Contents

# frozen_string_literal: true

RSpec.describe MetalArchives::Collection do
  it 'iterates' do
    l = lambda do
      @i ||= 0

      next [] if @i >= 100
      items = (@i .. (@i + 9)).to_a
      @i += 10

      items
    end

    c = MetalArchives::Collection.new l

    i = 0
    c.each do |item|
      expect(item).to eq i
      i += 1
    end
  end

  it 'returns' do
    l = lambda do
      @i ||= 0

      raise StandardError if @i >= 100
      items = (@i .. (@i + 9)).to_a
      @i += 10

      items
    end

    c = MetalArchives::Collection.new l

    i = 0
    c.each do |item|
      break if i == 99
      expect(item).to eq i
      i += 1
    end

    expect(i).to eq 99
  end

  describe 'empty?' do
    it 'is not empty' do
      l = lambda do
        @i ||= 0

        next [] if @i >= 100
        items = (@i .. (@i + 9)).to_a
        @i += 10

        items
      end

      c = MetalArchives::Collection.new l

      i = 0

      expect(c).not_to be_empty
    end

    it 'is empty' do
      c = MetalArchives::Collection.new -> { [] }

      expect(c).to be_empty
    end
  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
metal_archives-2.2.0	spec/utils/collection_spec.rb
metal_archives-2.1.1	spec/utils/collection_spec.rb
metal_archives-2.1.0	spec/utils/collection_spec.rb
metal_archives-2.0.2	spec/utils/collection_spec.rb
metal_archives-2.0.1	spec/utils/collection_spec.rb
metal_archives-2.0.0	spec/utils/collection_spec.rb
metal_archives-1.0.0	spec/utils/collection_spec.rb