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
|
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "palette/palette.h"
#include <jni.h>
#include <sys/mman.h>
#include <sys/syscall.h>
#include <unistd.h>
#include <cstring>
#include "base/testing.h"
#include "gtest/gtest.h"
#ifdef ART_TARGET_ANDROID
#include "android-modules-utils/sdk_level.h"
#include "android/api-level.h"
#include "nativehelper/JniInvocation.h"
#endif
namespace {
pid_t GetTid() {
#ifdef __BIONIC__
return gettid();
#else // __BIONIC__
return syscall(__NR_gettid);
#endif // __BIONIC__
}
#ifdef ART_TARGET_ANDROID
bool PaletteSetTaskProfilesIsSupported(palette_status_t res) {
if (android::modules::sdklevel::IsAtLeastU()) {
return true;
}
EXPECT_EQ(PALETTE_STATUS_NOT_SUPPORTED, res)
<< "Device API level: " << android_get_device_api_level();
return false;
}
bool PaletteDebugStoreIsSupported() {
// TODO(b/345433959): Switch to android::modules::sdklevel::IsAtLeastW
return android_get_device_api_level() >= 36;
}
#endif
} // namespace
class PaletteClientTest : public ::testing::Test {};
TEST_F(PaletteClientTest, SchedPriority) {
int32_t tid = GetTid();
int32_t saved_priority;
EXPECT_EQ(PALETTE_STATUS_OK, PaletteSchedGetPriority(tid, &saved_priority));
EXPECT_EQ(PALETTE_STATUS_INVALID_ARGUMENT, PaletteSchedSetPriority(tid, /*java_priority=*/ 0));
EXPECT_EQ(PALETTE_STATUS_INVALID_ARGUMENT, PaletteSchedSetPriority(tid, /*java_priority=*/ -1));
EXPECT_EQ(PALETTE_STATUS_INVALID_ARGUMENT, PaletteSchedSetPriority(tid, /*java_priority=*/ 11));
EXPECT_EQ(PALETTE_STATUS_OK, PaletteSchedSetPriority(tid, /*java_priority=*/ 1));
EXPECT_EQ(PALETTE_STATUS_OK, PaletteSchedSetPriority(tid, saved_priority));
}
TEST_F(PaletteClientTest, Trace) {
bool enabled = false;
EXPECT_EQ(PALETTE_STATUS_OK, PaletteTraceEnabled(&enabled));
EXPECT_EQ(PALETTE_STATUS_OK, PaletteTraceBegin("Hello world!"));
EXPECT_EQ(PALETTE_STATUS_OK, PaletteTraceEnd());
EXPECT_EQ(PALETTE_STATUS_OK, PaletteTraceIntegerValue("Beans", /*value=*/ 3));
}
TEST_F(PaletteClientTest, Ashmem) {
#ifndef ART_TARGET_ANDROID
GTEST_SKIP() << "ashmem is only supported on Android";
#else
int fd;
EXPECT_EQ(PALETTE_STATUS_OK, PaletteAshmemCreateRegion("ashmem-test", 4096, &fd));
EXPECT_EQ(PALETTE_STATUS_OK, PaletteAshmemSetProtRegion(fd, PROT_READ | PROT_EXEC));
EXPECT_EQ(0, close(fd));
#endif
}
TEST_F(PaletteClientTest, JniInvocation) {
#ifndef ART_TARGET_ANDROID
// On host we need to use the runtime linked into the test to start a VM (e.g.
// by inheriting CommonArtTest), while on device it needs to launch the
// runtime through libnativehelper. Let's not bother on host since this test
// is only for native API coverage on device.
GTEST_SKIP() << "Will only spin up a VM on Android";
#else
bool enabled;
EXPECT_EQ(PALETTE_STATUS_OK, PaletteShouldReportJniInvocations(&enabled));
// Load the default JNI_CreateJavaVM implementation, i.e., libart.so.
JniInvocation jni_invocation;
ASSERT_TRUE(jni_invocation.Init(/*library=*/ nullptr));
std::string boot_class_path_string =
art::testing::GetClassPathOption("-Xbootclasspath:", art::testing::GetLibCoreDexFileNames());
std::string boot_class_path_locations_string = art::testing::GetClassPathOption(
"-Xbootclasspath-locations:", art::testing::GetLibCoreDexLocations());
JavaVMOption options[] = {
{.optionString = boot_class_path_string.c_str(), .extraInfo = nullptr},
{.optionString = boot_class_path_locations_string.c_str(), .extraInfo = nullptr},
};
JavaVMInitArgs vm_args = {
.version = JNI_VERSION_1_6,
.nOptions = std::size(options),
.options = options,
.ignoreUnrecognized = JNI_TRUE,
};
JavaVM* jvm = nullptr;
JNIEnv* env = nullptr;
EXPECT_EQ(JNI_OK, JNI_CreateJavaVM(&jvm, &env, &vm_args));
ASSERT_NE(nullptr, env);
PaletteNotifyBeginJniInvocation(env);
PaletteNotifyEndJniInvocation(env);
EXPECT_EQ(JNI_OK, jvm->DestroyJavaVM());
#endif
}
TEST_F(PaletteClientTest, SetTaskProfiles) {
#ifndef ART_TARGET_ANDROID
GTEST_SKIP() << "SetTaskProfiles is only supported on Android";
#else
const char* profiles[] = {"ProcessCapacityHigh", "TimerSlackNormal"};
palette_status_t res = PaletteSetTaskProfiles(GetTid(), &profiles[0], 2);
if (PaletteSetTaskProfilesIsSupported(res)) {
// SetTaskProfiles will only work fully if we run as root. Otherwise it'll
// return false which is mapped to PALETTE_STATUS_FAILED_CHECK_LOG.
if (getuid() == 0) {
EXPECT_EQ(PALETTE_STATUS_OK, res);
} else {
EXPECT_EQ(PALETTE_STATUS_FAILED_CHECK_LOG, res);
}
}
#endif
}
TEST_F(PaletteClientTest, SetTaskProfilesCpp) {
#ifndef ART_TARGET_ANDROID
GTEST_SKIP() << "SetTaskProfiles is only supported on Android";
#else
std::vector<std::string> profiles = {"ProcessCapacityHigh", "TimerSlackNormal"};
palette_status_t res = PaletteSetTaskProfiles(GetTid(), profiles);
if (PaletteSetTaskProfilesIsSupported(res)) {
// SetTaskProfiles will only work fully if we run as root. Otherwise it'll
// return false which is mapped to PALETTE_STATUS_FAILED_CHECK_LOG.
if (getuid() == 0) {
EXPECT_EQ(PALETTE_STATUS_OK, res);
} else {
EXPECT_EQ(PALETTE_STATUS_FAILED_CHECK_LOG, res);
}
}
#endif
}
TEST_F(PaletteClientTest, DebugStore) {
#ifndef ART_TARGET_ANDROID
GTEST_SKIP() << "DebugStore is only supported on Android";
#else
std::array<char, 20> result{};
// Make sure the we are on a correct API level.
if (!PaletteDebugStoreIsSupported()) {
GTEST_SKIP() << "DebugStore is only supported on API 36+";
}
palette_status_t pstatus = PaletteDebugStoreGetString(result.data(), result.size());
EXPECT_EQ(PALETTE_STATUS_OK, pstatus);
size_t len = strnlen(result.data(), result.size());
EXPECT_TRUE(len < result.size());
const char* start = "1,0,";
const char* end = "::;;";
EXPECT_TRUE(len > strlen(start) + strlen(end));
EXPECT_EQ(strncmp(result.data() + len - strlen(end), end, strlen(end)), 0);
#endif
}
|