require 'helper' module Arel module Nodes describe 'equality' do # FIXME: backwards compat describe 'backwards compat' do describe 'operator' do it 'returns :==' do attr = Table.new(:users)[:id] left = attr.eq(10) left.operator.must_equal :== end end describe 'operand1' do it "should equal left" do attr = Table.new(:users)[:id] left = attr.eq(10) left.left.must_equal left.operand1 end end describe 'operand2' do it "should equal right" do attr = Table.new(:users)[:id] left = attr.eq(10) left.right.must_equal left.operand2 end end describe 'to_sql' do it 'takes an engine' do engine = FakeRecord::Base.new engine.connection.extend Module.new { attr_accessor :quote_count def quote(*args) @quote_count += 1; super; end def quote_column_name(*args) @quote_count += 1; super; end def quote_table_name(*args) @quote_count += 1; super; end } engine.connection.quote_count = 0 attr = Table.new(:users)[:id] test = attr.eq(10) test.to_sql engine engine.connection.quote_count.must_equal 2 end end end describe 'or' do it 'makes an OR node' do attr = Table.new(:users)[:id] left = attr.eq(10) right = attr.eq(11) node = left.or right node.expr.left.must_equal left node.expr.right.must_equal right end end describe 'and' do it 'makes and AND node' do attr = Table.new(:users)[:id] left = attr.eq(10) right = attr.eq(11) node = left.and right node.left.must_equal left node.right.must_equal right end end it 'is equal with equal ivars' do array = [Equality.new('foo', 'bar'), Equality.new('foo', 'bar')] assert_equal 1, array.uniq.size end it 'is not equal with different ivars' do array = [Equality.new('foo', 'bar'), Equality.new('foo', 'baz')] assert_equal 2, array.uniq.size end end end end