validation_test.rb
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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