# frozen_string_literal: true

describe Rake::Funnel::ExecutionError do
  its(:to_s) { should == described_class.to_s }

  context 'with command' do
    subject { described_class.new('command') }

    its(:command) { should == 'command' }
    its(:exit_code) { should be_nil }
    its(:output) { should be_nil }
    its(:description) { should be_nil }
    its(:to_s) { should =~ /^Error executing:\ncommand/ }

    context 'and exit code' do
      subject { described_class.new('command', 127) }

      its(:command) { should == 'command' }
      its(:exit_code) { should == 127 }
      its(:output) { should be_nil }
      its(:description) { should be_nil }
      its(:to_s) { should =~ /^Error executing:\ncommand/ }
      its(:to_s) { should =~ /^Exit code: 127/ }

      context 'and output' do
        subject { described_class.new('command', 127, 'output') }

        its(:command) { should == 'command' }
        its(:exit_code) { should == 127 }
        its(:output) { should == 'output' }
        its(:description) { should be_nil }
        its(:to_s) { should =~ /^Error executing:\ncommand/ }
        its(:to_s) { should =~ /^Exit code: 127/ }
        its(:to_s) { should =~ /^Command output \(last 10 lines\):\noutput/ }

        context 'encoded output' do
          subject { described_class.new('command', 127, 'output äöüß'.encode('CP850')) }

          its(:to_s) { should =~ /^Command output \(last 10 lines\):\noutput/ }
        end

        context 'longer than 10 lines' do
          let(:output) do
            output = []

            11.times.each do |i|
              output << "output #{i}"
            end

            output.join("\n")
          end

          subject { described_class.new(nil, nil, output) }

          it 'should display the last 10 lines of output' do
            expect(subject.to_s).not_to match(/^output 0/)
          end
        end

        context 'and description' do
          subject { described_class.new('command', 127, 'output', 'description') }

          its(:command) { should == 'command' }
          its(:exit_code) { should == 127 }
          its(:output) { should == 'output' }
          its(:description) { should == 'description' }
          its(:to_s) { should =~ /^description/ }
          its(:to_s) { should =~ /^Error executing:\ncommand/ }
          its(:to_s) { should =~ /^Exit code: 127/ }
          its(:to_s) { should =~ /^Command output \(last 10 lines\):\noutput/ }
        end
      end
    end
  end
end