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require_relative "spec_helper"
describe "boolean_subsets plugin" do
before do
@db = Sequel.mock
def @db.supports_schema_parsing?() true end
def @db.schema(*args)
[[:asdaf9898as, {}], [:active, {:type=>:boolean}]]
end
@c = Class.new(Sequel::Model(@db[:items]))
@p = proc do
@columns = [:asdaf9898as, :active]
def columns; @columns; end
singleton_class.send(:alias_method, :columns, :columns)
end
@c.instance_eval(&@p)
end
it "should create subsets only for boolean attributes" do
@c.plugin(:boolean_subsets)
@c.active.sql.must_equal "SELECT * FROM items WHERE (active IS TRUE)"
@c.respond_to?(:asdaf9898as).must_equal false
end
it "should handle a block passed to the plugin" do
@c.plugin(:boolean_subsets){|c| ["where_#{c}", c]}
@c.where_active.sql.must_equal "SELECT * FROM items WHERE active"
@c.respond_to?(:active).must_equal false
end
it "should create boolean subsets when set_dataset is called" do
c = Class.new(Sequel::Model(@db))
c.instance_eval(&@p)
c.plugin(:boolean_subsets)
c.respond_to?(:active).must_equal false
c.set_dataset(@db[:items])
c.active.sql.must_equal "SELECT * FROM items WHERE (active IS TRUE)"
c.respond_to?(:asdaf9898as).must_equal false
end
it "should handle cases where getting the columns raises an error" do
def @c.columns; raise Sequel::Error end
@c.plugin(:boolean_subsets)
@c.respond_to?(:active).must_equal false
end
end
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