feat: Database model & configuration

src/test/java/eu/ztsh/wymiana/data/repository/UserRepositoryTest.java

@@ -0,0 +1,49 @@
+package eu.ztsh.wymiana.data.repository;
+
+import eu.ztsh.wymiana.data.entity.CurrencyEntity;
+import eu.ztsh.wymiana.data.entity.UserEntity;
+import jakarta.transaction.Transactional;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringBootTest
+@ExtendWith(SpringExtension.class)
+class UserRepositoryTest {
+
+    private final UserRepository userRepository;
+
+    @Autowired
+    UserRepositoryTest(UserRepository userRepository) {
+        this.userRepository = userRepository;
+    }
+
+    @BeforeEach
+    void prepareTest() {
+        userRepository.deleteAll();
+    }
+
+    @Test
+    @Transactional
+    @DisplayName("Basic insert & get test")
+    void basicTest() {
+        var pesel = "00281018264";
+        var entity = new UserEntity(pesel, "Janina", "Kowalska",
+            List.of(new CurrencyEntity(pesel, "PLN", 20.10)));
+        userRepository.save(entity);
+        assertThat(userRepository.findById(pesel))
+            .isNotEmpty()
+            .get()
+            .usingRecursiveComparison()
+            .isEqualTo(entity);
+    }
+
+}