Move slug creator spec

spec/adamantium/unit/slug_creator_spec.rb

@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+RSpec.describe Adamantium::SlugCreator do
+  describe "#call" do
+    subject { described_class.new }
+    let(:checker) { ->(_input) { false } }
+    let(:uuid_regex) { /^[0-9a-fA-F]{8}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{4}\b-[0-9a-fA-F]{12}$/ }
+
+    it "creates a slugified string" do
+      expect(subject.call(text: "my string", checker: checker)).to eq "my-string"
+    end
+
+    it "can handle no input" do
+      expect(subject.call(text: nil, checker: checker)).to match(uuid_regex)
+    end
+
+    it "adds a number to the end of the slug if the checker finds an existing slug" do
+      text = "my-existing-slug"
+      checker = ->(input) { true if input == text }
+      expect(subject.call(text: text, checker: checker)).to eq "my-existing-slug-1"
+    end
+  end
+end