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require 'spec_helper'

describe 'client#ml.get_model_snapshot_upgrade_stats' do
  let(:expected_args) do
    [
      'GET',
      '_ml/anomaly_detectors/foo/model_snapshots/bar/_upgrade/_stats',
      {},
      nil,
      {}
    ]
  end

  it 'performs the request' do
    expect(
      client_double.machine_learning.get_model_snapshot_upgrade_stats(job_id: 'foo', snapshot_id: 'bar')
    ).to eq({})
  end

  let(:client) do
    Class.new { include Elasticsearch::XPack::API }.new
  end

  context 'when a job_id is not provided' do
    it 'raises an exception' do
      expect {
        client.machine_learning.get_model_snapshot_upgrade_stats(snapshot_id: 'foo')
      }.to raise_exception(ArgumentError)
    end
  end

  context 'when a snapshot_id is not provided' do
    it 'raises an exception' do
      expect {
        client.machine_learning.get_model_snapshot_upgrade_stats(job_id: 'foo')
      }.to raise_exception(ArgumentError)
    end
  end
end
