removed punctuations from sql statement, and added MPIANA selenium test case

Script.php

@@ -917,7 +917,7 @@ if (!empty($_GET["assignTA"])) {
     $ta = mysqli_real_escape_string($con, $_GET["ta"]);
 
     // Check if the TA is already assigned to the course
-    $check_sql = "SELECT * FROM `course_ta` WHERE `Course_ID`='$id' AND `TA`='$ta'";
+    $check_sql = "SELECT * FROM course_ta WHERE Course_ID='$id' AND TA='$ta'";
     $check_result = $con->query($check_sql);
 
     if ($check_result->num_rows > 0) {
@@ -928,7 +928,7 @@ if (!empty($_GET["assignTA"])) {
         </script>";
     } else {
         // Proceed with the TA assignment
-        $sql = "INSERT INTO `course_ta`(`Course_ID`, `TA`) VALUES ('$id','$ta')";
+        $sql = "INSERT INTO course_ta(Course_ID, TA) VALUES ('$id','$ta')";
 
         if ($con->query($sql) === TRUE) {
             $_SESSION["info_Admin_Courses"] = $type . " Course TA Assigned ";

test/SeleniumMpiana/assign_ta_test.py

@@ -0,0 +1,65 @@
+import pytest
+from selenium import webdriver
+from selenium.webdriver.common.by import By
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.support import expected_conditions as EC
+from selenium.common.exceptions import UnexpectedAlertPresentException
+
+# New instance of the Chrome driver 
+driver = webdriver.Chrome()
+
+# Open the admin url
+driver.get("http://localhost/itech/lrr/Admin.php")
+
+def assign_ta(driver, course_name, ta_name):
+    course_dropdown = driver.find_element('id', 'courseDropdown')
+    course_dropdown.click()
+    selected_course_option = WebDriverWait(driver, 1200).until(
+        EC.element_to_be_clickable((By.XPATH, f"//option[text()='{course_name}']"))
+    )
+    selected_course_option.click()
+
+    # Select the TA
+    ta_dropdown = driver.find_element('id', 'taDropdown')
+    ta_dropdown.click()
+
+    # Check if ta_name is not null before selecting
+    if ta_name:
+        selected_ta_option = WebDriverWait(driver, 1200).until(
+            EC.element_to_be_clickable((By.XPATH, f"//option[text()='{ta_name}']"))
+        )
+        selected_ta_option.click()
+
+    # Click the Assign button
+    assign_button = driver.find_element('id', 'assignButton')
+    assign_button.click()
+
+    # Use WebDriverWait for more reliable alert handling
+    try:
+        alert = WebDriverWait(driver, 1200).until(EC.alert_is_present())
+        alert_text = alert.text
+        alert.accept()
+        return alert_text
+    except UnexpectedAlertPresentException:
+        return None
+
+# Generate all combinations of courses and TAs
+courses = ["Python", "computer", "testing"]  
+tas = ["MPIANA", "KABWANGA", "mark"]  
+
+@pytest.mark.parametrize("course_name, ta_name", [(course, ta) for course in courses for ta in tas])
+def assign_ta_test(course_name, ta_name):
+    alert_text = assign_ta(driver, course_name, ta_name)
+
+    try:
+        assert "Success" in alert_text or "Error" in alert_text
+        result = "Passed"
+    except AssertionError:
+        result = "Failed"
+
+    # Write the result to the text file
+    with open('test_results.txt', 'a') as result_file:
+        result_file.write(f"Course={course_name}, TA={ta_name}, Result={result}, Alert={alert_text}\n")
+
+# Close the browser window
+driver.quit()

test/SeleniumMpiana/test_results.txt

@@ -0,0 +1,2 @@
+
+