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require_relative "spec_helper"
describe "Sequel enum plugin" do
before do
@Album = Class.new(Sequel::Model(Sequel.mock[:albums]))
@Album.columns :id, :status_id
@Album.plugin :enum
@Album.enum :status_id, :good=>3, :bad=>5
@album = @Album.load(:status_id=>3)
end
it "should give temporary name to name model-specific module" do
c = Sequel::Model(:items)
c.plugin :enum
c.enum :status_id, :good=>3, :bad=>5
c.ancestors[1].name.must_equal "Sequel::_Model(:items)::@enum_methods"
end if RUBY_VERSION >= '3.3'
it "should add enum_value! and enum_value? methods for setting/checking the enum values" do
@album.good?.must_equal true
@album.bad?.must_equal false
@album.bad!.must_be_nil
@album.good?.must_equal false
@album.bad?.must_equal true
@album.good!.must_be_nil
@album.good?.must_equal true
@album.bad?.must_equal false
end
it "should have column method convert to enum value if possible" do
@album.status_id.must_equal :good
@album.bad!
@album.status_id.must_equal :bad
@album[:status_id] = 3
@album.status_id.must_equal :good
end
it "should have the column method pass non-enum values through" do
@album[:status_id] = 4
@album.status_id.must_equal 4
end
it "should have column= handle enum values" do
@album.status_id = :bad
@album[:status_id].must_equal 5
@album.good?.must_equal false
@album.bad?.must_equal true
@album.status_id = :good
@album[:status_id].must_equal 3
@album.good?.must_equal true
@album.bad?.must_equal false
end
it "should have column= handle non-enum values" do
@album.status_id = 5
@album[:status_id].must_equal 5
@album.good?.must_equal false
@album.bad?.must_equal true
end
it "should setup dataset methods for each value" do
ds = @Album.where(:id=>1)
ds.good.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id = 3))"
ds.not_good.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id != 3))"
ds.bad.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id = 5))"
ds.not_bad.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id != 5))"
end
end
describe "Sequel enum plugin" do
before do
@Album = Class.new(Sequel::Model(Sequel.mock[:albums]))
@Album.columns :id, :status_id
@Album.plugin :enum
@album = @Album.load(:status_id=>3)
end
it "should allow overriding methods in class and calling super" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :override_accessors=>false
bad = nil
@Album.class_eval do
define_method(:bad?) do
bad.nil? ? super() : bad
end
end
@album.bad?.must_equal false
bad = true
@album.bad?.must_equal true
bad = false
@album.bad?.must_equal false
bad = nil
@album.bad!
@album.bad?.must_equal true
end
it "should not override accessor methods for each value if :override_accessors option is false" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :override_accessors=>false
@album.status_id.must_equal 3
@album.status_id = :bad
@album.status_id.must_equal :bad
@album.bad!
@album.status_id.must_equal 5
end
it "should not setup dataset methods for each value if :dataset_methods option is false" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :dataset_methods=>false
ds = @Album.where(:id=>1)
ds.wont_respond_to(:good)
ds.wont_respond_to(:not_good)
ds.wont_respond_to(:bad)
ds.wont_respond_to(:not_bad)
end
it "should handle :prefix=>true option" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :prefix=>true
@album.status_id_good?.must_equal true
@album.status_id_bad!
@album.status_id_bad?.must_equal true
ds = @Album.where(:id=>1)
ds.status_id_good.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id = 3))"
ds.status_id_not_good.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id != 3))"
end
it "should handle :prefix=>string option" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :prefix=>'status'
@album.status_good?.must_equal true
@album.status_bad!
@album.status_bad?.must_equal true
ds = @Album.where(:id=>1)
ds.status_good.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id = 3))"
ds.status_not_good.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id != 3))"
end
it "should handle :suffix=>true option" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :suffix=>true
@album.good_status_id?.must_equal true
@album.bad_status_id!
@album.bad_status_id?.must_equal true
ds = @Album.where(:id=>1)
ds.good_status_id.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id = 3))"
ds.not_good_status_id.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id != 3))"
end
it "should handle :suffix=>true option" do
@Album.enum :status_id, {:good=>3, :bad=>5}, :suffix=>'status'
@album.good_status?.must_equal true
@album.bad_status!
@album.bad_status?.must_equal true
ds = @Album.where(:id=>1)
ds.good_status.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id = 3))"
ds.not_good_status.sql.must_equal "SELECT * FROM albums WHERE ((id = 1) AND (status_id != 3))"
end
it "should support multiple emums per class" do
@Album.enum :id, {:odd=>1, :even=>2}
@Album.enum :status_id, {:good=>3, :bad=>5}
@album = @Album.load(:id=>1, :status_id=>3)
@album.odd?.must_equal true
@album.even?.must_equal false
@album.good?.must_equal true
@album.bad?.must_equal false
end
it "raises Error for column that isn't a symbol" do
proc{@Album.enum 'status_id', :good=>3, :bad=>5}.must_raise Sequel::Error
end
it "raises Error for non-hash values" do
proc{@Album.enum :status_id, [:good, :bad]}.must_raise Sequel::Error
end
it "raises Error for values hash with non-symbol keys" do
proc{@Album.enum :status_id, 'good'=>3, :bad=>5}.must_raise Sequel::Error
end
end
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