1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
|
#include <utility>
#include "gtest/gtest.h"
#include "nsServiceManagerUtils.h"
#include "../../../xpcom/threads/nsThreadManager.h"
#include "nsIDHCPClient.h"
#include "mozilla/Preferences.h"
#include "nsComponentManager.h"
#include "nsIPrefService.h"
#include "nsNetCID.h"
#include "mozilla/ModuleUtils.h"
#include "mozilla/GenericFactory.h"
#include "../../base/nsPACMan.h"
#include "mozilla/StaticMutex.h"
#define TEST_WPAD_DHCP_OPTION "http://pac/pac.dat"
#define TEST_ASSIGNED_PAC_URL "http://assignedpac/pac.dat"
#define WPAD_PREF 4
#define NETWORK_PROXY_TYPE_PREF_NAME "network.proxy.type"
#define GETTING_NETWORK_PROXY_TYPE_FAILED (-1)
static mozilla::StaticMutex sMutex;
MOZ_CONSTINIT nsCString WPADOptionResult MOZ_GUARDED_BY(sMutex);
namespace mozilla {
namespace net {
nsresult SetNetworkProxyType(int32_t pref) {
return Preferences::SetInt(NETWORK_PROXY_TYPE_PREF_NAME, pref);
}
nsresult GetNetworkProxyType(int32_t* pref) {
return Preferences::GetInt(NETWORK_PROXY_TYPE_PREF_NAME, pref);
}
class nsTestDHCPClient final : public nsIDHCPClient {
public:
NS_DECL_THREADSAFE_ISUPPORTS
NS_DECL_NSIDHCPCLIENT
nsTestDHCPClient() = default;
nsresult Init() { return NS_OK; };
private:
~nsTestDHCPClient() = default;
};
NS_IMETHODIMP
nsTestDHCPClient::GetOption(uint8_t option, nsACString& _retval) {
mozilla::StaticMutexAutoLock lock(sMutex);
_retval.Assign(WPADOptionResult);
return NS_OK;
}
NS_IMPL_ISUPPORTS(nsTestDHCPClient, nsIDHCPClient)
#define NS_TESTDHCPCLIENTSERVICE_CID /* {FEBF1D69-4D7D-4891-9524-045AD18B5593} \
*/ \
{0xFEBF1D69, 0x4D7D, 0x4891, {0x95, 0x24, 0x04, 0x5a, 0xd1, 0x8b, 0x55, 0x93}}
NS_GENERIC_FACTORY_CONSTRUCTOR_INIT(nsTestDHCPClient, Init)
NS_DEFINE_NAMED_CID(NS_TESTDHCPCLIENTSERVICE_CID);
void SetOptionResult(const char* result) {
mozilla::StaticMutexAutoLock lock(sMutex);
WPADOptionResult.Assign(result);
}
class ProcessPendingEventsAction final : public Runnable {
public:
ProcessPendingEventsAction() : Runnable("net::ProcessPendingEventsAction") {}
NS_IMETHOD
Run() override {
if (NS_HasPendingEvents(nullptr)) {
NS_WARNING("Found pending requests on PAC thread");
nsresult rv;
rv = NS_ProcessPendingEvents(nullptr);
EXPECT_EQ(NS_OK, rv);
}
NS_WARNING("No pending requests on PAC thread");
return NS_OK;
}
};
class TestPACMan : public ::testing::Test {
protected:
RefPtr<nsPACMan> mPACMan;
void ProcessAllEvents() {
ProcessPendingEventsOnPACThread();
nsresult rv;
while (NS_HasPendingEvents(nullptr)) {
NS_WARNING("Pending events on main thread");
rv = NS_ProcessPendingEvents(nullptr);
ASSERT_EQ(NS_OK, rv);
ProcessPendingEventsOnPACThread();
}
NS_WARNING("End of pending events on main thread");
}
// This method is used to ensure that all pending events on the main thread
// and the Proxy thread are processsed.
// It iterates over ProcessAllEvents because simply calling ProcessAllEvents
// once did not reliably process the events on both threads on all platforms.
void ProcessAllEventsTenTimes() {
for (int i = 0; i < 10; i++) {
ProcessAllEvents();
}
}
virtual void SetUp() {
Preferences::SetBool("network.proxy.dhcp_wpad_only_one_outstanding", false);
Preferences::SetFloat("network.proxy.dhcp_wpad_timeout_sec", 30);
ASSERT_EQ(NS_OK, GetNetworkProxyType(&originalNetworkProxyTypePref));
nsCOMPtr<nsIFactory> factory;
nsresult rv = nsComponentManagerImpl::gComponentManager->GetClassObject(
kNS_TESTDHCPCLIENTSERVICE_CID, NS_GET_IID(nsIFactory),
getter_AddRefs(factory));
if (NS_SUCCEEDED(rv) && factory) {
rv = nsComponentManagerImpl::gComponentManager->UnregisterFactory(
kNS_TESTDHCPCLIENTSERVICE_CID, factory);
ASSERT_EQ(NS_OK, rv);
}
factory = new mozilla::GenericFactory(nsTestDHCPClientConstructor);
nsComponentManagerImpl::gComponentManager->RegisterFactory(
kNS_TESTDHCPCLIENTSERVICE_CID, "nsTestDHCPClient",
NS_DHCPCLIENT_CONTRACTID, factory);
mPACMan = new nsPACMan(nullptr);
mPACMan->SetWPADOverDHCPEnabled(true);
mPACMan->Init(nullptr);
ASSERT_EQ(NS_OK, SetNetworkProxyType(WPAD_PREF));
}
virtual void TearDown() {
mPACMan->Shutdown();
if (originalNetworkProxyTypePref != GETTING_NETWORK_PROXY_TYPE_FAILED) {
ASSERT_EQ(NS_OK, SetNetworkProxyType(originalNetworkProxyTypePref));
}
}
nsCOMPtr<nsIDHCPClient> GetPACManDHCPCient() { return mPACMan->mDHCPClient; }
void SetPACManDHCPCient(nsCOMPtr<nsIDHCPClient> aValue) {
mPACMan->mDHCPClient = std::move(aValue);
}
void AssertPACSpecEqualTo(const char* aExpected) {
ASSERT_STREQ(aExpected, mPACMan->mPACURISpec.Data());
}
private:
int32_t originalNetworkProxyTypePref = GETTING_NETWORK_PROXY_TYPE_FAILED;
void ProcessPendingEventsOnPACThread() {
RefPtr<ProcessPendingEventsAction> action =
new ProcessPendingEventsAction();
mPACMan->DispatchToPAC(action.forget(), /*aSync =*/true);
}
};
TEST_F(TestPACMan, TestCreateDHCPClientAndGetOption) {
SetOptionResult(TEST_WPAD_DHCP_OPTION);
nsCString spec;
GetPACManDHCPCient()->GetOption(252, spec);
ASSERT_STREQ(TEST_WPAD_DHCP_OPTION, spec.Data());
}
TEST_F(TestPACMan, TestCreateDHCPClientAndGetEmptyOption) {
SetOptionResult("");
nsCString spec;
spec.AssignLiteral(TEST_ASSIGNED_PAC_URL);
GetPACManDHCPCient()->GetOption(252, spec);
ASSERT_TRUE(spec.IsEmpty());
}
TEST_F(TestPACMan,
WhenTheDHCPClientExistsAndDHCPIsNonEmptyDHCPOptionIsUsedAsPACUri) {
SetOptionResult(TEST_WPAD_DHCP_OPTION);
mPACMan->LoadPACFromURI(""_ns);
ProcessAllEventsTenTimes();
mozilla::StaticMutexAutoLock lock(sMutex);
ASSERT_STREQ(TEST_WPAD_DHCP_OPTION, WPADOptionResult.Data());
AssertPACSpecEqualTo(TEST_WPAD_DHCP_OPTION);
}
TEST_F(TestPACMan, WhenTheDHCPResponseIsEmptyWPADDefaultsToStandardURL) {
SetOptionResult(""_ns.Data());
mPACMan->LoadPACFromURI(""_ns);
ASSERT_TRUE(NS_HasPendingEvents(nullptr));
ProcessAllEventsTenTimes();
mozilla::StaticMutexAutoLock lock(sMutex);
ASSERT_STREQ("", WPADOptionResult.Data());
AssertPACSpecEqualTo("http://wpad/wpad.dat");
}
TEST_F(TestPACMan, WhenThereIsNoDHCPClientWPADDefaultsToStandardURL) {
SetOptionResult(TEST_WPAD_DHCP_OPTION);
SetPACManDHCPCient(nullptr);
mPACMan->LoadPACFromURI(""_ns);
ProcessAllEventsTenTimes();
mozilla::StaticMutexAutoLock lock(sMutex);
ASSERT_STREQ(TEST_WPAD_DHCP_OPTION, WPADOptionResult.Data());
AssertPACSpecEqualTo("http://wpad/wpad.dat");
}
TEST_F(TestPACMan, WhenWPADOverDHCPIsPreffedOffWPADDefaultsToStandardURL) {
SetOptionResult(TEST_WPAD_DHCP_OPTION);
mPACMan->SetWPADOverDHCPEnabled(false);
mPACMan->LoadPACFromURI(""_ns);
ProcessAllEventsTenTimes();
mozilla::StaticMutexAutoLock lock(sMutex);
ASSERT_STREQ(TEST_WPAD_DHCP_OPTION, WPADOptionResult.Data());
AssertPACSpecEqualTo("http://wpad/wpad.dat");
}
TEST_F(TestPACMan, WhenPACUriIsSetDirectlyItIsUsedRatherThanWPAD) {
SetOptionResult(TEST_WPAD_DHCP_OPTION);
nsCString spec;
spec.AssignLiteral(TEST_ASSIGNED_PAC_URL);
mPACMan->LoadPACFromURI(spec);
ProcessAllEventsTenTimes();
AssertPACSpecEqualTo(TEST_ASSIGNED_PAC_URL);
}
} // namespace net
} // namespace mozilla
|
