1 files changed, 17 insertions, 0 deletions
diff --git a/tests/model_fields/test_floatfield.py b/tests/model_fields/test_floatfield.py
index 481925cf11..856197cd6e 100644
--- a/tests/model_fields/test_floatfield.py
+++ b/tests/model_fields/test_floatfield.py
@@ -31,3 +31,20 @@ class TestFloatField(TestCase):
         obj.size = obj
         with self.assertRaisesMessage(TypeError, msg):
             obj.save()
+
+    def test_invalid_value(self):
+        tests = [
+            (TypeError, ()),
+            (TypeError, []),
+            (TypeError, {}),
+            (TypeError, set()),
+            (TypeError, object()),
+            (TypeError, complex()),
+            (ValueError, 'non-numeric string'),
+            (ValueError, b'non-numeric byte-string'),
+        ]
+        for exception, value in tests:
+            with self.subTest(value):
+                msg = "Field 'size' expected a number but got %r." % (value,)
+                with self.assertRaisesMessage(exception, msg):
+                    FloatModel.objects.create(size=value)