[wip] [test optimization] Better error message for jest test sessions

[juan-fernandez]

What does this PR do?

Motivation

Plugin Checklist

• Unit tests.
• TypeScript definitions.
• TypeScript tests.
• API documentation.
• CircleCI jobs/workflows.
• Plugin is exported.

Additional Notes

[github-actions]

Overall package size

Self size: 8.97 MB
Deduped: 101.5 MB
No deduping: 102.02 MB

Dependency sizes

| name | version | self size | total size | |------|---------|-----------|------------| | @datadog/libdatadog | 0.5.0 | 29.83 MB | 29.83 MB | | @datadog/native-appsec | 8.5.0 | 19.26 MB | 19.26 MB | | @datadog/native-iast-taint-tracking | 3.3.0 | 13.77 MB | 13.78 MB | | @datadog/pprof | 5.5.1 | 9.79 MB | 10.17 MB | | @opentelemetry/core | 1.30.1 | 908.66 kB | 7.16 MB | | protobufjs | 7.4.0 | 2.77 MB | 5.42 MB | | @datadog/native-iast-rewriter | 2.8.0 | 2.6 MB | 2.74 MB | | @datadog/native-metrics | 3.1.0 | 1.06 MB | 1.46 MB | | @opentelemetry/api | 1.8.0 | 1.21 MB | 1.21 MB | | import-in-the-middle | 1.13.1 | 117.64 kB | 839.26 kB | | source-map | 0.7.4 | 226 kB | 226 kB | | opentracing | 0.14.7 | 194.81 kB | 194.81 kB | | lru-cache | 7.18.3 | 133.92 kB | 133.92 kB | | pprof-format | 2.1.0 | 111.69 kB | 111.69 kB | | @datadog/sketches-js | 2.1.1 | 109.9 kB | 109.9 kB | | lodash.sortby | 4.7.0 | 75.76 kB | 75.76 kB | | ignore | 5.3.2 | 53.63 kB | 53.63 kB | | istanbul-lib-coverage | 3.2.0 | 29.34 kB | 29.34 kB | | rfdc | 1.4.1 | 27.15 kB | 27.15 kB | | @isaacs/ttlcache | 1.4.1 | 25.2 kB | 25.2 kB | | tlhunter-sorted-set | 0.1.0 | 24.94 kB | 24.94 kB | | dc-polyfill | 0.1.6 | 24.56 kB | 24.56 kB | | shell-quote | 1.8.2 | 23.54 kB | 23.54 kB | | limiter | 1.1.5 | 23.17 kB | 23.17 kB | | retry | 0.13.1 | 18.85 kB | 18.85 kB | | semifies | 1.0.0 | 15.84 kB | 15.84 kB | | jest-docblock | 29.7.0 | 8.99 kB | 12.76 kB | | crypto-randomuuid | 1.0.0 | 11.18 kB | 11.18 kB | | ttl-set | 1.0.0 | 4.61 kB | 9.69 kB | | path-to-regexp | 0.1.12 | 6.6 kB | 6.6 kB | | koalas | 1.0.2 | 6.47 kB | 6.47 kB | | module-details-from-path | 1.0.3 | 4.47 kB | 4.47 kB |

_{🤖 This report was automatically generated by heaviest-objects-in-the-universe}

[codecov]

Codecov Report

Attention: Patch coverage is 3.70370% with 26 lines in your changes missing coverage. Please review.

Project coverage is 79.38%. Comparing base (4762662) to head (acca253).

Files with missing lines	Patch %	Lines
packages/dd-trace/src/plugins/util/test.js	3.70%	26 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5426      +/-   ##
==========================================
- Coverage   79.47%   79.38%   -0.09%     
==========================================
  Files         509      509              
  Lines       22811    22838      +27     
==========================================
+ Hits        18128    18129       +1     
- Misses       4683     4709      +26     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[datadog-datadog-prod-us1]

Datadog Report

Branch report: juan-fernandez/better-jest-session-logs
Commit report: d0b9e2b
Test service: dd-trace-js-integration-tests

❌ 2 Failed (0 Known Flaky), 746 Passed, 0 Skipped, 10m 57.7s Total Time

❌ Failed Tests (2)

• jest CommonJS reports errors in test sessions - integration-tests/jest/jest.spec.js - Details

  Expand for error

   expected 'FAIL ci-visibility/test/fail-test.js\…' to include 'Failed test suites: 1. Failed tests: 1'
  

• jest CommonJS reports errors in test sessions - integration-tests/jest/jest.spec.js - Details

  Expand for error

   expected 'FAIL ci-visibility/test/fail-test.js\…' to include 'Failed test suites: 1. Failed tests: 1'
  

[pr-commenter]

Benchmarks

Benchmark execution time: 2025-03-18 11:37:57

Comparing candidate commit acca253 in PR branch juan-fernandez/better-jest-session-logs with baseline commit 4762662 in branch master.

Found 0 performance improvements and 0 performance regressions! Performance is the same for 919 metrics, 14 unstable metrics.

[BridgeAR]

Is this still worked on? I guess it might stay open for a long time? @Mariovido might you pick this one up?

[Mariovido]

Is this still worked on? I guess it might stay open for a long time? @Mariovido might you pick this one up?

@BridgeAR This is not in our current priority list. Nonetheless, we might work on in it the future. I would prefer to keep it open until we know if we will be able to do it.