github.com/murrekatt/go-ethereum@v1.5.8-0.20170123175102-fc52f2c007fb/mobile/android_test.go (about) 1 // Copyright 2016 The go-ethereum Authors 2 // This file is part of the go-ethereum library. 3 // 4 // The go-ethereum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The go-ethereum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. 16 17 package geth 18 19 import ( 20 "io/ioutil" 21 "os" 22 "os/exec" 23 "path/filepath" 24 "runtime" 25 "testing" 26 "time" 27 28 "github.com/ethereum/go-ethereum/internal/build" 29 ) 30 31 // androidTestClass is a Java class to do some lightweight tests against the Android 32 // bindings. The goal is not to test each individual functionality, rather just to 33 // catch breaking API and/or implementation changes. 34 const androidTestClass = ` 35 package go; 36 37 import android.test.InstrumentationTestCase; 38 import android.test.MoreAsserts; 39 40 import org.ethereum.geth.*; 41 42 public class AndroidTest extends InstrumentationTestCase { 43 public AndroidTest() {} 44 45 public void testAccountManagement() { 46 // Create an encrypted keystore manager with light crypto parameters. 47 AccountManager am = new AccountManager(getInstrumentation().getContext().getFilesDir() + "/keystore", Geth.LightScryptN, Geth.LightScryptP); 48 49 try { 50 // Create a new account with the specified encryption passphrase. 51 Account newAcc = am.newAccount("Creation password"); 52 53 // Export the newly created account with a different passphrase. The returned 54 // data from this method invocation is a JSON encoded, encrypted key-file. 55 byte[] jsonAcc = am.exportKey(newAcc, "Creation password", "Export password"); 56 57 // Update the passphrase on the account created above inside the local keystore. 58 am.updateAccount(newAcc, "Creation password", "Update password"); 59 60 // Delete the account updated above from the local keystore. 61 am.deleteAccount(newAcc, "Update password"); 62 63 // Import back the account we've exported (and then deleted) above with yet 64 // again a fresh passphrase. 65 Account impAcc = am.importKey(jsonAcc, "Export password", "Import password"); 66 67 // Create a new account to sign transactions with 68 Account signer = am.newAccount("Signer password"); 69 Hash txHash = new Hash("0x0123456789abcdef0123456789abcdef0123456789abcdef0123456789abcdef"); 70 71 // Sign a transaction with a single authorization 72 byte[] signature = am.signPassphrase(signer, "Signer password", txHash.getBytes()); 73 74 // Sign a transaction with multiple manually cancelled authorizations 75 am.unlock(signer, "Signer password"); 76 signature = am.sign(signer.getAddress(), txHash.getBytes()); 77 am.lock(signer.getAddress()); 78 79 // Sign a transaction with multiple automatically cancelled authorizations 80 am.timedUnlock(signer, "Signer password", 1000000000); 81 signature = am.sign(signer.getAddress(), txHash.getBytes()); 82 } catch (Exception e) { 83 fail(e.toString()); 84 } 85 } 86 87 public void testInprocNode() { 88 Context ctx = new Context(); 89 90 try { 91 // Start up a new inprocess node 92 Node node = new Node(getInstrumentation().getContext().getFilesDir() + "/.ethereum", new NodeConfig()); 93 node.start(); 94 95 // Retrieve some data via function calls (we don't really care about the results) 96 NodeInfo info = node.getNodeInfo(); 97 info.getName(); 98 info.getListenerAddress(); 99 info.getProtocols(); 100 101 // Retrieve some data via the APIs (we don't really care about the results) 102 EthereumClient ec = node.getEthereumClient(); 103 ec.getBlockByNumber(ctx, -1).getNumber(); 104 105 NewHeadHandler handler = new NewHeadHandler() { 106 @Override public void onError(String error) {} 107 @Override public void onNewHead(final Header header) {} 108 }; 109 ec.subscribeNewHead(ctx, handler, 16); 110 } catch (Exception e) { 111 fail(e.toString()); 112 } 113 } 114 } 115 ` 116 117 // TestAndroid runs the Android java test class specified above. 118 // 119 // This requires the gradle command in PATH and the Android SDK whose path is available 120 // through ANDROID_HOME environment variable. To successfully run the tests, an Android 121 // device must also be available with debugging enabled. 122 // 123 // This method has been adapted from golang.org/x/mobile/bind/java/seq_test.go/runTest 124 func TestAndroid(t *testing.T) { 125 // Skip tests on Windows altogether 126 if runtime.GOOS == "windows" { 127 t.Skip("cannot test Android bindings on Windows, skipping") 128 } 129 // Make sure all the Android tools are installed 130 if _, err := exec.Command("which", "gradle").CombinedOutput(); err != nil { 131 t.Skip("command gradle not found, skipping") 132 } 133 if sdk := os.Getenv("ANDROID_HOME"); sdk == "" { 134 t.Skip("ANDROID_HOME environment var not set, skipping") 135 } 136 if _, err := exec.Command("which", "gomobile").CombinedOutput(); err != nil { 137 t.Log("gomobile missing, installing it...") 138 if _, err := exec.Command("go", "install", "golang.org/x/mobile/cmd/gomobile").CombinedOutput(); err != nil { 139 t.Fatalf("install failed: %v", err) 140 } 141 t.Log("initializing gomobile...") 142 start := time.Now() 143 if _, err := exec.Command("gomobile", "init").CombinedOutput(); err != nil { 144 t.Fatalf("initialization failed: %v", err) 145 } 146 t.Logf("initialization took %v", time.Since(start)) 147 } 148 // Create and switch to a temporary workspace 149 workspace, err := ioutil.TempDir("", "geth-android-") 150 if err != nil { 151 t.Fatalf("failed to create temporary workspace: %v", err) 152 } 153 defer os.RemoveAll(workspace) 154 155 pwd, err := os.Getwd() 156 if err != nil { 157 t.Fatalf("failed to get current working directory: %v", err) 158 } 159 if err := os.Chdir(workspace); err != nil { 160 t.Fatalf("failed to switch to temporary workspace: %v", err) 161 } 162 defer os.Chdir(pwd) 163 164 // Create the skeleton of the Android project 165 for _, dir := range []string{"src/main", "src/androidTest/java/org/ethereum/gethtest", "libs"} { 166 err = os.MkdirAll(dir, os.ModePerm) 167 if err != nil { 168 t.Fatal(err) 169 } 170 } 171 // Generate the mobile bindings for Geth and add the tester class 172 gobind := exec.Command("gomobile", "bind", "-javapkg", "org.ethereum", "github.com/ethereum/go-ethereum/mobile") 173 if output, err := gobind.CombinedOutput(); err != nil { 174 t.Logf("%s", output) 175 t.Fatalf("failed to run gomobile bind: %v", err) 176 } 177 build.CopyFile(filepath.Join("libs", "geth.aar"), "geth.aar", os.ModePerm) 178 179 if err = ioutil.WriteFile(filepath.Join("src", "androidTest", "java", "org", "ethereum", "gethtest", "AndroidTest.java"), []byte(androidTestClass), os.ModePerm); err != nil { 180 t.Fatalf("failed to write Android test class: %v", err) 181 } 182 // Finish creating the project and run the tests via gradle 183 if err = ioutil.WriteFile(filepath.Join("src", "main", "AndroidManifest.xml"), []byte(androidManifest), os.ModePerm); err != nil { 184 t.Fatalf("failed to write Android manifest: %v", err) 185 } 186 if err = ioutil.WriteFile("build.gradle", []byte(gradleConfig), os.ModePerm); err != nil { 187 t.Fatalf("failed to write gradle build file: %v", err) 188 } 189 if output, err := exec.Command("gradle", "connectedAndroidTest").CombinedOutput(); err != nil { 190 t.Logf("%s", output) 191 t.Errorf("failed to run gradle test: %v", err) 192 } 193 } 194 195 const androidManifest = `<?xml version="1.0" encoding="utf-8"?> 196 <manifest xmlns:android="http://schemas.android.com/apk/res/android" 197 package="org.ethereum.gethtest" 198 android:versionCode="1" 199 android:versionName="1.0"> 200 201 <uses-permission android:name="android.permission.INTERNET" /> 202 </manifest>` 203 204 const gradleConfig = `buildscript { 205 repositories { 206 jcenter() 207 } 208 dependencies { 209 classpath 'com.android.tools.build:gradle:1.5.0' 210 } 211 } 212 allprojects { 213 repositories { jcenter() } 214 } 215 apply plugin: 'com.android.library' 216 android { 217 compileSdkVersion 'android-19' 218 buildToolsVersion '21.1.2' 219 defaultConfig { minSdkVersion 15 } 220 } 221 repositories { 222 flatDir { dirs 'libs' } 223 } 224 dependencies { 225 compile 'com.android.support:appcompat-v7:19.0.0' 226 compile(name: "geth", ext: "aar") 227 } 228 `