require "#{File.dirname(__FILE__)}/test_helper"

describe Boogex do
  it 'turns OR into |' do
    string = 'This OR That'
    expecting = '(?:This|That)'
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end

  it 'turns boolean AND into AND array string' do
    string = 'This AND That'
    expecting = "AND(['(?:This)','(?:That)'])"
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end

  it 'understands bracketing' do
    string = '(This OR That) AND My self'
    expecting = "AND(['(?:This|That)','(?:My self)'])"
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end

  it 'correctly convert this Lucene boolean query string' do
    string = '(((asd OR dd) AND that) AND this) OR What?'
    expecting = "AND([AND(['(?:asd|dd)','(?:that)']),'(?:this)'])|What?"
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end
  
  it 'understands embedded AND' do
    string = '((im AND researching) AND travelling)'
    expecting = "AND([AND(['(?:im)','(?:researching)']),'(?:travelling)'])"
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end

  it 'understands double embedded AND' do
    string = 'Peeps OR ((dude OR roos) AND (what OR Footy))'
    expecting = "Peeps|AND(['(?:dude|roos)','(?:what|Footy)'])"
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end

  it 'escapes hyphens' do
    string = '("John Gordon-Smith" OR "hair") AND ("none" OR "all")'
    expecting = "AND(['(?:John Gordon\\-Smith|hair)','(?:none|all)'])"
    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end

  it 'handles unclosed brackets' do
    string = '("@AUSOlympicTeam" OR "Olympics") AND ("boxing" OR "@Shelley__watts"))'

    assert_raises do
      result = Boogex.convert(string)[:inclusive_regex]
    end
  end

  it 'handles multiple brackets' do
    string = '((@officialcsa OR "south africa" OR "south african") AND ("cricket" OR "proteas") AND ("national" OR "international") AND ("team"))'
    expecting = "AND(['(?:@officialcsa|south africa|south african)','(?:cricket|proteas)','(?:national|international)','(?:team)'])"

    result = Boogex.convert(string)[:inclusive_regex]
    assert_equal expecting, result
  end
end