Contents

require "spec_helper"
require "pricecut"

describe Pricecut::MarkdownVisitor do
  describe "#initialize" do
    it "initializes the output" do
      described_class.new.output.should_not be_nil
    end
  end

  describe "#visit" do
    let(:node) { parse "<test><strong>Test</strong></test>" }

    describe "with supported element" do
      before do
        # Define the element class so that
        # it is supported.
        # Maps to a <test> element.
        module Pricecut
          module Elements
            class Test < Element
              def output!
                p "?? "; yield_children; p " ??"
              end
            end
          end
        end
      end

      it "writes the output of the element to output" do
        subject.visit(node)

        subject.output.should eq("?? **Test** ??")
      end
    end

    describe "with unsupported element" do
      before do
        # Remove Test from the supported elements
        Pricecut::Elements.send(:remove_const, "Test")
      end
      it "skips the unsupported element" do
        subject.visit(node)

        subject.output.should eq("**Test**")
      end
    end
  end

  describe "#append_output" do
    it "appends text to the output" do
      subject.append_output("Output")

      subject.output.should eq("Output")
    end
  end

  describe "#visit_children" do
    before do
      class Node
        attr_reader :visited

        def accept(visitor)
          @visited = true
        end

        def children
          @children ||= (1..3).map { Node.new }
        end
      end
    end

    let(:node) { Node.new }

    it "visits the children of the node" do
      subject.visit_children(node)

      node.children.all?(&:visited).should be_true
    end
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
pricecut-0.0.2	spec/pricecut/markdown_visitor_spec.rb