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test

Use when you need to run tests for React core. Supports source, www, stable, and experimental channels.

88

2.85x
Quality

81%

Does it follow best practices?

Impact

100%

2.85x

Average score across 3 eval scenarios

SecuritybySnyk

Passed

No known issues

SKILL.md
Quality
Evals
Security

Evaluation results

100%

50%

React Experimental Channel Test Script

Correct channel-to-command mapping with required flags

Criteria
Without context
With context

Uses yarn test base command

100%

100%

Experimental channel flag

0%

100%

Silent flag present

0%

100%

No-watchman flag present

0%

100%

Test pattern specified

100%

100%

Flags not combined incorrectly

100%

100%

100%

90%

Verify ReactFiberContext Behavior Across www Channel Configurations

Both www variants tested for __VARIANT__ flags

Criteria
Without context
With context

Uses yarn test-www command

0%

100%

www default variant run

0%

100%

www variant false run

0%

100%

Both runs present

0%

100%

Silent flag in all commands

0%

100%

No-watchman flag in all commands

0%

100%

Test pattern specified

100%

100%

No wrong channel commands

0%

100%

100%

55%

Pre-Release Scheduler Test Verification

Stable channel command and pattern discipline

Criteria
Without context
With context

Uses yarn test-stable

0%

100%

Silent flag present

0%

100%

No-watchman flag present

0%

100%

Test pattern specified

100%

100%

No experimental or channel flags

100%

100%

Single targeted invocation

100%

100%

Repository
facebook/react
Evaluated
Agent
Claude Code
Model
Claude Sonnet 4.6

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