Class: DataMapper::Adapters::Sqlite3Adapter

Inherits:
DataObjectsAdapter show all
Defined in:
lib/database_cleaner/data_mapper/truncation.rb

Instance Method Summary collapse

Methods inherited from DataObjectsAdapter

#truncate_tables

Instance Method Details

#disable_referential_integrity ⇒ Object

this is a no-op copied from activerecord i didn’t find out if/how this is possible activerecord also doesn’t do more here



70
71
72
 
# File 'lib/database_cleaner/data_mapper/truncation.rb', line 70

def disable_referential_integrity
  yield
end

#storage_names(repository = :default) ⇒ Object

taken from github.com/godfat/dm-mapping/tree/master



49
50
51
52
53
54
55
56
57
58
 
# File 'lib/database_cleaner/data_mapper/truncation.rb', line 49

def storage_names(repository = :default)
  # activerecord-2.1.0/lib/active_record/connection_adapters/sqlite_adapter.rb: 177
  sql = <<-SQL
    SELECT name
    FROM sqlite_master
    WHERE type = 'table' AND NOT name = 'sqlite_sequence'
  SQL
  # activerecord-2.1.0/lib/active_record/connection_adapters/sqlite_adapter.rb: 181
  select(sql)
end

#truncate_table(table_name) ⇒ Object 



60
61
62
63
64
65
 
# File 'lib/database_cleaner/data_mapper/truncation.rb', line 60

def truncate_table(table_name)
  execute("DELETE FROM #{quote_name(table_name)};")
  if uses_sequence?
    execute("DELETE FROM sqlite_sequence where name = '#{table_name}';")
  end
end