Testing of Java 11 features checklist

[alisevych]

Initial set-up

Check that the IntelliJ Idea UTBot plugin can be successfully installed

• Plugin downloaded from here and installed in IntelliJ IDEA 2022.1.3

Create code samples for Java features and generate tests for them:

• String methods: isBlank(), lines(), repeat(), strip(), stripLeading(), stripTrailing()
  Are supported when fixing String::indent method - CLI throws "No such field byte coder found in UtString" #375
• Reflection API: new methods: getNestHost(), getNestMembers(), and isNestmatOf()
• File static methods: readString() and writeString()
• Collection to an Array
  • Support toArray method for Map keySet and entrySet #525
• not() method in Predicate
• related - Functional interfaces defined as class members - InaccessibleObjectException on test generation #448
• HTTP Client API
  • Usage of 'java.net.http.HttpClient.Version' causes 'Unable to make field private static final' exception #909
• Local-Variable syntax for lambda expressions - allow usage of annotations like @NotNull or @nullable with the parameters.
  waiting merge of lambda support - Support lambda expressions #825