Merge pull request #150 from basecamp/remove-accessory-image

Remove accessory images using tags rather than labels

test/cli/accessory_test.rb

@@ -126,7 +126,7 @@ class CliAccessoryTest < CliTestCase
   end
 
   test "remove_image" do
-    assert_match "docker image prune --all --force --filter label=service=app-mysql", run_command("remove_image", "mysql")
+    assert_match "docker image rm --force mysql", run_command("remove_image", "mysql")
   end
 
   test "remove_service_directory" do

test/cli/main_test.rb

@@ -235,12 +235,12 @@ class CliMainTest < CliTestCase
 
       assert_match /docker container stop app-mysql/, output
       assert_match /docker container prune --force --filter label=service=app-mysql/, output
-      assert_match /docker image prune --all --force --filter label=service=app-mysql/, output
+      assert_match /docker image rm --force mysql/, output
       assert_match /rm -rf app-mysql/, output
 
       assert_match /docker container stop app-redis/, output
       assert_match /docker container prune --force --filter label=service=app-redis/, output
-      assert_match /docker image prune --all --force --filter label=service=app-redis/, output
+      assert_match /docker image rm --force redis/, output
       assert_match /rm -rf app-redis/, output
 
       assert_match /docker logout/, output

test/commands/accessory_test.rb

@@ -137,7 +137,7 @@ class CommandsAccessoryTest < ActiveSupport::TestCase
 
   test "remove image" do
     assert_equal \
-      "docker image prune --all --force --filter label=service=app-mysql",
+      "docker image rm --force private.registry/mysql:8.0",
       @mysql.remove_image.join(" ")
   end
 end