Contents

require 'spec_helper'

describe 'Veritas::Relation#each' do
  subject { object.each { |tuple| yields << tuple } }

  let(:klass)  { Relation                                   }
  let(:header) { Relation::Header.new([ [ :id, Integer ] ]) }
  let(:body)   { [ [ 1 ], [ 2 ], [ 2 ] ].each               }  # use an Enumerator
  let(:object) { klass.new(header, body)                    }
  let(:yields) { []                                         }

  before do
    object.should be_instance_of(klass)
  end

  it_should_behave_like 'a command method'

  it 'yields each tuple' do
    expect { subject }.to change { yields.dup }.
      from([]).
      to([ [ 1 ], [ 2 ] ])
  end
end

describe 'Veritas::Relation' do
  subject { object.new(header, body) }

  let(:header) { [ [ :id, Integer ] ] }
  let(:body)   { [ [ 1 ] ].each       }
  let(:object) { Relation             }

  before do
    subject.should be_instance_of(object)
  end

  it { should be_kind_of(Enumerable) }

  it 'case matches Enumerable' do
    (Enumerable === subject).should be(true)
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
veritas-0.0.2	spec/unit/veritas/relation/each_spec.rb