github.com/yinchengtsinghua/golang-Eos-dpos-Ethereum@v0.0.0-20190121132951-92cc4225ed8e/mobile/android_test.go (about) 1 2 //此源码被清华学神尹成大魔王专业翻译分析并修改 3 //尹成QQ77025077 4 //尹成微信18510341407 5 //尹成所在QQ群721929980 6 //尹成邮箱 yinc13@mails.tsinghua.edu.cn 7 //尹成毕业于清华大学,微软区块链领域全球最有价值专家 8 //https://mvp.microsoft.com/zh-cn/PublicProfile/4033620 9 //版权所有2016 Go Ethereum作者 10 //此文件是Go以太坊库的一部分。 11 // 12 //Go-Ethereum库是免费软件:您可以重新分发它和/或修改 13 //根据GNU发布的较低通用公共许可证的条款 14 //自由软件基金会,或者许可证的第3版,或者 15 //(由您选择)任何更高版本。 16 // 17 //Go以太坊图书馆的发行目的是希望它会有用, 18 //但没有任何保证;甚至没有 19 //适销性或特定用途的适用性。见 20 //GNU较低的通用公共许可证,了解更多详细信息。 21 // 22 //你应该收到一份GNU较低级别的公共许可证副本 23 //以及Go以太坊图书馆。如果没有,请参见<http://www.gnu.org/licenses/>。 24 25 package geth 26 27 import ( 28 "io/ioutil" 29 "os" 30 "os/exec" 31 "path/filepath" 32 "runtime" 33 "testing" 34 "time" 35 36 "github.com/ethereum/go-ethereum/internal/build" 37 ) 38 39 //ANDROIDTestCclass是一个Java类,用于对Android进行一些轻量级测试 40 //绑定。目标不是测试每个单独的功能,而是 41 //捕获中断的API和/或实现更改。 42 const androidTestClass = ` 43 package go; 44 45 import android.test.InstrumentationTestCase; 46 import android.test.MoreAsserts; 47 48 import java.math.BigInteger; 49 import java.util.Arrays; 50 51 import org.ethereum.geth.*; 52 53 public class AndroidTest extends InstrumentationTestCase { 54 public AndroidTest() {} 55 56 public void testAccountManagement() { 57 //使用轻量级加密参数创建加密密钥库。 58 KeyStore ks = new KeyStore(getInstrumentation().getContext().getFilesDir() + "/keystore", Geth.LightScryptN, Geth.LightScryptP); 59 60 try { 61 //使用指定的加密密码创建新帐户。 62 Account newAcc = ks.newAccount("Creation password"); 63 64 //使用其他密码短语导出新创建的帐户。归还的人 65 //此方法调用中的数据是一个JSON编码的加密密钥文件。 66 byte[] jsonAcc = ks.exportKey(newAcc, "Creation password", "Export password"); 67 68 //在本地密钥库中更新上面创建的帐户的密码。 69 ks.updateAccount(newAcc, "Creation password", "Update password"); 70 71 //从本地密钥库中删除上面更新的帐户。 72 ks.deleteAccount(newAcc, "Update password"); 73 74 //导入回我们在上面导出(然后删除)的帐户 75 //又是一个新的密码。 76 Account impAcc = ks.importKey(jsonAcc, "Export password", "Import password"); 77 78 //创建用于签署交易记录的新帐户 79 Account signer = ks.newAccount("Signer password"); 80 81 Transaction tx = new Transaction( 82 1, new Address("0x0000000000000000000000000000000000000000"), 83 new BigInt(0), 0, new BigInt(1), null); //随机空事务 84 BigInt chain = new BigInt(1); //主网链标识符 85 86 //用单一授权签署交易 87 Transaction signed = ks.signTxPassphrase(signer, "Signer password", tx, chain); 88 89 //使用多个手动取消的授权签署交易 90 ks.unlock(signer, "Signer password"); 91 signed = ks.signTx(signer, tx, chain); 92 ks.lock(signer.getAddress()); 93 94 //使用多个自动取消的授权签署交易 95 ks.timedUnlock(signer, "Signer password", 1000000000); 96 signed = ks.signTx(signer, tx, chain); 97 } catch (Exception e) { 98 fail(e.toString()); 99 } 100 } 101 102 public void testInprocNode() { 103 Context ctx = new Context(); 104 105 try { 106 //启动新的进程内节点 107 Node node = new Node(getInstrumentation().getContext().getFilesDir() + "/.ethereum", new NodeConfig()); 108 node.start(); 109 110 //通过函数调用检索一些数据(我们并不真正关心结果) 111 NodeInfo info = node.getNodeInfo(); 112 info.getName(); 113 info.getListenerAddress(); 114 info.getProtocols(); 115 116 //通过API检索一些数据(我们并不真正关心结果) 117 EthereumClient ec = node.getEthereumClient(); 118 ec.getBlockByNumber(ctx, -1).getNumber(); 119 120 NewHeadHandler handler = new NewHeadHandler() { 121 @Override public void onError(String error) {} 122 @Override public void onNewHead(final Header header) {} 123 }; 124 ec.subscribeNewHead(ctx, handler, 16); 125 } catch (Exception e) { 126 fail(e.toString()); 127 } 128 } 129 130 //恢复事务签名者对homestead和eip155都有效的测试 131 //签名也是。Go Ethereum问题的回归测试14599。 132 public void testIssue14599() { 133 try { 134 byte[] preEIP155RLP = new BigInteger("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", 16).toByteArray(); 135 preEIP155RLP = Arrays.copyOfRange(preEIP155RLP, 1, preEIP155RLP.length); 136 137 byte[] postEIP155RLP = new BigInteger("f86b80847735940082520894ef5bbb9bba2e1ca69ef81b23a8727d889f3ef0a1880de0b6b3a7640000802ba06fef16c44726a102e6d55a651740636ef8aec6df3ebf009e7b0c1f29e4ac114aa057e7fbc69760b522a78bb568cfc37a58bfdcf6ea86cb8f9b550263f58074b9cc", 16).toByteArray(); 138 postEIP155RLP = Arrays.copyOfRange(postEIP155RLP, 1, postEIP155RLP.length); 139 140 Transaction preEIP155 = new Transaction(preEIP155RLP); 141 Transaction postEIP155 = new Transaction(postEIP155RLP); 142 143 preEIP155.getFrom(null); //宅基地应接受宅基地 144 preEIP155.getFrom(new BigInt(4)); //EIP155应接受宅基地(缺少链ID) 145 postEIP155.getFrom(new BigInt(4)); //EIP155应接受EIP 155 146 147 try { 148 postEIP155.getFrom(null); 149 fail("EIP155 transaction accepted by Homestead"); 150 } catch (Exception e) {} 151 } catch (Exception e) { 152 fail(e.toString()); 153 } 154 } 155 } 156 ` 157 158 //TESTALIDLE运行上面指定的Android Java测试类。 159 // 160 //这需要path中的gradle命令和路径可用的android sdk 161 //通过android_home环境变量。为了成功地运行测试,Android 162 //设备还必须在启用调试的情况下可用。 163 // 164 //此方法改编自golang.org/x/mobile/bind/java/seq_test.go/runtest。 165 func TestAndroid(t *testing.T) { 166 //完全跳过Windows上的测试 167 if runtime.GOOS == "windows" { 168 t.Skip("cannot test Android bindings on Windows, skipping") 169 } 170 //确保已安装所有Android工具 171 if _, err := exec.Command("which", "gradle").CombinedOutput(); err != nil { 172 t.Skip("command gradle not found, skipping") 173 } 174 if sdk := os.Getenv("ANDROID_HOME"); sdk == "" { 175 //Android SDK没有明确给出,请尝试自动解决 176 autopath := filepath.Join(os.Getenv("HOME"), "Android", "Sdk") 177 if _, err := os.Stat(autopath); err != nil { 178 t.Skip("ANDROID_HOME environment var not set, skipping") 179 } 180 os.Setenv("ANDROID_HOME", autopath) 181 } 182 if _, err := exec.Command("which", "gomobile").CombinedOutput(); err != nil { 183 t.Log("gomobile missing, installing it...") 184 if out, err := exec.Command("go", "get", "golang.org/x/mobile/cmd/gomobile").CombinedOutput(); err != nil { 185 t.Fatalf("install failed: %v\n%s", err, string(out)) 186 } 187 t.Log("initializing gomobile...") 188 start := time.Now() 189 if _, err := exec.Command("gomobile", "init").CombinedOutput(); err != nil { 190 t.Fatalf("initialization failed: %v", err) 191 } 192 t.Logf("initialization took %v", time.Since(start)) 193 } 194 //创建并切换到临时工作区 195 workspace, err := ioutil.TempDir("", "geth-android-") 196 if err != nil { 197 t.Fatalf("failed to create temporary workspace: %v", err) 198 } 199 defer os.RemoveAll(workspace) 200 201 pwd, err := os.Getwd() 202 if err != nil { 203 t.Fatalf("failed to get current working directory: %v", err) 204 } 205 if err := os.Chdir(workspace); err != nil { 206 t.Fatalf("failed to switch to temporary workspace: %v", err) 207 } 208 defer os.Chdir(pwd) 209 210 //创建Android项目的框架 211 for _, dir := range []string{"src/main", "src/androidTest/java/org/ethereum/gethtest", "libs"} { 212 err = os.MkdirAll(dir, os.ModePerm) 213 if err != nil { 214 t.Fatal(err) 215 } 216 } 217 //为geth生成移动绑定并添加Tester类 218 gobind := exec.Command("gomobile", "bind", "-javapkg", "org.ethereum", "github.com/ethereum/go-ethereum/mobile") 219 if output, err := gobind.CombinedOutput(); err != nil { 220 t.Logf("%s", output) 221 t.Fatalf("failed to run gomobile bind: %v", err) 222 } 223 build.CopyFile(filepath.Join("libs", "geth.aar"), "geth.aar", os.ModePerm) 224 225 if err = ioutil.WriteFile(filepath.Join("src", "androidTest", "java", "org", "ethereum", "gethtest", "AndroidTest.java"), []byte(androidTestClass), os.ModePerm); err != nil { 226 t.Fatalf("failed to write Android test class: %v", err) 227 } 228 //完成项目创建并通过Gradle运行测试 229 if err = ioutil.WriteFile(filepath.Join("src", "main", "AndroidManifest.xml"), []byte(androidManifest), os.ModePerm); err != nil { 230 t.Fatalf("failed to write Android manifest: %v", err) 231 } 232 if err = ioutil.WriteFile("build.gradle", []byte(gradleConfig), os.ModePerm); err != nil { 233 t.Fatalf("failed to write gradle build file: %v", err) 234 } 235 if output, err := exec.Command("gradle", "connectedAndroidTest").CombinedOutput(); err != nil { 236 t.Logf("%s", output) 237 t.Errorf("failed to run gradle test: %v", err) 238 } 239 } 240 241 const androidManifest = `<?xml version="1.0" encoding="utf-8"?> 242 <manifest xmlns:android="http://schemas.android.com/apk/res/android“ 243 package="org.ethereum.gethtest" 244 android:versionCode="1" 245 android:versionName="1.0"> 246 247 <uses-permission android:name="android.permission.INTERNET" /> 248 </manifest>` 249 250 const gradleConfig = `buildscript { 251 repositories { 252 jcenter() 253 } 254 dependencies { 255 classpath 'com.android.tools.build:gradle:2.2.3' 256 } 257 } 258 allprojects { 259 repositories { jcenter() } 260 } 261 apply plugin: 'com.android.library' 262 android { 263 compileSdkVersion 'android-19' 264 buildToolsVersion '21.1.2' 265 defaultConfig { minSdkVersion 15 } 266 } 267 repositories { 268 flatDir { dirs 'libs' } 269 } 270 dependencies { 271 compile 'com.android.support:appcompat-v7:19.0.0' 272 compile(name: "geth", ext: "aar") 273 } 274 `