Remove existing migration when using 'rails generate model' with --force [#5526 state:committed]

Signed-off-by: José Valim <jose.valim@gmail.com>

1 files changed, 9 insertions, 0 deletions

diff --git a/railties/test/generators/model_generator_test.rb b/railties/test/generators/model_generator_test.rb
index f4a9a152c9..52e08cf2dd 100644
--- a/railties/test/generators/model_generator_test.rb
+++ b/railties/test/generators/model_generator_test.rb
@@ -165,6 +165,15 @@ class ModelGeneratorTest < Rails::Generators::TestCase
     assert_no_migration "db/migrate/create_accounts.rb"
   end
 
+  def test_existing_migration_is_removed_on_force
+    run_generator
+    old_migration = Dir["#{destination_root}/db/migrate/*_create_accounts.rb"].first
+    error = capture(:stderr) { run_generator ["Account", "--force"] }
+    assert_no_match /Another migration is already named create_foos/, error
+    assert_no_file old_migration
+    assert_migration 'db/migrate/create_accounts.rb'
+  end
+
   def test_invokes_default_test_framework
     run_generator
     assert_file "test/unit/account_test.rb", /class AccountTest < ActiveSupport::TestCase/