require File.expand_path(File.join(File.dirname(__FILE__), 'test_helper')) class ValidationTest < Test::Unit::TestCase def test_should_invalidate_big_files @attachment = SmallAttachment.new assert !@attachment.valid? assert @attachment.errors.on(:size) @attachment.size = 2000 assert !@attachment.valid? assert @attachment.errors.on(:size), @attachment.errors.full_messages.to_sentence @attachment.size = 1000 assert !@attachment.valid? assert_nil @attachment.errors.on(:size) end def test_should_invalidate_small_files @attachment = BigAttachment.new assert !@attachment.valid? assert @attachment.errors.on(:size) @attachment.size = 2000 assert !@attachment.valid? assert @attachment.errors.on(:size), @attachment.errors.full_messages.to_sentence @attachment.size = 1.megabyte assert !@attachment.valid? assert_nil @attachment.errors.on(:size) end def test_should_validate_content_type @attachment = PdfAttachment.new assert !@attachment.valid? assert @attachment.errors.on(:content_type) @attachment.content_type = 'foo' assert !@attachment.valid? assert @attachment.errors.on(:content_type) @attachment.content_type = 'pdf' assert !@attachment.valid? assert_nil @attachment.errors.on(:content_type) end def test_should_require_filename @attachment = Attachment.new assert !@attachment.valid? assert @attachment.errors.on(:filename) @attachment.filename = 'foo' assert !@attachment.valid? assert_nil @attachment.errors.on(:filename) end end