa72a
--- /dev/null
+++ b/devtools/server/tests/browser/browser_storage_cookies-duplicate-names.js
@@ -0,0 +1,105 @@
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that the storage panel is able to display multiple cookies with the same
+// name (and different paths).
+
+const {StorageFront} = require("devtools/shared/fronts/storage");
+Services.scriptloader.loadSubScript("chrome://mochitests/content/browser/devtools/server/tests/browser/storage-helpers.js", this);
+
+const TESTDATA = {
+  "test1.example.org": [
+    {
+      name: "name",
+      value: "value1",
+      expires: 0,
+      path: "/",
+      host: "test1.example.org",
+      isDomain: false,
+      isSecure: false,
+    },
+    {
+      name: "name",
+      value: "value2",
+      expires: 0,
+      path: "/path2/",
+      host: "test1.example.org",
+      isDomain: false,
+      isSecure: false,
+    },
+    {
+      name: "name",
+      value: "value3",
+      expires: 0,
+      path: "/path3/",
+      host: "test1.example.org",
+      isDomain: false,
+      isSecure: false,
+    }
+  ]
+};
+
+add_task(function* () {
+  yield openTabAndSetupStorage(MAIN_DOMAIN + "storage-cookies-same-name.html");
+
+  initDebuggerServer();
+  let client = new DebuggerClient(DebuggerServer.connectPipe());
+  let form = yield connectDebuggerClient(client);
+  let front = StorageFront(client, form);
+  let data = yield front.listStores();
+
+  ok(data.cookies, "Cookies storage actor is present");
+
+  yield testCookies(data.cookies);
+  yield clearStorage();
+
+  // Forcing GC/CC to get rid of docshells and windows created by this test.
+  forceCollections();
+  yield client.close();
+  forceCollections();
+  DebuggerServer.destroy();
+  forceCollections();
+});
+
+function testCookies(cookiesActor) {
+  let numHosts = Object.keys(cookiesActor.hosts).length;
+  is(numHosts, 1, "Correct number of host entries for cookies");
+  return testCookiesObjects(0, cookiesActor.hosts, cookiesActor);
+}
+
+var testCookiesObjects = Task.async(function* (index, hosts, cookiesActor) {
+  let host = Object.keys(hosts)[index];
+  let matchItems = data => {
+    is(data.total, TESTDATA[host].length,
+       "Number of cookies in host " + host + " matches");
+    for (let item of data.data) {
+      let found = false;
+      for (let toMatch of TESTDATA[host]) {
+        if (item.name === toMatch.name &&
+            item.host === toMatch.host &&
+            item.path === toMatch.path) {
+          found = true;
+          ok(true, "Found cookie " + item.name + " in response");
+          is(item.value.str, toMatch.value, "The value matches.");
+          is(item.expires, toMatch.expires, "The expiry time matches.");
+          is(item.path, toMatch.path, "The path matches.");
+          is(item.host, toMatch.host, "The host matches.");
+          is(item.isSecure, toMatch.isSecure, "The isSecure value matches.");
+          is(item.isDomain, toMatch.isDomain, "The isDomain value matches.");
+          break;
+        }
+      }
+      ok(found, "cookie " + item.name + " should exist in response");
+    }
+  };
+
+  ok(!!TESTDATA[host], "Host is present in the list : " + host);
+  matchItems(yield cookiesActor.getStoreObjects(host));
+  if (index == Object.keys(hosts).length - 1) {
+    return;
+  }
+  yield testCookiesObjects(++index, hosts, cookiesActor);
+});
diff --git a/devtools/server/tests/browser/browser_storage_dynamic_windows.js b/devtools/server/tests/browser/browser_storage_dynamic_windows.js
index 440c91222f..91b4155d98 100644
--- a/devtools/server/tests/browser/browser_storage_dynamic_windows.js
+++ b/devtools/server/tests/browser/browser_storage_dynamic_windows.js
@@ -66,6 +66,7 @@ function markOutMatched(toBeEmptied, data, deleted) {
     info("Testing for " + storageType);
     for (let host in data[storageType]) {
       ok(toBeEmptied[storageType][host], "Host " + host + " found");
+
       if (!deleted) {
         for (let item of data[storageType][host]) {
           let index = toBeEmptied[storageType][host].indexOf(item);
@@ -87,50 +88,6 @@ function markOutMatched(toBeEmptied, data, deleted) {
   }
 }
 
-// function testReload(front) {
-//   info("Testing if reload works properly");
-
-//   let shouldBeEmptyFirst = Cu.cloneInto(beforeReload,  {});
-//   let shouldBeEmptyLast = Cu.cloneInto(beforeReload,  {});
-//   return new Promise(resolve => {
-
-//     let onStoresUpdate = data => {
-//       info("in stores update of testReload");
-//       // This might be second time stores update is happening, in which case,
-//       // data.deleted will be null.
-//       // OR.. This might be the first time on a super slow machine where both
-//       // data.deleted and data.added is missing in the first update.
-//       if (data.deleted) {
-//         markOutMatched(shouldBeEmptyFirst, data.deleted, true);
-//       }
-
-//       if (!Object.keys(shouldBeEmptyFirst).length) {
-//         info("shouldBeEmptyFirst is empty now");
-//       }
-
-//       // stores-update call might not have data.added for the first time on
-//       // slow machines, in which case, data.added will be null
-//       if (data.added) {
-//         markOutMatched(shouldBeEmptyLast, data.added);
-//       }
-
-//       if (!Object.keys(shouldBeEmptyLast).length) {
-//         info("Everything to be received is received.");
-//         endTestReloaded();
-//       }
-//     };
-
-//     let endTestReloaded = () => {
-//       front.off("stores-update", onStoresUpdate);
-//       resolve();
-//     };
-
-//     front.on("stores-update", onStoresUpdate);
-
-//     content.location.reload();
-//   });
-// }
-
 function testAddIframe(front) {
   info("Testing if new iframe addition works properly");
   return new Promise(resolve => {
@@ -142,7 +99,10 @@ function testAddIframe(front) {
         "https://sectest1.example.org": ["iframe-s-ss1"]
       },
       cookies: {
-        "sectest1.example.org": ["sc1"]
+        "sectest1.example.org": [
+          getCookieId("sc1", "sectest1.example.org",
+                      "/browser/devtools/server/tests/browser/")
+        ]
       },
       indexedDB: {
         // empty because indexed db creation happens after the page load, so at
@@ -150,7 +110,7 @@ function testAddIframe(front) {
         "https://sectest1.example.org": []
       },
       Cache: {
-        "https://sectest1.example.org":[]
+        "https://sectest1.example.org": []
       }
     };
 
diff --git a/devtools/server/tests/browser/browser_storage_listings.js b/devtools/server/tests/browser/browser_storage_listings.js
index 4ff3c3fc17..2e4bd00a49 100644
--- a/devtools/server/tests/browser/browser_storage_listings.js
+++ b/devtools/server/tests/browser/browser_storage_listings.js
@@ -20,15 +20,6 @@ const storeMap = {
         isSecure: false,
       },
       {
-        name: "cs2",
-        value: "sessionCookie",
-        path: "/",
-        host: ".example.org",
-        expires: 0,
-        isDomain: true,
-        isSecure: false,
-      },
-      {
         name: "c3",
         value: "foobar-2",
         expires: 2000000001000,
@@ -337,7 +328,8 @@ function* testStores(data) {
 }
 
 function testCookies(cookiesActor) {
-  is(Object.keys(cookiesActor.hosts).length, 2, "Correct number of host entries for cookies");
+  is(Object.keys(cookiesActor.hosts).length, 2,
+                 "Correct number of host entries for cookies");
   return testCookiesObjects(0, cookiesActor.hosts, cookiesActor);
 }
 
@@ -346,9 +338,9 @@ var testCookiesObjects = Task.async(function* (index, hosts, cookiesActor) {
   let matchItems = data => {
     let cookiesLength = 0;
     for (let secureCookie of storeMap.cookies[host]) {
-       if (secureCookie.isSecure) {
-          ++cookiesLength;
-       }
+      if (secureCookie.isSecure) {
+        ++cookiesLength;
+      }
     }
     // Any secure cookies did not get stored in the database.
     is(data.total, storeMap.cookies[host].length - cookiesLength,
diff --git a/devtools/server/tests/browser/browser_storage_updates.js b/devtools/server/tests/browser/browser_storage_updates.js
index 28b2e509fe..01a35cefca 100644
--- a/devtools/server/tests/browser/browser_storage_updates.js
+++ b/devtools/server/tests/browser/browser_storage_updates.js
@@ -27,7 +27,12 @@ const TESTS = [
     expected: {
       added: {
         cookies: {
-          "test1.example.org": ["c1", "c2"]
+          "test1.example.org": [
+            getCookieId("c1", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/"),
+            getCookieId("c2", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/")
+          ]
         },
         localStorage: {
           "http://test1.example.org": ["l1"]
@@ -48,7 +53,10 @@ const TESTS = [
     expected: {
       changed: {
         cookies: {
-          "test1.example.org": ["c1"]
+          "test1.example.org": [
+            getCookieId("c1", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/"),
+          ]
         }
       },
       added: {
@@ -74,7 +82,10 @@ const TESTS = [
     expected: {
       deleted: {
         cookies: {
-          "test1.example.org": ["c2"]
+          "test1.example.org": [
+            getCookieId("c2", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/"),
+          ]
         },
         localStorage: {
           "http://test1.example.org": ["l1"]
@@ -112,7 +123,10 @@ const TESTS = [
     expected: {
       added: {
         cookies: {
-          "test1.example.org": ["c3"]
+          "test1.example.org": [
+            getCookieId("c3", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/"),
+          ]
         },
         sessionStorage: {
           "http://test1.example.org": ["s1", "s2"]
@@ -125,7 +139,10 @@ const TESTS = [
       },
       deleted: {
         cookies: {
-          "test1.example.org": ["c1"]
+          "test1.example.org": [
+            getCookieId("c1", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/"),
+          ]
         },
         localStorage: {
           "http://test1.example.org": ["l2"]
@@ -158,7 +175,10 @@ const TESTS = [
     expected: {
       deleted: {
         cookies: {
-          "test1.example.org": ["c3"]
+          "test1.example.org": [
+            getCookieId("c3", "test1.example.org",
+                        "/browser/devtools/server/tests/browser/"),
+          ]
         }
       }
     }
diff --git a/devtools/server/tests/browser/head.js b/devtools/server/tests/browser/head.js
index 1e7f09d957..5cf98c2b0d 100644
--- a/devtools/server/tests/browser/head.js
+++ b/devtools/server/tests/browser/head.js
@@ -2,6 +2,10 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
+"use strict";
+
+/* eslint no-unused-vars: [2, {"vars": "local"}] */
+
 var Cc = Components.classes;
 var Ci = Components.interfaces;
 var Cu = Components.utils;
@@ -19,6 +23,11 @@ const MAIN_DOMAIN = "http://test1.example.org/" + PATH;
 const ALT_DOMAIN = "http://sectest1.example.org/" + PATH;
 const ALT_DOMAIN_SECURED = "https://sectest1.example.org:443/" + PATH;
 
+// GUID to be used as a separator in compound keys. This must match the same
+// constant in devtools/server/actors/storage.js,
+// devtools/client/storage/ui.js and devtools/client/storage/test/head.js
+const SEPARATOR_GUID = "{9d414cc5-8319-0a04-0586-c0a6ae01670a}";
+
 // All tests are asynchronous.
 waitForExplicitFinish();
 
@@ -94,7 +103,6 @@ function once(target, eventName, useCapture = false) {
   info("Waiting for event: '" + eventName + "' on " + target + ".");
 
   return new Promise(resolve => {
-
     for (let [add, remove] of [
       ["addEventListener", "removeEventListener"],
       ["addListener", "removeListener"],
@@ -137,6 +145,8 @@ function getMockTabActor(win) {
 }
 
 registerCleanupFunction(function tearDown() {
+  Services.cookies.removeAll();
+
   while (gBrowser.tabs.length > 1) {
     gBrowser.removeCurrentTab();
   }
@@ -148,8 +158,11 @@ function idleWait(time) {
 
 function busyWait(time) {
   let start = Date.now();
+  // eslint-disable-next-line
   let stack;
-  while (Date.now() - start < time) { stack = Components.stack; }
+  while (Date.now() - start < time) {
+    stack = Components.stack;
+  }
 }
 
 /**
@@ -172,11 +185,12 @@ function waitUntil(predicate, interval = 10) {
 }
 
 function waitForMarkerType(front, types, predicate,
-  unpackFun = (name, data) => data.markers,
-  eventName = "timeline-data")
-{
+                           unpackFun = (name, data) => data.markers,
+                           eventName = "timeline-data") {
   types = [].concat(types);
-  predicate = predicate || function () { return true; };
+  predicate = predicate || function () {
+    return true;
+  };
   let filteredMarkers = [];
   let { promise, resolve } = defer();
 
@@ -190,9 +204,11 @@ function waitForMarkerType(front, types, predicate,
     let markers = unpackFun(name, data);
     info("Got markers: " + JSON.stringify(markers, null, 2));
 
-    filteredMarkers = filteredMarkers.concat(markers.filter(m => types.indexOf(m.name) !== -1));
+    filteredMarkers = filteredMarkers.concat(
+      markers.filter(m => types.indexOf(m.name) !== -1));
 
-    if (types.every(t => filteredMarkers.some(m => m.name === t)) && predicate(filteredMarkers)) {
+    if (types.every(t => filteredMarkers.some(m => m.name === t)) &&
+        predicate(filteredMarkers)) {
       front.off(eventName, handler);
       resolve(filteredMarkers);
     }
@@ -201,3 +217,7 @@ function waitForMarkerType(front, types, predicate,
 
   return promise;
 }
+
+function getCookieId(name, domain, path) {
+  return `${name}${SEPARATOR_GUID}${domain}${SEPARATOR_GUID}${path}`;
+}
diff --git a/devtools/server/tests/browser/storage-cookies-same-name.html b/devtools/server/tests/browser/storage-cookies-same-name.html
new file mode 100644
index 0000000000..e3e092ec3f
--- /dev/null
+++ b/devtools/server/tests/browser/storage-cookies-same-name.html
@@ -0,0 +1,28 @@
+<!DOCTYPE HTML>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Storage inspector cookies with duplicate names</title>
+</head>
+<body onload="createCookies()">
+<script type="application/javascript;version=1.7">
+"use strict";
+function createCookies() {
+  document.cookie = "name=value1;path=/;";
+  document.cookie = "name=value2;path=/path2/;";
+  document.cookie = "name=value3;path=/path3/;";
+}
+
+window.removeCookie = function (name) {
+  document.cookie = name + "=;expires=Thu, 01 Jan 1970 00:00:00 GMT";
+};
+
+window.clearCookies = function () {
+  let cookies = document.cookie;
+  for (let cookie of cookies.split(";")) {
+    removeCookie(cookie.split("=")[0]);
+  }
+};
+</script>
+</body>
+</html>