diff --git a/server/__init__.py b/server/__init__.py
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diff --git a/server/__pycache__/__init__.cpython-311.pyc b/server/__pycache__/__init__.cpython-311.pyc
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diff --git a/server/map_handler/__init__.py b/server/map_handler/__init__.py
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diff --git a/server/map_handler/__pycache__/__init__.cpython-311.pyc b/server/map_handler/__pycache__/__init__.cpython-311.pyc
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diff --git a/server/map_handler/__pycache__/add_new_lake.cpython-311.pyc b/server/map_handler/__pycache__/add_new_lake.cpython-311.pyc
index 16eb848c6c0ecf96a3d721fd22b4de5d91527f39..a3599d330d3de9c7f28b5755675f91ddc48c6d37 100644
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diff --git a/server/map_handler/add_new_lake.py b/server/map_handler/add_new_lake.py
index aa6b9c8b5b814d029e6b980279465ba496a335d3..b9d22c5ee92c543483307cceb2b5fdb01ea0aed6 100644
--- a/server/map_handler/add_new_lake.py
+++ b/server/map_handler/add_new_lake.py
@@ -5,7 +5,7 @@ from math import cos
 import geopandas as gpd
 from matplotlib import pyplot as plt
 from shapely.ops import linemerge, unary_union, polygonize
-from shapely.geometry import Polygon, LineString, MultiLineString
+from shapely.geometry import Polygon, LineString
 
 from server.consts import LAKE_RELATIONS_PATH
 
@@ -148,20 +148,20 @@ def create_grid(poly: Polygon, cell_width: float, cell_height: float):
     # List to store all created lines
     grid_lines = []
 
-    # Create new horizontal lines while within bounds
-    y = min_y
-    while y <= max_y:
-        line = LineString([(min_x, y), (max_x, y)])
-        grid_lines.append(line)
-        y += cell_height
-
-    # Create new vertical lines while within bounds
+    # Create vertical lines while within bounds
     x = min_x
     while x <= max_x:
         line = LineString([(x, min_y), (x, max_y)])
         grid_lines.append(line)
         x += cell_width
 
+    # Create horizontal lines while within bounds
+    y = min_y
+    while y <= max_y:
+        line = LineString([(min_x, y), (max_x, y)])
+        grid_lines.append(line)
+        y += cell_height
+
     return grid_lines
 
 
@@ -199,10 +199,10 @@ def write_json_to_file(lake_name: str, map_data: dict):
 # to plot the map after each division to ensure that the map was divided as intended.
 def plot_map(divided_map):
     """
-    Plots a divided map using matplotlib.
+    Plots the divisions of a  map using matplotlib.
 
         Parameters:
-            divided_map (list): List of Shapely Polygons
+            divided_map (list): List of Shapely Polygons to be plotted
     """
     print("Plotting... This may take some time...")
 
diff --git a/server/map_handler/unit_tests/__pycache__/__init__.cpython-311.pyc b/server/map_handler/unit_tests/__pycache__/__init__.cpython-311.pyc
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diff --git a/server/map_handler/unit_tests/__pycache__/test_add_new_lake.cpython-311-pytest-8.2.0.pyc b/server/map_handler/unit_tests/__pycache__/test_add_new_lake.cpython-311-pytest-8.2.0.pyc
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diff --git a/server/map_handler/unit_tests/test_add_new_lake.py b/server/map_handler/unit_tests/test_add_new_lake.py
index cc2442a5f511e2be80b77ff2a8ea91bf97972991..8bde724889f7cf999af4c49f1a77632e36958798 100644
--- a/server/map_handler/unit_tests/test_add_new_lake.py
+++ b/server/map_handler/unit_tests/test_add_new_lake.py
@@ -1,5 +1,16 @@
+from shapely.geometry import Polygon, LineString
+
 from server.map_handler.add_new_lake import create_grid
 
-#def tes_create_grid_default():
-    #grid = create_grid(0.2, 0.3)
-    #assert
\ No newline at end of file
+
+def test_create_grid_default():
+    # Create a simple square polygon
+    test_poly = Polygon([(0, 0), (1, 0), (1, 1), (0, 1)])
+
+    # Define the expected grid output
+    coordinates = [[(0, 0), (0, 1)], [(0.5, 0), (0.5, 1)], [(1, 0), (1, 1)],
+                [(0, 0), (1, 0)], [(0, 0.4), (1, 0.4)], [(0, 0.8), (1, 0.8)]]
+    expected = [LineString(coords) for coords in coordinates]
+
+    grid = create_grid(test_poly, 0.5, 0.4)
+    assert grid == expected