diff --git a/app/test_split_integer.py b/app/test_split_integer.py
index ef3aa668a..8c429f8e4 100644
--- a/app/test_split_integer.py
+++ b/app/test_split_integer.py
@@ -2,20 +2,25 @@
 
 
 def test_sum_of_the_parts_should_be_equal_to_value() -> None:
-    pass
+    result = split_integer(11, 3)
+    assert sum(result) == 11
 
 
 def test_should_split_into_equal_parts_when_value_divisible_by_parts() -> None:
-    pass
+    result = split_integer(12, 3)
+    assert result == [4, 4, 4]
 
 
 def test_should_return_part_equals_to_value_when_split_into_one_part() -> None:
-    pass
+    result = split_integer(7, 1)
+    assert result == [7]
 
 
 def test_parts_should_be_sorted_when_they_are_not_equal() -> None:
-    pass
+    result = split_integer(11, 3)
+    assert result == [3, 4, 4]
 
 
 def test_should_add_zeros_when_value_is_less_than_number_of_parts() -> None:
-    pass
+    result = split_integer(3, 5)
+    assert result == [0, 0, 1, 1, 1]