fix(documentation): Fixed spelling in IntegrationTest.md

doc/tests/IntegrationTest.md

@@ -23,27 +23,28 @@ For validation and verification of database data the databse viewer Dbeaver can
 
 1. **Setup Phase**
    - Clear the database via `docker container prune` or by deleting the tables in dbeaver.
-   - Start the databse in its standalone terminal via the command `sudo docker compose up`.
-   - Verify database connection and clean test tables
-   - Initialize all system nodes (ExamResultGenerator, FinalGradeDeterminator, GradeCalculator) afeter building tha package and starting it.
+   - Start the databse in a standalone terminal via the command `sudo docker compose up`.
+   - Verify database connection.
+   - Initialize all system nodes (ExamResultGenerator, FinalGradeDeterminator, GradeCalculator) after building tha package and starting it via the `grade_calculator.launch.xml`.
 
 2. **Exam Generation Phase**
-   - ExamResultGenerator publishes 5 Exam messages per student-course pair to table `exam_results` topic.
+   - ExamResultGenerator publishes Exam messages per student-course pair to table `exam_results` topic.
    - Verify exam results have valid grades (10-100 range).
    - Confirm proper timestamp and student/course name matching.
 
 3. **Grade Collection Phase**
-   - FinalGradeDeterminator collects exam results for each student-course combination
-   - Monitor collection count reaches threshold (5 exams per student-course) for each student.
+   - FinalGradeDeterminator collects exam results for each student-course combination.
+   - Monitor collection count reaches threshold (5 exams per student-course by default) for each student.
 
 4. **Grade Calculation Phase**
-   - FinalGradeDeterminator calls GradeCalculator service when threshold reached
-   - Service calculates average grade
-   - Verify final grade is within valid bounds (10-100) in table `final_course_results`
+   - FinalGradeDeterminator calls GradeCalculator service when threshold reached.
+   - Service calculates average grade.
 
 5. **Persistence and Notification Phase**
    - Final grades stored in database with proper timestamps.
-   - Verify that in the database tables `final_course_results`.
+   - verify that final_grade_determinator has sent a de-enroll request via student_course_managment to exam_result_generator.
+   - exam_result_generator should now prints `removed from queue`.
+   - Verify final grade is within valid bounds (10-100) in table `final_course_results`.
 
 **Expected Results:**
 
@@ -78,14 +79,14 @@ Student: Tilmann, Course: Differentieren
 
 **Setup:**
 
-no setup required, this starts immedietly after `final_grade_diterminator` is done after getting the first grades for the students.
+no setup required, this starts immediately after `final_grade_diterminator` is done after getting the first grades for the students.
 
 **Steps:**
 
 1. **Varify Retake Schedualer is started**
    - Verify in the terminal the schedualer starts the retake process.
 
-2. **Retake Request Phase**Methods
+2. **Retake Request Phase**
    - RetakeScheduler checks the database for failing students
    - Schedules retake exams with `retake_grade_determinator`
 
@@ -101,7 +102,7 @@ no setup required, this starts immedietly after `final_grade_diterminator` is do
 **Failing student Expected Retake Results:**
 
 ```text
-Student: Wessel, Course: ROS2
+Student: student, Course: course
 - 5 exam results generated (random grades 10-100)
 - Avrage final grade calculated
 - Grade stored in database
@@ -124,11 +125,11 @@ Student: Wessel, Course: ROS2
 ## Test Execution Commands
 
 ```bash
-# 1. Start the test environment
-cd /home/user/ros2-assignments
-source install/setup.bash
-# 2. Build the packages
-colcon build
+# 1. enter the ros2 assignment folder
+cd /YOUR/PATH/HERE/ros2-assignment
+
+# 2. Build the packages and source the enviroment
+colcon build && source install/setup.bash
 
 # 3. clear and Start database (if not running) in stand alone terminal
 sudo docker container prune && sudo docker compose up
@@ -137,8 +138,8 @@ sudo docker container prune && sudo docker compose up
 ros2 launch g2_2025_grade_calculator_pkg grade_calculator.launch.xml
 
 # 6. Monitor database state
-By opening dbeaver and connecting to the database
-wachtwoord: postgres
+By opening dbeaver and connecting to the database "grades".
+Password: postgres
 ```
 
 ## Verification
@@ -148,11 +149,3 @@ wachtwoord: postgres
 - **Student Records**: Verify all students are enrolled correctly
 - **Exam Results**: Confirm all exam data is good
 - **Final Grades**: Validate calculated grades and timestamps
-
-### Log Analysis
-
-- **Node Logs**: Review individual node log outputs for errors
-- **System Logs**: Check ROS2 system-level logging
-- **Database Logs**: Monitor PostgreSQL logs for performance issues
-
-This comprehensive integration test validates the entire TI Minor Grade Generator system end-to-end, ensuring all components work together correctly to process student grades from enrollment through final grade calculation and persistence.