revert accidental test_array.py changes

they weren't meant to be in this branch

tests/columns/test_array.py

@@ -11,7 +11,7 @@
     Timestamptz,
 )
 from piccolo.table import Table
-from tests.base import engines_only, engines_skip, sqlite_only
+from tests.base import engines_only, sqlite_only
 
 
 class MyTable(Table):
@@ -40,6 +40,7 @@ def setUp(self):
     def tearDown(self):
         MyTable.alter().drop_table().run_sync()
 
+    @engines_only("postgres", "sqlite")
     def test_storage(self):
         """
         Make sure data can be stored and retrieved.
@@ -53,7 +54,7 @@ def test_storage(self):
         assert row is not None
         self.assertEqual(row.value, [1, 2, 3])
 
-    @engines_skip("sqlite")
+    @engines_only("postgres")
     def test_index(self):
         """
         Indexes should allow individual array elements to be queried.
@@ -67,7 +68,7 @@ def test_index(self):
             MyTable.select(MyTable.value[0]).first().run_sync(), {"value": 1}
         )
 
-    @engines_skip("sqlite")
+    @engines_only("postgres")
     def test_all(self):
         """
         Make sure rows can be retrieved where all items in an array match a
@@ -94,7 +95,7 @@ def test_all(self):
             None,
         )
 
-    @engines_skip("sqlite")
+    @engines_only("postgres")
     def test_any(self):
         """
         Make sure rows can be retrieved where any items in an array match a
@@ -121,7 +122,7 @@ def test_any(self):
             None,
         )
 
-    @engines_skip("sqlite")
+    @engines_only("postgres")
     def test_cat(self):
         """
         Make sure values can be appended to an array.
@@ -136,8 +137,7 @@ def test_cat(self):
         ).run_sync()
 
         self.assertEqual(
-            MyTable.select(MyTable.value).run_sync(),
-            [{"value": [1, 1, 1, 2]}],
+            MyTable.select().run_sync(), [{"id": 1, "value": [1, 1, 1, 2]}]
         )
 
         # Try plus symbol
@@ -147,8 +147,7 @@ def test_cat(self):
         ).run_sync()
 
         self.assertEqual(
-            MyTable.select(MyTable.value).run_sync(),
-            [{"value": [1, 1, 1, 2, 3]}],
+            MyTable.select().run_sync(), [{"id": 1, "value": [1, 1, 1, 2, 3]}]
         )
 
         # Make sure non-list values work
@@ -158,8 +157,8 @@ def test_cat(self):
         ).run_sync()
 
         self.assertEqual(
-            MyTable.select(MyTable.value).run_sync(),
-            [{"value": [1, 1, 1, 2, 3, 4]}],
+            MyTable.select().run_sync(),
+            [{"id": 1, "value": [1, 1, 1, 2, 3, 4]}],
         )
 
     @sqlite_only