diff --git a/tests/test_data_account.py b/tests/test_data_account.py
index c7a21b2fe724786bc51f8c0fae963416b76dbc5c..d67bd67fa62974b5898cc67dfa6a58b695ecd85e 100644
--- a/tests/test_data_account.py
+++ b/tests/test_data_account.py
@@ -115,3 +115,93 @@ def test_is_credit_card(acct_name, expected):
 ])
 def test_is_opening_equity(acct_name, expected):
     assert data.Account(acct_name).is_opening_equity() == expected
+
+@pytest.mark.parametrize('acct_name', [
+    'Assets:Cash',
+    'Assets:Receivable:Accounts',
+    'Expenses:Other',
+    'Equity:Funds:Restricted',
+    'Income:Other',
+    'Liabilities:CreditCard',
+    'Liabilities:Payable:Accounts',
+])
+def test_slice_parts_no_args(acct_name):
+    account = data.Account(acct_name)
+    assert account.slice_parts() == acct_name.split(':')
+
+@pytest.mark.parametrize('acct_name', [
+    'Assets:Cash',
+    'Assets:Receivable:Accounts',
+    'Expenses:Other',
+    'Equity:Funds:Restricted',
+    'Income:Other',
+    'Liabilities:CreditCard',
+    'Liabilities:Payable:Accounts',
+])
+def test_slice_parts_index(acct_name):
+    account = data.Account(acct_name)
+    parts = acct_name.split(':')
+    for index, expected in enumerate(parts):
+        assert account.slice_parts(index) == expected
+    with pytest.raises(IndexError):
+        account.slice_parts(index + 1)
+
+@pytest.mark.parametrize('acct_name', [
+    'Assets:Cash',
+    'Assets:Receivable:Accounts',
+    'Expenses:Other',
+    'Equity:Funds:Restricted',
+    'Income:Other',
+    'Liabilities:CreditCard',
+    'Liabilities:Payable:Accounts',
+])
+def test_slice_parts_range(acct_name):
+    account = data.Account(acct_name)
+    parts = acct_name.split(':')
+    for start, stop in zip([0, 0, 1, 1], [2, 3, 2, 3]):
+        assert account.slice_parts(start, stop) == parts[start:stop]
+
+@pytest.mark.parametrize('acct_name', [
+    'Assets:Cash',
+    'Assets:Receivable:Accounts',
+    'Expenses:Other',
+    'Equity:Funds:Restricted',
+    'Income:Other',
+    'Liabilities:CreditCard',
+    'Liabilities:Payable:Accounts',
+])
+def test_slice_parts_slice(acct_name):
+    account = data.Account(acct_name)
+    parts = acct_name.split(':')
+    for start, stop in zip([0, 0, 1, 1], [2, 3, 2, 3]):
+        sl = slice(start, stop)
+        assert account.slice_parts(sl) == parts[start:stop]
+
+@pytest.mark.parametrize('acct_name', [
+    'Assets:Cash',
+    'Assets:Receivable:Accounts',
+    'Expenses:Other',
+    'Equity:Funds:Restricted',
+    'Income:Other',
+    'Liabilities:CreditCard',
+    'Liabilities:Payable:Accounts',
+])
+def test_count_parts(acct_name):
+    account = data.Account(acct_name)
+    assert account.count_parts() == acct_name.count(':') + 1
+
+@pytest.mark.parametrize('acct_name', [
+    'Assets:Cash',
+    'Assets:Receivable:Accounts',
+    'Expenses:Other',
+    'Equity:Funds:Restricted',
+    'Income:Other',
+    'Liabilities:CreditCard',
+    'Liabilities:Payable:Accounts',
+])
+def test_root_part(acct_name):
+    account = data.Account(acct_name)
+    parts = acct_name.split(':')
+    assert account.root_part() == parts[0]
+    assert account.root_part(1) == parts[0]
+    assert account.root_part(2) == ':'.join(parts[:2])