Add gestform format

gestform.py

@@ -19,3 +19,13 @@ def randomise_with_iterator(list_from: List[int]) -> int:
     shuffle(randomized)
     while randomized:
         yield randomized.pop()
+
+def gestformation(number: int) -> str:
+    """Transform a number to a string depends on modularity"""
+    if number % 3 == 0 and number % 5 == 0:
+        return "GestForm"
+    elif number % 5 == 0:
+        return "Forme"
+    elif number % 3 == 0:
+        return "Geste"
+    return number

tests/tests_gestform.py

@@ -3,10 +3,11 @@ from unittest import TestCase
 from gestform import (
     generate_numbers_list, MIN, MAX,
     randomise_with_iterator,
+    gestformation,
 )
 
 
-class RandomListNumber(TestCase):
+class RandomListNumberTest(TestCase):
     def setUp(self) -> None:
         super().setUp()
         self.generated: list = generate_numbers_list(mini=MIN, maxi=MAX)
@@ -26,3 +27,55 @@ class RandomListNumber(TestCase):
                 self.assertLessEqual(n, MAX)
             count += 1
         self.assertEqual(len(self.generated), count)
+
+
+class GestFormTest(TestCase):
+    def setUp(self) -> None:
+        super().setUp()
+        self.generated: list = [
+            i for i in randomise_with_iterator(
+                generate_numbers_list(mini=MIN, maxi=MAX)
+            )
+        ]
+
+    def test_geste_modulo_3(self):
+        gest_numbers = [-999, -333, 3, 9, 18, 1002]
+        for i in gest_numbers:
+            with self.subTest(i):
+                result = gestformation(i)
+                self.assertEqual(result, "Geste")
+
+    def test_not_geste_modulo_3(self):
+        gest_numbers = [-998, -332, 2, 10, 19, 1000]
+        for i in gest_numbers:
+            with self.subTest(i):
+                result = gestformation(i)
+                self.assertNotEqual(result, "Geste")
+
+    def test_forme_modulo_5(self):
+        gest_numbers = [-5555, -50, 5, 40, 70, 995]
+        for i in gest_numbers:
+            with self.subTest(i):
+                result = gestformation(i)
+                self.assertEqual(result, "Forme")
+
+    def test_not_forme_modulo_5(self):
+        gest_numbers = [-998, -332, 2, 14, 19, 1111]
+        for i in gest_numbers:
+            with self.subTest(i):
+                result = gestformation(i)
+                self.assertNotEqual(result, "Forme")
+
+    def test_gestform_modulo_15(self):
+        gest_numbers = [-1500, -60, 15, 105, 900, 1005]
+        for i in gest_numbers:
+            with self.subTest(i):
+                result = gestformation(i)
+                self.assertEqual(result, "GestForm")
+
+    def test_not_gestform_modulo_5(self):
+        gest_numbers = [-998, -332, 2, 10, 19, 1000]
+        for i in gest_numbers:
+            with self.subTest(i):
+                result = gestformation(i)
+                self.assertNotEqual(result, "GestForm")