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require 'helper'
require 'arel/visitors/bind_visitor'
module Arel
module Visitors
class TestBindVisitor < MiniTest::Unit::TestCase
def test_visitor_yields_on_binds
visitor = Class.new(Arel::Visitors::Visitor) {
def initialize omg
end
include Arel::Visitors::BindVisitor
}.new nil
bp = Nodes::BindParam.new 'omg'
called = false
visitor.accept(bp) { called = true }
assert called
end
def test_visitor_only_yields_on_binds
visitor = Class.new(Arel::Visitors::Visitor) {
def initialize omg
end
include Arel::Visitors::BindVisitor
}.new(nil)
bp = Arel.sql 'omg'
called = false
assert_raises(TypeError) {
visitor.accept(bp) { called = true }
}
refute called
end
end
end
end
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