Running tests
```shell
# Running all tests
npm run test

# Running a specific file, or glob pattern
npm run test -- --specs='./tests/specs/utils/block-layout/cases/row-center.js' 

# Running all tests each time a build is built ( watching /build/** )
npm run tdd:test

# Running all tests each time a build is built ( watching /build/** )
npm run tdd:test -- --specs='./tests/specs/utils/block-layout/cases/row-center.js'


```