Added test file for is_number

very_easy/is_number.py

@@ -31,3 +31,4 @@ def check_number(input_value: Any) -> str:
     print(check_number(pow(10, 20)))
     print(check_number("Hello"))
     print(check_number(1 + 2j))
+

very_easy/test_is_number.py

@@ -0,0 +1,23 @@
+import pytest
+
+from is_number import check_number
+
+def test_check_number_float():
+    assert check_number(3.14) == '3.14 is a number.'
+    assert check_number(1e-5) == '1e-05 is a number.'
+
+def test_check_number_negative_float():
+    assert check_number(-3.14) == '-3.14 is a number.'
+    assert check_number(-1e-5) == '-1e-05 is a number.'
+
+def test_check_number_boolean():
+    assert check_number(True) == 'True is a number.'
+    assert check_number(False) == 'False is a number.'
+
+def test_check_number_list():
+    assert check_number([1, 2, 3]) == '[1, 2, 3] is not a number.'
+    assert check_number([]) == '[] is not a number.'
+
+def test_check_number_dict():
+    assert check_number({'key': 'value'}) == "{'key': 'value'} is not a number."
+    assert check_number({}) == "{} is not a number."