Add a Hwinfo#present? method

src/lib/y2network/hwinfo.rb

@@ -19,6 +19,7 @@
 
 require "yast"
 require "y2network/driver"
+require "y2network/udev_rule"
 
 module Y2Network
   class HardwareWrapper
@@ -171,7 +172,8 @@ def initialize(hwinfo = {})
       { name: "wl_enc_modes", default: nil },
       { name: "wl_channels", default: nil },
       { name: "wl_bitrates", default: nil },
-      { name: "dev_port", default: nil }
+      { name: "dev_port", default: nil },
+      { name: "type", default: nil }
     ].each do |hwinfo_item|
       define_method hwinfo_item[:name].downcase do
         @hwinfo ? @hwinfo.fetch(hwinfo_item[:name], hwinfo_item[:default]) : hwinfo_item[:default]
@@ -214,6 +216,17 @@ def drivers
       modules.map { |m| Driver.new(*m) }
     end
 
+    # Determines whether the hardware is available (plugged)
+    #
+    # If the hardware layer was able to get its type, it consider the hardware to be connected. Bear
+    # in mind that it is not possible to just rely in #exists? because it could include some info
+    # from udev rules.
+    #
+    # @return [Boolean]
+    def present?
+      !!type
+    end
+
     # Determines whether two objects are equivalent
     #
     # Ignores any element having a nil value.

test/y2network/hwinfo_test.rb

@@ -149,4 +149,22 @@
         .to eq(described_class.new("dev_name" => "eth0"))
     end
   end
+
+  describe "#present?" do
+    context "when the hardware was detected" do
+      subject(:hwinfo) { described_class.new("type" => "eth") }
+
+      it "returns true" do
+        expect(hwinfo).to be_present
+      end
+    end
+
+    context "when the hardware was not detected" do
+      subject(:hwinfo) { described_class.new({}) }
+
+      it "returns false" do
+        expect(hwinfo).to_not be_present
+      end
+    end
+  end
 end