Merge pull request #583 from BallAerospace/fix_udp_localhost

Fix casecmp logic

lib/cosmos/interfaces/udp_interface.rb

@@ -42,7 +42,7 @@ def initialize(
       @hostname = ConfigParser.handle_nil(hostname)
       if @hostname
         @hostname = @hostname.to_s
-        @hostname = '127.0.0.1' if @hostname.casecmp('LOCALHOST')
+        @hostname = '127.0.0.1' if @hostname.casecmp('LOCALHOST').zero?
       end
       @write_dest_port = ConfigParser.handle_nil(write_dest_port)
       @write_dest_port = write_dest_port.to_i if @write_dest_port
@@ -51,7 +51,7 @@ def initialize(
       @write_src_port = ConfigParser.handle_nil(write_src_port)
       @write_src_port = @write_src_port.to_i if @write_src_port
       @interface_address = ConfigParser.handle_nil(interface_address)
-      if @interface_address && @interface_address.casecmp('LOCALHOST')
+      if @interface_address && @interface_address.casecmp('LOCALHOST').zero?
         @interface_address = '127.0.0.1'
       end
       @ttl = ttl.to_i
@@ -61,7 +61,7 @@ def initialize(
       @read_timeout = ConfigParser.handle_nil(read_timeout)
       @read_timeout = @read_timeout.to_f if @read_timeout
       @bind_address = ConfigParser.handle_nil(bind_address)
-      if @bind_address && @bind_address.casecmp('LOCALHOST')
+      if @bind_address && @bind_address.casecmp('LOCALHOST').zero?
         @bind_address = '127.0.0.1'
       end
       @write_socket = nil

lib/cosmos/packets/telemetry.rb

@@ -166,7 +166,7 @@ def items(target_name, packet_name)
     # @param packet_name (see #packet) The packet name.  LATEST is supported.
     # @return [Array<PacketItem>] The telemetry item names for the given target and packet name
     def item_names(target_name, packet_name)
-      if LATEST_PACKET_NAME.casecmp(packet_name) == 0
+      if LATEST_PACKET_NAME.casecmp(packet_name).zero?
         target_upcase = target_name.to_s.upcase
         target_latest_data = @config.latest_data[target_upcase]
         raise "Telemetry Target '#{target_upcase}' does not exist" unless target_latest_data

lib/cosmos/tools/tlm_grapher/tabbed_plots_tool/tabbed_plots_config.rb

@@ -428,7 +428,7 @@ def build_packet_to_data_objects_mapping
               # Build the index into the hash of the form "TARGET_NAME PACKET_NAME"
               # Note that + is used to create a new object and then << is used to concatenate
               # to the new object.
-              if packet_name.casecmp(Telemetry::LATEST_PACKET_NAME) == 0
+              if packet_name.casecmp(Telemetry::LATEST_PACKET_NAME).zero?
                 packets = System.telemetry.latest_packets(target_name, data_object.item_name)
                 packets.each do |packet|
                   index = (packet.target_name + ' ') << packet.packet_name

spec/interfaces/udp_interface_spec.rb

@@ -17,7 +17,14 @@ module Cosmos
   describe UdpInterface do
     describe "initialize" do
       it "initializes the instance variables" do
-        i = UdpInterface.new('localhost','8888','8889','8890','127.0.0.1','64','5','5','127.0.0.1')
+        i = UdpInterface.new('localhost','8888','8889','8890','localhost','64','5','5','localhost')
+        expect(i.instance_variable_get("@hostname")).to eql '127.0.0.1'
+        expect(i.instance_variable_get("@interface_address")).to eql '127.0.0.1'
+        expect(i.instance_variable_get("@bind_address")).to eql '127.0.0.1'
+        i = UdpInterface.new('10.10.10.1','8888','8889','8890','10.10.10.2','64','5','5','10.10.10.3')
+        expect(i.instance_variable_get("@hostname")).to eql '10.10.10.1'
+        expect(i.instance_variable_get("@interface_address")).to eql '10.10.10.2'
+        expect(i.instance_variable_get("@bind_address")).to eql '10.10.10.3'
       end
 
       it "is not writeable if no write port given" do
@@ -237,4 +244,3 @@ module Cosmos
     end
   end
 end
-