tests/basics/boundmeth1.py: Add tests for bound method equality/hash.

ned-pcs · dpgeorge · commit 66c62353ce35 · 2023-10-13T15:15:49.000+11:00
This commit adds tests for bound method comparison and hashing to support
the changes in the previous commit.

Signed-off-by: Ned Konz &lt;ned@productcreationstudio.com&gt;
diff --git a/tests/basics/boundmeth1.py b/tests/basics/boundmeth1.py
@@ -3,14 +3,18 @@
 # uPy and CPython differ when printing a bound method, so just print the type
 print(type(repr([].append)))
 
+
 class A:
     def f(self):
         return 0
+
     def g(self, a):
         return a
+
     def h(self, a, b, c, d, e, f):
         return a + b + c + d + e + f
 
+
 # bound method with no extra args
 m = A().f
 print(m())
@@ -27,4 +31,36 @@ def h(self, a, b, c, d, e, f):
 try:
     A().f.x = 1
 except AttributeError:
-    print('AttributeError')
+    print("AttributeError")
+
+# bound method comparison with same object
+a = A()
+m1 = a.f
+m2 = a.f
+print(m1 == a.f)  # should result in True
+print(m2 == a.f)  # should result in True
+print(m1 == m2)  # should result in True
+print(m1 != a.f)  # should result in False
+
+# bound method comparison with different objects
+a1 = A()
+a2 = A()
+m1 = a1.f
+m2 = a2.f
+print(m1 == a2.f)  # should result in False
+print(m2 == a1.f)  # should result in False
+print(m1 != a2.f)  # should result in True
+
+# bound method hashing
+a = A()
+m1 = a.f
+m2 = a.f
+print(hash(m1) == hash(a.f))  # should result in True
+print(hash(m2) == hash(a.f))  # should result in True
+print(hash(m1) == hash(m2))  # should result in True
+print(hash(m1) != hash(a.g))  # should result in True
+
+# bound method hashing with different objects
+a2 = A()
+m2 = a2.f
+print(hash(m1) == hash(a2.f))  # should result in False
