Merge pull request #4 from NCherfaoui/step3

step3: add project status check target

api/calculator/test_calculator.py

@@ -2,29 +2,41 @@
 
 
 def test_add():
+    """ """
     assert Calculator.add(1, 2) == 3.0
     assert Calculator.add(1.0, 2.0) == 3.0
     assert Calculator.add(0, 2.0) == 2.0
     assert Calculator.add(2.0, 0) == 2.0
     assert Calculator.add(-4, 2.0) == -2.0
 
+
 def test_subtract():
+    """ """
     assert Calculator.subtract(1, 2) == -1.0
     assert Calculator.subtract(2, 1) == 1.0
     assert Calculator.subtract(1.0, 2.0) == -1.0
     assert Calculator.subtract(0, 2.0) == -2.0
     assert Calculator.subtract(2.0, 0.0) == 2.0
     assert Calculator.subtract(-4, 2.0) == -6.0
 
+
 def test_multiply():
+    """ """
     assert Calculator.multiply(1, 2) == 2.0
     assert Calculator.multiply(1.0, 2.0) == 2.0
     assert Calculator.multiply(0, 2.0) == 0.0
     assert Calculator.multiply(2.0, 0.0) == 0.0
     assert Calculator.multiply(-4, 2.0) == -8.0
 
+
 def test_divide():
+    """ """
     assert Calculator.divide(1, 2) == 0.5
     assert Calculator.divide(1.0, 2.0) == 0.5
     assert Calculator.divide(0, 2.0) == 0
-    assert Calculator.divide(-4, 2.0) == -2.0
+    assert Calculator.divide(-4, 2.0) == -2.0
+
+
+def test_divide_by_0():
+    """ """
+    assert Calculator.divide(2.0, 0) == "Cannot divide by 0"

codecov.yml

@@ -0,0 +1,6 @@
+coverage:
+  status:
+    project:
+      default:
+        target: 100%
+        threshold: 1%