diff --git a/setup.py b/setup.py
index 6ba9183342..e247d186bc 100644
--- a/setup.py
+++ b/setup.py
@@ -124,6 +124,7 @@ setup(name=name,
     use_2to3=True,
     convert_2to3_doctests=[
         'tests/scenario_purchase.rst',
+        'tests/scenario_purchase_empty.rst',
         ],
     tests_require=tests_require,
     )
diff --git a/tests/scenario_purchase_empty.rst b/tests/scenario_purchase_empty.rst
new file mode 100644
index 0000000000..ff1f4023e3
--- /dev/null
+++ b/tests/scenario_purchase_empty.rst
@@ -0,0 +1,62 @@
+=======================
+Purchase Empty Scenario
+=======================
+
+Imports::
+
+    >>> from proteus import Model
+    >>> from trytond.tests.tools import activate_modules
+    >>> from trytond.modules.company.tests.tools import create_company, \
+    ...     get_company
+    >>> from trytond.modules.account.tests.tools import create_fiscalyear, \
+    ...     create_chart
+
+Install purchase::
+
+    >>> config = activate_modules('purchase')
+
+Create company::
+
+    >>> _ = create_company()
+    >>> company = get_company()
+
+Create chart of accounts::
+
+    >>> _ = create_chart(company)
+
+Create parties::
+
+    >>> Party = Model.get('party.party')
+    >>> supplier = Party(name='Supplier')
+    >>> supplier.save()
+
+Create empty purchase::
+
+    >>> Purchase = Model.get('purchase.purchase')
+    >>> purchase = Purchase()
+    >>> purchase.party = supplier
+    >>> purchase.click('quote')
+    >>> purchase.state
+    u'quotation'
+    >>> purchase.untaxed_amount
+    Decimal('0')
+    >>> purchase.tax_amount
+    Decimal('0')
+    >>> purchase.total_amount
+    Decimal('0')
+    >>> purchase.click('confirm')
+    >>> purchase.state
+    u'confirmed'
+    >>> purchase.click('process')
+    >>> purchase.state
+    u'done'
+    >>> purchase.shipment_state
+    u'none'
+    >>> len(purchase.moves)
+    0
+    >>> len(purchase.shipment_returns)
+    0
+    >>> purchase.invoice_state
+    u'none'
+    >>> len(purchase.invoices)
+    0
diff --git a/tests/test_purchase.py b/tests/test_purchase.py
index 1eee37c0aa..e69a2efbcd 100644
--- a/tests/test_purchase.py
+++ b/tests/test_purchase.py
@@ -111,4 +111,8 @@ def suite():
             tearDown=doctest_teardown, encoding='UTF-8',
             optionflags=doctest.REPORT_ONLY_FIRST_FAILURE,
             checker=doctest_checker))
+    suite.addTests(doctest.DocFileSuite('scenario_purchase_empty.rst',
+            tearDown=doctest_teardown, encoding='UTF-8',
+            optionflags=doctest.REPORT_ONLY_FIRST_FAILURE,
+            checker=doctest_checker))
     return suite