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require 'helper'
class TestLiquidExtensions < JekyllUnitTest
context "looking up a variable in a Liquid context" do
class SayHi < Liquid::Tag
include Jekyll::LiquidExtensions
def initialize(tag_name, markup, tokens)
@markup = markup.strip
end
def render(context)
"hi #{lookup_variable(context, @markup)}"
end
end
Liquid::Template.register_tag('say_hi', SayHi)
setup do
@template = Liquid::Template.parse("{% say_hi page.name %}") # Parses and compiles the template
end
should "extract the var properly" do
assert_equal @template.render({'page' => {'name' => 'tobi'}}), 'hi tobi'
end
should "return the variable name if the value isn't there" do
assert_equal @template.render({'page' => {'title' => 'tobi'}}), 'hi page.name'
end
end
end
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