Add method to loop through all the storage roots when seeding.

lib/audit/moab_to_catalog.rb

@@ -33,4 +33,13 @@ def self.seed_catalog(storage_dir)
     end
     results
   end
+
+  # Shameless green. In order to run several seed "jobs" in parallel, we would have to refactor.
+  def seed_from_disk
+    results = []
+    Settings.moab.storage_roots.each do |storage_root|
+      results << self.class.seed_catalog("#{storage_root[1]}/#{Settings.moab.storage_trunk}")
+    end
+    results.flatten
+  end
 end

spec/lib/audit/moab_to_catalog_spec.rb

@@ -8,6 +8,28 @@
     PreservationPolicy.seed_from_config
   end
 
+  describe "#seed_from_disk" do
+    let(:m2c) { described_class.new }
+
+    it 'calls seed_catalog once per storage root' do
+      expect(described_class).to receive(:seed_catalog).exactly(Settings.moab.storage_roots.count).times
+      m2c.seed_from_disk
+    end
+
+    it 'calls seed_catalog with the right arguments' do
+      Settings.moab.storage_roots.each do |storage_root|
+        expect(described_class).to receive(:seed_catalog).with("#{storage_root[1]}/#{Settings.moab.storage_trunk}")
+      end
+      m2c.seed_from_disk
+    end
+
+    it 'returns the right type and number of results' do
+      seed_results = m2c.seed_from_disk
+      expect(seed_results).to be_an_instance_of Array
+      expect(seed_results.size).to eq(5)
+    end
+  end
+
   describe ".check_existence" do
     let(:subject) { described_class.check_existence(storage_dir, true) }