Android Code coverage: Android studio+ Gradle+jacoco

<span id="Label3"></p> <ol> <ol> <li>The OnCreate () method in the project adds the following code to create an EC File.</li> </ol> </ol><pre class="brush:java;gutter:true;"><pre class="brush:java;gutter:true;">String Default_coverage_file_path = "/mnt/sdcard/coverage.ec"; File File = new file (default_coverage_file_path); If (!file.exists ()) { try { file.createnewfile (); } catch (ioexception e) { e.printstacktrace (); } }</pre></pre><p><p>2. In the Ondestory () method of the project, add the following code to write the Data.</p></p><pre class="brush:java;gutter:true;"><pre class="brush:java;gutter:true;">OutputStream out = null; Try { out = new FileOutputStream ("/mnt/sdcard/coverage.ec", false); Object Agent = class.forname ("org.jacoco.agent.rt.RT") . getmethod ("getagent") . invoke (null); Out.write ((byte[]) agent.getclass (). getmethod ("getexecutiondata", boolean.class) . invoke (agent, false)); } Catch (Exception e) { log.d (TAG, e.tostring (), e); } finally { if (out! = Null) { try { out.close () ; } Catch (ioexception e) { e.printstacktrace (); } }</pre></pre><p><p>3.build adds the following content in order to generate Reports. the EC file is placed under The./build/outputs directory.</p></p><pre class="brush:java;gutter:true;"><pre class="brush:java;gutter:true;">Apply plugin: ' Jacoco ' task jacocotestreport (type:jacocoreport) { Group = "Reporting" description = "Generate Jacoco coverage reports on the Build. " Classdirectories = Filetree ( dir: "${project.builddir}/intermediates/classes", excludes: [' **/r.class ', ' **/r$*.class ', ' **/* $ViewInjector * * ', ' **/buildconfig.* ', ' **/manifest*.* '] ) def Coveragesourcedirs = [ "src/main/java" ] additionalsourcedirs = Files (coveragesourcedirs) sourcedirectories = Files (coveragesourcedirs) executiondata = filetree (dir: './build/outputs ', include: ' **/*.ec ') reports { xml.enabled = True html.enabled = True }}</pre></pre><p><p>　　</p></p><p><p>4. Androidmanifest.xml inside need to confirm the permission to write SD</p></p><pre class="brush:java;gutter:true;"><pre class="brush:java;gutter:true;"><uses-permission android:name= "android.permission.WRITE_EXTERNAL_STORAGE"/></pre></pre><p><p>　　</p></p><p><p>5. After the APK is generated, perform the manual test, export it using adb pull/sdcard/coverage.ec d:\test after testing, and then place the EC file in The./build/outputs directory, execute the command: gradlew jacocotestreport, and then you can read the Report.</p></p><p><p>Android Code coverage: Android studio+ Gradle+jacoco</p></p></span>