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Added additional test to verify case when a DML returning statement returns 

multiple rows during one execute but in the subsequent execute it returns no
rows.
This commit is contained in:
Anthony Tuininga 2018-05-04 21:35:37 -06:00
parent 721f32eb43
commit 355d7f34aa
1 changed files with 19 additions and 3 deletions
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22
test/DMLReturning.py
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@ -158,10 +158,11 @@ class TestDMLReturning(BaseTestCase):
def testUpdateMultipleRowsExecuteMany(self): def testUpdateMultipleRowsExecuteMany(self):
"test update multiple rows with DML returning (executeMany)" "test update multiple rows with DML returning (executeMany)"
data = [(i, "The initial value of string %d" % i) \
for i in range(1, 11)]
self.cursor.execute("truncate table TestTempTable") self.cursor.execute("truncate table TestTempTable")
for i in range(1, 11): self.cursor.executemany("insert into TestTempTable values (:1, :2)",
self.cursor.execute("insert into TestTempTable values (:1, :2)", data)
(i, "The initial value of string %d" % i))
intVar = self.cursor.var(cx_Oracle.NUMBER, arraysize = 3) intVar = self.cursor.var(cx_Oracle.NUMBER, arraysize = 3)
strVar = self.cursor.var(str, arraysize = 3) strVar = self.cursor.var(str, arraysize = 3)
self.cursor.setinputsizes(None, intVar, strVar) self.cursor.setinputsizes(None, intVar, strVar)
@ -238,3 +239,18 @@ class TestDMLReturning(BaseTestCase):
results.append(intVar.values) results.append(intVar.values)
self.assertEqual(results, [ [1, 2, 3, 4], [5, 6, 7], [8, 9] ]) self.assertEqual(results, [ [1, 2, 3, 4], [5, 6, 7], [8, 9] ])
def testDeleteReturningNoRowsAfterManyRows(self):
"test delete returning no rows after initially returning many rows"
data = [(i, "Test String %d" % i) for i in range(1, 11)]
self.cursor.execute("truncate table TestTempTable")
self.cursor.executemany("insert into TestTempTable values (:1, :2)",
data)
intVar = self.cursor.var(int)
self.cursor.execute("""
delete from TestTempTable
where IntCol < :1
returning IntCol into :2""", [5, intVar])
self.assertEqual(intVar.values, [1, 2, 3, 4])
self.cursor.execute(None, [4, intVar])
self.assertEqual(intVar.values, [])