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require "cases/migration/helper"
module ActiveRecord
class Migration
class TableTest < ActiveRecord::TestCase
class MockConnection < MiniTest::Mock
def native_database_types
{
:string => 'varchar(255)',
:integer => 'integer',
}
end
def type_to_sql(type, limit, precision, scale)
native_database_types[type]
end
end
def setup
@connection = MockConnection.new
end
def teardown
assert @connection.verify
end
def with_change_table
yield ConnectionAdapters::Table.new(:delete_me, @connection)
end
def test_references_column_type_adds_id
with_change_table do |t|
@connection.expect :add_reference, nil, [:delete_me, :customer, {}]
t.references :customer
end
end
def test_remove_references_column_type_removes_id
with_change_table do |t|
@connection.expect :remove_reference, nil, [:delete_me, :customer, {}]
t.remove_references :customer
end
end
def test_add_belongs_to_works_like_add_references
with_change_table do |t|
@connection.expect :add_reference, nil, [:delete_me, :customer, {}]
t.belongs_to :customer
end
end
def test_remove_belongs_to_works_like_remove_references
with_change_table do |t|
@connection.expect :remove_reference, nil, [:delete_me, :customer, {}]
t.remove_belongs_to :customer
end
end
def test_references_column_type_with_polymorphic_adds_type
with_change_table do |t|
@connection.expect :add_reference, nil, [:delete_me, :taggable, polymorphic: true]
t.references :taggable, polymorphic: true
end
end
def test_remove_references_column_type_with_polymorphic_removes_type
with_change_table do |t|
@connection.expect :remove_reference, nil, [:delete_me, :taggable, polymorphic: true]
t.remove_references :taggable, polymorphic: true
end
end
def test_references_column_type_with_polymorphic_and_options_null_is_false_adds_table_flag
with_change_table do |t|
@connection.expect :add_reference, nil, [:delete_me, :taggable, polymorphic: true, null: false]
t.references :taggable, polymorphic: true, null: false
end
end
def test_remove_references_column_type_with_polymorphic_and_options_null_is_false_removes_table_flag
with_change_table do |t|
@connection.expect :remove_reference, nil, [:delete_me, :taggable, polymorphic: true, null: false]
t.remove_references :taggable, polymorphic: true, null: false
end
end
def test_timestamps_creates_updated_at_and_created_at
with_change_table do |t|
@connection.expect :add_timestamps, nil, [:delete_me]
t.timestamps
end
end
def test_remove_timestamps_creates_updated_at_and_created_at
with_change_table do |t|
@connection.expect :remove_timestamps, nil, [:delete_me]
t.remove_timestamps
end
end
def string_column
@connection.native_database_types[:string]
end
def integer_column
@connection.native_database_types[:integer]
end
def test_integer_creates_integer_column
with_change_table do |t|
@connection.expect :add_column, nil, [:delete_me, :foo, integer_column, {}]
@connection.expect :add_column, nil, [:delete_me, :bar, integer_column, {}]
t.integer :foo, :bar
end
end
def test_string_creates_string_column
with_change_table do |t|
@connection.expect :add_column, nil, [:delete_me, :foo, string_column, {}]
@connection.expect :add_column, nil, [:delete_me, :bar, string_column, {}]
t.string :foo, :bar
end
end
def test_column_creates_column
with_change_table do |t|
@connection.expect :add_column, nil, [:delete_me, :bar, :integer, {}]
t.column :bar, :integer
end
end
def test_column_creates_column_with_options
with_change_table do |t|
@connection.expect :add_column, nil, [:delete_me, :bar, :integer, {:null => false}]
t.column :bar, :integer, :null => false
end
end
def test_index_creates_index
with_change_table do |t|
@connection.expect :add_index, nil, [:delete_me, :bar, {}]
t.index :bar
end
end
def test_index_creates_index_with_options
with_change_table do |t|
@connection.expect :add_index, nil, [:delete_me, :bar, {:unique => true}]
t.index :bar, :unique => true
end
end
def test_index_exists
with_change_table do |t|
@connection.expect :index_exists?, nil, [:delete_me, :bar, {}]
t.index_exists?(:bar)
end
end
def test_index_exists_with_options
with_change_table do |t|
@connection.expect :index_exists?, nil, [:delete_me, :bar, {:unique => true}]
t.index_exists?(:bar, :unique => true)
end
end
def test_rename_index_renames_index
with_change_table do |t|
@connection.expect :rename_index, nil, [:delete_me, :bar, :baz]
t.rename_index :bar, :baz
end
end
def test_change_changes_column
with_change_table do |t|
@connection.expect :change_column, nil, [:delete_me, :bar, :string, {}]
t.change :bar, :string
end
end
def test_change_changes_column_with_options
with_change_table do |t|
@connection.expect :change_column, nil, [:delete_me, :bar, :string, {:null => true}]
t.change :bar, :string, :null => true
end
end
def test_change_default_changes_column
with_change_table do |t|
@connection.expect :change_column_default, nil, [:delete_me, :bar, :string]
t.change_default :bar, :string
end
end
def test_remove_drops_single_column
with_change_table do |t|
@connection.expect :remove_column, nil, [:delete_me, :bar]
t.remove :bar
end
end
def test_remove_drops_multiple_columns
with_change_table do |t|
@connection.expect :remove_column, nil, [:delete_me, :bar, :baz]
t.remove :bar, :baz
end
end
def test_remove_index_removes_index_with_options
with_change_table do |t|
@connection.expect :remove_index, nil, [:delete_me, {:unique => true}]
t.remove_index :unique => true
end
end
def test_rename_renames_column
with_change_table do |t|
@connection.expect :rename_column, nil, [:delete_me, :bar, :baz]
t.rename :bar, :baz
end
end
end
end
end
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