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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "content/test/plugin/plugin_delete_plugin_in_deallocate_test.h" | |
| 6 | |
| 7 #include "base/basictypes.h" | |
| 8 #include "base/compiler_specific.h" | |
| 9 | |
| 10 namespace { | |
| 11 | |
| 12 NPAPIClient::DeletePluginInDeallocateTest* g_signalling_instance_ = NULL; | |
| 13 | |
| 14 class DeletePluginInDeallocateTestNPObject : public NPObject { | |
| 15 public: | |
| 16 DeletePluginInDeallocateTestNPObject() | |
| 17 : NPObject(), id_(NULL), host_functions_(NULL), deallocate_count_(0) {} | |
| 18 | |
| 19 static NPObject* Allocate(NPP npp, NPClass* npclass) { | |
| 20 return new DeletePluginInDeallocateTestNPObject(); | |
| 21 } | |
| 22 | |
| 23 static void Deallocate(NPObject* npobject) { | |
| 24 DeletePluginInDeallocateTestNPObject* object = | |
| 25 reinterpret_cast<DeletePluginInDeallocateTestNPObject*>(npobject); | |
| 26 ++object->deallocate_count_; | |
| 27 | |
| 28 // Call window.deletePlugin to tear-down our plugin from inside deallocate. | |
| 29 if (object->deallocate_count_ == 1) { | |
| 30 NPIdentifier delete_id = | |
| 31 object->host_functions_->getstringidentifier("deletePlugin"); | |
| 32 NPObject* window_obj = NULL; | |
| 33 object->host_functions_->getvalue(object->id_, NPNVWindowNPObject, | |
| 34 &window_obj); | |
| 35 NPVariant rv; | |
| 36 object->host_functions_->invoke(object->id_, window_obj, delete_id, NULL, | |
| 37 0, &rv); | |
| 38 } | |
| 39 } | |
| 40 | |
| 41 NPP id_; | |
| 42 NPNetscapeFuncs* host_functions_; | |
| 43 int deallocate_count_; | |
| 44 }; | |
| 45 | |
| 46 NPClass* GetDeletePluginInDeallocateTestClass() { | |
| 47 static NPClass plugin_class = { | |
| 48 NP_CLASS_STRUCT_VERSION, | |
| 49 DeletePluginInDeallocateTestNPObject::Allocate, | |
| 50 DeletePluginInDeallocateTestNPObject::Deallocate, | |
| 51 NULL, // Invalidate | |
| 52 NULL, // HasMethod | |
| 53 NULL, // Invoke | |
| 54 NULL, // InvokeDefault | |
| 55 NULL, // HasProperty | |
| 56 NULL, // GetProperty | |
| 57 NULL, // SetProperty | |
| 58 NULL, // RemoveProperty | |
| 59 }; | |
| 60 return &plugin_class; | |
| 61 } | |
| 62 | |
| 63 } // namespace | |
| 64 | |
| 65 namespace NPAPIClient { | |
| 66 | |
| 67 DeletePluginInDeallocateTest::DeletePluginInDeallocateTest( | |
| 68 NPP id, NPNetscapeFuncs* host_functions) | |
| 69 : PluginTest(id, host_functions), npobject_(NULL), test_started_(false) { | |
| 70 } | |
| 71 | |
| 72 NPError DeletePluginInDeallocateTest::SetWindow(NPWindow* pNPWindow) { | |
| 73 #if !defined(OS_MACOSX) | |
| 74 if (pNPWindow->window == NULL) | |
| 75 return NPERR_NO_ERROR; | |
| 76 #endif | |
| 77 | |
| 78 // Ensure that we run the test once, even if SetWindow is called again. | |
| 79 if (test_started_) | |
| 80 return NPERR_NO_ERROR; | |
| 81 test_started_ = true; | |
| 82 | |
| 83 // Because of http://crbug.com/94829, we have to have a second plugin | |
| 84 // instance that we can use to signal completion. | |
| 85 if (test_id() == "signaller") { | |
| 86 g_signalling_instance_ = this; | |
| 87 return NPERR_NO_ERROR; | |
| 88 } | |
| 89 | |
| 90 // Create a custom NPObject and give our Id and the Netscape function table. | |
| 91 npobject_ = HostFunctions()->createobject( | |
| 92 id(), GetDeletePluginInDeallocateTestClass()); | |
| 93 DeletePluginInDeallocateTestNPObject* test_object = | |
| 94 reinterpret_cast<DeletePluginInDeallocateTestNPObject*>(npobject_); | |
| 95 test_object->id_ = id(); | |
| 96 test_object->host_functions_ = HostFunctions(); | |
| 97 | |
| 98 // Fetch the window script object for our page. | |
| 99 NPObject* window = NULL; | |
| 100 HostFunctions()->getvalue(id(), NPNVWindowNPObject, &window); | |
| 101 | |
| 102 // Pass it to the window.setTestObject function, which will later release it. | |
| 103 NPIdentifier set_test_object_id = | |
| 104 HostFunctions()->getstringidentifier("setTestObject"); | |
| 105 NPVariant func_var; | |
| 106 NULL_TO_NPVARIANT(func_var); | |
| 107 HostFunctions()->getproperty(id(), window, set_test_object_id, &func_var); | |
| 108 | |
| 109 NPObject* func = NPVARIANT_TO_OBJECT(func_var); | |
| 110 NPVariant func_arg; | |
| 111 OBJECT_TO_NPVARIANT(npobject_, func_arg); | |
| 112 NPVariant func_result; | |
| 113 HostFunctions()->invokeDefault(id(), func, &func_arg, 1, | |
| 114 &func_result); | |
| 115 | |
| 116 // Release the object - the page's reference should keep it alive. | |
| 117 HostFunctions()->releaseobject(npobject_); | |
| 118 | |
| 119 return NPERR_NO_ERROR; | |
| 120 } | |
| 121 | |
| 122 NPError DeletePluginInDeallocateTest::Destroy() { | |
| 123 // Because of http://crbug.com/94829, we can't signal completion from within | |
| 124 // the NPP_Destroy of the plugin that is being destroyed. We work-around | |
| 125 // that by testing using a second instance, and signalling though the main | |
| 126 // test instance. | |
| 127 | |
| 128 // There should always be a signalling instance by the time we reach here. | |
| 129 if (!g_signalling_instance_) | |
| 130 return NPERR_NO_ERROR; | |
| 131 | |
| 132 // If we're the signalling instance, do nothing. | |
| 133 if (g_signalling_instance_ == this) | |
| 134 return NPERR_NO_ERROR; | |
| 135 | |
| 136 if (!npobject_) { | |
| 137 g_signalling_instance_->SetError("SetWindow was not invoked."); | |
| 138 } else { | |
| 139 // Verify that our object was deallocated exactly once. | |
| 140 DeletePluginInDeallocateTestNPObject* test_object = | |
| 141 reinterpret_cast<DeletePluginInDeallocateTestNPObject*>(npobject_); | |
| 142 if (test_object->deallocate_count_ != 1) | |
| 143 g_signalling_instance_->SetError( | |
| 144 "Object was not deallocated exactly once."); | |
| 145 delete test_object; | |
| 146 } | |
| 147 | |
| 148 g_signalling_instance_->SignalTestCompleted(); | |
| 149 | |
| 150 return NPERR_NO_ERROR; | |
| 151 } | |
| 152 | |
| 153 } // namespace NPAPIClient | |
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Chromium Code Reviews
Issue 1182303010:
Delete the NPAPI plugin browsertests. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master