Fix scenario test on Decimal

MySQL returns a Decimal with fixed context

tests/scenario_account_stock_anglo_saxon.rst

@@ -209,11 +209,13 @@ Receive 4 products::
     >>> shipment.state
     u'done'
     >>> stock_supplier.reload()
-    >>> (stock_supplier.debit, stock_supplier.credit)
-    (Decimal('0.00'), Decimal('20.00'))
+    >>> (stock_supplier.debit, stock_supplier.credit) == \
+    ... (Decimal('0.00'), Decimal('20.00'))
+    True
     >>> stock.reload()
-    >>> (stock.debit, stock.credit)
-    (Decimal('20.00'), Decimal('0.00'))
+    >>> (stock.debit, stock.credit) == \
+    ... (Decimal('20.00'), Decimal('0.00'))
+    True
 
 Open supplier invoice::
 
@@ -227,14 +229,17 @@ Open supplier invoice::
     >>> invoice.state
     u'open'
     >>> payable.reload()
-    >>> (payable.debit, payable.credit)
-    (Decimal('0.00'), Decimal('24.00'))
+    >>> (payable.debit, payable.credit) == \
+    ... (Decimal('0.00'), Decimal('24.00'))
+    True
     >>> expense.reload()
-    >>> (expense.debit, expense.credit)
-    (Decimal('24.00'), Decimal('20.00'))
+    >>> (expense.debit, expense.credit) == \
+    ... (Decimal('24.00'), Decimal('20.00'))
+    True
     >>> stock_supplier.reload()
-    >>> (stock_supplier.debit, stock_supplier.credit)
-    (Decimal('20.00'), Decimal('20.00'))
+    >>> (stock_supplier.debit, stock_supplier.credit) == \
+    ... (Decimal('20.00'), Decimal('20.00'))
+    True
 
 Update cost price of product::
 
@@ -278,11 +283,13 @@ Send 2 products::
     >>> shipment.state
     u'done'
     >>> stock_customer.reload()
-    >>> (stock_customer.debit, stock_customer.credit)
-    (Decimal('12.00'), Decimal('0.00'))
+    >>> (stock_customer.debit, stock_customer.credit) == \
+    ... (Decimal('12.00'), Decimal('0.00'))
+    True
     >>> stock.reload()
-    >>> (stock.debit, stock.credit)
-    (Decimal('20.00'), Decimal('12.00'))
+    >>> (stock.debit, stock.credit) == \
+    ... (Decimal('20.00'), Decimal('12.00'))
+    True
 
 Open customer invoice::
 
@@ -292,14 +299,18 @@ Open customer invoice::
     >>> invoice.state
     u'open'
     >>> receivable.reload()
-    >>> (receivable.debit, receivable.credit)
-    (Decimal('20.00'), Decimal('0.00'))
+    >>> (receivable.debit, receivable.credit) == \
+    ... (Decimal('20.00'), Decimal('0.00'))
+    True
     >>> revenue.reload()
-    >>> (revenue.debit, revenue.credit)
-    (Decimal('0.00'), Decimal('20.00'))
+    >>> (revenue.debit, revenue.credit) == \
+    ... (Decimal('0.00'), Decimal('20.00'))
+    True
     >>> stock_customer.reload()
-    >>> (stock_customer.debit, stock_customer.credit)
-    (Decimal('12.00'), Decimal('12.00'))
+    >>> (stock_customer.debit, stock_customer.credit) == \
+    ... (Decimal('12.00'), Decimal('12.00'))
+    True
     >>> cogs.reload()
-    >>> (cogs.debit, cogs.credit)
-    (Decimal('12.00'), Decimal('0.00'))
+    >>> (cogs.debit, cogs.credit) == \
+    ... (Decimal('12.00'), Decimal('0.00'))
+    True