New architecture (WIP)

[BenoitZugmeyer]

Motivation

Changes

Test instructions

Checklist

• Tested locally
• Tested on staging
• Added unit tests for this change.
• Added e2e/integration tests for this change.

[datadog-official]

⚠️ Tests

✨ Fix all issues with Cursor

⚠️ Warnings

🧪 323 Tests failed

browser extensions › should not warn - edge case simulating NextJs with an extension that override `appendChild` from browser-extensions/browserExtensions.scenario.ts (Datadog) (Fix with Cursor)

    Error: expect(received).toBe(expected) // Object.is equality

    Expected: 0
    Received: 1

       at browser-extensions/browserExtensions.scenario.ts:114

      112 |       expect(intakeRegistry.rumViewEvents).toHaveLength(1)
      113 |
...

logs entry should add a `_setDebug` that works from Chrome Headless 139.0.0.0 (Linux 0.0.0) (Datadog) (Fix with Cursor)

Error: Expected spy error to have been called once. It was called 2 times.
    at <Jasmine>
    at UserContext.<anonymous> (/go/src/github.com/DataDog/browser-sdk/packages/logs/src/boot/logsPublicApi.spec.ts:52:24 <- /tmp/_karma_webpack_622399/commons.js:155639:28)
    at <Jasmine>

user, account and global context › should be included in all rum events › async from context.scenario.ts (Datadog) (Fix with Cursor)

createTest.ts:244:3 async

[chromium] › ../lib/framework/createTest.ts:244:3 › user, account and global context › should be included in all rum events › async 

    Error: expect(received).toHaveLength(expected)

    Expected length: 0
    Received length: 1
    Received array:  [{"level": "error", "message": "Datadog Browser SDK: Recorder failed to start: an error occurred while initializing the module: TypeError: Failed to resolve module specifier './chunks/recorder-5beded716eb5a95f9087.js'. The base URL is about:blank because import() is called from a CORS-cross-origin script.
        at i.f.j (http://172.18.74.45:9386/datadog-rum.js:1:54280)
...

View all

ℹ️ Info

❄️ No new flaky tests detected

🎯 Code Coverage
• Patch Coverage: 100.00%
• Overall Coverage: 78.04% (+0.80%)

View detailed report

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[cit-pr-commenter]

Bundles Sizes Evolution

📦 Bundle Name	Base Size	Local Size	𝚫	𝚫%	Status
Rum	164.34 KiB	165.75 KiB	+1.42 KiB	+0.86%	✅
Undefined Undefined	N/A	20.22 KiB	N/A	N/A	N/A
Logs	56.14 KiB	56.18 KiB	+41 B	+0.07%	✅
Flagging	944 B	989 B	+45 B	+4.77%	✅
Rum Slim	121.62 KiB	121.67 KiB	+45 B	+0.04%	✅
Worker	23.63 KiB	23.66 KiB	+35 B	+0.14%	✅

🚀 CPU Performance

Action Name	Base CPU Time (ms)	Local CPU Time (ms)	𝚫%
RUM - add global context	0.004	0.0055	+37.50%
RUM - add action	0.0161	0.0172	+6.83%
RUM - add error	0.0148	0.0151	+2.03%
RUM - add timing	0.0027	0.0041	+51.85%
RUM - start view	0.0032	0.0049	+53.12%
RUM - start/stop session replay recording	0.0008	0.0008	0.00%
Logs - log message	0.0133	0.0191	+43.61%

🧠 Memory Performance

Action Name	Base Memory Consumption	Local Memory Consumption	𝚫
RUM - add global context	25.54 KiB	26.64 KiB	+1.10 KiB
RUM - add action	52.59 KiB	51.79 KiB	-819 B
RUM - add timing	24.36 KiB	24.34 KiB	-19 B
RUM - add error	55.00 KiB	55.05 KiB	+53 B
RUM - start/stop session replay recording	23.56 KiB	24.24 KiB	+696 B
RUM - start view	422.92 KiB	423.98 KiB	+1.07 KiB
Logs - log message	44.35 KiB	44.30 KiB	-50 B

🔗 RealWorld