Contents

require 'helper.rb'

module BibTeX
  class LexerTest < Minitest::Spec

    it 'correctly scans a string literal' do
      assert_equal Lexer.new.analyse(%q(@string{ x = "foo" })).symbols, [:AT,:STRING,:LBRACE,:NAME,:EQ,:STRING_LITERAL,:RBRACE,false]
    end

    it 'strips line breaks by default' do
      Lexer.new.analyse(%Q(@string{ x = "foo\nbar" })).stack[-3].must_be :==,
        [:STRING_LITERAL, 'foo bar']
    end

    it 'strips whitespace after line breaks by default' do
      Lexer.new.analyse(%Q(@string{ x = "foo\n    bar" })).stack[-3].must_be :==,
        [:STRING_LITERAL, 'foo bar']
    end

    it 'matches KEY tokens' do
      Lexer.new.analyse("@misc{foo, }").symbols.must_be :==, [:AT, :NAME, :LBRACE, :KEY, :RBRACE, false]
    end

    it 'matches KEY tokens after whitespace' do
      Lexer.new.analyse("@misc{  foo, }").symbols.must_be :==, [:AT, :NAME, :LBRACE, :KEY, :RBRACE, false]
    end

    it "doesn't start a comment for types starting with but not equal @comment" do
      Lexer.new.analyse("@commentary{staudinger, }").symbols.must_be :==, [:AT, :NAME, :LBRACE, :KEY, :RBRACE, false]
    end

    it "doesn't start a preamble for types starting with but not equal @preamble" do
      Lexer.new.analyse("@preamblestring{ preamble }").symbols.must_be :==, [:AT, :NAME, :LBRACE, :NAME, :RBRACE, false]
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
bibtex-ruby-2.3.4	test/bibtex/test_lexer.rb
bibtex-ruby-2.3.3	test/bibtex/test_lexer.rb
bibtex-ruby-2.3.2	test/bibtex/test_lexer.rb