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require File.join(File.dirname(__FILE__), '..', 'spec_helper')
describe OrderRelation do
before do
@relation1 = TableRelation.new(:foo)
@relation2 = TableRelation.new(:bar)
@attribute1 = @relation1[:id]
@attribute2 = @relation2[:id]
end
describe '==' do
it "obtains if the relation and attributes are identical" do
OrderRelation.new(@relation1, @attribute1, @attribute2).should == OrderRelation.new(@relation1, @attribute1, @attribute2)
OrderRelation.new(@relation1, @attribute1).should_not == OrderRelation.new(@relation2, @attribute1)
OrderRelation.new(@relation1, @attribute1, @attribute2).should_not == OrderRelation.new(@relation1, @attribute2, @attribute1)
end
end
describe '#qualify' do
it "distributes over the relation and attributes" do
OrderRelation.new(@relation1, @attribute1).qualify. \
should == OrderRelation.new(@relation1.qualify, @attribute1.qualify)
end
end
describe '#to_sql' do
it "manufactures sql with an order clause" do
OrderRelation.new(@relation1, @attribute1).to_sql.to_s.should == SelectBuilder.new do
select do
column :foo, :name
column :foo, :id
end
from :foo
order_by do
column :foo, :id
end
end.to_s
end
end
end
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