👷 [Performance script] fix regression on size increase warnings

[bcaudan]

Motivation

Regression introduced by the migration of scripts to typescript.
Avoid to miss impactful size change by not having warnings added to the PR.

Changes

• add unit tests on create message logic
• remove number type checks

Test instructions

• PR without warning: cf comment
• PR with warning: cf comment

Checklist

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

[datadog-official]

✅ Tests

🎉 All green!

❄️ No new flaky tests detected
🧪 All tests passed

🎯 Code Coverage
• Patch Coverage: 100.00%
• Total Coverage: 92.33% (-0.02%)

View detailed report

_{This comment will be updated automatically if new data arrives.
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[cit-pr-commenter]

Bundles Sizes Evolution

📦 Bundle Name	Base Size	Local Size	𝚫	𝚫%	Status
Rum	159.69 KiB	159.69 KiB	0 B	0.00%	✅
Rum Recorder	19.53 KiB	19.53 KiB	0 B	0.00%	✅
Rum Profiler	5.18 KiB	5.18 KiB	0 B	0.00%	✅
Logs	55.76 KiB	55.76 KiB	0 B	0.00%	✅
Flagging	N/A	931 B	931 B	N/A%	✅
Rum Slim	117.36 KiB	117.36 KiB	0 B	0.00%	✅
Worker	23.60 KiB	23.60 KiB	0 B	0.00%	✅

🚀 CPU Performance

Action Name	Base Average Cpu Time (ms)	Local Average Cpu Time (ms)	𝚫
addglobalcontext	0.005	0.006	0.000
addaction	0.018	0.016	-0.002
addtiming	0.006	0.004	-0.003
adderror	0.020	0.017	-0.003
startstopsessionreplayrecording	0.001	0.001	-0.000
startview	0.005	0.004	-0.001
logmessage	0.024	0.017	-0.007

🧠 Memory Performance

Action Name	Base Consumption Memory (bytes)	Local Consumption Memory (bytes)	𝚫 (bytes)
addglobalcontext	26.13 KiB	25.70 KiB	-435 B
addaction	46.65 KiB	46.71 KiB	63 B
addtiming	24.01 KiB	24.97 KiB	981 B
adderror	50.51 KiB	50.52 KiB	5 B
startstopsessionreplayrecording	24.14 KiB	24.47 KiB	337 B
startview	424.39 KiB	429.13 KiB	4.74 KiB
logmessage	43.74 KiB	42.26 KiB	-1514 B

🔗 RealWorld