delete manager added

1 files changed, 42 insertions, 0 deletions

diff --git a/spec/arel/delete_manager_spec.rb b/spec/arel/delete_manager_spec.rb
new file mode 100644
index 0000000000..88d4df061a
--- /dev/null
+++ b/spec/arel/delete_manager_spec.rb
@@ -0,0 +1,42 @@
+require 'spec_helper'
+
+module Arel
+  describe 'delete manager' do
+    describe 'new' do
+      it 'takes an engine' do
+        Arel::DeleteManager.new Table.engine
+      end
+    end
+
+    describe 'from' do
+      it 'uses from' do
+        table = Table.new(:users)
+        dm = Arel::DeleteManager.new Table.engine
+        dm.from table
+        dm.to_sql.should be_like %{ DELETE FROM "users" }
+      end
+
+      it 'chains' do
+        table = Table.new(:users)
+        dm = Arel::DeleteManager.new Table.engine
+        check dm.from(table).should == dm
+      end
+    end
+
+    describe 'where' do
+      it 'uses where values' do
+        table = Table.new(:users)
+        dm = Arel::DeleteManager.new Table.engine
+        dm.from table
+        dm.where table[:id].eq(10)
+        dm.to_sql.should be_like %{ DELETE FROM "users" WHERE "users"."id" = 10}
+      end
+
+      it 'chains' do
+        table = Table.new(:users)
+        dm = Arel::DeleteManager.new Table.engine
+        check dm.where(table[:id].eq(10)).should == dm
+      end
+    end
+  end
+end