Contents

require "spec_helper"

describe Sequel::Plugins::StringNilifier do
  before do
    @db = Sequel.mock
    @c = Class.new(Sequel::Model(@db[:test]))
    @c.columns :name, :b
    @c.db_schema[:b][:type] = :blob
    @c.plugin :string_nilifier
    @o = @c.new
  end

  it "should convert empty string to nil for all input strings" do
    @o.name = " \n"
    expect( @o.name ).to be nil
  end

  it "should not convert non-empty string" do
    @o.name = "a \n"
    expect( @o.name ).to eq "a \n"
  end

  it "should not affect other types" do
    @o.name = 1
    expect( @o.name ).to eq 1
    @o.name = Date.today
    expect( @o.name ).to eq Date.today
  end

  it "should not nilify strings for blob arguments" do
    v = Sequel.blob(" \n")
    @o.name = v
    expect( @o.name ).to eq v
  end

  it "should not nilify strings for blob columns" do
    @o.b = " \n"
    expect( @o.b ).to be_a_kind_of Sequel::SQL::Blob
    expect( @o.b ).to eq Sequel.blob(" \n")
  end

  it "should allow skipping of columns using Model.skip_string_nilifying" do
    @c.skip_string_nilifying :name
    v = " \n"
    @o.name = v
    expect( @o.name ).to eq v
  end

  it "should work correctly in subclasses" do
    o = Class.new(@c).new
    o.name = " \n"
    expect( o.name ).to be nil
    o.b = " \n"
    expect( o.b ).to be_a_kind_of Sequel::SQL::Blob
    expect( o.b ).to eq Sequel.blob(" \n")
  end

  it "should work correctly for dataset changes" do
    c = Class.new(Sequel::Model(@db[:test]))
    c.plugin :string_nilifier
    def @db.supports_schema_parsing?() true end
    def @db.schema(*) [[:name, {}], [:b, {:type=>:blob}]] end
    c.set_dataset(@db[:test2])
    o = c.new
    o.name = " \n"
    expect( o.name ).to be nil
    o.b = " \n"
    expect( o.b ).to be_a_kind_of Sequel::SQL::Blob
    expect( o.b ).to eq Sequel.blob(" \n")
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
sequel-string_nilifier-1.3.0	spec/sequel/plugins/string_nilifier_spec.rb