=== jest-load
file: jt/add.js
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx jest --ci
--- before
  add: (a, b) => a + b,
--- after
  add: (a, b) => a + ,
=== jest-wrong
file: jt/add.js
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx jest --ci
--- before
a + b
--- after
a - b
=== jest-exit
file: jt/add.js
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx jest --ci
--- before
  add: (a, b) => a + b,
--- after
  add: (a, b) => { process.exit(1); },
=== jest-equiv
file: jt/add.js
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx jest --ci
--- before
untested: () => 1
--- after
untested: () => 2
=== vt-load
file: vt/my tests/sum.mjs
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx vitest run
--- before
a + b;
--- after
a + ;
=== vt-wrong
file: vt/my tests/sum.mjs
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx vitest run
--- before
a + b;
--- after
a * b;
=== vt-equiv-throw-at-load
file: vt/my tests/sum.mjs
test: npm i --no-audit --no-fund >/dev/null 2>&1 && npx vitest run
--- before
export const sum
--- after
throw new Error('load'); export const sum
