Add support for unique id generation. Tests for Live::Element.

lib/live/element.rb

@@ -4,13 +4,18 @@
 # Copyright, 2021-2024, by Samuel Williams.
 
 require 'json'
+require 'securerandom'
 
 module Live
 	# Represents a single dynamic content area on the page.
 	class Element
+		def self.unique_id
+			SecureRandom.uuid
+		end
+
 		# @parameter id [String] The unique identifier within the page.
 		# @parameter data [Hash] The data associated with the element, typically stored as `data-` attributes.
-		def initialize(id, **data)
+		def initialize(id = Element.unique_id, **data)
 			@id = id
 			@data = data
 			@data[:class] ||= self.class.name
@@ -21,6 +26,9 @@ def initialize(id, **data)
 		# The unique id within the bound page.
 		attr :id
 
+		# The data associated with the element.
+		attr :data
+
 		# Generate a JavaScript string which forwards the specified event to the server.
 		# @parameter details [Hash] The details associated with the forwarded event.
 		def forward_event(details = nil)

test/live/element.rb

@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+# Released under the MIT License.
+# Copyright, 2024, by Samuel Williams.
+
+require 'live/element'
+
+describe Live::Element do
+	it "can generate a unique id" do
+		expect(Live::Element.unique_id).to be_a(String)
+
+		ids = 10.times.map do
+			Live::Element.unique_id
+		end
+
+		expect(ids.uniq.size).to be == ids.size
+	end
+
+	it "can be initialized with an id and data" do
+		element = subject.new("test", name: "Test")
+
+		expect(element.id).to be == "test"
+		expect(element.data[:name]).to be == "Test"
+	end
+
+	it "can be initialized with a default class" do
+		element = subject.new
+
+		expect(element.id).to be_a(String)
+		expect(element.data[:class]).to be == "Live::Element"
+	end
+end

test/live/website.rb

@@ -1,3 +1,8 @@
+# frozen_string_literal: true
+
+# Released under the MIT License.
+# Copyright, 2024, by Samuel Williams.
+
 require 'sus/fixtures/async/http/server_context'
 require 'sus/fixtures/async/webdriver/session_context'