Fix test failure on Windows

When this test was run on Windows, the database file would still be in
use, and `File.unlink` would fail. This would cause the temp directory to
be unable to be removed, and error out. By disconnecting the connection
when finished, we can avoid this error.

1 files changed, 10 insertions, 6 deletions

diff --git a/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb b/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb
index 887dcfc96c..9b675b804b 100644
--- a/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb
+++ b/activerecord/test/cases/adapters/sqlite3/sqlite3_create_folder_test.rb
@@ -6,13 +6,17 @@ module ActiveRecord
     class SQLite3CreateFolder < ActiveRecord::SQLite3TestCase
       def test_sqlite_creates_directory
         Dir.mktmpdir do |dir|
-          dir = Pathname.new(dir)
-          @conn = Base.sqlite3_connection :database => dir.join("db/foo.sqlite3"),
-                               :adapter => 'sqlite3',
-                               :timeout => 100
+          begin
+            dir = Pathname.new(dir)
+            @conn = Base.sqlite3_connection :database => dir.join("db/foo.sqlite3"),
+                                 :adapter => 'sqlite3',
+                                 :timeout => 100
 
-          assert Dir.exist? dir.join('db')
-          assert File.exist? dir.join('db/foo.sqlite3')
+            assert Dir.exist? dir.join('db')
+            assert File.exist? dir.join('db/foo.sqlite3')
+          ensure
+            @conn.disconnect! if @conn
+          end
         end
       end
     end