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November 9, 2009 10:36
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| #!/usr/bin/env ruby | |
| # | |
| # A one file test to show ... | |
| require 'rubygems' | |
| require 'dm-core' | |
| # setup the logger | |
| DataMapper::Logger.new(STDOUT, :debug) | |
| # connect to the DB | |
| DataMapper.setup(:default, 'sqlite3::memory:') | |
| class Person | |
| include DataMapper::Resource | |
| property :id, Serial | |
| property :email, String, :unique => true | |
| property :thing, Integer | |
| has n, :mailers # A Person sends mailers. | |
| has n, :conversations, :model => "Mailer", :through => Resource # A person receivers mailers. | |
| end | |
| class Mailer | |
| include DataMapper::Resource | |
| property :id, Serial | |
| property :subject, String | |
| property :body, Text | |
| property :sent_at, DateTime | |
| belongs_to :person | |
| has n, :people, :through => Resource | |
| end | |
| DataMapper.auto_migrate! | |
| a = Person.new(:email => "greg@example.com") | |
| a.save | |
| a = Person.new(:email => "stan@example.com", :thing => 1) | |
| a.save | |
| a = Person.new(:email => "jim@example.com", :thing => 1) | |
| a.save | |
| m = Mailer.new() | |
| m.subject = "Subject" | |
| m.body = "Body" | |
| m.person = Person.first() # Greg | |
| m.people = Person.all(:thing => 1) | |
| m.save() | |
| __END__ | |
| ~ (0.000043) SELECT sqlite_version(*) | |
| ~ (0.000062) DROP TABLE IF EXISTS "people" | |
| ~ (0.000044) DROP TABLE IF EXISTS "mailers" | |
| ~ (0.000013) DROP TABLE IF EXISTS "mailer_people" | |
| ~ (0.000012) PRAGMA table_info("people") | |
| ~ (0.000335) CREATE TABLE "people" ("id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, "email" VARCHAR(50), "thing" INTEGER) | |
| ~ (0.000009) PRAGMA table_info("mailers") | |
| ~ (0.000174) CREATE TABLE "mailers" ("id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, "subject" VARCHAR(50), "body" TEXT, "sent_at" TIMESTAMP, "person_id" INTEGER NOT NULL) | |
| ~ (0.000098) CREATE INDEX "index_mailers_person" ON "mailers" ("person_id") | |
| ~ (0.000009) PRAGMA table_info("mailer_people") | |
| ~ (0.000157) CREATE TABLE "mailer_people" ("person_id" INTEGER NOT NULL, "conversation_id" INTEGER NOT NULL, "mailer_id" INTEGER NOT NULL, PRIMARY KEY("person_id", "conversation_id", "mailer_id")) | |
| ~ (0.000039) INSERT INTO "people" ("email") VALUES ('greg@example.com') | |
| ~ (0.000069) INSERT INTO "people" ("email", "thing") VALUES ('stan@example.com', 1) | |
| ~ (0.000041) INSERT INTO "people" ("email", "thing") VALUES ('jim@example.com', 1) | |
| ~ (0.000046) SELECT "id", "email", "thing" FROM "people" ORDER BY "id" LIMIT 1 | |
| ~ (0.000062) SELECT "id", "email", "thing" FROM "people" WHERE "thing" = 1 ORDER BY "id" | |
| ~ (0.000082) INSERT INTO "mailers" ("subject", "body", "person_id") VALUES ('Subject', 'Body', 1) | |
| /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:162:in `execute_non_query': mailer_people.conversation_id may not be NULL (DataObjects::IntegrityError) | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:162:in `execute' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:266:in `with_connection' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:160:in `execute' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:58:in `create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:31:in `each' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/adapters/data_objects_adapter.rb:31:in `create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/repository.rb:125:in `create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:808:in `_create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:621:in `hookable__create_hook_nan_before_advised' | |
| from /Library/Ruby/Gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:299:in `create_hook' | |
| from /Library/Ruby/Gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:297:in `catch' | |
| from /Library/Ruby/Gems/1.8/gems/extlib-0.9.13/lib/extlib/hook.rb:297:in `create_hook' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:554:in `save_self' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:343:in `save' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/model.rb:616:in `send' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/model.rb:616:in `_create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/model.rb:403:in `create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/collection.rb:1061:in `send' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/collection.rb:1061:in `_create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/repository.rb:107:in `scope' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/collection.rb:1061:in `_create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/one_to_many.rb:272:in `_create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/collection.rb:721:in `create' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/many_to_many.rb:416:in `send' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/many_to_many.rb:416:in `create_intermediary' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/many_to_many.rb:397:in `_save' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/relationship.rb:524:in `all?' | |
| from /Library/Ruby/Gems/1.8/gems/extlib-0.9.13/lib/extlib/lazy_array.rb:452:in `each' | |
| from /Library/Ruby/Gems/1.8/gems/extlib-0.9.13/lib/extlib/lazy_array.rb:452:in `all?' | |
| from /Library/Ruby/Gems/1.8/gems/extlib-0.9.13/lib/extlib/lazy_array.rb:452:in `all?' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/many_to_many.rb:397:in `_save' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/collection.rb:798:in `save' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:584:in `save_children' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/associations/relationship.rb:524:in `all?' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:582:in `each' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:582:in `all?' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:582:in `save_children' | |
| from /Library/Ruby/Gems/1.8/gems/dm-core-0.10.1/lib/dm-core/resource.rb:343:in `save' | |
| from /Users/example/Ruby Workspace/gist-229865/standalone_example.rb:53 | |
| ~ (0.000193) SELECT "person_id", "conversation_id", "mailer_id" FROM "mailer_people" WHERE "mailer_id" = 1 AND "person_id" = 2 ORDER BY "person_id", "conversation_id", "mailer_id" LIMIT 1 | |
| ~ mailer_people.conversation_id may not be NULL (code: 19, sql state: , query: INSERT INTO "mailer_people" ("person_id", "mailer_id") VALUES (2, 1), uri: sqlite3://:memory:) |
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