diff --git a/pvlib/tests/test_shading.py b/pvlib/tests/test_shading.py
index a5dc03ebfc..8d609d1e3f 100644
--- a/pvlib/tests/test_shading.py
+++ b/pvlib/tests/test_shading.py
@@ -143,19 +143,19 @@ def projected_solar_zenith_angle_edge_cases():
     premises_and_result_matrix = pd.DataFrame(
         data=[
             # s_zen | s_azm | ax_tilt | ax_azm | psza
-            [   0,     0,        0,        0,      0],
+            [   0,       0,      0,        0,      0],
             [   0,     180,      0,        0,      0],
-            [   0,     0,        0,      180,      0],
+            [   0,       0,      0,      180,      0],
             [   0,     180,      0,      180,      0],
-            [   45,    0,        0,      180,      0],
-            [   45,    90,       0,      180,    -45],
-            [   45,    270,      0,      180,     45],
-            [   45,    90,       90,     180,    -90],
-            [   45,    270,      90,     180,     90],
-            [   45,    90,       90,     0,       90],
-            [   45,    270,      90,     0,      -90],
-            [   45,    45,       90,     180,   -135],
-            [   45,    315,      90,     180,    135],
+            [  45,       0,      0,      180,      0],
+            [  45,      90,      0,      180,    -45],
+            [  45,     270,      0,      180,     45],
+            [  45,      90,     90,      180,    -90],
+            [  45,     270,     90,      180,     90],
+            [  45,      90,     90,        0,     90],
+            [  45,     270,     90,        0,    -90],
+            [  45,      45,     90,      180,   -135],
+            [  45,     315,     90,      180,    135],
         ],
         columns=["solar_zenith", "solar_azimuth", "axis_tilt", "axis_azimuth",
                  "psza"],