cargo-nextest - Next-Generation Test Runner

cargo-nextest is a faster, more reliable test runner for Rust that executes each test in its own process for better isolation and parallel performance.

When to Use This Skill

Use this skill when...	Use sibling skill instead when...
Running tests in parallel with process isolation	Measuring code coverage -- use `cargo-llvm-cov`
Filtering tests by package, name, or pattern	Linting test code style -- use `clippy-advanced`
Setting up flaky-test retries in CI	Auditing unused test deps -- use `cargo-machete`
Optimizing test runtime via partitioning	Authoring tests / async patterns -- use `rust-development`

Installation

# Install cargo-nextest
cargo install cargo-nextest --locked