On Wednesday, 31 August 2016 22:42:02 UTC+5:30, abhigu...@gmail.com wrote:
> On Wednesday, 31 August 2016 22:00:45 UTC+5:30, Sridevi Aishwariya wrote:
> > This was working for me for collecting code coverage data from Calabash
> > Android automation. But now it stopped, i keep getting the error,
> >
> >
> >
> > E/Code Coverage: Failed to generate emma coverage. Is emma jar on classpath?
> >
> > java.lang.ClassNotFoundException: com.vladium.emma.rt.RT
> > On Friday, December 18, 2015 at 12:16:43 AM UTC-8, abhigu...@gmail.com
> > wrote:You can achieve code coverage of android apk using gradle and jacoco,
> > by following below steps.
> > 1.Configuring JaCoCo plugin in build.gradle (present inside 'app' folder )
> > as below
> > apply plugin: 'jacoco'
> > jacoco {
> > toolVersion = "0.7.4+"
> > }
> > 2. Enable Jacoco code coverage on the debug build in build.gradle (present
> > inside 'app' folder ) at 'buildTypes' as below
> > debug {
> > testCoverageEnabled true
> > }
> > 3. Add below line in your 'app/src/main/AndroidManifest.xml ' to access
> > sdcard for writting coverage data
> > <uses-permission
> > android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
> > 4. Add below lines in 'MainActivity.java' at end
> > protected void onStop()
> > {
> > super.onStop();
> > if(BuildConfig.DEBUG)
> > {
> > try {
> > Class<?> emmaRTClass =
> > Class.forName("com.vladium.emma.rt.RT");
> > Method dumpCoverageMethod =
> > emmaRTClass.getMethod("dumpCoverageData",coverageFile.getClass(),
> > boolean.class, boolean.class);
> > dumpCoverageMethod.invoke(null,
> > "/sdcard/coverage.exec", ture, false);
> > } catch (Exception e) {}
> > }
> > }
> > 5.Build debug apk.
> > 6..Install this apk in your device , and to do the test.
> > 7.After testing kill your app.
> > 8.Connect device with computer, run below command to get coverage data file
> > from device
> > 'adb pull /sdcard/coverage.exec'
> > 9.Genrate coverage report using ant(with jacoco task) or jenkings (jacoco
> > plugin) by using following:-
> > Copy classes from "D:\coverage\app\build\intermediates\classes\debug"
> > Copy source from "D:\coverage\app\\src\main\java"
> > Copy exec file from "D:\coverage\mycoverage.exec"
> > Add below as Exclusions:-
> >
> > **/R.class,**/R$*.class,**/BuildConfig.*,**/Manifest*.*,**/*Fragment*.*,**/*Activity$*.*
> >
> >
> > Thanks
> > Abhishek Gupta
> >
> > On Saturday, 17 October 2015 10:11:14 UTC+5:30, vishy wrote:
> > > Hi guys,
> > >
> > > I am investigating code-coverage for our Android app. built with Gradle
> > > and Android Studio.
> > >
> > > I need code-coverage reports in two situations: during manual tests, and
> > > during automated tests built with our Appium suite.
> > >
> > > I need to get a proof-of-concept that JaCoCo can indeed do code coverage
> > > in this case.
> > >
> > > Given that we need coverage for Appium and manual tests, I believe
> > > offline-instrumentation with JaCoCo is what I need.
> > >
> > > I have succeeded in creating an instrumented APK.
> > > But when I run the app manually, I keep seeing errors in the logcat
> > > W/System.err: java.io.FileNotFoundException: /jacoco.exec: open failed:
> > > EROFS (Read-only file system)
> > >
> > > From JaCoCo docs as well as general Googling, I understand that Jacoco
> > > needs to know where to store the jacoco.exec file - and that I need to
> > > package a jacoco-agent.properties (containing a destfile property) with
> > > the APK.
> > >
> > > I have tried putting jacoco-agent.properties in the "assets" folder of my
> > > app - it was packaged into the APK properly, but did not seem to have any
> > > effect (i.e Jacoco failed as usual) I tried putting it inside res - it
> > > did not get packaged into the APK. I tried res/raw and hit the error
> > > about a dash in the filename.
> > >
> > > I am at my wit's end, and would really appreciate help. How do I package
> > > jacoco-agent.properties using my Gradle build into the APK, so that
> > > JaCoCo will read it?
>
> Problem with android-studio, build your project using gradle assemble.
> it will work.
> I need to check why this error is coming , while building in android-studio.
use latest version of android studio (version 2.1.3).
http://tools.android.com/download/studio/builds/2-1-3
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