3 files changed, 33 insertions, 1 deletions
diff --git a/test/sql/test_compiler.py b/test/sql/test_compiler.py
index 1be76c696..917c7d89d 100644
--- a/test/sql/test_compiler.py
+++ b/test/sql/test_compiler.py
@@ -962,6 +962,15 @@ class SelectTest(fixtures.TestBase, AssertsCompiledSQL):
         )
 
 
+    def test_where_empty(self):
+        self.assert_compile(
+            select([table1.c.myid]).where(and_()),
+            "SELECT mytable.myid FROM mytable"
+        )
+        self.assert_compile(
+            select([table1.c.myid]).where(or_()),
+            "SELECT mytable.myid FROM mytable"
+        )
 
     def test_multiple_col_binds(self):
         self.assert_compile(
diff --git a/test/sql/test_delete.py b/test/sql/test_delete.py
index b56731515..64173bb00 100644
--- a/test/sql/test_delete.py
+++ b/test/sql/test_delete.py
@@ -1,6 +1,6 @@
 #! coding:utf-8
 
-from sqlalchemy import Column, Integer, String, Table, delete, select
+from sqlalchemy import Column, Integer, String, Table, delete, select, and_, or_
 from sqlalchemy.dialects import mysql
 from sqlalchemy.testing import AssertsCompiledSQL, fixtures
 
@@ -39,6 +39,18 @@ class DeleteTest(_DeleteTestBase, fixtures.TablesTest, AssertsCompiledSQL):
             'WHERE mytable.myid = :myid_1 '
             'AND mytable.name = :name_1')
 
+    def test_where_empty(self):
+        table1 = self.tables.mytable
+
+        self.assert_compile(
+            table1.delete().where(and_()),
+            "DELETE FROM mytable"
+        )
+        self.assert_compile(
+            table1.delete().where(or_()),
+            "DELETE FROM mytable"
+        )
+
     def test_prefix_with(self):
         table1 = self.tables.mytable
 
diff --git a/test/sql/test_update.py b/test/sql/test_update.py
index 829739bcc..a08d5f672 100644
--- a/test/sql/test_update.py
+++ b/test/sql/test_update.py
@@ -177,6 +177,17 @@ class UpdateTest(_UpdateFromTestBase, fixtures.TablesTest, AssertsCompiledSQL):
                 'mytable.myid = hoho(:hoho_1) AND '
                 'mytable.name = :param_2 || mytable.name || :param_3')
 
+    def test_where_empty(self):
+        table1 = self.tables.mytable
+        self.assert_compile(
+            table1.update().where(and_()),
+            "UPDATE mytable SET myid=:myid, name=:name, description=:description"
+        )
+        self.assert_compile(
+            table1.update().where(or_()),
+            "UPDATE mytable SET myid=:myid, name=:name, description=:description"
+        )
+
     def test_prefix_with(self):
         table1 = self.tables.mytable