docs: update readme

README.md

@@ -10,7 +10,8 @@ I am an [EPUB 3.2](https://www.w3.org/publishing/epub3/index.html) object model
 ## Features
 - [ ] Documentation
 - [x] Types
-- [ ] Test suite
+- [x] Test suite
+  - [ ] High coverage
 - [ ] Benchmarks
 - [ ] Performance tuning
 
@@ -53,8 +54,8 @@ I am an [EPUB 3.2](https://www.w3.org/publishing/epub3/index.html) object model
 
 ### Node.js
 
-See this [example](https://github.com/jccr/epubavocado/blob/main/test/package.spec.ts) from the tests.
+See this [example](https://github.com/jccr/epubavocado/blob/main/test/package.test.ts) from the tests.
 
 ### GraphQL.js
 
-See this [example](https://github.com/jccr/epubavocado/blob/main/test/graphql/graphql.spec.ts) from the tests.
+See this [example](https://github.com/jccr/epubavocado/blob/main/test/graphql/package.test.ts) from the tests.