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Contents
module Remarkable
module ActiveRecord
module Matchers
class HaveColumnMatcher < Remarkable::ActiveRecord::Base #:nodoc:
arguments :collection => :columns, :as => :column
optional :type, :default, :precision, :limit, :scale, :sql_type
optional :primary, :null, :default => true
collection_assertions :column_exists?, :options_match?
before_assert do
@options.each{|k,v| @options[k] = v.to_s}
end
protected
def column_exists?
!column_type.nil?
end
def options_match?
actual = get_column_options(column_type, @options.keys)
return actual == @options, :actual => actual.inspect
end
def column_type
subject_class.columns.detect {|c| c.name == @column.to_s }
end
def get_column_options(column, keys)
keys.inject({}) do |hash, key|
hash[key] = column.instance_variable_get("@#{key}").to_s
hash
end
end
def interpolation_options
{ :options => @options.inspect }
end
end
# Ensures that a column of the database actually exists.
#
# == Options
#
# * All options available in migrations are available:
#
# :type, :default, :precision, :limit, :scale, :sql_type, :primary, :null
#
# == Examples
#
# should_have_column :name, :type => :string, :default => ''
#
# it { should have_column(:name, :type => :string) }
# it { should have_column(:name).type(:string) }
#
def have_column(*args, &block)
HaveColumnMatcher.new(*args, &block).spec(self)
end
alias :have_columns :have_column
alias :have_db_column :have_column
alias :have_db_columns :have_column
end
end
end
Version data entries
13 entries across 13 versions & 5 rubygems