require 'spec_helper'

describe BBCoder::Tag do

  context "#meta_valid?" do
    context "with match_meta" do
      before do
        @tag = BBCoder::Tag.new("img", :match_meta => /^.*(png|bmp|jpg|gif)$/)
      end

      it "should return false when tag meta is invalid" do
        @tag.meta_valid?("image.exe", false).should == false
      end

      it "should return true when tag meta is valid" do
        @tag.meta_valid?("image.png", false).should == true
      end

      it "should return true when tag meta is nil" do
        @tag.meta_valid?(nil, false).should == true
      end
    end

    context "with match" do
      before do
        @tag = BBCoder::Tag.new("img", :match => /^.*(png|bmp|jpg|gif)$/)
      end

      it "should return false when tag meta is invalid" do
        @tag.meta_valid?("image.exe", false).should == false
      end

      it "should return true when tag meta is valid" do
        @tag.meta_valid?("image.png", false).should == true
      end

      it "should return true when tag meta is nil" do
        @tag.meta_valid?(nil, false).should == true
      end
    end
  end # #meta_valid?

  context "#content_valid?" do
    context "with match_content" do
      before do
        @tag = BBCoder::Tag.new("strong", :match_content => /^.*(png|bmp|jpg|gif)$/)
        @singular_tag = BBCoder::Tag.new("strong", :match_content => /^.*(png|bmp|jpg|gif)$/, :singular => true)
      end

      it "should return false when tag content is invalid" do
        @tag.content_valid?("image.exe", false).should == false
      end

      it "should return true when tag content is valid" do
        @tag.content_valid?("image.png", false).should == true
      end

      it "should return false if content is nil" do
        @tag.content_valid?(nil, false).should == false
      end

      it "should return true when tag content is nil and tag is singular" do
        @singular_tag.content_valid?(nil, true).should == true
      end
    end

    context "with match" do
      before do
        @tag = BBCoder::Tag.new("strong", :match => /^.*(png|bmp|jpg|gif)$/)
        @singular_tag = BBCoder::Tag.new("strong", :match => /^.*(png|bmp|jpg|gif)$/, :singular => true)
      end

      it "should return false when tag content is invalid" do
        @tag.content_valid?("image.exe", false).should == false
      end

      it "should return true when tag content is valid" do
        @tag.content_valid?("image.png", false).should == true
      end

      it "should return false if content is nil" do
        @tag.content_valid?(nil, false).should == false
      end

      it "should return true when tag content is nil and tag is singular" do
        @singular_tag.content_valid?(nil, true).should == true
      end
    end
  end # #content_valid?



  #
  # Test our depth logic and verify we are binding the variable:
  # TODO
  #
  context "with depths" do
    before do
      @depth = BBCoder::Tag.new("strong", :block => proc { "<strong>depth: #{depth} - #{content}</strong>" })
    end

    it "should allow blocks to use depth as a binded variable" do
      @depth.to_html(0, nil, "test", false).should == "<strong>depth: 0 - test</strong>"
    end
  end # context "with depths"
end