Ticket #2: ts_english.rb

require 'lafcadio/test'
require 'lafcadio/util'

class TestEnglish < LafcadioTestCase
  def testCamelCaseToEnglish
    assert_equal "product category",
                English.camel_case_to_english("productCategory")
        assert_equal "product category",
                English.camel_case_to_english("ProductCategory")
        assert_equal 'catalog order',
                English.camel_case_to_english('catalogOrder')
        assert_equal 'product', English.camel_case_to_english('product')
  end

  def testSentence
    sentence = English.sentence("There %is currently %num %nam",
                "product category", 0)
    assert_equal("There are currently 0 product categories", sentence)
        sentence2 = English.sentence("Add %a %nam", "sku")
        assert_equal("Add a sku", sentence2)
        sentence3 = English.sentence("Add %a %nam", "invoice")
        assert_equal("Add an invoice", sentence3)
        sentence4 = English.sentence("Add %a %nam", 'user')
        assert_equal 'Add a user', sentence4
  end

  def testPlural
    assert_equal "product categories", English.plural("product category")
    assert_equal "products", English.plural("product")
        assert_equal 'addresses', English.plural('address')
        assert_equal 'taxes', English.plural('tax')
  end

    def testProperNoun
        assert_equal "Albania", English.proper_noun("albania")
        assert_equal "Bosnia and Herzegovina",
                English.proper_noun("bosnia and herzegovina")
        assert_equal "Faroe Islands", English.proper_noun("faroe islands")
        assert_equal "Macedonia, the Former Yugoslav Republic of",
                English.proper_noun("macedonia, the former yugoslav republic of")
        assert_equal "Virgin Islands, U.S.",
                English.proper_noun("virgin islands, u.s.")
    end

    def testStartsWithVowelSound
        assert English.starts_with_vowel_sound('order')
        assert !English.starts_with_vowel_sound('catalogOrder')
        assert !English.starts_with_vowel_sound('user')
    end

    def testSingular
        assert_equal 'tree', English.singular('trees')
        assert_equal 'fairy', English.singular('fairies')
        assert_equal 'address', English.singular('addresses')
    end
end