Contents

require "spec_helper"

describe Mongoid::Matchers::Exists do

  describe "#matches?" do

    context "when checking for existence" do

      context "when the value exists" do

        let(:matcher) do
          described_class.new("Test")
        end

        it "returns true" do
          matcher.matches?("$exists" => true).should be_true
        end
      end

      context "when the value does not exist" do

        let(:matcher) do
          described_class.new(nil)
        end

        it "returns false" do
          matcher.matches?("$exists" => true).should be_false
        end
      end
    end

    context "when checking for nonexistence" do

      context "when the value exists" do

        let(:matcher) do
          described_class.new("Test")
        end

        it "returns false" do
          matcher.matches?("$exists" => false).should be_false
        end
      end

      context "when the value does not exist" do

        let(:matcher) do
          described_class.new(nil)
        end

        it "returns true" do
          matcher.matches?("$exists" => false).should be_true
        end
      end
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
mongoid-3.1.7	spec/mongoid/matchers/exists_spec.rb
mongoid-3.1.6	spec/mongoid/matchers/exists_spec.rb
mongoid-3.1.5	spec/mongoid/matchers/exists_spec.rb