diff --git a/tests/test_data_balance_of.py b/tests/test_data_balance_of.py
index 4d6e3084ebb99ebc5835ce387548a35f1cd288e1..91e63b7d68780c7cefe7986c57531eda5a93452f 100644
--- a/tests/test_data_balance_of.py
+++ b/tests/test_data_balance_of.py
@@ -34,23 +34,6 @@ def payable_payment_txn():
         ('Assets:Checking', -5),
     ])
 
-@pytest.fixture
-def none_posting_txn():
-    return testutil.Transaction(postings=[
-        ('Income:Donations', -30),
-        ('Expenses:BankingFees', 3),
-        ('Assets:Checking', None),
-    ])
-
-@pytest.fixture
-def multipost_one_none_txn():
-    return testutil.Transaction(postings=[
-        ('Liabilities:Payable:Accounts', 50),
-        ('Assets:Checking', -50),
-        ('Expenses:BankingFees', 5),
-        ('Assets:Checking', None),
-    ])
-
 def balance_under(txn, *accts):
     pred = methodcaller('is_under', *accts)
     return data.balance_of(txn, pred)
@@ -82,25 +65,3 @@ def test_multiarg_balance_of():
 
 def test_balance_of_multipost_txn(payable_payment_txn):
     assert data.balance_of(payable_payment_txn, is_cash_eq) == -55
-
-def test_balance_of_none_posting(none_posting_txn):
-    assert data.balance_of(none_posting_txn, is_cash_eq) is None
-
-def test_balance_of_none_posting_with_default(none_posting_txn):
-    expected = Decimal('Infinity')
-    assert expected == data.balance_of(
-        none_posting_txn, is_cash_eq, default=expected,
-    )
-
-def test_balance_of_other_side_of_none_posting(none_posting_txn):
-    assert balance_under(none_posting_txn, 'Income') == -30
-    assert balance_under(none_posting_txn, 'Expenses') == 3
-
-def test_balance_of_multi_postings_one_none(multipost_one_none_txn):
-    assert data.balance_of(multipost_one_none_txn, is_cash_eq) is None
-
-def test_balance_of_multi_postings_one_none(multipost_one_none_txn):
-    expected = Decimal('Infinity')
-    assert expected == data.balance_of(
-        multipost_one_none_txn, is_cash_eq, default=expected,
-    )