From efca6aebb79c1f59f95e73d2d8ee67834ba0a4d5 Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Sat, 7 Jan 2023 21:50:41 +0100
Subject: [PATCH] Add absolute_image to account for custom registry

---
 lib/mrsk/configuration.rb  |  4 ++++
 test/configuration_test.rb | 16 ++++++++++++++++
 2 files changed, 20 insertions(+)
 create mode 100644 test/configuration_test.rb

diff --git a/lib/mrsk/configuration.rb b/lib/mrsk/configuration.rb
index 002e20e1..18be37fb 100644
--- a/lib/mrsk/configuration.rb
+++ b/lib/mrsk/configuration.rb
@@ -24,6 +24,10 @@ class Mrsk::Configuration
     @version ||= ENV["VERSION"] || `git rev-parse HEAD`.strip
   end
 
+  def absolute_image
+    [ config.registry["server"], image ].compact.join("/")
+  end
+
   def image_with_version
     "#{image}:#{version}"
   end
diff --git a/test/configuration_test.rb b/test/configuration_test.rb
new file mode 100644
index 00000000..7a5c4162
--- /dev/null
+++ b/test/configuration_test.rb
@@ -0,0 +1,16 @@
+require "test_helper"
+require "mrsk/configuration"
+
+class ConfigurationTest < ActiveSupport::TestCase
+  setup do
+    @config = { service: "app", image: "dhh/app", registry: { "username" => "dhh", "password" => "secret" } }
+  end
+
+  test "absolute image" do
+    configuration = Mrsk::Configuration.new(@config)
+    assert_equal "dhh/app", configuration.absolute_image
+
+    configuration = Mrsk::Configuration.new(@config.tap { |c| c[:registry].merge!({ "server" => "ghcr.io" }) })
+    assert_equal "ghcr.io/dhh/app", configuration.absolute_image
+  end
+end