pytest material

intro_pytest/tests/test_function.py

@@ -0,0 +1,30 @@
+# test_function.py
+import pytest
+
+from function import Maths
+
+
+@pytest.fixture
+def maths():
+    return Maths(10)
+
+
+def test_exists(maths):
+    """
+    Checks if objects are created
+    """
+    assert isinstance(maths, Maths)
+
+
+def test_add(maths):
+    """
+    Addition method
+    """
+    assert maths.add(10) == 20
+
+
+def test_subtract(maths):
+    """
+    Subtraction method
+    """
+    assert maths.subtract(5) == 5