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-rw-r--r--activerecord/test/support/schema_dumping_helper.rb11
1 files changed, 11 insertions, 0 deletions
diff --git a/activerecord/test/support/schema_dumping_helper.rb b/activerecord/test/support/schema_dumping_helper.rb
new file mode 100644
index 0000000000..2ae8d299e5
--- /dev/null
+++ b/activerecord/test/support/schema_dumping_helper.rb
@@ -0,0 +1,11 @@
+module SchemaDumpingHelper
+ def dump_table_schema(table, connection = ActiveRecord::Base.connection)
+ old_ignore_tables = ActiveRecord::SchemaDumper.ignore_tables
+ ActiveRecord::SchemaDumper.ignore_tables = connection.tables - [table]
+ stream = StringIO.new
+ ActiveRecord::SchemaDumper.dump(ActiveRecord::Base.connection, stream)
+ stream.string
+ ensure
+ ActiveRecord::SchemaDumper.ignore_tables = old_ignore_tables
+ end
+end