require "rails_helper"

RSpec.describe Ops::LogPatternMatcher do
  subject(:matcher) do
    described_class.new(
      patterns: [
        { name: "http_500", severity: "warning", regex: /Completed 500/i },
        { name: "disk_full", severity: "critical", regex: /No space left on device/i }
      ]
    )
  end

  it "trova pattern nei log" do
    log = <<~LOG
      I, [2026-06-10T19:45:10] Completed 500 Internal Server Error
      E, [2026-06-10T19:45:11] No space left on device - /recordings
    LOG

    matches = matcher.scan(log)

    expect(matches.map(&:name)).to contain_exactly("http_500", "disk_full")
    expect(matches.find { |m| m.name == "disk_full" }.severity).to eq("critical")
  end
end