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1#!/usr/bin/python3
2#
3# Copyright (C) 2015 The Android Open Source Project
4#
5# Licensed under the Apache License, Version 2.0 (the 'License');
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#      http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an 'AS IS' BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16#
17
18import os
19import sys
20import tempfile
21import threading
22import time
23import traceback
24
25from android_device import *
26from avd import *
27from queue import Queue, Empty
28
29
30# This dict should contain one entry for every density listed in DisplayMetrics.
31# See CDD 7.1.1.3 for more information on densities at which CTS can run. If you
32# are only generating reference images for a single density, you can comment out
33# the other densities and then run the script.
34CTS_THEME_dict = {
35    120: "ldpi",
36    140: "140dpi",
37    160: "mdpi",
38    180: "180dpi",
39    200: "200dpi",
40    213: "tvdpi",
41    220: "220dpi",
42    240: "hdpi",
43    260: "260dpi",
44    280: "280dpi",
45    300: "300dpi",
46    320: "xhdpi",
47    340: "340dpi",
48    360: "360dpi",
49    400: "400dpi",
50    420: "420dpi",
51    440: "440dpi",
52    450: "450dpi",
53    480: "xxhdpi",
54    560: "560dpi",
55    600: "600dpi",
56    640: "xxxhdpi",
57}
58
59OUT_FILE = "/sdcard/cts-theme-assets.zip"
60
61
62class ParallelExecutor(threading.Thread):
63    def __init__(self, tasks, setup, q):
64        threading.Thread.__init__(self)
65        self._q = q
66        self._tasks = tasks
67        self._setup = setup
68        self._result = 0
69
70    def run(self):
71        try:
72            while True:
73                config = self._q.get(block=True, timeout=2)
74                for t in self._tasks:
75                    try:
76                        if t(self._setup, config):
77                            self._result += 1
78                    except KeyboardInterrupt:
79                        raise
80                    except:
81                        print("Failed to execute thread:", sys.exc_info()[0])
82                        traceback.print_exc()
83                self._q.task_done()
84        except KeyboardInterrupt:
85            raise
86        except Empty:
87            pass
88
89    def get_result(self):
90        return self._result
91
92
93# pass a function with number of instances to be executed in parallel
94# each thread continues until config q is empty.
95def execute_parallel(tasks, setup, q, num_threads):
96    result = 0
97    threads = []
98    for i in range(num_threads):
99        t = ParallelExecutor(tasks, setup, q)
100        t.start()
101        threads.append(t)
102    for t in threads:
103        t.join()
104        result += t.get_result()
105    return result
106
107
108def print_adb_result(device, out, err):
109    print("device: " + device)
110    if out is not None:
111        print("out:\n" + out)
112    if err is not None:
113        print("err:\n" + err)
114
115
116def do_capture(setup, device_serial):
117    (themeApkPath, out_path) = setup
118
119    device = AndroidDevice(device_serial)
120
121    version = device.get_version_codename()
122    if version == "REL":
123        version = str(device.get_version_sdk())
124
125    density = device.get_density()
126
127    if CTS_THEME_dict[density]:
128        density_bucket = CTS_THEME_dict[density]
129    else:
130        density_bucket = str(density) + "dpi"
131
132    out_file = os.path.join(out_path, os.path.join(version, "%s.zip" % density_bucket))
133
134    device.uninstall_package('android.theme.app')
135
136    (out, err, success) = device.install_apk(themeApkPath)
137    if not success:
138        print("Failed to install APK on " + device_serial)
139        print_adb_result(device_serial, out, err)
140        return False
141
142    print("Generating images on " + device_serial + "...")
143    try:
144        (out, err) = device.run_instrumentation_test(
145            "android.theme.app/androidx.test.runner.AndroidJUnitRunner")
146    except KeyboardInterrupt:
147        raise
148    except:
149        (out, err) = device.run_instrumentation_test(
150            "android.theme.app/android.test.InstrumentationTestRunner")
151
152    # Detect test failure and abort.
153    if "FAILURES!!!" in out.split():
154        print_adb_result(device_serial, out, err)
155        return False
156
157    # Make sure that the run is complete by checking the process itself
158    print("Waiting for " + device_serial + "...")
159    wait_time = 0
160    while device.is_process_alive("android.theme.app"):
161        time.sleep(1)
162        wait_time = wait_time + 1
163        if wait_time > 180:
164            print("Timed out")
165            break
166
167    time.sleep(10)
168
169    print("Pulling images from " + device_serial + " to " + out_file)
170    device.run_adb_command("pull " + OUT_FILE + " " + out_file)
171    device.run_adb_command("shell rm -rf " + OUT_FILE)
172    return True
173
174
175def get_emulator_path():
176    if 'ANDROID_SDK_ROOT' not in os.environ:
177        print('Environment variable ANDROID_SDK_ROOT must point to your Android SDK root.')
178        sys.exit(1)
179
180    sdk_path = os.environ['ANDROID_SDK_ROOT']
181    if not os.path.isdir(sdk_path):
182        print("Failed to find Android SDK at ANDROID_SDK_ROOT: %s" % sdk_path)
183        sys.exit(1)
184
185    emu_path = os.path.join(os.path.join(sdk_path, 'tools'), 'emulator')
186    if not os.path.isfile(emu_path):
187        print("Failed to find emulator within ANDROID_SDK_ROOT: %s" % sdk_path)
188        sys.exit(1)
189
190    return emu_path
191
192
193def start_emulator(name, density):
194    if name == "local":
195        emu_path = ""
196    else:
197        emu_path = get_emulator_path()
198
199    # Start emulator for 560dpi, normal screen size.
200    test_avd = AVD(name, emu_path)
201    test_avd.configure_screen(density, 360, 640)
202    test_avd.start()
203    try:
204        test_avd_device = test_avd.get_device()
205        test_avd_device.wait_for_device()
206        test_avd_device.wait_for_boot_complete()
207        return test_avd
208    except:
209        test_avd.stop()
210        return None
211
212
213def main(argv):
214    if 'ANDROID_BUILD_TOP' not in os.environ or 'ANDROID_HOST_OUT' not in os.environ:
215        print('Missing environment variables. Did you run build/envsetup.sh and lunch?')
216        sys.exit(1)
217
218    theme_apk = os.path.join(os.environ['ANDROID_HOST_OUT'],
219                             'cts/android-cts/testcases/CtsThemeDeviceApp.apk')
220    if not os.path.isfile(theme_apk):
221        print('Couldn\'t find test APK. Did you run make cts?')
222        sys.exit(1)
223
224    out_path = os.path.join(os.environ['ANDROID_BUILD_TOP'],
225                            'cts/hostsidetests/theme/assets')
226    os.system("mkdir -p %s" % out_path)
227
228    if len(argv) == 2:
229        for density in CTS_THEME_dict.keys():
230            retries = 0
231            result = False
232            while result != True:
233                retries += 1
234                emulator = start_emulator(argv[1], density)
235                result = do_capture(setup=(theme_apk, out_path), device_serial=emulator.get_serial())
236                emulator.stop()
237                if result:
238                    print("Generated reference images for %ddpi" % density)
239                else:
240                    print("Failed to generate reference images for %ddpi" % density)
241                    print("Try number %d" % retries)
242    else:
243        tasks = [do_capture]
244        setup = (theme_apk, out_path)
245
246        devices = enumerate_android_devices()
247
248        if len(devices) > 0:
249            device_queue = Queue()
250            for device in devices:
251                device_queue.put(device)
252
253            result = execute_parallel(tasks, setup, device_queue, len(devices))
254
255            if result > 0:
256                print('Generated reference images for %(count)d devices' % {"count": result})
257            else:
258                print('Failed to generate reference images')
259        else:
260            print('No devices found')
261
262
263if __name__ == '__main__':
264    main(sys.argv)
265