service: Convert autoyast storage section

service/lib/agama/autoyast/storage_reader.rb

@@ -34,20 +34,12 @@ def initialize(profile)
         @profile = profile
       end
 
-      # @return [Hash] Agama "storage" section
+      # @return [Hash] Agama "legacyAutoyastStorage" section
       def read
         drives = profile.fetch_as_array("partitioning")
-        return {} if drives.nil?
+        return {} if drives.empty?
 
-        # TODO: rely on AutoinstProfile classes
-        devices = drives.each_with_object([]) do |d, all|
-          next unless d["device"]
-
-          all << d["device"]
-        end
-        return {} if devices.empty?
-
-        { "storage" => { "bootDevice" => devices.first } }
+        { "legacyAutoyastStorage" => drives }
       end
     end
   end

service/test/agama/autoyast/storage_reader_test.rb

@@ -51,10 +51,17 @@
       end
     end
 
+    context "when there are no drives" do
+      let(:profile) { { "partitioning" => [] } }
+
+      it "returns an empty hash" do
+        expect(subject.read).to be_empty
+      end
+    end
+
     context "when there is a list of drives" do
-      it "uses the first 'device' key as 'bootDevice'" do
-        boot_device = subject.read.dig("storage", "bootDevice")
-        expect(boot_device).to eq("/dev/vda")
+      it "returns the list as 'legacyAutoyastStorage'" do
+        expect(subject.read["legacyAutoyastStorage"]).to eq(profile["partitioning"])
       end
     end
   end