Instancio helps Java developers quickly generate varied, fully-populated objects for unit tests.
Instancio is a Java library that generates complex, realistic test data objects with a single line of code, like `Instancio.create(Person.class)`. It supports creating lists, streams, and generic types, and lets you customize generated values using fluent APIs such as `generate(field(Person::getDateOfBirth), ...)` for specific data requirements.
Instancio helps Java developers quickly generate varied, fully-populated objects for unit tests.
Java developers who want to reduce boilerplate when setting up test data for unit tests should use this.
Instancio is a Java library that automatically creates and populates objects for your unit tests.
Instead of manually setting up test data:
Address address = new Address();
address.setStreet("street");
address.setCity("city");
//...
Person person = new Person();
person.setFirstName("first-name");
person.setLastName("last-name");
person.setAge(22);
person.setGender(Gender.MALE);
person.setAddress(address);
//...
You can simply do the following: