[Upgrade Assistant] Migrate ES deprecations flaky integration tests to unit tests#258142

Merged

kapral18 merged 9 commits intoelastic:mainfrom

kapral18:chore/upgrade-assistant/fix-es-deprecations-flaky-tests-257356

Mar 26, 2026

Commits on Mar 24, 2026

[Upgrade Assistant] Add ES deprecations page/table unit tests
kapral18
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[Upgrade Assistant] Add ES deprecation type unit tests
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[Upgrade Assistant] Add indices action/recommendation unit coverage
kapral18
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[Upgrade Assistant] Add data streams migration unit coverage
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[Upgrade Assistant] Remove ES deprecations client integration tests
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[Upgrade Assistant] Address CodeRabbit feedback for ES deprecations tests
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[Upgrade Assistant] Tighten ES deprecations unit coverage parity
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[Upgrade Assistant] Make ES deprecations test mocks resilient
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[Upgrade Assistant] Remove unused data streams test context param
kapral18
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