1 files changed, 107 insertions, 0 deletions
diff --git a/spec/arel/engines/sql/unit/relations/insert_spec.rb b/spec/arel/engines/sql/unit/relations/insert_spec.rb
new file mode 100644
index 0000000000..29a5e0bf42
--- /dev/null
+++ b/spec/arel/engines/sql/unit/relations/insert_spec.rb
@@ -0,0 +1,107 @@
+require File.join(File.dirname(__FILE__), '..', '..', '..', '..', '..', 'spec_helper')
+
+module Arel
+  describe Insert do
+    before do
+      @relation = Table.new(:users)
+    end
+
+    describe '#to_sql' do
+      it 'manufactures sql inserting data when given multiple rows' do
+        pending 'it should insert multiple rows' do
+          @insertion = Insert.new(@relation, [@relation[:name] => "nick", @relation[:name] => "bryan"])
+
+          @insertion.to_sql.should be_like("
+            INSERT
+            INTO `users`
+            (`name`) VALUES ('nick'), ('bryan')
+          ")
+        end
+      end
+
+      it 'manufactures sql inserting data when given multiple values' do
+        @insertion = Insert.new(@relation, @relation[:id] => "1", @relation[:name] => "nick")
+
+        adapter_is :mysql do
+          @insertion.to_sql.should be_like(%Q{
+            INSERT
+            INTO `users`
+            (`id`, `name`) VALUES (1, 'nick')
+          })
+        end
+
+        adapter_is :sqlite3 do
+          @insertion.to_sql.should be_like(%Q{
+            INSERT
+            INTO "users"
+            ("id", "name") VALUES (1, 'nick')
+          })
+        end
+
+        adapter_is :postgresql do
+          @insertion.to_sql.should be_like(%Q{
+            INSERT
+            INTO "users"
+            ("id", "name") VALUES (1, E'nick')
+          })
+        end
+      end
+
+      describe 'when given values whose types correspond to the types of the attributes' do
+        before do
+          @insertion = Insert.new(@relation, @relation[:name] => "nick")
+        end
+
+        it 'manufactures sql inserting data' do
+          adapter_is :mysql do
+            @insertion.to_sql.should be_like(%Q{
+              INSERT
+              INTO `users`
+              (`name`) VALUES ('nick')
+            })
+          end
+
+          adapter_is :sqlite3 do
+            @insertion.to_sql.should be_like(%Q{
+              INSERT
+              INTO "users"
+              ("name") VALUES ('nick')
+            })
+          end
+
+          adapter_is :postgresql do
+            @insertion.to_sql.should be_like(%Q{
+              INSERT
+              INTO "users"
+              ("name") VALUES (E'nick')
+            })
+          end
+        end
+      end
+
+      describe 'when given values whose types differ from from the types of the attributes' do
+        before do
+          @insertion = Insert.new(@relation, @relation[:id] => '1-asdf')
+        end
+
+        it 'manufactures sql inserting data' do
+          adapter_is :mysql do
+            @insertion.to_sql.should be_like(%Q{
+              INSERT
+              INTO `users`
+              (`id`) VALUES (1)
+            })
+          end
+
+          adapter_is_not :mysql do
+            @insertion.to_sql.should be_like(%Q{
+              INSERT
+              INTO "users"
+              ("id") VALUES (1)
+            })
+          end
+        end
+      end
+    end
+  end
+end