Add tests for TagService and SearchService

backend/demo-group7/src/test/java/com/group7/demo/SearchServiceTest.java

@@ -0,0 +1,51 @@
+package com.group7.demo;
+import com.group7.demo.controllers.SearchController;
+import com.group7.demo.services.SearchService;
+import jakarta.servlet.http.HttpServletRequest;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.http.MediaType;
+import org.springframework.test.web.servlet.MockMvc;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
+
+@WebMvcTest(SearchController.class)
+class SearchServiceTest {
+
+    @Autowired
+    private MockMvc mockMvc;
+
+    @MockBean
+    private SearchService searchService;
+
+    @Test
+    void testSearch() throws Exception {
+        // Given
+        String query = "fitness program";
+        Map<String, Object> mockResponse = new HashMap<>();
+        mockResponse.put("posts", List.of("Post1", "Post2"));
+        mockResponse.put("exercises", List.of("Exercise1", "Exercise2"));
+        mockResponse.put("trainingPrograms", List.of("Program1", "Program2"));
+
+        Mockito.when(searchService.search(eq(query), any(HttpServletRequest.class))).thenReturn(mockResponse);
+
+        // When & Then
+        mockMvc.perform(get("/api/search")
+                        .param("q", query)
+                        .contentType(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.posts").isArray())
+                .andExpect(jsonPath("$.exercises").isArray())
+                .andExpect(jsonPath("$.trainingPrograms").isArray());
+    }
+}

backend/demo-group7/src/test/java/com/group7/demo/TagServiceTest.java

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+package com.group7.demo;
+
+import com.group7.demo.models.Tag;
+import com.group7.demo.repository.TagRepository;
+import com.group7.demo.services.TagService;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.Mockito.when;
+
+class TagServiceTest {
+
+    @Mock
+    private TagRepository tagRepository;
+
+    private TagService tagService;
+
+    @BeforeEach
+    void setUp() {
+        MockitoAnnotations.openMocks(this);
+        tagService = new TagService(tagRepository);
+    }
+
+    @Test
+    void testGetAllTagNames() {
+        // Given
+        List<Tag> mockTags = Arrays.asList(
+                Tag.builder().name("Fitness").build(),
+                Tag.builder().name("Health").build(),
+                Tag.builder().name("Wellness").build()
+        );
+        when(tagRepository.findAll()).thenReturn(mockTags);
+
+        // When
+        List<String> tagNames = tagService.getAllTagNames();
+
+        // Then
+        assertEquals(3, tagNames.size());
+        assertEquals(List.of("Fitness", "Health", "Wellness"), tagNames);
+    }
+}