Add support for assertItemsEqual

Author: jck

tests/fixtures/self_assert/assertItemsEqual_in.py

@@ -0,0 +1,11 @@
+# required-method: assertItemsEqual
+
+class TestItemsEqual(TestCase):
+    def test_simple(self):
+        self.assertItemsEqual(a, b)
+
+    def test_simple_msg(self):
+        self.assertItemsEqual(a, b, msg="This is wrong!")
+
+    def test_simple_msg2(self):
+        self.assertItemsEqual(a, b, "This is wrong!")

tests/fixtures/self_assert/assertItemsEqual_out.py

@@ -0,0 +1,11 @@
+# required-method: assertItemsEqual
+
+class TestItemsEqual(TestCase):
+    def test_simple(self):
+        assert sorted(a) == sorted(b)
+
+    def test_simple_msg(self):
+        assert sorted(a) == sorted(b), "This is wrong!"
+
+    def test_simple_msg2(self):
+        assert sorted(a) == sorted(b), "This is wrong!"

unittest2pytest/fixes/fix_self_assert.py

@@ -278,8 +278,7 @@ def get_import_nodes(node):
     'assertSequenceEqual':  SequenceEqual,
 
     'assertDictContainsSubset': partial(DualOp, 'dict(\2, **\1) == \2'),
-    # :todo:
-    #'assertItemsEqual': '', # unordered sequence specific comparison.
+    'assertItemsEqual':         partial(DualOp, 'sorted(\1) == sorted(\2)'),
 
     'assertAlmostEqual':    partial(AlmostOp, "==", "<"),
     'assertNotAlmostEqual': partial(AlmostOp, "!=", ">"),