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Coverage tests

tasks/coverage/README.md

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Coverage tests

Tools are tested against test262, babel and TypeScript for conformance.

Clone the test repositories beforehand:

bash
just submodules

Development

bash
# full run
cargo coverage
cargo coverage js # for test262
cargo coverage babel # for babel
cargo coverage ts # for typescript

# run in watch
cargo watch -x 'coverage js'

# filter for a file path
cargo watch -x 'coverage js --filter filter-file-path'

# find crash scene by turning off rayon and print out the test cases in serial
cargo coverage -- --debug

# Run after submodules are updated
UPDATE_SNAPSHOT=1 just c
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