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# frozen_string_literal: true
require 'test_helper'
class TagTest < Minitest::Test
include Liquid
def test_custom_tags_have_a_default_render_to_output_buffer_method_for_backwards_compatibility
klass1 = Class.new(Tag) do
def render(*)
'hello'
end
end
with_custom_tag('blabla', klass1) do
template = Liquid::Template.parse("{% blabla %}")
assert_equal('hello', template.render)
buf = +''
output = template.render({}, output: buf)
assert_equal('hello', output)
assert_equal('hello', buf)
assert_equal(buf.object_id, output.object_id)
end
klass2 = Class.new(klass1) do
def render(*)
'foo' + super + 'bar'
end
end
with_custom_tag('blabla', klass2) do
template = Liquid::Template.parse("{% blabla %}")
assert_equal('foohellobar', template.render)
buf = +''
output = template.render({}, output: buf)
assert_equal('foohellobar', output)
assert_equal('foohellobar', buf)
assert_equal(buf.object_id, output.object_id)
end
end
end
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