1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy of
6  * the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13  * License for the specific language governing permissions and limitations under
14  * the License.
15  */
16 package com.android.launcher3.util.rule;
17 
18 import static androidx.test.InstrumentationRegistry.getInstrumentation;
19 
20 import android.os.Build;
21 import android.util.Log;
22 
23 import androidx.test.uiautomator.UiDevice;
24 
25 import org.junit.rules.TestRule;
26 import org.junit.runner.Description;
27 import org.junit.runners.model.Statement;
28 
29 import java.lang.annotation.ElementType;
30 import java.lang.annotation.Retention;
31 import java.lang.annotation.RetentionPolicy;
32 import java.lang.annotation.Target;
33 import java.util.regex.Matcher;
34 import java.util.regex.Pattern;
35 
36 public class TestStabilityRule implements TestRule {
37     private static final String TAG = "TestStabilityRule";
38     private static final Pattern LAUNCHER_BUILD =
39             Pattern.compile("^("
40                     + "(?<local>(BuildFromAndroidStudio|"
41                     + "([0-9]+|[A-Z])-eng\\.[a-z]+\\.[0-9]+\\.[0-9]+))|"
42                     + "(?<presubmit>([0-9]+|[A-Z])-P[0-9]+)|"
43                     + "(?<postsubmit>([0-9]+|[A-Z])-[0-9]+)|"
44                     + "(?<platform>[0-9]+|[A-Z])"
45                     + ")$");
46     private static final Pattern PLATFORM_BUILD =
47             Pattern.compile("^("
48                     + "(?<commandLine>eng\\.[a-z]+\\.[0-9]+\\.[0-9]+)|"
49                     + "(?<presubmit>P[0-9]+)|"
50                     + "(?<postsubmit>[0-9]+)"
51                     + ")$");
52 
53     @Retention(RetentionPolicy.RUNTIME)
54     @Target(ElementType.METHOD)
55     public @interface Stability {
56     }
57 
58     @Override
apply(Statement base, Description description)59     public Statement apply(Statement base, Description description) {
60         if (description.getAnnotation(Stability.class) != null) {
61             return new Statement() {
62                 @Override
63                 public void evaluate() throws Throwable {
64                     getRunFlavor();
65 
66                     base.evaluate();
67                 }
68             };
69         } else {
70             return base;
71         }
72     }
73 
74     private static void getRunFlavor() throws Exception {
75         final String launcherVersion = getInstrumentation().
76                 getContext().
77                 getPackageManager().
78                 getPackageInfo(
79                         UiDevice.getInstance(getInstrumentation()).
80                                 getLauncherPackageName(),
81                         0).
82                 versionName;
83 
84         final Matcher launcherBuildMatcher = LAUNCHER_BUILD.matcher(launcherVersion);
85 
86         if (!launcherBuildMatcher.find()) {
87             Log.e(TAG, "Match not found");
88         }
89 
90         final String platformVersion = Build.VERSION.INCREMENTAL;
91         final Matcher platformBuildMatcher = PLATFORM_BUILD.matcher(platformVersion);
92 
93         if (!platformBuildMatcher.find()) {
94             Log.e(TAG, "Match not found");
95         }
96 
97         Log.d(TAG, "Launcher: " + launcherVersion + ", platform: " + platformVersion);
98 
99         if (launcherBuildMatcher.group("local") != null && (
100                 platformBuildMatcher.group("commandLine") != null ||
101                         platformBuildMatcher.group("postsubmit") != null)) {
102             Log.d(TAG, "LOCAL RUN");
103         } else if (launcherBuildMatcher.group("presubmit") != null
104                 && platformBuildMatcher.group("postsubmit") != null) {
105             Log.d(TAG, "UNBUNDLED PRESUBMIT");
106         } else if (launcherBuildMatcher.group("postsubmit") != null
107                 && platformBuildMatcher.group("postsubmit") != null) {
108             Log.d(TAG, "UNBUNDLED POSTSUBMIT");
109         } else if (launcherBuildMatcher.group("platform") != null
110                 && platformBuildMatcher.group("presubmit") != null) {
111             Log.d(TAG, "PLATFORM PRESUBMIT");
112         } else if (launcherBuildMatcher.group("platform") != null
113                 && platformBuildMatcher.group("postsubmit") != null) {
114             Log.d(TAG, "PLATFORM POSTSUBMIT");
115         } else {
116             Log.e(TAG, "ERROR3");
117         }
118     }
119 }
120