# frozen_string_literal: true

require 'spec_helper'

describe Gitlab::CLI::Helpers do
  describe '.method_owners' do
    let(:methods) { described_class.method_owners }

    it 'returns Array of Hashes containing method names and owners' do
      expect(methods).to be_a Array
      expect(methods.all? { |m| m.is_a? Hash }).to be true
      expect(methods.all? { |m| m.keys.sort == %i[name owner] }).to be true
    end
  end

  describe '.valid_command?' do
    it 'returns true when command is valid' do
      expect(described_class).to be_valid_command('merge_requests')
    end

    it 'returns false when command is NOT valid' do
      expect(described_class).not_to be_valid_command('mmmmmerge_requests')
    end
  end

  describe '.symbolize_keys' do
    context 'when input is a Hash' do
      it 'returns a Hash with symbols for keys' do
        hash = { 'key1' => 'val1', 'key2' => 'val2' }
        symbolized_hash = described_class.symbolize_keys(hash)
        expect(symbolized_hash).to eq(key1: 'val1', key2: 'val2')
      end
    end

    context 'when input is NOT a Hash' do
      it 'returns input untouched' do
        array = [1, 2, 3]
        new_array = described_class.symbolize_keys(array)
        expect(new_array).to eq([1, 2, 3])
      end
    end
  end

  describe '.yaml_load' do
    context 'when argument is a YAML string' do
      it 'returns Ruby objects' do
        argument = '{foo: bar, sna: fu}'
        output = described_class.yaml_load argument
        expect(output).to eq('foo' => 'bar', 'sna' => 'fu')
      end
    end

    context 'when input is NOT valid YAML' do
      it 'raises a TypeError' do
        ruby_array = [1, 2, 3, 4]
        expect { described_class.yaml_load ruby_array }.to raise_error TypeError
      end
    end
  end
end