added precision directive test

rounding/bug_reports/dir-commodity-precision-2.test

@@ -0,0 +1,17 @@
+D 10.00 EUR
+commodity EUR
+  precision 2
+  default
+
+2014-01-01 Opening balance
+ Assets:Investments     10 AAA @ 10.1234 EUR
+ Assets:Investments     10 BBB @ 10.5692 EUR
+ Equity:Opening balance
+
+
+test -V bal
+          206.92 EUR  Assets:Investments
+         -206.92 EUR  Equity:Opening balance
+--------------------
+                   0
+end test

rounding/bug_reports/dir-commodity-precision-3.test

@@ -0,0 +1,20 @@
+D $1000.00
+commodity $
+ precision 2
+ default
+ 
+2014-06-15 Test 1
+    Liabilities:Payable           €-19.86 @ $1.3869
+    Expenses
+
+2014-06-16 Test 2
+    Liabilities:Payable           €-19.86 @ $1.3869
+    Expenses
+
+
+test -V bal
+              $55.08  Expenses
+             $-55.08  Liabilities:Payable
+--------------------
+                   0
+end test

rounding/bug_reports/dir-commodity-precision.test

@@ -0,0 +1,19 @@
+D 1000.00 EUR
+commodity EUR
+  precision 2
+  default
+
+2012-01-01 *
+   A                        1 AAA @@ 10.00 EUR
+   A                        1 BBB @@ 20.00 EUR
+   C
+
+P 2012-07-01 AAA 10.123 EUR
+P 2012-07-01 BBB 20.123 EUR 
+
+test -V bal
+           30.24 EUR  A
+          -30.00 EUR  C
+--------------------
+            0.24 EUR
+end test