diff --git a/tests/test_reports_related_postings.py b/tests/test_reports_related_postings.py
index e1b953c..6c0fe20 100644
--- a/tests/test_reports_related_postings.py
+++ b/tests/test_reports_related_postings.py
@@ -248,50 +248,31 @@ def test_meta_values_many_types():
 
 @pytest.mark.parametrize('count', range(3))
 def test_all_meta_links_zero(count):
-    postings = (
-        testutil.Posting('Income:Donations', -n, testkey=str(n))
-        for n in range(count)
-    )
-    related = core.RelatedPostings(
-        post._replace(meta=data.Metadata(post.meta))
-        for post in postings
-    )
+    related = core.RelatedPostings(testutil.Posting(
+        'Income:Donations', -n, testkey=str(n), _meta_type=data.Metadata,
+    ) for n in range(count))
     assert next(related.all_meta_links('approval'), None) is None
 
 def test_all_meta_links_singletons():
-    postings = (
-        testutil.Posting('Income:Donations', -10, statement=value)
-        for value in itertools.chain(
-            testutil.NON_LINK_METADATA_STRINGS,
-            testutil.LINK_METADATA_STRINGS,
-            testutil.NON_STRING_METADATA_VALUES,
-        ))
-    related = core.RelatedPostings(
-        post._replace(meta=data.Metadata(post.meta))
-        for post in postings
-    )
+    related = core.RelatedPostings(testutil.Posting(
+        'Income:Donations', -10, statement=value, _meta_type=data.Metadata,
+    ) for value in itertools.chain(
+        testutil.NON_LINK_METADATA_STRINGS,
+        testutil.LINK_METADATA_STRINGS,
+        testutil.NON_STRING_METADATA_VALUES,
+    ))
     assert set(related.all_meta_links('statement')) == testutil.LINK_METADATA_STRINGS
 
 def test_all_meta_links_multiples():
-    postings = (
-        testutil.Posting('Income:Donations', -10, approval=' '.join(value))
-        for value in itertools.permutations(testutil.LINK_METADATA_STRINGS, 2)
-    )
-    related = core.RelatedPostings(
-        post._replace(meta=data.Metadata(post.meta))
-        for post in postings
-    )
+    related = core.RelatedPostings(testutil.Posting(
+        'Income:Donations', -10, approval=' '.join(value), _meta_type=data.Metadata,
+    ) for value in itertools.permutations(testutil.LINK_METADATA_STRINGS, 2))
     assert set(related.all_meta_links('approval')) == testutil.LINK_METADATA_STRINGS
 
 def test_all_meta_links_preserves_order():
-    postings = (
-        testutil.Posting('Income:Donations', -10, approval=c)
-        for c in '121323'
-    )
-    related = core.RelatedPostings(
-        post._replace(meta=data.Metadata(post.meta))
-        for post in postings
-    )
+    related = core.RelatedPostings(testutil.Posting(
+        'Income:Donations', -10, approval=c, _meta_type=data.Metadata,
+    ) for c in '121323')
     assert list(related.all_meta_links('approval')) == list('123')
 
 def test_group_by_meta_zero():
diff --git a/tests/testutil.py b/tests/testutil.py
index f904934..a18ef20 100644
--- a/tests/testutil.py
+++ b/tests/testutil.py
@@ -116,12 +116,14 @@ def Cost(number, currency='USD', date=FY_MID_DATE, label=None):
 
 def Posting(account, number,
             currency='USD', cost=None, price=None, flag=None,
-            type_=bc_data.Posting, **meta):
+            _post_type=bc_data.Posting, _meta_type=None, **meta):
     if cost is not None:
         cost = Cost(*cost)
     if not meta:
         meta = None
-    return type_(
+    elif _meta_type:
+        meta = _meta_type(meta)
+    return _post_type(
         account,
         Amount(number, currency),
         cost,