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aasm/spec/unit/active_record_persistence_spec.rb
2008-06-22 11:17:12 -04:00

212 lines
6.9 KiB
Ruby

require File.join(File.dirname(__FILE__), '..', '..', 'lib', 'aasm')
begin
require 'rubygems'
require 'active_record'
# A dummy class for mocking the activerecord connection class
class Connection
end
class FooBar < ActiveRecord::Base
include AASM
# Fake this column for testing purposes
attr_accessor :aasm_state
aasm_state :open
aasm_state :closed
aasm_event :view do
transitions :to => :read, :from => [:needs_attention]
end
end
class Fi < ActiveRecord::Base
def aasm_read_state
"fi"
end
include AASM
end
class Fo < ActiveRecord::Base
def aasm_write_state(state)
"fo"
end
include AASM
end
class Fum < ActiveRecord::Base
def aasm_write_state_without_persistence(state)
"fum"
end
include AASM
end
class June < ActiveRecord::Base
include AASM
aasm_column :status
end
class Beaver < June
end
describe "aasm model", :shared => true do
it "should include AASM::Persistence::ActiveRecordPersistence" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence)
end
it "should include AASM::Persistence::ActiveRecordPersistence::InstanceMethods" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::InstanceMethods)
end
end
describe FooBar, "class methods" do
before(:each) do
@klass = FooBar
end
it_should_behave_like "aasm model"
it "should include AASM::Persistence::ActiveRecordPersistence::ReadState" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::ReadState)
end
it "should include AASM::Persistence::ActiveRecordPersistence::WriteState" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::WriteState)
end
it "should include AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence)
end
end
describe Fi, "class methods" do
before(:each) do
@klass = Fi
end
it_should_behave_like "aasm model"
it "should not include AASM::Persistence::ActiveRecordPersistence::ReadState" do
@klass.included_modules.should_not be_include(AASM::Persistence::ActiveRecordPersistence::ReadState)
end
it "should include AASM::Persistence::ActiveRecordPersistence::WriteState" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::WriteState)
end
it "should include AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence)
end
end
describe Fo, "class methods" do
before(:each) do
@klass = Fo
end
it_should_behave_like "aasm model"
it "should include AASM::Persistence::ActiveRecordPersistence::ReadState" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::ReadState)
end
it "should not include AASM::Persistence::ActiveRecordPersistence::WriteState" do
@klass.included_modules.should_not be_include(AASM::Persistence::ActiveRecordPersistence::WriteState)
end
it "should include AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence)
end
end
describe Fum, "class methods" do
before(:each) do
@klass = Fum
end
it_should_behave_like "aasm model"
it "should include AASM::Persistence::ActiveRecordPersistence::ReadState" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::ReadState)
end
it "should include AASM::Persistence::ActiveRecordPersistence::WriteState" do
@klass.included_modules.should be_include(AASM::Persistence::ActiveRecordPersistence::WriteState)
end
it "should not include AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence" do
@klass.included_modules.should_not be_include(AASM::Persistence::ActiveRecordPersistence::WriteStateWithoutPersistence)
end
end
describe FooBar, "instance methods" do
before(:each) do
connection = mock(Connection, :columns => [])
FooBar.stub!(:connection).and_return(connection)
end
it "should respond to aasm read state when not previously defined" do
FooBar.new.should respond_to(:aasm_read_state)
end
it "should respond to aasm write state when not previously defined" do
FooBar.new.should respond_to(:aasm_write_state)
end
it "should respond to aasm write state without persistence when not previously defined" do
FooBar.new.should respond_to(:aasm_write_state_without_persistence)
end
it "should return the initial state when new and the aasm field is nil" do
FooBar.new.aasm_current_state.should == :open
end
it "should return the aasm column when new and the aasm field is not nil" do
foo = FooBar.new
foo.aasm_state = "closed"
foo.aasm_current_state.should == :closed
end
it "should return the aasm column when not new and the aasm_column is not nil" do
foo = FooBar.new
foo.stub!(:new_record?).and_return(false)
foo.aasm_state = "state"
foo.aasm_current_state.should == :state
end
it "should allow a nil state" do
foo = FooBar.new
foo.stub!(:new_record?).and_return(false)
foo.aasm_state = nil
foo.aasm_current_state.should be_nil
end
it "should have aasm_ensure_initial_state" do
foo = FooBar.new
foo.send :aasm_ensure_initial_state
end
it "should call aasm_ensure_initial_state on validation before create" do
foo = FooBar.new
foo.should_receive(:aasm_ensure_initial_state).and_return(true)
foo.valid?
end
it "should call aasm_ensure_initial_state on validation before create" do
foo = FooBar.new
foo.stub!(:new_record?).and_return(false)
foo.should_not_receive(:aasm_ensure_initial_state)
foo.valid?
end
end
describe 'Beavers' do
it "should have the same states as it's parent" do
Beaver.aasm_states.should == June.aasm_states
end
it "should have the same events as it's parent" do
Beaver.aasm_events.should == June.aasm_events
end
it "should have the same column as it's parent" do
Beaver.aasm_column.should == :status
end
end
# TODO: figure out how to test ActiveRecord reload! without a database
rescue LoadError => e
if e.message == "no such file to load -- active_record"
puts "You must install active record to run this spec. Install with sudo gem install activerecord"
else
raise
end
end