require 'spec_helper' describe Geoblacklight::MetadataTransformer::Base do describe '.new' do it 'raises an error for empty XML' do expect { described_class.new(nil) }.to raise_error Geoblacklight::MetadataTransformer::EmptyMetadataError end end context 'with metadata types without XSL Stylesheets' do let(:metadata) { instance_double(GeoCombine::Metadata) } subject { described_class.new(metadata) } describe '#transform' do before do allow(metadata).to receive(:to_html).and_raise(NoMethodError, 'undefined method `to_html\'') end it 'raises a transform error' do expect { subject.transform }.to raise_error Geoblacklight::MetadataTransformer::TransformError, /undefined method `to_html'/ end end end context 'with metadata types with XSL Stylesheets but invalid HTML' do let(:metadata) { instance_double(GeoCombine::Metadata) } subject { described_class.new(metadata) } describe '#transform' do before do allow(metadata).to receive(:to_html).and_return('') end it 'raises a transform error' do expect { subject.transform }.to raise_error Geoblacklight::MetadataTransformer::TransformError, 'Failed to extract the child elements from the transformed metadata' end end end end