Further tests for bound methods and numpy objects

Tests that the reduce protocol is properly implemented, and
that issue #107 is fixed.

Author: William Grant

typed_python/compiler/tests/numpy_interaction_test.py

@@ -1,4 +1,4 @@
-from typed_python import ListOf, Entrypoint
+from typed_python import ListOf, Entrypoint, SerializationContext
 import numpy
 import numpy.linalg
 
@@ -44,3 +44,22 @@ def test_listof_from_sliced_numpy_array():
     y = x[::2]
 
     assert ListOf(int)(y) == [0, 2]
+
+
+def test_can_serialize_numpy_ufuncs():
+    assert numpy.sin == SerializationContext().deserialize(SerializationContext().serialize(numpy.sin))
+    assert numpy.max == SerializationContext().deserialize(SerializationContext().serialize(numpy.max))
+
+
+def test_can_serialize_numpy_array_from_builtin():
+    x = numpy.ones(10)
+    assert (x == SerializationContext().deserialize(SerializationContext().serialize(x))).all()
+
+
+def test_can_serialize_numpy_array_from_list():
+    x = numpy.array([1, 2, 3])
+    assert (x == SerializationContext().deserialize(SerializationContext().serialize(x))).all()
+
+
+def test_can_serialize_numpy_array_constructor():
+    assert numpy.array == SerializationContext().deserialize(SerializationContext().serialize(numpy.array))

typed_python/types_serialization_test.py

@@ -1339,6 +1339,29 @@ def f(self, x=10):
 
         self.assertLess(currentMemUsageMb(), usage+.5)
 
+    def test_serialize_class_with_bound_methods(self):
+        class SomeClass:
+            pass
+
+        class SomeSubclass(SomeClass):
+            def __init__(self, x):
+                self.x = x
+
+        class ClassWithBoundMethod(Class, Final):
+            x = Member(OneOf(None, SomeClass))
+
+            def __init__(self):
+                self.x = None
+
+            def increment(self, y):
+                if self.x is None:
+                    self.x = SomeSubclass(y)
+                else:
+                    self.x = SomeSubclass(self.x.x + y)
+
+        self.assertEqual(ClassWithBoundMethod, ping_pong(ClassWithBoundMethod))
+        self.assertEqual(ClassWithBoundMethod.increment, ping_pong(ClassWithBoundMethod.increment))
+
     def test_serialize_named_tuples_with_extra_fields(self):
         T1 = NamedTuple(x=int)
         T2 = NamedTuple(x=int, y=float, z=str)