Revert 143896 - Filtered events.

chrome/renderer/extensions/event_unittest.cc

Index: chrome/renderer/extensions/event_unittest.cc
===================================================================
--- chrome/renderer/extensions/event_unittest.cc	(revision 144007)
+++ chrome/renderer/extensions/event_unittest.cc	(working copy)
@@ -22,41 +22,13 @@
     OverrideNativeHandler("event_bindings",
         "var assert = requireNative('assert');"
         "var attachedListeners = exports.attachedListeners = {};"
-        "var attachedFilteredListeners = "
-        "    exports.attachedFilteredListeners = {};"
-        "var nextId = 0;"
-        "var idToName = {};"
-
         "exports.AttachEvent = function(eventName) {"
         "  assert.AssertFalse(!!attachedListeners[eventName]);"
         "  attachedListeners[eventName] = 1;"
         "};"
-
         "exports.DetachEvent = function(eventName) {"
         "  assert.AssertTrue(!!attachedListeners[eventName]);"
         "  delete attachedListeners[eventName];"
-        "};"
-
-        "exports.IsEventAttached = function(eventName) {"
-        "  return !!attachedListeners[eventName];"
-        "};"
-
-        "exports.AttachFilteredEvent = function(name, filters) {"
-        "  var id = nextId++;"
-        "  idToName[id] = name;"
-        "  attachedFilteredListeners[name] ="
-        "    attachedFilteredListeners[name] || [];"
-        "  attachedFilteredListeners[name][id] = filters;"
-        "  return id;"
-        "};"
-
-        "exports.DetachFilteredEvent = function(id, manual) {"
-        "  var i = attachedFilteredListeners[idToName[id]].indexOf(id);"
-        "  attachedFilteredListeners[idToName[id]].splice(i, 1);"
-        "};"
-
-        "exports.HasFilteredListener = function(name) {"
-        "  return attachedFilteredListeners[name].length;"
         "};");
     OverrideNativeHandler("chrome_hidden",
         "var chromeHidden = {};"
@@ -90,39 +62,6 @@
   module_system_->Require("test");
 }
 
-TEST_F(EventUnittest, OnUnloadDetachesAllListeners) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var assert = requireNative('assert');"
-      "var event = require('event');"
-      "var eventBindings = requireNative('event_bindings');"
-      "var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();"
-      "var myEvent = new event.Event('named-event');"
-      "var cb1 = function() {};"
-      "var cb2 = function() {};"
-      "myEvent.addListener(cb1);"
-      "myEvent.addListener(cb2);"
-      "chromeHidden.dispatchOnUnload();"
-      "assert.AssertFalse(!!eventBindings.attachedListeners['named-event']);");
-  module_system_->Require("test");
-}
-
-TEST_F(EventUnittest, OnUnloadDetachesAllListenersEvenDupes) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var assert = requireNative('assert');"
-      "var event = require('event');"
-      "var eventBindings = requireNative('event_bindings');"
-      "var chromeHidden = requireNative('chrome_hidden').GetChromeHidden();"
-      "var myEvent = new event.Event('named-event');"
-      "var cb1 = function() {};"
-      "myEvent.addListener(cb1);"
-      "myEvent.addListener(cb1);"
-      "chromeHidden.dispatchOnUnload();"
-      "assert.AssertFalse(!!eventBindings.attachedListeners['named-event']);");
-  module_system_->Require("test");
-}
-
 TEST_F(EventUnittest, EventsThatSupportRulesMustHaveAName) {
   ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
   RegisterModule("test",
@@ -153,97 +92,4 @@
   module_system_->Require("test");
 }
 
-TEST_F(EventUnittest, AddListenerWithFiltersThrowsErrorByDefault) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var event = require('event');"
-      "var assert = requireNative('assert');"
-      "var e = new event.Event('myevent');"
-      "var filter = [{"
-      "  url: {hostSuffix: 'google.com'},"
-      "}];"
-      "var caught = false;"
-      "try {"
-      "  e.addListener(function() {}, filter);"
-      "} catch (e) {"
-      "  caught = true;"
-      "}"
-      "assert.AssertTrue(caught);");
-  module_system_->Require("test");
-}
-
-TEST_F(EventUnittest, FilteredEventsAttachment) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var event = require('event');"
-      "var assert = requireNative('assert');"
-      "var bindings = requireNative('event_bindings');"
-      "var eventOpts = {supportsListeners: true, supportsFilters: true};"
-      "var e = new event.Event('myevent', undefined, eventOpts);"
-      "var cb = function() {};"
-      "var filters = {url: [{hostSuffix: 'google.com'}]};"
-      "e.addListener(cb, filters);"
-      "assert.AssertTrue(bindings.HasFilteredListener('myevent'));"
-      "e.removeListener(cb);"
-      "assert.AssertFalse(bindings.HasFilteredListener('myevent'));");
-  module_system_->Require("test");
-}
-
-TEST_F(EventUnittest, DetachFilteredEvent) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var event = require('event');"
-      "var assert = requireNative('assert');"
-      "var bindings = requireNative('event_bindings');"
-      "var eventOpts = {supportsListeners: true, supportsFilters: true};"
-      "var e = new event.Event('myevent', undefined, eventOpts);"
-      "var cb1 = function() {};"
-      "var cb2 = function() {};"
-      "var filters = {url: [{hostSuffix: 'google.com'}]};"
-      "e.addListener(cb1, filters);"
-      "e.addListener(cb2, filters);"
-      "e.detach_();"
-      "assert.AssertFalse(bindings.HasFilteredListener('myevent'));");
-  module_system_->Require("test");
-}
-
-TEST_F(EventUnittest, AttachAndRemoveSameFilteredEventListener) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var event = require('event');"
-      "var assert = requireNative('assert');"
-      "var bindings = requireNative('event_bindings');"
-      "var eventOpts = {supportsListeners: true, supportsFilters: true};"
-      "var e = new event.Event('myevent', undefined, eventOpts);"
-      "var cb = function() {};"
-      "var filters = {url: [{hostSuffix: 'google.com'}]};"
-      "e.addListener(cb, filters);"
-      "e.addListener(cb, filters);"
-      "assert.AssertTrue(bindings.HasFilteredListener('myevent'));"
-      "e.removeListener(cb);"
-      "assert.AssertTrue(bindings.HasFilteredListener('myevent'));"
-      "e.removeListener(cb);"
-      "assert.AssertFalse(bindings.HasFilteredListener('myevent'));");
-  module_system_->Require("test");
-}
-
-TEST_F(EventUnittest, AddingFilterWithUrlFieldNotAListThrowsException) {
-  ModuleSystem::NativesEnabledScope natives_enabled_scope(module_system_.get());
-  RegisterModule("test",
-      "var event = require('event');"
-      "var assert = requireNative('assert');"
-      "var eventOpts = {supportsListeners: true, supportsFilters: true};"
-      "var e = new event.Event('myevent', undefined, eventOpts);"
-      "var cb = function() {};"
-      "var filters = {url: {hostSuffix: 'google.com'}};"
-      "var caught = false;"
-      "try {"
-      "  e.addListener(cb, filters);"
-      "} catch (e) {"
-      "  caught = true;"
-      "}"
-      "assert.AssertTrue(caught);");
-  module_system_->Require("test");
-}
-
 }  // namespace