Add /reopen command

test/models/command/reopen_test.rb

@@ -0,0 +1,42 @@
+require "test_helper"
+
+class Command::ReopenTest < ActionDispatch::IntegrationTest
+  include CommandTestHelper
+
+  setup do
+    Current.session = sessions(:david)
+    @card = cards(:text)
+    @card.close(user: users(:david))
+  end
+
+  test "reopen card on perma" do
+    assert_changes -> { @card.reload.open? }, from: false, to: true do
+      execute_command "/reopen", context_url: collection_card_url(@card.collection, @card)
+    end
+
+    assert_nil @card.closed_by
+  end
+
+  test "reopen cards on cards' index page" do
+    cards = cards(:logo, :text, :layout)
+    cards.each { |card| card.close }
+
+    execute_command "/reopen", context_url: collection_cards_url(@card.collection, indexed_by: "closed")
+
+    assert cards.map(&:reload).all?(&:open?)
+  end
+
+  test "undo reopen" do
+    cards = cards(:logo, :text, :layout)
+    cards.each { |card| card.close(user: users(:david)) }
+
+    command = parse_command "/reopen", context_url: collection_cards_url(@card.collection, indexed_by: "closed")
+    command.execute
+
+    assert cards.map(&:reload).all?(&:open?)
+
+    command.undo
+
+    assert cards.map(&:reload).all?(&:closed?)
+  end
+end