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|
require_relative "spec_helper"
describe "Model#before_create && Model#after_create" do
before do
@c = Class.new(Sequel::Model(:items)) do
columns :x
set_primary_key :x
unrestrict_primary_key
def after_create
DB << "BLAH after"
end
end
DB.reset
end
it "should be called around new record creation" do
@c.send(:define_method, :before_create){DB << "BLAH before"}
@c.create(:x => 2)
DB.sqls.must_equal ['BLAH before', 'INSERT INTO items (x) VALUES (2)', 'SELECT * FROM items WHERE x = 2', 'BLAH after']
end
it ".create should cancel the save and raise an error if before_create calls cancel_action and raise_on_save_failure is true" do
@c.send(:define_method, :before_create){cancel_action 'not good'}
proc{@c.create(:x => 2)}.must_raise(Sequel::HookFailed, 'not good')
DB.sqls.must_equal []
@c.load(:id => 2233).save
end
it ".create should cancel the save and return nil if before_create calls cancel_action and raise_on_save_failure is false" do
@c.send(:define_method, :before_create){cancel_action}
@c.raise_on_save_failure = false
@c.create(:x => 2).must_be_nil
DB.sqls.must_equal []
end
end
describe "Model#before_update && Model#after_update" do
before do
@c = Class.new(Sequel::Model(:items)) do
columns :id, :x
def after_update
DB << "BLAH after"
end
end
DB.reset
end
it "should be called around record update" do
@c.send(:define_method, :before_update){DB << "BLAH before"}
m = @c.load(:id => 2233, :x=>123)
m.save
DB.sqls.must_equal ['BLAH before', 'UPDATE items SET x = 123 WHERE (id = 2233)', 'BLAH after']
end
it "#save should cancel the save and raise an error if before_update calls cancel_action and raise_on_save_failure is true" do
@c.send(:define_method, :before_update){cancel_action}
proc{@c.load(:id => 2233).save}.must_raise(Sequel::HookFailed)
DB.sqls.must_equal []
end
it "#save should cancel the save and return nil if before_update calls cancel_action and raise_on_save_failure is false" do
@c.send(:define_method, :before_update){cancel_action}
@c.raise_on_save_failure = false
@c.load(:id => 2233).save.must_be_nil
DB.sqls.must_equal []
end
end
describe "Model#before_save && Model#after_save" do
before do
@c = Class.new(Sequel::Model(:items)) do
columns :x
def after_save
DB << "BLAH after"
end
end
DB.reset
end
it "should be called around record update" do
@c.send(:define_method, :before_save){DB << "BLAH before"}
m = @c.load(:id => 2233, :x=>123)
m.save
DB.sqls.must_equal ['BLAH before', 'UPDATE items SET x = 123 WHERE (id = 2233)', 'BLAH after']
end
it "should be called around record creation" do
@c.send(:define_method, :before_save){DB << "BLAH before"}
@c.set_primary_key :x
@c.unrestrict_primary_key
@c.create(:x => 2)
DB.sqls.must_equal ['BLAH before', 'INSERT INTO items (x) VALUES (2)', 'SELECT * FROM items WHERE x = 2', 'BLAH after']
end
it "#save should cancel the save and raise an error if before_save calls cancel_action and raise_on_failure option is true" do
@c.send(:define_method, :before_save){cancel_action}
@c.raise_on_save_failure = false
proc{@c.load(:id => 2233).save(:raise_on_failure => true)}.must_raise(Sequel::HookFailed)
DB.sqls.must_equal []
end
it "#save should cancel the save and return nil if before_save calls cancel_action and raise_on_save_failure is false" do
@c.send(:define_method, :before_save){cancel_action}
@c.raise_on_save_failure = false
@c.load(:id => 2233).save.must_be_nil
DB.sqls.must_equal []
end
it "#save should have a raised exception reference the model instance" do
@c.send(:define_method, :before_save){cancel_action}
proc{@c.create(:x => 2233)}.must_raise(Sequel::HookFailed){|e| e.model.must_equal @c.load(:x=>2233)}
DB.sqls.must_equal []
end
end
describe "Model#before_destroy && Model#after_destroy" do
before do
@c = Class.new(Sequel::Model(:items)) do
def after_destroy
DB << "BLAH after"
end
end
DB.reset
end
it "should be called around record destruction" do
@c.send(:define_method, :before_destroy){DB << "BLAH before"}
m = @c.load(:id => 2233)
m.destroy
DB.sqls.must_equal ['BLAH before', 'DELETE FROM items WHERE id = 2233', 'BLAH after']
end
it "#destroy should cancel the destroy and raise an error if before_destroy calls cancel_action and raise_on_save_failure is true" do
@c.send(:define_method, :before_destroy){cancel_action; true}
proc{@c.load(:id => 2233).destroy}.must_raise(Sequel::HookFailed)
DB.sqls.must_equal []
end
it "#destroy should cancel the destroy and return nil if before_destroy calls cancel_action and raise_on_save_failure is false" do
@c.send(:define_method, :before_destroy){cancel_action; true}
@c.raise_on_save_failure = false
@c.load(:id => 2233).destroy.must_be_nil
DB.sqls.must_equal []
end
end
describe "Model#before_validation && Model#after_validation" do
before do
@c = Class.new(Sequel::Model(:items)) do
columns :id
def after_validation
DB << "BLAH after"
end
def validate
errors.add(:id, 'not valid') unless id == 2233
end
end
DB.reset
end
it "should be called around validation" do
@c.send(:define_method, :before_validation){DB << "BLAH before"}
m = @c.load(:id => 2233)
m.must_be :valid?
DB.sqls.must_equal ['BLAH before', 'BLAH after']
m = @c.load(:id => 22)
m.wont_be :valid?
DB.sqls.must_equal ['BLAH before', 'BLAH after']
end
it "should be called when calling save" do
@c.send(:define_method, :before_validation){DB << "BLAH before"}
m = @c.load(:id => 2233, :x=>123)
m.save.must_equal m
DB.sqls.must_equal ['BLAH before', 'BLAH after', 'UPDATE items SET x = 123 WHERE (id = 2233)']
m = @c.load(:id => 22)
m.raise_on_save_failure = false
m.save.must_be_nil
DB.sqls.must_equal ['BLAH before', 'BLAH after']
end
it "#save should cancel the save and raise an error if before_validation calls cancel_action and raise_on_save_failure is true" do
@c.send(:define_method, :before_validation){cancel_action}
proc{@c.load(:id => 2233).save}.must_raise(Sequel::HookFailed)
DB.sqls.must_equal []
end
it "#save should cancel the save and return nil if before_validation calls cancel_action and raise_on_save_failure is false" do
@c.send(:define_method, :before_validation){cancel_action}
@c.raise_on_save_failure = false
@c.load(:id => 2233).save.must_be_nil
DB.sqls.must_equal []
end
it "#valid? should return false if before_validation calls cancel_action" do
@c.send(:define_method, :before_validation){cancel_action}
@c.load(:id => 2233).valid?.must_equal false
end
end
describe "Model around filters" do
before do
@c = Class.new(Sequel::Model(:items)) do
columns :id, :x
end
DB.reset
end
it "around_create should be called around new record creation" do
@c.class_eval do
def around_create
DB << 'ac_before'
super
DB << 'ac_after'
end
end
@c.create(:x => 2)
DB.sqls.must_equal ['ac_before', 'INSERT INTO items (x) VALUES (2)', "SELECT * FROM items WHERE id = 10", 'ac_after']
end
it "around_delete should be called around record destruction" do
@c.class_eval do
def around_destroy
DB << 'ad_before'
super
DB << 'ad_after'
end
end
@c.load(:id=>1, :x => 2).destroy
DB.sqls.must_equal ['ad_before', 'DELETE FROM items WHERE id = 1', 'ad_after']
end
it "around_update should be called around updating existing records" do
@c.class_eval do
def around_update
DB << 'au_before'
super
DB << 'au_after'
end
end
@c.load(:id=>1, :x => 2).save
DB.sqls.must_equal ['au_before', 'UPDATE items SET x = 2 WHERE (id = 1)', 'au_after']
end
it "around_save should be called around saving both new and existing records, around either after_create and after_update" do
@c.class_eval do
def around_update
DB << 'au_before'
super
DB << 'au_after'
end
def around_create
DB << 'ac_before'
super
DB << 'ac_after'
end
def around_save
DB << 'as_before'
super
DB << 'as_after'
end
end
@c.create(:x => 2)
DB.sqls.must_equal ['as_before', 'ac_before', 'INSERT INTO items (x) VALUES (2)', "SELECT * FROM items WHERE id = 10", 'ac_after', 'as_after']
@c.load(:id=>1, :x => 2).save
DB.sqls.must_equal ['as_before', 'au_before', 'UPDATE items SET x = 2 WHERE (id = 1)', 'au_after', 'as_after']
end
it "around_validation should be called around validating records" do
@c.class_eval do
def around_validation
DB << 'av_before'
super
DB << 'av_after'
end
def validate
DB << 'validate'
end
end
@c.new(:x => 2).valid?.must_equal true
DB.sqls.must_equal [ 'av_before', 'validate', 'av_after' ]
end
it "around_validation should handle cancel_action" do
@c.class_eval do
def around_validation
DB << 'av_before'
cancel_action
super
DB << 'av_after'
end
def validate
DB << 'validate'
end
end
@c.new(:x => 2).valid?.must_equal false
DB.sqls.must_equal [ 'av_before' ]
end
it "around_validation should be able to catch validation errors and modify them" do
@c.class_eval do
def validate
errors.add(:x, 'foo')
end
end
@c.new(:x => 2).valid?.must_equal false
@c.class_eval do
def around_validation
super
errors.clear
end
end
@c.new(:x => 2).valid?.must_equal true
end
it "around_create that doesn't call super should raise a HookFailed" do
@c.send(:define_method, :around_create){}
proc{@c.create(:x => 2)}.must_raise(Sequel::HookFailed)
end
it "around_update that doesn't call super should raise a HookFailed" do
@c.send(:define_method, :around_update){}
proc{@c.load(:x => 2).save}.must_raise(Sequel::HookFailed)
end
it "around_save that doesn't call super should raise a HookFailed" do
@c.send(:define_method, :around_save){}
proc{@c.create(:x => 2)}.must_raise(Sequel::HookFailed)
proc{@c.load(:x => 2).save}.must_raise(Sequel::HookFailed)
end
it "around_destroy that doesn't call super should raise a HookFailed" do
@c.send(:define_method, :around_destroy){}
proc{@c.load(:x => 2).destroy}.must_raise(Sequel::HookFailed)
end
it "around_validation that doesn't call super should raise a HookFailed" do
@c.send(:define_method, :around_validation){}
proc{@c.new.save}.must_raise(Sequel::HookFailed)
end
it "around_validation that doesn't call super should have valid? return false" do
@c.send(:define_method, :around_validation){}
@c.new.valid?.must_equal false
end
it "around_* that doesn't call super should return nil if raise_on_save_failure is false" do
@c.raise_on_save_failure = false
o = @c.load(:id => 1)
def o.around_save() end
o.save.must_be_nil
o = @c.load(:id => 1)
def o.around_update() end
o.save.must_be_nil
o = @c.new
def o.around_create() end
o.save.must_be_nil
o = @c.new
def o.around_validation() end
o.save.must_be_nil
end
end
|
