CartesianCentroidCalculator

Oct 13, 2025 by talynt.org 81 views

Introduction

The CartesianCentroidCalculatorTests test suite is a crucial component of the Elasticsearch project, ensuring the accuracy and reliability of the CartesianCentroidCalculator. However, recent test runs have revealed a critical issue with the testAddDifferentDimensionalType test, causing it to fail consistently. In this article, we will delve into the details of this issue, exploring the reproduction line, applicable branches, and failure history.

Reproduction Line

To reproduce this issue, you can run the following command in your terminal:

./gradlew ":server:test" --tests "org.elasticsearch.lucene.spatial.CartesianCentroidCalculatorTests.testAddDifferentDimensionalType" -Dtests.seed=EC8561C75D1FDB46 -Dtests.locale=ii-Yiii-CN -Dtests.timezone=Asia/Srednekolymsk -Druntime.java=23

This command will execute the testAddDifferentDimensionalType test with the specified parameters, allowing you to reproduce the issue locally.

Applicable Branches

The testAddDifferentDimensionalType failure is currently affecting the main branch, which is the primary branch for the Elasticsearch project. This means that any changes made to the main branch may exacerbate or resolve this issue.

Failure History

The testAddDifferentDimensionalType failure has been observed in 434 test runs, resulting in a 0.5% fail rate. This indicates that the issue is relatively rare but still significant enough to warrant attention. You can view the failure history in the provided dashboard link.

Failure Message

The failure message provides valuable insights into the issue:

java.lang.AssertionError: 
Expected: Centroid (x:a numeric value within <9.51623423922472E28> of <9.516234239224721E34>, y:a numeric value within <1.0E-9> of <-3.555324192502472E7>, w:a numeric value within <9.804795289396622E29> of <9.804795289396622E35>)
     but: 
	Y value <-3.555324192502471E7> differed by <6.450580596923828E-9> more than delta <1.0E-9>

This message indicates that the Y value of the centroid is not within the expected range, causing the test to fail.

Issue Reasons

The testAddDifferentDimensionalType failure is currently affecting the main branch, resulting in 2 failures in 434 test runs. This indicates that the issue is relatively rare but still significant enough to warrant attention.

Conclusion

The CartesianCentroidCalculatorTests test suite is a critical component of the Elasticsearch project, ensuring the accuracy and reliability of the CartesianCentroidCalculator. However, recent test runs have revealed a critical issue with the testAddDifferentDimensionalType test, causing it to fail consistently. By reproducing the issue, exploring the applicable branches, and analyzing the failure history, we can better understand the root cause of the problem and work towards resolving it.

Recommendations

To resolve this issue, we recommend the following:

Investigate the root cause: Analyze the code and identify the specific line or lines causing the issue.
Update the test parameters: Adjust the test parameters to ensure that the Y value of the centroid is within the expected range.
Verify the test results: Run the test multiple times to verify that the issue is resolved.
Submit a pull request: Once the issue is resolved, submit a pull request to the main branch to ensure that the fix is included in the next release.

By following these recommendations, we can resolve the testAddDifferentDimensionalType failure and ensure the accuracy and reliability of the CartesianCentroidCalculator.

Introduction

In our previous article, we explored the issue with the CartesianCentroidCalculatorTests test suite, specifically the testAddDifferentDimensionalType test, which is failing consistently. In this Q&A article, we will address some of the most frequently asked questions related to this issue.

Q: What is the CartesianCentroidCalculator?

A: The CartesianCentroidCalculator is a critical component of the Elasticsearch project, responsible for calculating the centroid of a set of points in a Cartesian coordinate system.

Q: What is the testAddDifferentDimensionalType test?

A: The testAddDifferentDimensionalType test is a unit test that verifies the accuracy of the CartesianCentroidCalculator when dealing with points of different dimensional types.

Q: What is the issue with the testAddDifferentDimensionalType test?

A: The testAddDifferentDimensionalType test is failing consistently due to a discrepancy in the Y value of the centroid, which is not within the expected range.

Q: Why is this issue significant?

A: This issue is significant because it affects the accuracy and reliability of the CartesianCentroidCalculator, which is a critical component of the Elasticsearch project.

Q: How can I reproduce this issue?

A: You can reproduce this issue by running the following command in your terminal:

./gradlew ":server:test" --tests "org.elasticsearch.lucene.spatial.CartesianCentroidCalculatorTests.testAddDifferentDimensionalType" -Dtests.seed=EC8561C75D1FDB46 -Dtests.locale=ii-Yiii-CN -Dtests.timezone=Asia/Srednekolymsk -Druntime.java=23

Q: What are the applicable branches for this issue?

A: The testAddDifferentDimensionalType failure is currently affecting the main branch, which is the primary branch for the Elasticsearch project.

Q: How can I help resolve this issue?

A: You can help resolve this issue by:

Investigating the root cause: Analyze the code and identify the specific line or lines causing the issue.
Updating the test parameters: Adjust the test parameters to ensure that the Y value of the centroid is within the expected range.
Verifying the test results: Run the test multiple times to verify that the issue is resolved.
Submitting a pull request: Once the issue is resolved, submit a pull request to the main branch to ensure that the fix is included in the next release.

Q: Where can I find more information about this issue?

A: You can find more information about this issue in the provided dashboard link, which includes the failure history and other relevant details.

Q: How can I get involved in the Elasticsearch project?

A: You can get involved in the Elasticsearch project by:

Contributing code: Submit pull requests to the Elasticsearch repository to contribute to the project.
Reporting issues: Report issues and bugs to the Elasticsearch team to help improve the project.
Participating in discussions: Participate in discussions on the Elasticsearch forums and mailing lists to stay up-to-date with the latest developments.

By following these steps, you can help resolve the testAddDifferentDimensionalType failure and contribute to the accuracy and reliability of the CartesianCentroidCalculator.