# encoding: utf-8

require 'spec_helper'

describe RuboCop::Cop::Style::WordArray, :config do
  subject(:cop) { described_class.new(config) }
  let(:cop_config) { { 'MinSize' => 0 } }

  it 'registers an offense for arrays of single quoted strings' do
    inspect_source(cop,
                   ["['one', 'two', 'three']"])
    expect(cop.offenses.size).to eq(1)
    expect(cop.config_to_allow_offenses).to eq('MinSize' => 3)
  end

  it 'registers an offense for arrays of double quoted strings' do
    inspect_source(cop,
                   ['["one", "two", "three"]'])
    expect(cop.offenses.size).to eq(1)
  end

  it 'registers an offense for arrays of unicode word characters' do
    inspect_source(cop,
                   ['["ВУЗ", "вуз", "中文网"]'])
    expect(cop.offenses.size).to eq(1)
  end

  it 'registers an offense for arrays with character constants' do
    inspect_source(cop,
                   ['["one", ?\n]'])
    expect(cop.offenses.size).to eq(1)
  end

  it 'does not register an offense for array of non-words' do
    inspect_source(cop,
                   ['["one space", "two", "three"]'])
    expect(cop.offenses).to be_empty
  end

  it 'does not register an offense for array containing non-string' do
    inspect_source(cop,
                   ['["one", "two", 3]'])
    expect(cop.offenses).to be_empty
  end

  it 'does not register an offense for array starting with %w' do
    inspect_source(cop,
                   ['%w(one two three)'])
    expect(cop.offenses).to be_empty
  end

  it 'does not register an offense for array with one element' do
    inspect_source(cop,
                   ['["three"]'])
    expect(cop.offenses).to be_empty
  end

  it 'does not register an offense for array with empty strings' do
    inspect_source(cop,
                   ['["", "two", "three"]'])
    expect(cop.offenses).to be_empty
  end

  it 'does not register an offense for array with allowed number of strings' do
    cop_config['MinSize'] = 3

    inspect_source(cop,
                   ['["one", "two", "three"]'])
    expect(cop.offenses).to be_empty
  end

  it 'does not register an offense for an array with comments in it' do
    inspect_source(cop,
                   ['[',
                    '"foo", # comment here',
                    '"bar", # this thing was done because of a bug',
                    '"baz" # do not delete this line',
                    ']'])

    expect(cop.offenses).to be_empty
  end

  it 'registers an offense for an array with comments outside of it' do
    inspect_source(cop,
                   ['[',
                    '"foo",',
                    '"bar",',
                    '"baz"',
                    '] # test'])

    expect(cop.offenses.size).to eq(1)
  end

  it 'auto-corrects an array of words' do
    new_source = autocorrect_source(cop, "['one', %q(two), 'three']")
    expect(new_source).to eq('%w(one two three)')
  end

  it 'auto-corrects an array of words and character constants' do
    new_source = autocorrect_source(cop, '[%{one}, %Q(two), ?\n, ?\t]')
    expect(new_source).to eq('%W(one two \n \t)')
  end
end