backend: add use case tests

gym-rest-api/src/test/java/com/example/gym/config/SecuritySetup.java

@@ -0,0 +1,50 @@
+package com.example.gym.config;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Profile;
+import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.authority.SimpleGrantedAuthority;
+import org.springframework.security.core.context.SecurityContext;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.core.userdetails.UserDetailsService;
+import org.springframework.stereotype.Component;
+
+import com.example.gym.security.jwt.JwtTokenUtils;
+import com.example.gym.security.service.MyUserDetail;
+
+@Component
+@Profile("test")
+public class SecuritySetup {
+
+    @Autowired
+    private JwtTokenUtils jwtTokenUtils;
+
+    @Autowired
+    private UserDetailsService userDetailsService;
+
+    public void setUpSecurityContext(String username, List<String> roles) {
+        List<SimpleGrantedAuthority> authorities = roles.stream()
+            .map(SimpleGrantedAuthority::new)
+            .collect(Collectors.toList());
+
+        Authentication authentication = new UsernamePasswordAuthenticationToken(
+                username, 
+                "password", 
+                authorities);
+
+        SecurityContext context = SecurityContextHolder.createEmptyContext();
+        context.setAuthentication(authentication);
+        SecurityContextHolder.setContext(context);
+    }
+
+    public String createTestToken(String username) {
+        MyUserDetail userDetails = (MyUserDetail) userDetailsService.loadUserByUsername(username);
+
+        return jwtTokenUtils.generateAccessToken(userDetails, userDetails.getEmail());
+    }
+
+}

gym-rest-api/src/test/java/com/example/gym/config/TestConfig.java

@@ -0,0 +1,72 @@
+package com.example.gym.config;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;
+import com.mongodb.client.MongoClient;
+import com.mongodb.client.MongoClients;
+
+import lombok.extern.slf4j.Slf4j;
+
+import java.text.SimpleDateFormat;
+
+import org.springframework.boot.test.context.TestConfiguration;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Primary;
+import org.springframework.context.annotation.Profile;
+import org.springframework.data.mongodb.core.MongoTemplate;
+import org.springframework.test.context.DynamicPropertyRegistry;
+import org.springframework.test.context.DynamicPropertySource;
+import org.testcontainers.containers.MongoDBContainer;
+import org.testcontainers.junit.jupiter.Container;
+import org.testcontainers.utility.DockerImageName;
+
+@TestConfiguration
+@Slf4j
+@Profile("test")
+public class TestConfig {
+
+    @SuppressWarnings("resource")   
+    @Container
+    static final MongoDBContainer mongoDBContainer = new MongoDBContainer(DockerImageName.parse("mongo:latest"))
+        .withReuse(true);
+
+    static {
+        mongoDBContainer.start();
+    }
+
+    @Bean
+    @Primary
+    public MongoClient mongoClient() {
+        return MongoClients.create(mongoDBContainer.getReplicaSetUrl());
+    }
+
+    @Bean
+    public MongoTemplate mongoTemplate(MongoClient mongoClient) {
+        return new MongoTemplate(mongoClient, "testdb");
+    }
+
+    @Bean
+    @Primary
+    public ObjectMapper objectMapper() {
+        return new ObjectMapper()
+            .disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
+            .disable(SerializationFeature.FAIL_ON_EMPTY_BEANS)
+            .setSerializationInclusion(JsonInclude.Include.NON_NULL)
+            .registerModule(new JavaTimeModule())
+            .setDateFormat(new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ"));
+    }
+
+    @DynamicPropertySource
+    static void setProperties(DynamicPropertyRegistry registry) {
+        registry.add("spring.data.mongodb.uri", mongoDBContainer::getReplicaSetUrl);
+    }
+
+}
+
+
+
+
+