Revert "Merge pull request #482 from kirs/multiple-insert"

This reverts commit 6d105c7f891a14316eab47dfff3bf1b94f3204e7, reversing
changes made to 437aa3a4bb8ad4f3f4eba299dbb1112852f9c7ac.

This broke Active Record when the values are sql literals

3 files changed, 3 insertions, 22 deletions

diff --git a/test/test_insert_manager.rb b/test/test_insert_manager.rb
index 46549c1ae4..b9ee6f76ac 100644
--- a/test/test_insert_manager.rb
+++ b/test/test_insert_manager.rb
@@ -28,25 +28,6 @@ module Arel
         }
       end
 
-      it 'inserts multiple values' do
-        table = Table.new(:users)
-        manager = Arel::InsertManager.new
-        manager.into table
-
-        manager.columns << table[:id]
-        manager.columns << table[:name]
-
-        manager.values = manager.create_tuple([
-          manager.create_values(%w{ 1 david }),
-          manager.create_values(%w{ 2 kirs }),
-          manager.create_values(["3", Arel.sql('DEFAULT')], []),
-        ])
-
-        manager.to_sql.must_be_like %{
-          INSERT INTO \"users\" (\"id\", \"name\") VALUES ('1', 'david'), ('2', 'kirs'), ('3', DEFAULT)
-        }
-      end
-
       it "inserts false" do
         table = Table.new(:users)
         manager = Arel::InsertManager.new
diff --git a/test/test_table.rb b/test/test_table.rb
index e83d04d2bd..9877d24541 100644
--- a/test/test_table.rb
+++ b/test/test_table.rb
@@ -42,10 +42,10 @@ module Arel
     end
 
     it 'should return an insert manager' do
-      im = @relation.compile_insert '(NULL)'
+      im = @relation.compile_insert 'VALUES(NULL)'
       assert_kind_of Arel::InsertManager, im
       im.into Table.new(:users)
-      assert_equal "INSERT INTO \"users\" VALUES (NULL)", im.to_sql
+      assert_equal "INSERT INTO \"users\" VALUES(NULL)", im.to_sql
     end
 
     describe 'skip' do
diff --git a/test/visitors/test_to_sql.rb b/test/visitors/test_to_sql.rb
index 52f9855545..31279b0ae2 100644
--- a/test/visitors/test_to_sql.rb
+++ b/test/visitors/test_to_sql.rb
@@ -26,7 +26,7 @@ module Arel
         bp = Nodes::BindParam.new
         values = Nodes::Values.new([bp])
         sql = compile values
-        sql.must_be_like '(?)'
+        sql.must_be_like 'VALUES (?)'
       end
 
       it 'can define a dispatch method' do