16 行
413 B
Ruby
16 行
413 B
Ruby
require 'rails_helper'
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RSpec.describe Preview::UrlSafety do
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describe '.validate' do
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it 'raises UnsafeUrl when DNS resolution fails' do
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allow(Resolv).to receive(:getaddresses)
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.with('missing.example')
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.and_raise(Resolv::ResolvError)
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expect {
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described_class.validate('https://missing.example')
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}.to raise_error(Preview::UrlSafety::UnsafeUrl)
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end
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end
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end
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