test(utils): add test cases for valid and invalid spinner usages

[matejchalk]

Added a few test cases while trying to figure out the cause of #1145 (review).

[nx-cloud]

View your CI Pipeline Execution ↗ for commit d12f810

Command	Status	Duration	Result
nx code-pushup --nx-bail -- compare	✅ Succeeded	1m 2s	View ↗
nx code-pushup --nx-bail --	✅ Succeeded	1m 8s	View ↗
nx code-pushup --nx-bail -- print-config --outp...	✅ Succeeded	4m 31s	View ↗

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☁️ Nx Cloud last updated this comment at 2025-11-14 16:59:21 UTC

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commit: d12f810

[github-actions]

Code PushUp

😟 Code PushUp report has regressed – compared current commit 507703e with previous commit c90eea2.

🕵️ See full comparison in Code PushUp portal 🔍

🏷️ Categories

🏷️ Category	⭐ Previous score	⭐ Current score	🔄 Score change
Security	🟡 56	🔴 35
Performance	🔴 35	🔴 32
Code coverage	🟡 88	🟡 88	–
Updates	🟡 75	🟡 75	–
Accessibility	🟢 92	🟢 92	–
Best Practices	🟢 100	🟢 100	–
SEO	🟡 61	🟡 61	–
Type Safety	🟢 100	🟢 100	–
Bug prevention	🟢 100	🟢 100	–
Miscellaneous	🟢 100	🟢 100	–
Code style	🟢 100	🟢 100	–
Documentation	🔴 35	🔴 35	–

👎 2 groups regressed, 👎 5 audits regressed, 15 audits changed without impacting score

🗃️ Groups

🔌 Plugin	🗃️ Group	⭐ Previous score	⭐ Current score	🔄 Score change
JS Packages	NPM audit	🟡 56	🔴 35
Lighthouse	Performance	🔴 35	🔴 32

21 other groups are unchanged.

🛡️ Audits

🔌 Plugin	🛡️ Audit	📏 Previous value	📏 Current value	🔄 Value change
JS Packages	Vulnerabilities for NPM prod dependencies.	🟨 9 vulnerabilities (2 high, 7 low)	🟥 14 vulnerabilities (2 high, 5 moderate, 7 low)
Lighthouse	First Contentful Paint	🟨 3.0 s	🟥 3.7 s
Lighthouse	Speed Index	🟥 6.6 s	🟥 7.3 s
Lighthouse	Total Blocking Time	🟥 2,430 ms	🟥 2,680 ms
Lighthouse	Time to Interactive	🟥 13.3 s	🟥 13.3 s
Lighthouse	Avoids enormous network payloads	🟩 Total size was 2,034 KiB	🟩 Total size was 2,011 KiB
Lighthouse	Minimizes main-thread work	🟥 13.3 s	🟥 14.5 s
Lighthouse	Server Backend Latencies	🟩 1,230 ms	🟩 840 ms
Lighthouse	Uses efficient cache policy on static assets	🟨 30 resources found	🟨 30 resources found
Lighthouse	Max Potential First Input Delay	🟥 1,060 ms	🟥 1,440 ms
Lighthouse	Reduce unused CSS	🟥 Potential savings of 105 KiB	🟥 Potential savings of 72 KiB
Lighthouse	JavaScript execution time	🟥 4.9 s	🟥 5.1 s
Lighthouse	Largest Contentful Paint	🟥 11.3 s	🟥 11.2 s
Lighthouse	Reduce unused JavaScript	🟥 Potential savings of 183 KiB	🟥 Potential savings of 183 KiB
Lighthouse	Initial server response time was short	🟩 Root document took 560 ms	🟩 Root document took 490 ms
Lighthouse	Remove duplicate modules in JavaScript bundles	🟥 Potential savings of 102 KiB	🟥 Potential savings of 103 KiB
JS Packages	Vulnerabilities for NPM dev dependencies.	🟥 28 vulnerabilities (1 critical, 19 moderate, 8 low)	🟥 54 vulnerabilities (1 critical, 45 moderate, 8 low)
Lighthouse	Network Round Trip Times	🟩 50 ms	🟩 70 ms
Lighthouse	Metrics	🟩 100%	🟩 100%
Code coverage	Branch coverage	🟨 86.7 %	🟨 86.7 %

658 other audits are unchanged.