📚🎬 SocialNetwork Java Application

This project implements a social network platform where users can review and consult books and films. It features a robust backend structure with custom exception handling and extensive testing for all core functionalities.

🏗️ Project Structure

├── opinion/ │ ├── SocialNetwork.java # Main class managing all functionality │ ├── ISocialNetwork.java # Interface defining public methods │ ├── Member.java # Represents a registered user │ ├── Item.java # Abstract base class for Book and Film │ ├── Book.java # Book implementation │ └── Film.java # Film implementation ├── tests/ │ ├── AddItemBookTest.java │ ├── AddItemFilmTest.java │ ├── ReviewItemBookTest.java │ ├── ReviewItemFilmTest.java │ ├── ConsultItemBookTest.java │ └── ConsultItemFilmTest.java

🚀 Main Functionalities

✅ Member Management

• addMember(String login, String password, String profile)
  • Adds a new member to the network
  • Validates credentials (non-null, password ≥ 4 characters)

📘 Item Management

• addItemBook(...) / addItemFilm(...)
  • Adds a book or film
  • Only members can add items
  • Rejects duplicate titles (case-insensitive and whitespace-trimmed)

✍️ Reviews

• reviewItemBook(...) / reviewItemFilm(...)
  • Members can rate and review an item
  • Automatically updates the average rating if a review is updated

🔍 Item Consultation

• consultItems(String keyword)
  • Searches items (books or films) by partial match
  • Case-insensitive
  • Returns a list of formatted strings containing item details

🧪 Testing

The project includes multiple unit tests covering all features:

🔎 Test Categories

• Add book/film with valid and invalid inputs
• Duplicate item handling
• Review creation, update, and average calculation
• Error handling for null/empty inputs
• Case-insensitive search for item consultation

Each test:

• Is labeled with a test ID (3.x for books, 4.x for films)
• Prints clear OK / Err messages
• Is grouped as nominal or non-nominal

📊 Sample Test Results Table

🛠️ Running the Tests

To run the tests:

# Compile the source
javac opinion/*.java tests/*.java

# Run any test class
java tests.ReviewItemFilmTest
java tests.ConsultItemFilmTest

Authors and acknowledgment

• Developed by : Maryam TENGKU (Developer), Neva MASSY (Developer)
• Course : INF112
• Institution : IMT Atlantique, France

License

This project is intended for academic and educational use.