Drop the Interface#can_be_renamed? method

src/lib/y2network/interface.rb

@@ -123,15 +123,6 @@ def rename(new_name, mechanism)
       @renaming_mechanism = mechanism
     end
 
-    # Determines whether the interface can be renamed
-    #
-    # An interface can be renamed if it has a MAC address or a Bus ID.
-    #
-    # @return [Boolean]
-    def can_be_renamed?
-      hardware && !(hardware.mac.nil? && hardware.busid.nil?)
-    end
-
   private
 
     def system_config(name)

src/lib/y2network/virtual_interface.rb

@@ -31,14 +31,5 @@ class VirtualInterface < Interface
     def self.from_connection(name, conn)
       new(name, type: conn.type)
     end
-
-    # Determines whether the interface can be renamed
-    #
-    # A virtual interface can always be renamed.
-    #
-    # @return [Boolean]
-    def can_be_renamed?
-      true
-    end
   end
 end

test/y2network/interface_test.rb

@@ -54,36 +54,4 @@
       expect(interface.drivers).to eq([driver])
     end
   end
-
-  describe "#can_be_renamed?" do
-    let(:mac) { nil }
-    let(:busid) { nil }
-    let(:hwinfo) { instance_double(Y2Network::Hwinfo, mac: mac, busid: busid) }
-
-    before do
-      allow(interface).to receive(:hardware).and_return(hwinfo)
-    end
-
-    context "when no MAC or Bus ID information is available" do
-      it "returns false" do
-        expect(interface.can_be_renamed?).to eq(false)
-      end
-    end
-
-    context "when the MAC address is present" do
-      let(:mac) { "01:23:45:67:89:ab" }
-
-      it "returns true" do
-        expect(interface.can_be_renamed?).to eq(true)
-      end
-    end
-
-    context "when the Bus ID is present" do
-      let(:busid) { "0000:08:00.0" }
-
-      it "returns true" do
-        expect(interface.can_be_renamed?).to eq(true)
-      end
-    end
-  end
 end

test/y2network/virtual_interface_test.rb

@@ -22,10 +22,4 @@
 
 describe Y2Network::VirtualInterface do
   subject(:interface) { described_class.new("br0") }
-
-  describe "#can_be_renamed?" do
-    it "returns true" do
-      expect(interface.can_be_renamed?).to eq(true)
-    end
-  end
 end

test/y2network/widgets/udev_rules_test.rb

@@ -27,9 +27,7 @@
 describe Y2Network::Widgets::UdevRules do
   subject { described_class.new(builder) }
 
-  let(:builder) do
-    instance_double(Y2Network::InterfaceConfigBuilder, interface: double(can_be_renamed?: true))
-  end
+  let(:builder) { instance_double(Y2Network::InterfaceConfigBuilder) }
 
   before do
     allow(Yast::LanItems).to receive(:current_udev_name).and_return("hell666")