1 /*
2 * Copyright (C) 2011 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #include "PluginTest.h"
27
28 #include "PluginObject.h"
29
30 using namespace std;
31
32 // NPP_SetWindow should be called with a null window handle as destruction begins on non-Mac platforms.
33
34 class NPPSetWindowCalledDuringDestruction : public PluginTest {
35 public:
36 NPPSetWindowCalledDuringDestruction(NPP, const string& identifier);
37
setWillBeDestroyed()38 void setWillBeDestroyed() { m_willBeDestroyed = true; }
39
40 private:
41 struct ScriptObject : Object<ScriptObject> {
42 bool hasMethod(NPIdentifier);
43 bool invoke(NPIdentifier, const NPVariant*, uint32_t, NPVariant*);
44 };
45
46 virtual NPError NPP_GetValue(NPPVariable, void*);
47 virtual NPError NPP_SetWindow(NPP, NPWindow*);
48 virtual NPError NPP_Destroy(NPSavedData**);
49
50 bool m_willBeDestroyed;
51 bool m_setWindowCalledBeforeDestruction;
52 bool m_setWindowCalledDuringDestruction;
53 };
54
55 static PluginTest::Register<NPPSetWindowCalledDuringDestruction> registrar("npp-set-window-called-during-destruction");
56
NPPSetWindowCalledDuringDestruction(NPP npp,const string & identifier)57 NPPSetWindowCalledDuringDestruction::NPPSetWindowCalledDuringDestruction(NPP npp, const string& identifier)
58 : PluginTest(npp, identifier)
59 , m_willBeDestroyed(false)
60 , m_setWindowCalledBeforeDestruction(false)
61 , m_setWindowCalledDuringDestruction(false)
62 {
63 }
64
NPP_GetValue(NPPVariable variable,void * value)65 NPError NPPSetWindowCalledDuringDestruction::NPP_GetValue(NPPVariable variable, void* value)
66 {
67 if (variable != NPPVpluginScriptableNPObject)
68 return NPERR_GENERIC_ERROR;
69
70 *static_cast<NPObject**>(value) = ScriptObject::create(this);
71
72 return NPERR_NO_ERROR;
73 }
74
NPP_SetWindow(NPP,NPWindow * window)75 NPError NPPSetWindowCalledDuringDestruction::NPP_SetWindow(NPP, NPWindow* window)
76 {
77 if (m_willBeDestroyed) {
78 m_setWindowCalledDuringDestruction = true;
79 if (!m_setWindowCalledBeforeDestruction) {
80 log("Fail: setWillBeDestroyed() was called before the initial NPP_SetWindow call");
81 return NPERR_NO_ERROR;
82 }
83 #ifndef XP_MACOSX
84 if (window->window)
85 log("Fail: NPP_SetWindow passed a non-null window during plugin destruction");
86 #endif
87 return NPERR_NO_ERROR;
88 }
89
90 if (m_setWindowCalledBeforeDestruction) {
91 log("Fail: NPP_SetWindow called more than once before plugin destruction");
92 return NPERR_NO_ERROR;
93 }
94
95 m_setWindowCalledBeforeDestruction = true;
96 return NPERR_NO_ERROR;
97 }
98
NPP_Destroy(NPSavedData **)99 NPError NPPSetWindowCalledDuringDestruction::NPP_Destroy(NPSavedData**)
100 {
101 #ifdef XP_MACOSX
102 bool shouldHaveBeenCalledDuringDestruction = false;
103 #else
104 bool shouldHaveBeenCalledDuringDestruction = true;
105 #endif
106
107 if (m_setWindowCalledDuringDestruction == shouldHaveBeenCalledDuringDestruction)
108 log("Success: NPP_SetWindow %s called during plugin destruction", shouldHaveBeenCalledDuringDestruction ? "was" : "was not");
109 else
110 log("Fail: NPP_SetWindow %s called during plugin destruction", shouldHaveBeenCalledDuringDestruction ? "was not" : "was");
111
112 return NPERR_NO_ERROR;
113 }
114
hasMethod(NPIdentifier methodName)115 bool NPPSetWindowCalledDuringDestruction::ScriptObject::hasMethod(NPIdentifier methodName)
116 {
117 return methodName == pluginTest()->NPN_GetStringIdentifier("setWillBeDestroyed");
118 }
119
invoke(NPIdentifier identifier,const NPVariant *,uint32_t,NPVariant *)120 bool NPPSetWindowCalledDuringDestruction::ScriptObject::invoke(NPIdentifier identifier, const NPVariant*, uint32_t, NPVariant*)
121 {
122 assert(identifier == pluginTest()->NPN_GetStringIdentifier("setWillBeDestroyed"));
123 static_cast<NPPSetWindowCalledDuringDestruction*>(pluginTest())->setWillBeDestroyed();
124 return true;
125 }
126