add tests for negative use cases to improve covergae

Author: vtavana

tests/test_arraycreation.py

@@ -133,7 +133,19 @@ def test_diag_diagflat_raise_error(func):
         getattr(dpnp, func)(ia, k=2.0)
 
 
+<<<<<<< HEAD
 @pytest.mark.parametrize("func", ["diag", "diagflat"])
+=======
+def test_diag_diagflat_raise_error():
+    ia = dpnp.array([0, 1, 2, 3, 4])
+    with pytest.raises(TypeError):
+        dpnp.diag(ia, k=2.0)
+
+    with pytest.raises(TypeError):
+        dpnp.diagflat(ia, k=2.0)
+
+
+>>>>>>> add tests for negative use cases to improve covergae
 @pytest.mark.parametrize(
     "seq",
     [