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JaCoCo and EclEmma Users

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1–30 of 1771

Welcome to the EclEmma and JaCoCo user's group!

To resolve issues quickly please check our extensive documentation first:

These links contain answers to most questions that have been asked before.

If you're posting new issues to this list please help us to understand your problem or idea:

Clearly state what you want to do and what the expected outcome is.
Provide detailed information about your exact setup and product versions in use.
In case you encounter an error include the full error message, stack trace or log file.

What will not work on this mailing list:

We cannot provide support for other tools JaCoCo has been integrated with. Please check with the respective tool providers.
We will not do your homework or assignment.
All support is provided by volunteers in their spare time for free. Adding URGENT, ASAP etc. to your requests is no motivation for them.

0 selected

Sunil Joseph, Evgeny Mandrikov5

Feb 10

Jacoco remote code coverage for QE tests

Do we need prepare-agent in my case? The agent is already set as JAVE options when I build play-

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Jacoco remote code coverage for QE tests

Do we need prepare-agent in my case? The agent is already set as JAVE options when I build play-

Feb 10

KOMAL HAREL, … Marc Hoffmann3

Jan 23

Regarding to jacoco tool having many doubts

Hi, for common problems (typically different class files) there are hints shown in the build output

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Regarding to jacoco tool having many doubts

Hi, for common problems (typically different class files) there are hints shown in the build output

Jan 23

Stuart Lewis, … Marc Hoffmann5

Jan 15

Discuss Enhancement Request

I'm glad to hear that the XML report works for you. Thanks for the feedback, -marc On 14. Jan

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Discuss Enhancement Request

I'm glad to hear that the XML report works for you. Thanks for the feedback, -marc On 14. Jan

Jan 15

Jimmy Rasolosoa

Jan 15

Multi Module with 1 module for specific testing jacoco report

Hello Everyone, I have been searching for quite some time for a solution, but I haven't been able

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Multi Module with 1 module for specific testing jacoco report

Hello Everyone, I have been searching for quite some time for a solution, but I haven't been able

Jan 15

sudheer kumar, Evgeny Mandrikov7

Jan 4

need suggestions regarding jacoco authentication

Thank you so much for your suggestion. it worked. java -javaagent:C:\tools\jacoco\lib\jacocoagent.jar

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need suggestions regarding jacoco authentication

Thank you so much for your suggestion. it worked. java -javaagent:C:\tools\jacoco\lib\jacocoagent.jar

Jan 4

Ljubisa Punosevac, Marc Hoffmann3

12/9/24

Correlation between jUnit tests and source code classes/methods

Hi Marc, Thank you very much for your quick feedback. I will give it a try and see can I follow your

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Correlation between jUnit tests and source code classes/methods

Hi Marc, Thank you very much for your quick feedback. I will give it a try and see can I follow your

12/9/24

Gary Gregory, Mountainminds2

12/7/24

jacoco-maven-plugin 0.8.13?

Dear Gary, 0.8.13 is not yet released. It is only available as SNAPSHOT from the repository described

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jacoco-maven-plugin 0.8.13?

Dear Gary, 0.8.13 is not yet released. It is only available as SNAPSHOT from the repository described

12/7/24

Oleh, Evgeny Mandrikov3

11/28/24

Unsupported class file major version with JDK 21 and JaCoCo 0.8.12

Thank you for your response! After checking, it turned out that due to transitive dependencies in my

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Unsupported class file major version with JDK 21 and JaCoCo 0.8.12

Thank you for your response! After checking, it turned out that due to transitive dependencies in my

11/28/24

11/26/24

SIGSEGV during C2 CompileTask with JDK 21.0.5+11 and Jacoco

Hi, Hi, it seems that since we started using eclipse-temurin:21-jdk-noble (21.0.5+11) in our CI (via

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SIGSEGV during C2 CompileTask with JDK 21.0.5+11 and Jacoco

Hi, Hi, it seems that since we started using eclipse-temurin:21-jdk-noble (21.0.5+11) in our CI (via

11/26/24

11/20/24

How to config jacoco.excludes to a module

Hello, My project consists of two modules, A and B. Previously, both modules were configured to use

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How to config jacoco.excludes to a module

Hello, My project consists of two modules, A and B. Previously, both modules were configured to use

11/20/24

11/16/24

use jacoco instrument command to get probed class and it seems strange

this is my source code : public class App { public static void main(String[] args) throws

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use jacoco instrument command to get probed class and it seems strange

this is my source code : public class App { public static void main(String[] args) throws

11/16/24

11/8/24

Question connected to Cyclomatic complexity calculation formula

The metric of cyclomatic complexity is a bit difficult to understand for me, so I looked for relevant

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Question connected to Cyclomatic complexity calculation formula

The metric of cyclomatic complexity is a bit difficult to understand for me, so I looked for relevant

11/8/24

11/4/24

java.io.IOException: Invalid execution data file.

I have deployed a jacoco-server which listens on serversocket and then generate report. Here is the

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java.io.IOException: Invalid execution data file.

I have deployed a jacoco-server which listens on serversocket and then generate report. Here is the

11/4/24

homejim he, Marc Hoffmann2

10/29/24

The application runs using a self-packaged jacocoagent.jar. After subsequently using jacococli.jar to perform Pre-Instrumentation on a certain class， occurs NoClassDefFoundError or ClassNotFoundException for class org.jacoco.agent[...]Offline

Hi, there is a couple of reasons why we need to rename the runtime package, some are described here:

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The application runs using a self-packaged jacocoagent.jar. After subsequently using jacococli.jar to perform Pre-Instrumentation on a certain class， occurs NoClassDefFoundError or ClassNotFoundException for class org.jacoco.agent[...]Offline

Hi, there is a couple of reasons why we need to rename the runtime package, some are described here:

10/29/24

Juan Duran, Marc Hoffmann3

10/24/24

Wondering if this is a bug?

Thanks for pointing that out. On Tuesday, October 22, 2024 at 10:21:27 PM UTC-7 Marc R. Hoffmann

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Wondering if this is a bug?

Thanks for pointing that out. On Tuesday, October 22, 2024 at 10:21:27 PM UTC-7 Marc R. Hoffmann

10/24/24

Mark Raynsford, … Evgeny Mandrikov12

10/20/24

Exclude archive from analysis

On 20/10/2024 10:19, Evgeny Mandrikov wrote: > “class *files*“ > > vs > > “class *

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Exclude archive from analysis

On 20/10/2024 10:19, Evgeny Mandrikov wrote: > “class *files*“ > > vs > > “class *

10/20/24

10/7/24

Kotlin @Serializable reported as not covered

It looks like jacoco sees that generated code. I wonder does everyone is writing tests for generated

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Kotlin @Serializable reported as not covered

It looks like jacoco sees that generated code. I wonder does everyone is writing tests for generated

10/7/24

Aryeh Friedman, Marc Hoffmann3

10/3/24

manual exclusions

On Thu, Oct 3, 2024 at 3:22 PM Marc Hoffmann <hoff...@mountainminds.com> wrote: > If you

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manual exclusions

On Thu, Oct 3, 2024 at 3:22 PM Marc Hoffmann <hoff...@mountainminds.com> wrote: > If you

10/3/24

Sameer Kumar, Marc Hoffmann7

9/4/24

Exclusions/Inclusions in jacoco.exec file.

Thanks you. On Wednesday, September 4, 2024 at 12:51:41 AM UTC+5:30 Marc R. Hoffmann wrote: There is.

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Exclusions/Inclusions in jacoco.exec file.

Thanks you. On Wednesday, September 4, 2024 at 12:51:41 AM UTC+5:30 Marc R. Hoffmann wrote: There is.

9/4/24

9/2/24

the coverage rate in jacoco report page doesnt match the green colored lines count in source file page.

another example is after test, the method `compressSize(long)` hits all instruction which is

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the coverage rate in jacoco report page doesnt match the green colored lines count in source file page.

another example is after test, the method `compressSize(long)` hits all instruction which is

9/2/24

Sameer Kumar, Marc Hoffmann2

8/30/24

Multi Module Jacoco Report check not working on aggregated report level

Dear Sameer, unfortunately we don't have a check goal for aggregate reports. A common work around

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Multi Module Jacoco Report check not working on aggregated report level

Dear Sameer, unfortunately we don't have a check goal for aggregate reports. A common work around

8/30/24

mai, Marc Hoffmann5

8/29/24

Inquiry About Tracking Execution Statement Order of Java Applications Using JaCoCo

Hi, “SEQUENCE” is only one strategy. As you can see in the table there are more cases like “JUMP”, “

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Inquiry About Tracking Execution Statement Order of Java Applications Using JaCoCo

Hi, “SEQUENCE” is only one strategy. As you can see in the table there are more cases like “JUMP”, “

8/29/24

Tarun Srivastava, Sudip Mitra2

8/26/24

JoCoCo not generating report with Tomcat 10

Hello Tarun, Most probably you did not shutdown tomcat server. Pls have a look at my stack overflow

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JoCoCo not generating report with Tomcat 10

Hello Tarun, Most probably you did not shutdown tomcat server. Pls have a look at my stack overflow

8/26/24

8/21/24

Inquiring about Sequential Execution Statement Tracing

Dear Developers, Hello, I understand that JaCoCo performs code coverage statistics and reporting by

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Inquiring about Sequential Execution Statement Tracing

Dear Developers, Hello, I understand that JaCoCo performs code coverage statistics and reporting by

8/21/24

m1k0, Marc Hoffmann3

8/10/24

Collecting Executed Statements for Specific Test Method with JaCoCo

Thank you very much for your response. Your reply has been very helpful to me. Additionally, I have

unread,

Collecting Executed Statements for Specific Test Method with JaCoCo

Thank you very much for your response. Your reply has been very helpful to me. Additionally, I have

8/10/24

Ajith Vembankottu, Marc Hoffmann2

8/8/24

jacoco-maven-plugin is failing after updating com.fasterxml.jackson.core:jackson-databind

Please see our FAQ (https://www.jacoco.org/jacoco/trunk/doc/faq.html): Why do I get the error "

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jacoco-maven-plugin is failing after updating com.fasterxml.jackson.core:jackson-databind

Please see our FAQ (https://www.jacoco.org/jacoco/trunk/doc/faq.html): Why do I get the error "

8/8/24

Ashish Ranjan Sinha, Marc Hoffmann4

8/2/24

Same Report generated for 2 different Junit running on 2 different VMs

Ok. You can check the exec sources of your reports by following the „sessions“ link on the top right

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Same Report generated for 2 different Junit running on 2 different VMs

Ok. You can check the exec sources of your reports by following the „sessions“ link on the top right

8/2/24

Vibor Pokupec, Evgeny Mandrikov3

7/30/24

Code coverage reporting 1 of 2 branches missed

Hi, Thank you for reporting and especially for the reduced complete reproducer. It definitely shows

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Code coverage reporting 1 of 2 branches missed

Hi, Thank you for reporting and especially for the reduced complete reproducer. It definitely shows

7/30/24

ทิด ตี้

7/23/24

unread,

7/23/24

Diksha Gupta, Marc Hoffmann2

7/14/24

Coverage is 0 when i updated gradle version 7.4.1 to 8.7

Dear Diksha, please understand that the JaCoCo Grade integration is not implemented by us. Please

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Coverage is 0 when i updated gradle version 7.4.1 to 8.7

Dear Diksha, please understand that the JaCoCo Grade integration is not implemented by us. Please

7/14/24

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