update test suit and enhance render image

static/style.css

@@ -183,6 +183,8 @@ body {
     cursor: pointer;
     transition: transform 0.3s ease;
     object-fit: contain; /* Ensures the entire image is visible within its bounds */
+    image-rendering: -webkit-optimize-contrast; /* Optimizes rendering for better performance */
+    image-rendering: crisp-edges; /* Better rendering for scaled images */
 }
 
 .lesson-content img.zoomable-img {

templates/index.html

@@ -355,8 +355,8 @@
                 });
             }
 
-            // Image zoom functionality for home page
+            // Dynamic image sizing and zoom functionality for home page
-            document.addEventListener('DOMContentLoaded', function() {
+            function setupHomeImageHandling() {
                 // Select all images inside home content
                 const homeImages = document.querySelectorAll('.home-content img');
 
@@ -366,6 +366,19 @@
                         img.classList.add('zoomable-img');
                     }
 
+                    // Add load event to handle image sizing
+                    if (!img.complete) {
+                        img.addEventListener('load', function() {
+                            // Image loaded, ensure it fits container
+                            this.style.maxWidth = '100%';
+                            this.style.height = 'auto';
+                        });
+                    } else {
+                        // Image already loaded
+                        img.style.maxWidth = '100%';
+                        img.style.height = 'auto';
+                    }
+
                     img.addEventListener('click', function() {
                         // Toggle enlarged class to zoom in/out
                         this.classList.toggle('enlarged');
@@ -385,7 +398,10 @@
                         enlargedImg.classList.remove('enlarged');
                     }
                 });
-            });
+            }
+
+            // Call the function to set up image handling
+            setupHomeImageHandling();
         });
     </script>
 </body>

templates/lesson.html

@@ -997,21 +997,39 @@
                 });
             }
 
-            // Image zoom functionality
+            // Dynamic image sizing and zoom functionality
-            document.addEventListener('DOMContentLoaded', function() {
+            function setupImageHandling() {
                 // Select all images inside lesson content
                 const lessonImages = document.querySelectorAll('.lesson-content img');
 
                 lessonImages.forEach(img => {
                     // Add zoomable-img class to make them zoomable
-                    img.classList.add('zoomable-img');
+                    if (!img.classList.contains('zoomable-img')) {
+                        img.classList.add('zoomable-img');
+                    }
+
+                    // Add load event to handle image sizing
+                    if (!img.complete) {
+                        img.addEventListener('load', function() {
+                            // Image loaded, ensure it fits container
+                            this.style.maxWidth = '100%';
+                            this.style.height = 'auto';
+                        });
+                    } else {
+                        // Image already loaded
+                        img.style.maxWidth = '100%';
+                        img.style.height = 'auto';
+                    }
 
                     img.addEventListener('click', function() {
                         // Toggle enlarged class to zoom in/out
                         this.classList.toggle('enlarged');
 
                         // Prevent default behavior to avoid any conflicts
-                        event.preventDefault();
+                        if (event) {
+                            event.preventDefault();
+                            event.stopPropagation();
+                        }
                     });
                 });
 
@@ -1022,7 +1040,10 @@
                         enlargedImg.classList.remove('enlarged');
                     }
                 });
-            });
+            }
+
+            // Call the function to set up image handling
+            setupImageHandling();
         });
     </script>
 </body>

test/Dockerfile

@@ -1,22 +0,0 @@
-FROM python:3.11-slim
-
-# Install gcc compiler for C code compilation (needed for communication with LMS)
-RUN apt-get update && \
-    apt-get install -y gcc build-essential && \
-    rm -rf /var/lib/apt/lists/*
-
-# Set working directory
-WORKDIR /locust
-
-# Install dependencies
-COPY requirements.txt .
-RUN pip install --no-cache-dir -r requirements.txt
-
-# Copy locustfile
-COPY locustfile.py .
-
-# Expose port for Locust web interface
-EXPOSE 8089
-
-# Command to run Locust
-CMD ["locust", "-f", "locustfile.py"]

test/locustfile.py

@@ -1,105 +1,509 @@
-from locust import HttpUser, TaskSet, task, between
+"""
+Load testing script for C Programming Learning Management System using Locust
+"""
+
+import os
 import random
+import csv
+import glob
+from locust import HttpUser, TaskSet, task, between
 import json
 
-class CProgrammingLMSUser(HttpUser):
+
+def get_number_of_students():
     """
-    Load testing for C Programming Learning Management System
+    Get the number of students from tokens_siswa.csv
+    """
+    tokens_file = '/mnt/locust/tokens_siswa.csv'
+    num_students = 1  # Default to 1 if file doesn't exist or is empty
+
+    if os.path.exists(tokens_file):
+        with open(tokens_file, 'r', newline='', encoding='utf-8') as csvfile:
+            reader = csv.DictReader(csvfile, delimiter=';')
+            # Count the number of data rows (excluding header)
+            num_students = sum(1 for row in reader)
+
+    return max(1, num_students)  # Ensure at least 1 student
+
+
+class LMSCUserBehavior(TaskSet):
+    """
+    Define user behavior for the LMS-C application
     """
-    wait_time = between(1, 3)
 
     def on_start(self):
         """
-        Called when a user starts
+        Initialize user session with a token from tokens_siswa.csv
         """
-        # Get a list of available lessons to choose from
+        # Read all student data from tokens_siswa.csv
-        self.lessons = []
+        tokens_file = '/mnt/locust/tokens_siswa.csv'
-        response = self.client.get("/")
+        all_students = []
-        if response.status_code == 200:
+
-            # In a real implementation, we would parse the response to get lesson URLs
+        if os.path.exists(tokens_file):
-            # For now, we'll use a predefined list of lesson paths
+            with open(tokens_file, 'r', newline='', encoding='utf-8') as csvfile:
-            self.lessons = [
+                reader = csv.DictReader(csvfile, delimiter=';')
-                "introduction_to_c.md",
+                all_students = list(reader)  # Convert to list to get all rows
-                "variables_and_data_types.md"
+
-            ]
+        # Select a random student from the CSV
+        if all_students:
+            selected_student = random.choice(all_students)
+            self.student_token = selected_student.get('token', f"STUDENT_TOKEN_{random.randint(1000, 9999)}")
+            self.student_name = selected_student.get('nama_siswa', f"Student_{random.randint(1000, 9999)}")
+        else:
+            # Fallback if no students in CSV
+            self.student_token = f"STUDENT_TOKEN_{random.randint(1000, 9999)}"
+            self.student_name = f"Student_{random.randint(1000, 9999)}"
+
+        # Register the student in the system
+        register_payload = {
+            "token": self.student_token,
+            "student_name": self.student_name
+        }
+
+        # Try to register the student (this might fail if the token already exists, which is fine)
+        try:
+            self.client.post("/validate-token", json=register_payload)
+        except:
+            pass  # If validation fails, we'll continue anyway
+
+        # Read lesson files from content directory
+        content_dir = '/mnt/locust/content'  # Path relative to where locust runs in container
+        self.lesson_files = []
+
+        if os.path.exists(content_dir):
+            lesson_paths = glob.glob(os.path.join(content_dir, "*.md"))
+            self.lesson_files = [os.path.basename(path) for path in lesson_paths if os.path.isfile(path)]
+
+        # No fallback to example_content since it won't be on the server
     
     @task(3)
-    def view_home_page(self):
+    def view_homepage(self):
         """
-        Task to view the home page
+        Task to view the homepage with lessons list
         """
         self.client.get("/")
     
-    @task(5)
+    @task(2)
     def view_lesson(self):
         """
-        Task to view a random lesson
+        Task to view a specific lesson
         """
-        if self.lessons:
+        if self.lesson_files:
-            lesson = random.choice(self.lessons)
+            # Randomly select a lesson to view from available lessons
-            self.client.get(f"/lesson/{lesson}")
+            lesson = random.choice(self.lesson_files)
+            self.client.get(f"/lesson/{lesson}?token={self.student_token}")
+        else:
+            # Visit homepage instead of falling back to example content
+            self.client.get(f"/?token={self.student_token}")
     
-    @task(2)
+    @task(1)
-    def compile_c_code(self):
+    def login_student(self):
         """
-        Task to compile C code using the API
+        Task to simulate student login
         """
-        # Sample C code for testing
+        login_payload = {
-        c_code = """
+            "token": self.student_token
-        #include <stdio.h>
-
-        int main() {
-            printf("Hello, World!\\n");
-            return 0;
         }
-        """
         
-        response = self.client.post(
+        response = self.client.post("/login", json=login_payload)
-            "/compile",
+        
-            data={"code": c_code},
+        if response.status_code == 200:
-            headers={"Content-Type": "application/x-www-form-urlencoded"}
+            data = response.json()
-        )
+            if data.get("success"):
+                print(f"Successfully logged in student: {data.get('student_name')}")
+    
+    @task(4)
+    def compile_code(self):
+        """
+        Task to compile and run code (universal for any supported language)
+        """
+        # Determine the programming language from environment or default to 'c'
+        programming_language = os.environ.get('DEFAULT_PROGRAMMING_LANGUAGE', 'c')
+
+        # Get code from lesson content or use default samples
+        code = self.get_code_from_lessons(programming_language)
+
+        if not code:
+            # Fallback to sample codes if no lesson content is available
+            code = self.get_default_sample_code(programming_language)
+
+        # Prepare payload for compilation
+        compile_payload = {
+            "code": code,
+            "language": programming_language
+        }
+
+        # Send POST request to compile endpoint
+        with self.client.post("/compile",
+                             json=compile_payload,
+                             catch_response=True) as response:
+            if response.status_code == 200:
+                result = response.json()
+                if result.get("success"):
+                    response.success()
+                else:
+                    response.failure(f"Compilation failed: {result.get('error', 'Unknown error')}")
+            else:
+                response.failure(f"HTTP {response.status_code}: Request failed")
+
+    def get_code_from_lessons(self, language):
+        """
+        Extract code from lesson content using markers
+        """
+        if not self.lesson_files:
+            return None
+
+        # Select a random lesson to extract code from
+        lesson_file = random.choice(self.lesson_files)
+        lesson_path = f'/mnt/locust/content/{lesson_file}'
+
+        if not os.path.exists(lesson_path):
+            return None
+
+        try:
+            with open(lesson_path, 'r', encoding='utf-8') as f:
+                content = f.read()
+
+            # Look for INITIAL_CODE and SOLUTION_CODE sections
+            initial_code = self.extract_code_section(content, '---INITIAL_CODE---', '---END_INITIAL_CODE---')
+            solution_code = self.extract_code_section(content, '---SOLUTION_CODE---', '---END_SOLUTION_CODE---')
+
+            # Choose randomly between initial and solution code if both exist
+            available_codes = [code for code in [initial_code, solution_code] if code]
+
+            if available_codes:
+                return random.choice(available_codes)
+        except Exception:
+            pass  # If there's an error reading the file, return None
+
+        return None
+
+    def extract_code_section(self, content, start_marker, end_marker):
+        """
+        Extract code between start and end markers
+        """
+        start_idx = content.find(start_marker)
+        end_idx = content.find(end_marker)
+
+        if start_idx != -1 and end_idx != -1 and end_idx > start_idx:
+            start_pos = start_idx + len(start_marker)
+            extracted_code = content[start_pos:end_idx].strip()
+            return extracted_code
+
+        return None
+
+    def get_default_sample_code(self, language):
+        """
+        Get default sample code based on the programming language
+        """
+        if language.lower() == 'c':
+            sample_codes = [
+                '''#include <stdio.h>
+
+int main() {
+    printf("Hello, World!\\n");
+    return 0;
+}''',
+                '''#include <stdio.h>
+
+int main() {
+    int a = 5, b = 10;
+    int sum = a + b;
+    printf("Sum is: %d\\n", sum);
+    return 0;
+}''',
+                '''#include <stdio.h>
+
+int main() {
+    int i;
+    for(i = 0; i < 5; i++) {
+        printf("Count: %d\\n", i);
+    }
+    return 0;
+}'''
+            ]
+        elif language.lower() == 'python':
+            sample_codes = [
+                '''print("Hello, World!")''',
+                '''
+name = "Locust"
+print(f"Hello, {name}!")''',
+                '''
+numbers = [1, 2, 3, 4, 5]
+for num in numbers:
+    print(f"Number: {num}")
+'''
+            ]
+        else:
+            # Default to C if language is not recognized
+            sample_codes = [
+                '''#include <stdio.h>
+
+int main() {
+    printf("Hello, World!\\n");
+    return 0;
+}'''
+            ]
+
+        return random.choice(sample_codes)
     
     @task(1)
     def validate_token(self):
         """
-        Task to validate a student token
+        Task to validate student token
         """
-        # Use a random token for testing
+        validate_payload = {
-        token = f"token_{random.randint(1000, 9999)}"
+            "token": self.student_token
+        }
         
-        response = self.client.post(
+        self.client.post("/validate-token", json=validate_payload)
-            "/validate-token",
-            json={"token": token}
-        )
-    
-    @task(1)
-    def login_with_token(self):
-        """
-        Task to login with a student token
-        """
-        # Use a random token for testing
-        token = f"token_{random.randint(1000, 9999)}"
-        
-        response = self.client.post(
-            "/login",
-            json={"token": token}
-        )
     
     @task(1)
     def track_progress(self):
         """
-        Task to track student progress
+        Task to track student progress for a lesson
         """
-        # Use a random token and lesson for testing
+        if self.lesson_files:
-        token = f"token_{random.randint(1000, 9999)}"
+            # Select a random lesson from available lessons, removing .md extension for lesson_name
-        lesson_name = random.choice(["introduction_to_c", "variables_and_data_types"])
+            lesson_file = random.choice(self.lesson_files)
+            lesson_name = lesson_file.replace('.md', '')
+        else:
+            # Don't track progress if no lessons are available
+            return
 
-        response = self.client.post(
+        progress_payload = {
-            "/track-progress",
+            "token": self.student_token,
-            json={
+            "lesson_name": lesson_name,
-                "token": token,
+            "status": "completed"
-                "lesson_name": lesson_name,
+        }
-                "status": "completed"
+
-            }
+        self.client.post("/track-progress", json=progress_payload)
-        )
+
+
+class WebsiteUser(HttpUser):
+    """
+    Main user class for the LMS-C load test
+    """
+    tasks = [LMSCUserBehavior]
+
+    # Wait time between tasks (1-3 seconds)
+    wait_time = between(1, 3)
+
+    def on_start(self):
+        """
+        Setup for each user when they start
+        """
+        # Perform initial homepage visit
+        self.client.get("/")
+
+    def on_stop(self):
+        """
+        Cleanup when user stops
+        """
+        # Logout the user
+        try:
+            self.client.post("/logout", json={})
+        except:
+            pass  # Ignore logout errors
+
+
+# Additional task sets for more complex behaviors
+
+class LessonNavigationTaskSet(TaskSet):
+    """
+    Task set focused on navigating through lessons
+    """
+
+    def on_start(self):
+        """
+        Initialize lesson navigation with available lessons
+        """
+        # Read lesson files from content directory
+        content_dir = '/mnt/locust/content'  # Path relative to where locust runs in container
+        self.lesson_files = []
+
+        if os.path.exists(content_dir):
+            lesson_paths = glob.glob(os.path.join(content_dir, "*.md"))
+            self.lesson_files = [os.path.basename(path) for path in lesson_paths if os.path.isfile(path)]
+
+        # No fallback to example_content since it won't be on the server
+
+    @task(5)
+    def browse_lessons(self):
+        """
+        Browse through different lessons
+        """
+        if self.lesson_files:
+            for lesson in self.lesson_files:
+                self.client.get(f"/lesson/{lesson}")
+                self.wait()
+        else:
+            # No fallback since example_content won't be on the server
+            # Just visit the homepage if no lessons are found
+            self.client.get("/")
+            self.wait()
+
+    @task(2)
+    def go_back_to_home(self):
+        """
+        Navigate back to home page
+        """
+        self.client.get("/")
+
+    @task(1)
+    def stop_browsing(self):
+        """
+        Stop browsing and potentially switch to another task set
+        """
+        self.interrupt()
+
+
+class CompilationFocusedTaskSet(TaskSet):
+    """
+    Task set focused on code compilation activities
+    """
+
+    def on_start(self):
+        """
+        Initialize with lesson files for code extraction
+        """
+        # Read lesson files from content directory
+        content_dir = '/mnt/locust/content'  # Path relative to where locust runs in container
+        self.lesson_files = []
+
+        if os.path.exists(content_dir):
+            lesson_paths = glob.glob(os.path.join(content_dir, "*.md"))
+            self.lesson_files = [os.path.basename(path) for path in lesson_paths if os.path.isfile(path)]
+
+        # No fallback to example_content since it won't be on the server
+
+    @task(10)
+    def compile_different_codes(self):
+        """
+        Compile various programs based on the default language or from lesson content
+        """
+        # Determine the programming language from environment or default to 'c'
+        programming_language = os.environ.get('DEFAULT_PROGRAMMING_LANGUAGE', 'c')
+
+        # Get code from lesson content or use default samples
+        code = self.get_code_from_lessons(programming_language)
+
+        if not code:
+            # Fallback to sample codes if no lesson content is available
+            code = self.get_default_sample_code(programming_language)
+
+        response = self.client.post("/compile", json={
+            "code": code,
+            "language": programming_language
+        })
+
+        if response.status_code == 200:
+            result = response.json()
+            if not result.get("success"):
+                print(f"Compilation error: {result.get('error')}")
+
+    def get_code_from_lessons(self, language):
+        """
+        Extract code from lesson content using markers
+        """
+        if not self.lesson_files:
+            return None
+
+        # Select a random lesson to extract code from
+        lesson_file = random.choice(self.lesson_files)
+        lesson_path = f'/mnt/locust/content/{lesson_file}'
+
+        if not os.path.exists(lesson_path):
+            return None
+
+        try:
+            with open(lesson_path, 'r', encoding='utf-8') as f:
+                content = f.read()
+
+            # Look for INITIAL_CODE and SOLUTION_CODE sections
+            initial_code = self.extract_code_section(content, '---INITIAL_CODE---', '---END_INITIAL_CODE---')
+            solution_code = self.extract_code_section(content, '---SOLUTION_CODE---', '---END_SOLUTION_CODE---')
+
+            # Choose randomly between initial and solution code if both exist
+            available_codes = [code for code in [initial_code, solution_code] if code]
+
+            if available_codes:
+                return random.choice(available_codes)
+        except Exception:
+            pass  # If there's an error reading the file, return None
+
+        return None
+
+    def extract_code_section(self, content, start_marker, end_marker):
+        """
+        Extract code between start and end markers
+        """
+        start_idx = content.find(start_marker)
+        end_idx = content.find(end_marker)
+
+        if start_idx != -1 and end_idx != -1 and end_idx > start_idx:
+            start_pos = start_idx + len(start_marker)
+            extracted_code = content[start_pos:end_idx].strip()
+            return extracted_code
+
+        return None
+
+    def get_default_sample_code(self, language):
+        """
+        Get default sample code based on the programming language
+        """
+        if language.lower() == 'c':
+            sample_codes = [
+                '''#include <stdio.h>
+int main() { printf("Simple Hello World\\n"); return 0; }''',
+                '''#include <stdio.h>
+int main() {
+    int arr[] = {1, 2, 3, 4, 5};
+    int i;
+    for(i = 0; i < 5; i++) {
+        printf("%d ", arr[i]);
+    }
+    printf("\\n");
+    return 0;
+}''',
+                '''#include <stdio.h>
+int factorial(int n) {
+    if(n <= 1) return 1;
+    return n * factorial(n-1);
+}
+int main() {
+    int num = 5;
+    printf("Factorial of %d is %d\\n", num, factorial(num));
+    return 0;
+}'''
+            ]
+        elif language.lower() == 'python':
+            sample_codes = [
+                '''print("Hello, World!")''',
+                '''
+name = "Locust"
+print(f"Hello, {name}!")''',
+                '''
+numbers = [1, 2, 3, 4, 5]
+for num in numbers:
+    print(f"Number: {num}")
+'''
+            ]
+        else:
+            # Default to C if language is not recognized
+            sample_codes = [
+                '''#include <stdio.h>
+int main() { printf("Simple Hello World\\n"); return 0; }'''
+            ]
+
+        return random.choice(sample_codes)
+
+
+class AdvancedUser(HttpUser):
+    """
+    Advanced user that performs more complex behaviors
+    """
+    weight = 2  # Twice as likely to be chosen as WebsiteUser
+    tasks = {LessonNavigationTaskSet: 2, CompilationFocusedTaskSet: 3, LMSCUserBehavior: 4}
+
+    wait_time = between(0.5, 2)

test/podman-compose.locust.yml

@@ -1,14 +0,0 @@
-version: '3.8'
-
-services:
-  locust:
-    build: .
-    ports:
-      - "8089:8089"
-    volumes:
-      - ./:/locust
-    command: ["locust", "-f", "locustfile.py", "--host", "http://<LMS_SERVER_IP>:5000"]
-
-networks:
-  default:
-    driver: bridge

test/podman-compose.yml

@@ -0,0 +1,28 @@
+version: '3.8'
+
+services:
+  master:
+    container_name: locust_master
+    image: locustio/locust
+    ports:
+      - "8089:8089"
+    volumes:
+      - ../../:/mnt/locust
+    environment:
+      # URL target default (bisa diganti saat run)
+      - LOCUST_HOST=${TARGET_URL:-http://example.com}
+      # Number of students to simulate - defaults to 10 but should match number in tokens_siswa.csv
+      - LOCUST_NUM_STUDENTS=${LOCUST_NUM_STUDENTS:-10}
+    command: -f /mnt/locust/elemes/test/locustfile.py --master
+
+  worker:
+    image: locustio/locust
+    volumes:
+      - ../../:/mnt/locust
+    environment:
+      - LOCUST_HOST=${TARGET_URL:-http://example.com}
+      # Number of students to simulate - defaults to 10 but should match number in tokens_siswa.csv
+      - LOCUST_NUM_STUDENTS=${LOCUST_NUM_STUDENTS:-10}
+    # Worker akan otomatis mendeteksi Master lewat nama service 'master'
+    command: -f /mnt/locust/elemes/test/locustfile.py --worker --master-host locust_master
+

test/requirements.txt

@@ -1 +0,0 @@
-locust==2.29.1

test/test_production.sh

@@ -1,101 +0,0 @@
-#!/bin/bash
-
-# Test script for LMS-C Production Environment
-
-echo "Starting LMS-C Production Environment Tests..."
-
-# Start the application
-echo "Starting the application..."
-cd ..
-./start.sh
-cd test
-
-# Wait for the application to start
-echo "Waiting for application to start..."
-sleep 10
-
-# Test 1: Check if the home page loads and displays lessons
-echo "Test 1: Checking home page and lesson display..."
-HOME_PAGE_CHECK=$(curl -s http://localhost:5000/ | grep -i "Available Lessons" | wc -l)
-if [ $HOME_PAGE_CHECK -gt 0 ]; then
-    echo "✓ Test 1 PASSED: Home page displays lessons correctly"
-else
-    echo "✗ Test 1 FAILED: Home page does not display lessons"
-fi
-
-# Test 2: Check if specific lesson pages load
-echo "Test 2: Checking lesson page loading..."
-LESSON_PAGE_CHECK=$(curl -s http://localhost:5000/lesson/welcome.md | grep -i "C Programming Learning System" | wc -l)
-if [ $LESSON_PAGE_CHECK -gt 0 ]; then
-    echo "✓ Test 2 PASSED: Lesson pages load correctly"
-else
-    echo "✗ Test 2 FAILED: Lesson pages do not load"
-fi
-
-# Test 3: Test the code compilation API
-echo "Test 3: Testing code compilation API..."
-COMPILATION_TEST=$(curl -s -X POST http://localhost:5000/compile \
-  -H "Content-Type: application/json" \
-  -d '{"code":"#include <stdio.h>\n\nint main() {\n    printf(\"Hello, World!\\n\");\n    return 0;\n}"}')
-
-# Check if the response contains success: true and the expected output
-if echo "$COMPILATION_TEST" | grep -q '"success":true' && echo "$COMPILATION_TEST" | grep -q "Hello, World!"; then
-    echo "✓ Test 3 PASSED: Code compilation API works correctly"
-else
-    echo "✗ Test 3 FAILED: Code compilation API not working"
-    echo "  Response: $COMPILATION_TEST"
-fi
-
-# Test 4: Test with a more complex C program
-echo "Test 4: Testing complex code compilation..."
-COMPLEX_CODE='{
-  "code": "#include <stdio.h>\nint main() {\n    int i, sum = 0;\n    for (i = 1; i <= 5; i++) {\n        sum += i;\n    }\n    printf(\"Sum of 1 to 5 is: %d\\n\", sum);\n    return 0;\n}"
-}'
-
-COMPLEX_TEST=$(curl -s -X POST http://localhost:5000/compile \
-  -H "Content-Type: application/json" \
-  -d "$COMPLEX_CODE")
-
-if echo "$COMPLEX_TEST" | grep -q '"success":true' && echo "$COMPLEX_TEST" | grep -q "Sum of 1 to 5"; then
-    echo "✓ Test 4 PASSED: Complex code compilation works correctly"
-else
-    echo "✗ Test 4 FAILED: Complex code compilation not working"
-    echo "  Response: $COMPLEX_TEST"
-fi
-
-# Test 5: Check if all expected lesson files are accessible
-echo "Test 5: Checking lesson accessibility..."
-LESSON_FILES=("welcome.md" "hello_world.md" "introduction_to_c.md" "arrays.md")
-ALL_LESSONS_ACCESSIBLE=true
-
-for lesson in "${LESSON_FILES[@]}"; do
-    lesson_check=$(curl -s -o /dev/null -w "%{http_code}" "http://localhost:5000/lesson/$lesson")
-    if [ "$lesson_check" -ne 200 ]; then
-        echo "✗ Lesson $lesson returned HTTP $lesson_check"
-        ALL_LESSONS_ACCESSIBLE=false
-    fi
-done
-
-if [ "$ALL_LESSONS_ACCESSIBLE" = true ]; then
-    echo "✓ Test 5 PASSED: All test lessons are accessible"
-else
-    echo "✗ Test 5 FAILED: Some lessons are not accessible"
-fi
-
-# Test 6: Check for errors in container logs
-echo "Test 6: Checking container logs for errors..."
-LOG_ERRORS=$(podman logs elemes_lms-c_1 2>&1 | grep -i error | wc -l)
-if [ $LOG_ERRORS -eq 0 ]; then
-    echo "✓ Test 6 PASSED: No errors found in container logs"
-else
-    echo "✗ Test 6 FAILED: Errors found in container logs"
-    podman logs elemes_lms-c_1 | grep -i error
-fi
-
-# Stop the application
-echo "Stopping the application..."
-cd ..
-./stop.sh
-cd test
-
-echo "All tests completed!"