From 6ef98ad444631b1d5ba67bb16aaaa2afdfa53ae0 Mon Sep 17 00:00:00 2001
From: erdgeist <erdgeist@erdgeist.org>
Date: Thu, 23 Jul 2026 04:12:39 +0200
Subject: Witness asset destruction, naming every node it strips

---
 test/models/asset_destroy_test.rb | 51 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100644 test/models/asset_destroy_test.rb

(limited to 'test/models')

diff --git a/test/models/asset_destroy_test.rb b/test/models/asset_destroy_test.rb
new file mode 100644
index 00000000..5583f685
--- /dev/null
+++ b/test/models/asset_destroy_test.rb
@@ -0,0 +1,51 @@
+require "test_helper"
+
+class AssetDestroyTest < ActiveSupport::TestCase
+  def setup
+    @user  = users(:quentin)
+    @asset = Asset.create!(:name => "Doomed asset",
+                            :upload_file_name => "doomed.png",
+                            :upload_content_type => "image/png")
+  end
+
+  test "destroying an attached asset logs nodes and asset as participants" do
+    node = Node.root.children.create!(:slug => "asset_destroy_attached")
+    node.attach_asset!(@asset, :user => @user)
+
+    @asset.destroy_witnessed!(:user => @user)
+
+    action = NodeAction.where(:action => "asset_destroy").last
+    subjects = action.action_participants.map { |p| [p.subject_type, p.subject_id] }
+    assert_includes subjects, ["Asset", @asset.id]
+    assert_includes subjects, ["Node", node.id]
+    assert_equal [node.unique_name], action.metadata["detached_from"]
+  end
+
+  test "records which nodes lost their headline" do
+    node = Node.root.children.create!(:slug => "asset_destroy_headline")
+    node.attach_asset!(@asset, :user => @user, :headline => true)
+
+    @asset.destroy_witnessed!(:user => @user)
+
+    action = NodeAction.where(:action => "asset_destroy").last
+    assert_equal [node.unique_name], action.metadata["headline_removed_from"]
+  end
+
+  test "an unattached asset is still witnessed" do
+    @asset.destroy_witnessed!(:user => @user)
+
+    action = NodeAction.where(:action => "asset_destroy").last
+    assert_equal [["Asset", @asset.id]],
+                 action.action_participants.map { |p| [p.subject_type, p.subject_id] }
+    assert_nil action.node_id
+  end
+
+  test "the entry outlives the asset" do
+    @asset.destroy_witnessed!(:user => @user)
+    action = NodeAction.where(:action => "asset_destroy").last
+
+    assert_not Asset.exists?(@asset.id)
+    assert_equal "Doomed asset", action.metadata["asset_name"]
+    assert_nil action.action_participants.first.subject
+  end
+end
-- 
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