From a4068d5eb096015709b98575fa98a77c06d8030b Mon Sep 17 00:00:00 2001
From: Andrew Hurle <fracture91@gmail.com>
Date: Thu, 24 May 2012 18:45:09 -0400
Subject: [PATCH] Bug 566444 - Make proxy exceptions multiline. r=jaws

---
 browser/components/preferences/connection.js  |  13 +-
 browser/components/preferences/connection.xul |  14 +-
 .../preferences/in-content/tests/Makefile.in  |   1 +
 .../in-content/tests/browser_connection.js    | 128 ++++++++++++++++++
 4 files changed, 143 insertions(+), 13 deletions(-)
 create mode 100644 browser/components/preferences/in-content/tests/browser_connection.js

diff --git a/browser/components/preferences/connection.js b/browser/components/preferences/connection.js
index 077ea4b5dde..d369d134aea 100644
--- a/browser/components/preferences/connection.js
+++ b/browser/components/preferences/connection.js
@@ -32,8 +32,7 @@ var gConnectionsDialog = {
       }
     }
     
-    var noProxiesPref = document.getElementById("network.proxy.no_proxies_on");
-    noProxiesPref.value = noProxiesPref.value.replace(/[;]/g,',');
+    this.sanitizeNoProxiesPref();
     
     return true;
   },
@@ -159,6 +158,16 @@ var gConnectionsDialog = {
       autoURLPref.value = autoURL.value = URIFixup.createFixupURI(autoURL.value, 0).spec;
     } catch(ex) {}
   },
+
+  sanitizeNoProxiesPref: function()
+  {
+    var noProxiesPref = document.getElementById("network.proxy.no_proxies_on");
+    // replace substrings of ; and \n with commas if they're neither immediately
+    // preceded nor followed by a valid separator character
+    noProxiesPref.value = noProxiesPref.value.replace(/([^, \n;])[;\n]+(?![,\n;])/g, '$1,');
+    // replace any remaining ; and \n since some may follow commas, etc. 
+    noProxiesPref.value = noProxiesPref.value.replace(/[;\n]/g, '');
+  },
   
   readHTTPProxyServer: function ()
   {
diff --git a/browser/components/preferences/connection.xul b/browser/components/preferences/connection.xul
index 6bd5052e760..24531261e11 100644
--- a/browser/components/preferences/connection.xul
+++ b/browser/components/preferences/connection.xul
@@ -139,17 +139,9 @@
                 <radio id="networkProxySOCKSVersion5" value="5" label="&socks5.label;" accesskey="&socks5.accesskey;" />
               </radiogroup>
             </row>
-
-            <row align="center"> 
-              <hbox align="center" pack="end">
-                <label value="&noproxy.label;" accesskey="&noproxy.accesskey;" control="networkProxyNone"/>
-              </hbox>
-              <textbox id="networkProxyNone" preference="network.proxy.no_proxies_on"/>
-            </row>
-            <row>
-              <spacer/>
-              <label value="&noproxyExplain.label;" control="networkProxyNone"/>
-            </row>
+            <label value="&noproxy.label;" accesskey="&noproxy.accesskey;" control="networkProxyNone"/>
+            <textbox id="networkProxyNone" preference="network.proxy.no_proxies_on" multiline="true" rows="2"/>
+            <label value="&noproxyExplain.label;" control="networkProxyNone"/>
           </rows>
         </grid>
         <radio value="2" label="&autoTypeRadio.label;" accesskey="&autoTypeRadio.accesskey;"/>
diff --git a/browser/components/preferences/in-content/tests/Makefile.in b/browser/components/preferences/in-content/tests/Makefile.in
index 9312c1f8a9d..8737101cdd4 100644
--- a/browser/components/preferences/in-content/tests/Makefile.in
+++ b/browser/components/preferences/in-content/tests/Makefile.in
@@ -16,6 +16,7 @@ _BROWSER_FILES = \
     browser_bug410900.js \
     browser_bug567487.js \
     browser_bug731866.js \
+    browser_connection.js \
     privacypane_tests.js \
     browser_privacypane_1.js \
     browser_privacypane_2.js \
diff --git a/browser/components/preferences/in-content/tests/browser_connection.js b/browser/components/preferences/in-content/tests/browser_connection.js
new file mode 100644
index 00000000000..502f3379be7
--- /dev/null
+++ b/browser/components/preferences/in-content/tests/browser_connection.js
@@ -0,0 +1,128 @@
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
+/* 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/. */
+
+Components.utils.import("resource://gre/modules/Services.jsm");
+
+function test() {
+  waitForExplicitFinish();
+  
+  // network.proxy.type needs to be backed up and restored because mochitest
+  // changes this setting from the default
+  let oldNetworkProxyType = Services.prefs.getIntPref("network.proxy.type");
+  registerCleanupFunction(function() {
+    Services.prefs.setIntPref("network.proxy.type", oldNetworkProxyType);
+    Services.prefs.clearUserPref("network.proxy.no_proxies_on");
+    Services.prefs.clearUserPref("browser.preferences.instantApply");
+  });
+  
+  let connectionURI = "chrome://browser/content/preferences/connection.xul";
+  let windowWatcher = Cc["@mozilla.org/embedcomp/window-watcher;1"]
+                          .getService(Components.interfaces.nsIWindowWatcher);
+
+  // instantApply must be true, otherwise connection dialog won't save
+  // when opened from in-content prefs
+  Services.prefs.setBoolPref("browser.preferences.instantApply", true);
+
+  // this observer is registered after the pref tab loads
+  let observer = {
+    observe: function(aSubject, aTopic, aData) {
+      
+      if (aTopic == "domwindowopened") {
+        // when connection window loads, run tests and acceptDialog()
+        let win = aSubject.QueryInterface(Components.interfaces.nsIDOMWindow);
+        win.addEventListener("load", function winLoadListener() {
+          win.removeEventListener("load", winLoadListener, false);
+          if (win.location.href == connectionURI) {
+            ok(true, "connection window opened");
+            runConnectionTests(win);
+            win.document.documentElement.acceptDialog();
+          }
+        }, false);
+      } else if (aTopic == "domwindowclosed") {
+        // finish up when connection window closes
+        let win = aSubject.QueryInterface(Components.interfaces.nsIDOMWindow);
+        if (win.location.href == connectionURI) {
+          windowWatcher.unregisterNotification(observer);
+          ok(true, "connection window closed");
+          // runConnectionTests will have changed this pref - make sure it was
+          // sanitized correctly when the dialog was accepted
+          is(Services.prefs.getCharPref("network.proxy.no_proxies_on"),
+             ".a.com,.b.com,.c.com", "no_proxies_on pref has correct value");
+          gBrowser.removeCurrentTab();
+          finish();
+        }
+      }
+
+    }
+  }
+
+  /*
+  The connection dialog alone won't save onaccept since it uses type="child",
+  so it has to be opened as a sub dialog of the main pref tab.
+  Open the main tab here.
+  */
+  gBrowser.selectedTab = gBrowser.addTab("about:preferences");
+  let newTabBrowser = gBrowser.getBrowserForTab(gBrowser.selectedTab);
+  newTabBrowser.addEventListener("load", function tabLoadListener() {
+    newTabBrowser.removeEventListener("load", tabLoadListener, true);
+    is(gBrowser.currentURI.spec, "about:preferences", "about:preferences loaded");
+    windowWatcher.registerNotification(observer);
+    gBrowser.contentWindow.gAdvancedPane.showConnections();
+  }, true);
+
+}
+
+// run a bunch of tests on the window containing connection.xul
+function runConnectionTests(win) {
+  let doc = win.document;
+  let networkProxyNone = doc.getElementById("networkProxyNone");
+  let networkProxyNonePref = doc.getElementById("network.proxy.no_proxies_on");
+  let networkProxyTypePref = doc.getElementById("network.proxy.type");
+
+  // make sure the networkProxyNone textbox is formatted properly
+  is(networkProxyNone.getAttribute("multiline"), "true",
+     "networkProxyNone textbox is multiline");
+  is(networkProxyNone.getAttribute("rows"), "2",
+     "networkProxyNone textbox has two rows");
+  
+  // check if sanitizing the given input for the no_proxies_on pref results in
+  // expected string
+  function testSanitize(input, expected, errorMessage) {
+    networkProxyNonePref.value = input;
+    win.gConnectionsDialog.sanitizeNoProxiesPref();
+    is(networkProxyNonePref.value, expected, errorMessage);
+  }
+
+  // change this pref so proxy exceptions are actually configurable
+  networkProxyTypePref.value = 1;
+  is(networkProxyNone.disabled, false, "networkProxyNone textbox is enabled");
+
+  testSanitize(".a.com", ".a.com",
+               "sanitize doesn't mess up single filter");
+  testSanitize(".a.com, .b.com, .c.com", ".a.com, .b.com, .c.com",
+               "sanitize doesn't mess up multiple comma/space sep filters");
+  testSanitize(".a.com\n.b.com", ".a.com,.b.com",
+               "sanitize turns line break into comma");
+  testSanitize(".a.com,\n.b.com", ".a.com,.b.com",
+               "sanitize doesn't add duplicate comma after comma");
+  testSanitize(".a.com\n,.b.com", ".a.com,.b.com",
+               "sanitize doesn't add duplicate comma before comma");
+  testSanitize(".a.com,\n,.b.com", ".a.com,,.b.com",
+               "sanitize doesn't add duplicate comma surrounded by commas");
+  testSanitize(".a.com, \n.b.com", ".a.com, .b.com",
+               "sanitize doesn't add comma after comma/space");
+  testSanitize(".a.com\n .b.com", ".a.com, .b.com",
+               "sanitize adds comma before space");
+  testSanitize(".a.com\n\n\n;;\n;\n.b.com", ".a.com,.b.com",
+               "sanitize only adds one comma per substring of bad chars");
+  testSanitize(".a.com,,.b.com", ".a.com,,.b.com",
+               "duplicate commas from user are untouched");
+  testSanitize(".a.com\n.b.com\n.c.com,\n.d.com,\n.e.com",
+               ".a.com,.b.com,.c.com,.d.com,.e.com",
+               "sanitize replaces things globally");
+
+  // will check that this was sanitized properly after window closes
+  networkProxyNonePref.value = ".a.com;.b.com\n.c.com";
+}