fix: await setImmediate in setEnvironment to eliminate race conditions#1575

Merged

edvilme merged 20 commits into

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copilot/fix-flaky-integration-test

Jun 11, 2026

Commits on Jun 10, 2026

Commits on Jun 11, 2026

fix: stabilize flaky interpreter selection integration tests

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fix: test functional idempotency instead of event suppression

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fix: use event-driven settling instead of polling

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fix: convert all setEnvironment waits to event-driven drain handlers

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fix: remove drain handlers that fail on idempotent sets

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fix: eliminate event drain race in change event test

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fix: make integration tests fully event-driven with setEnvironmentAndWait

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fix: drain all event loop ticks and remove polling fallback

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refactor: use event handler in setEnvironmentAndWait instead of manual ticks

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refactor: make setEnvironmentAndWait truly event-driven

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refactor: add onceEvent emitter for clean event-driven waits

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fix: await setImmediate in setEnvironment so events fire before return

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fix: address PR review — guard setImmediate blocks and fix test docs

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