1 files changed, 22 insertions, 0 deletions
diff --git a/activerecord/test/cases/invalid_connection_test.rb b/activerecord/test/cases/invalid_connection_test.rb
new file mode 100644
index 0000000000..8416c81f45
--- /dev/null
+++ b/activerecord/test/cases/invalid_connection_test.rb
@@ -0,0 +1,22 @@
+require "cases/helper"
+
+class TestAdapterWithInvalidConnection < ActiveRecord::TestCase
+  self.use_transactional_fixtures = false
+
+  class Bird < ActiveRecord::Base
+  end
+
+  def setup
+    # Can't just use current adapter; sqlite3 will create a database
+    # file on the fly.
+    Bird.establish_connection adapter: 'mysql', database: 'i_do_not_exist'
+  end
+
+  teardown do
+    Bird.remove_connection
+  end
+
+  test "inspect on Model class does not raise" do
+    assert_equal "#{Bird.name} (call '#{Bird.name}.connection' to establish a connection)", Bird.inspect
+  end
+end