Add Satyr Enchanter

lib/magic/cards/satyr_enchanter.rb

@@ -0,0 +1,26 @@
+module Magic
+  module Cards
+    SatyrEnchanter = Creature("Satyr Enchanter") do
+      cost generic: 1, green: 1, white: 1
+      power 2
+      toughness 2
+      creature_type "Satyr Druid"
+
+      class SpellCastTrigger < TriggeredAbility
+        def should_perform?
+          you? && event.type?("Enchantment")
+        end
+
+        def call
+          actor.trigger_effect(:draw_cards, source: actor)
+        end
+      end
+
+      def event_handlers
+        {
+          Events::SpellCast => SpellCastTrigger
+        }
+      end
+    end
+  end
+end

spec/cards/satyr_enchanter_spec.rb

@@ -0,0 +1,21 @@
+require 'spec_helper'
+
+RSpec.describe Magic::Cards::SatyrEnchanter do
+  include_context "two player game"
+
+  subject! { ResolvePermanent("Satyr Enchanter", owner: p1) }
+
+  context "when enchantment is cast" do
+    let(:doubling_season) { Card("Doubling Season") }
+
+    it "draws a card" do
+      p1.add_mana(green: 5)
+      expect(p1).to receive(:draw!)
+      p1.cast(card: doubling_season) do
+        _1.pay_mana(green: 1, generic: { green: 4 })
+      end
+
+      game.tick!
+    end
+  end
+end