mirror of
https://github.com/ruby/ruby.git
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b1e943f465
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@6933 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
781 lines
24 KiB
Ruby
781 lines
24 KiB
Ruby
#
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# test_scanner_events.rb
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#
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require 'ripper'
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require 'test/unit'
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class TestRipper_ScannerEvents < Test::Unit::TestCase
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class R < Ripper
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def R.scan(target, src)
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new(src, target).parse
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end
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def initialize(src, target)
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super src
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@target = target ? ('on__' + target).intern : nil
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end
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def parse
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@tokens = []
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super
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@tokens
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end
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def on__scan(type, tok)
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@tokens.push tok if !@target or type == @target
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end
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end
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class PosInfo < Ripper
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def parse
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@q = []
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super
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@q
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end
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def on__scan(type, tok)
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@q.push [tok, type, lineno(), column()]
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end
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end
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def test_scan
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assert_equal [],
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R.scan(nil, '')
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assert_equal ['a'],
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R.scan(nil, 'a')
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assert_equal ['1'],
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R.scan(nil, '1')
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assert_equal ['1', ';', 'def', ' ', 'm', '(', 'arg', ')', 'end'],
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R.scan(nil, "1;def m(arg)end")
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assert_equal ['print', '(', '<<EOS', ')', "\n", "heredoc\n", "EOS\n"],
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R.scan(nil, "print(<<EOS)\nheredoc\nEOS\n")
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assert_equal ['print', '(', ' ', '<<EOS', ')', "\n", "heredoc\n", "EOS\n"],
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R.scan(nil, "print( <<EOS)\nheredoc\nEOS\n")
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end
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def test_location
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validate_location ""
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validate_location " "
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validate_location "@"
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validate_location "\n"
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validate_location "\r\n"
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validate_location "\n\n\n\n\n\r\n\n\n"
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validate_location "\n;\n;\n;\n;\n"
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validate_location "nil"
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validate_location "@ivar"
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validate_location "1;2;3"
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validate_location "1\n2\n3"
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validate_location "1\n2\n3\n"
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validate_location "def m(a) nil end"
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validate_location "if true then false else nil end"
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validate_location "BEGIN{print nil}"
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validate_location "%w(a b\nc\r\nd \ne )"
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validate_location %Q["a\nb\r\nc"]
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validate_location "print(<<EOS)\nheredoc\nEOS\n"
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validate_location %Q[print(<<-"EOS")\nheredoc\n EOS\n]
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end
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def validate_location(src)
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data = PosInfo.new(src).parse
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buf = ''
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data.each do |tok, type, line, col|
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assert_equal buf.count("\n") + 1, line,
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"wrong lineno: #{tok.inspect} (#{type}) [#{line}:#{col}]"
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assert_equal buf.sub(/\A.*\n/m, '').size, col,
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"wrong column: #{tok.inspect} (#{type}) [#{line}:#{col}]"
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buf << tok
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end
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assert_equal src, buf
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end
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def test_backref
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assert_equal ["$`", "$&", "$'", '$1', '$2', '$3'],
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R.scan('backref', %q[m($~, $`, $&, $', $1, $2, $3)])
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end
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def test_backtick
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assert_equal ["`"],
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R.scan('backtick', %q[p `make all`])
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end
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def test_comma
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assert_equal [','] * 6,
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R.scan('comma', %q[ m(0,1,2,3,4,5,6) ])
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assert_equal [],
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R.scan('comma', %q[".,.,.,.,.,.,.."])
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assert_equal [],
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R.scan('comma', %Q[<<EOS\n,,,,,,,,,,\nEOS])
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end
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def test_period
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assert_equal [],
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R.scan('period', '')
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assert_equal ['.'],
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R.scan('period', 'a.b')
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assert_equal ['.'],
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R.scan('period', 'Object.new')
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assert_equal [],
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R.scan('period', '"."')
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assert_equal [],
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R.scan('period', '1..2')
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assert_equal [],
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R.scan('period', '1...3')
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end
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def test_const
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assert_equal ['CONST'],
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R.scan('const', 'CONST')
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assert_equal ['C'],
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R.scan('const', 'C')
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assert_equal ['CONST_A'],
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R.scan('const', 'CONST_A')
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assert_equal ['Const', 'Const2', 'Const3'],
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R.scan('const', 'Const; Const2; Const3')
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assert_equal ['Const'],
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R.scan('const', 'Const(a)')
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assert_equal ['M', 'A', 'A2'],
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R.scan('const', 'M(A,A2)')
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assert_equal [],
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R.scan('const', '')
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assert_equal [],
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R.scan('const', 'm(lvar, @ivar, @@cvar, $gvar)')
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end
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def test_cvar
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assert_equal [],
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R.scan('cvar', '')
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assert_equal ['@@cvar'],
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R.scan('cvar', '@@cvar')
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assert_equal ['@@__cvar__'],
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R.scan('cvar', '@@__cvar__')
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assert_equal ['@@CVAR'],
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R.scan('cvar', '@@CVAR')
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assert_equal ['@@cvar'],
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R.scan('cvar', ' @@cvar#comment')
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assert_equal ['@@cvar'],
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R.scan('cvar', ':@@cvar')
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assert_equal ['@@cvar'],
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R.scan('cvar', 'm(lvar, @ivar, @@cvar, $gvar)')
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assert_equal [],
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R.scan('cvar', '"@@cvar"')
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end
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def test_embexpr_beg
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assert_equal [],
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R.scan('embexpr_beg', '')
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assert_equal ['#{'],
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R.scan('embexpr_beg', '"#{expr}"')
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assert_equal [],
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R.scan('embexpr_beg', '%q[#{expr}]')
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assert_equal ['#{'],
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R.scan('embexpr_beg', '%Q[#{expr}]')
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assert_equal ['#{'],
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R.scan('embexpr_beg', "m(<<EOS)\n\#{expr}\nEOS")
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end
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=begin
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def test_embexpr_end
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assert_equal [],
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R.scan('embexpr_end', '')
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assert_equal ['}'],
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R.scan('embexpr_end', '"#{expr}"')
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assert_equal [],
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R.scan('embexpr_end', '%q[#{expr}]')
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assert_equal ['}'],
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R.scan('embexpr_end', '%Q[#{expr}]')
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assert_equal ['}'],
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R.scan('embexpr_end', "m(<<EOS)\n\#{expr}\nEOS")
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end
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=end
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def test_embvar
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assert_equal [],
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R.scan('embvar', '')
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assert_equal ['#'],
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R.scan('embvar', '"#$gvar"')
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assert_equal ['#'],
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R.scan('embvar', '"#@ivar"')
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assert_equal ['#'],
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R.scan('embvar', '"#@@cvar"')
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assert_equal [],
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R.scan('embvar', '"#lvar"')
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assert_equal [],
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R.scan('embvar', '"#"')
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assert_equal [],
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R.scan('embvar', '"\#$gvar"')
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assert_equal [],
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R.scan('embvar', '"\#@ivar"')
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assert_equal [],
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R.scan('embvar', '%q[#@ivar]')
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assert_equal ['#'],
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R.scan('embvar', '%Q[#@ivar]')
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end
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def test_float
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assert_equal [],
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R.scan('float', '')
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assert_equal ['1.000'],
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R.scan('float', '1.000')
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assert_equal ['123.456'],
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R.scan('float', '123.456')
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assert_equal ['1.2345678901234567890123456789'],
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R.scan('float', '1.2345678901234567890123456789')
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assert_equal ['1.000'],
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R.scan('float', ' 1.000# comment')
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assert_equal ['1.234e5'],
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R.scan('float', '1.234e5')
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assert_equal ['1.234e1234567890'],
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R.scan('float', '1.234e1234567890')
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assert_equal ['1.0'],
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R.scan('float', 'm(a,b,1.0,c,d)')
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end
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def test_gvar
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assert_equal [],
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R.scan('gvar', '')
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assert_equal ['$a'],
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R.scan('gvar', '$a')
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assert_equal ['$A'],
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R.scan('gvar', '$A')
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assert_equal ['$gvar'],
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R.scan('gvar', 'm(lvar, @ivar, @@cvar, $gvar)')
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assert_equal %w($_ $~ $* $$ $? $! $@ $/ $\\ $; $, $. $= $: $< $> $"),
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R.scan('gvar', 'm($_, $~, $*, $$, $?, $!, $@, $/, $\\, $;, $,, $., $=, $:, $<, $>, $")')
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end
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def test_ident
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assert_equal [],
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R.scan('ident', '')
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assert_equal ['lvar'],
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R.scan('ident', 'lvar')
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assert_equal ['m', 'lvar'],
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R.scan('ident', 'm(lvar, @ivar, @@cvar, $gvar)')
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end
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def test_int
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assert_equal [],
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R.scan('int', '')
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assert_equal ['1', '10', '100000000000000'],
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R.scan('int', 'm(1,10,100000000000000)')
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end
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def test_ivar
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assert_equal [],
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R.scan('ivar', '')
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assert_equal ['@ivar'],
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R.scan('ivar', '@ivar')
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assert_equal ['@__ivar__'],
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R.scan('ivar', '@__ivar__')
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assert_equal ['@IVAR'],
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R.scan('ivar', '@IVAR')
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assert_equal ['@ivar'],
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R.scan('ivar', 'm(lvar, @ivar, @@cvar, $gvar)')
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end
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def test_kw
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assert_equal [],
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R.scan('kw', '')
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assert_equal %w(not),
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R.scan('kw', 'not 1')
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assert_equal %w(and),
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R.scan('kw', '1 and 2')
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assert_equal %w(or),
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R.scan('kw', '1 or 2')
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assert_equal %w(if then else end),
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R.scan('kw', 'if 1 then 2 else 3 end')
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assert_equal %w(if then elsif else end),
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R.scan('kw', 'if 1 then 2 elsif 3 else 4 end')
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assert_equal %w(unless then end),
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R.scan('kw', 'unless 1 then end')
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assert_equal %w(if true),
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R.scan('kw', '1 if true')
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assert_equal %w(unless false),
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R.scan('kw', '2 unless false')
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assert_equal %w(case when when else end),
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R.scan('kw', 'case n; when 1; when 2; else 3 end')
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assert_equal %w(while do nil end),
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R.scan('kw', 'while 1 do nil end')
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assert_equal %w(until do nil end),
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R.scan('kw', 'until 1 do nil end')
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assert_equal %w(while),
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R.scan('kw', '1 while 2')
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assert_equal %w(until),
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R.scan('kw', '1 until 2')
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assert_equal %w(while break next retry end),
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R.scan('kw', 'while 1; break; next; retry end')
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assert_equal %w(for in next break end),
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R.scan('kw', 'for x in obj; next 1; break 2 end')
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assert_equal %w(begin rescue retry end),
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R.scan('kw', 'begin 1; rescue; retry; end')
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assert_equal %w(rescue),
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R.scan('kw', '1 rescue 2')
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assert_equal %w(def redo return end),
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R.scan('kw', 'def m() redo; return end')
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assert_equal %w(def yield yield end),
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R.scan('kw', 'def m() yield; yield 1 end')
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assert_equal %w(def super super super end),
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R.scan('kw', 'def m() super; super(); super(1) end')
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assert_equal %w(alias),
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R.scan('kw', 'alias a b')
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assert_equal %w(undef),
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R.scan('kw', 'undef public')
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assert_equal %w(class end),
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R.scan('kw', 'class A < Object; end')
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assert_equal %w(module end),
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R.scan('kw', 'module M; end')
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assert_equal %w(class end),
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R.scan('kw', 'class << obj; end')
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assert_equal %w(BEGIN),
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R.scan('kw', 'BEGIN { }')
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assert_equal %w(END),
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R.scan('kw', 'END { }')
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assert_equal %w(self),
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R.scan('kw', 'self.class')
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assert_equal %w(nil true false),
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R.scan('kw', 'p(nil, true, false)')
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assert_equal %w(__FILE__ __LINE__),
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R.scan('kw', 'p __FILE__, __LINE__')
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assert_equal %w(defined?),
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R.scan('kw', 'defined?(Object)')
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end
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def test_lbrace
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assert_equal [],
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R.scan('lbrace', '')
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assert_equal ['{'],
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R.scan('lbrace', '3.times{ }')
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assert_equal ['{'],
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R.scan('lbrace', '3.times { }')
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assert_equal ['{'],
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R.scan('lbrace', '3.times{}')
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assert_equal [],
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R.scan('lbrace', '"{}"')
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assert_equal ['{'],
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R.scan('lbrace', '{1=>2}')
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end
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def test_rbrace
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assert_equal [],
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R.scan('rbrace', '')
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assert_equal ['}'],
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R.scan('rbrace', '3.times{ }')
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assert_equal ['}'],
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R.scan('rbrace', '3.times { }')
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assert_equal ['}'],
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R.scan('rbrace', '3.times{}')
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assert_equal [],
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R.scan('rbrace', '"{}"')
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assert_equal ['}'],
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R.scan('rbrace', '{1=>2}')
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end
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def test_lbracket
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assert_equal [],
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R.scan('lbracket', '')
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assert_equal ['['],
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R.scan('lbracket', '[]')
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assert_equal ['['],
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R.scan('lbracket', 'a[1]')
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assert_equal [],
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R.scan('lbracket', 'm(%q[])')
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end
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def test_rbracket
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assert_equal [],
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R.scan('rbracket', '')
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assert_equal [']'],
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R.scan('rbracket', '[]')
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assert_equal [']'],
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R.scan('rbracket', 'a[1]')
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assert_equal [],
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R.scan('rbracket', 'm(%q[])')
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end
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def test_lparen
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assert_equal [],
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R.scan('lparen', '')
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assert_equal ['('],
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R.scan('lparen', '()')
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assert_equal ['('],
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R.scan('lparen', 'm()')
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assert_equal ['('],
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R.scan('lparen', 'm (a)')
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assert_equal [],
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R.scan('lparen', '"()"')
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assert_equal [],
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R.scan('lparen', '"%w()"')
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end
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def test_rparen
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assert_equal [],
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R.scan('rparen', '')
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assert_equal [')'],
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R.scan('rparen', '()')
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assert_equal [')'],
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R.scan('rparen', 'm()')
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assert_equal [')'],
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R.scan('rparen', 'm (a)')
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assert_equal [],
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R.scan('rparen', '"()"')
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assert_equal [],
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R.scan('rparen', '"%w()"')
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end
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def test_op
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assert_equal [],
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R.scan('op', '')
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assert_equal ['|'],
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R.scan('op', '1 | 1')
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assert_equal ['^'],
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R.scan('op', '1 ^ 1')
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assert_equal ['&'],
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R.scan('op', '1 & 1')
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assert_equal ['<=>'],
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R.scan('op', '1 <=> 1')
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assert_equal ['=='],
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R.scan('op', '1 == 1')
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assert_equal ['==='],
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R.scan('op', '1 === 1')
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assert_equal ['=~'],
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R.scan('op', '1 =~ 1')
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assert_equal ['>'],
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R.scan('op', '1 > 1')
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assert_equal ['>='],
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R.scan('op', '1 >= 1')
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assert_equal ['<'],
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R.scan('op', '1 < 1')
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assert_equal ['<='],
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R.scan('op', '1 <= 1')
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assert_equal ['<<'],
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R.scan('op', '1 << 1')
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assert_equal ['>>'],
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R.scan('op', '1 >> 1')
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assert_equal ['+'],
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R.scan('op', '1 + 1')
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assert_equal ['-'],
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R.scan('op', '1 - 1')
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assert_equal ['*'],
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R.scan('op', '1 * 1')
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assert_equal ['/'],
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R.scan('op', '1 / 1')
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assert_equal ['%'],
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R.scan('op', '1 % 1')
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assert_equal ['**'],
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R.scan('op', '1 ** 1')
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assert_equal ['~'],
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R.scan('op', '~1')
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assert_equal ['-'],
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R.scan('op', '-a')
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assert_equal ['+'],
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R.scan('op', '+a')
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assert_equal ['[]'],
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R.scan('op', ':[]')
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assert_equal ['[]='],
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R.scan('op', ':[]=')
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assert_equal [],
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R.scan('op', %q[`make all`])
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end
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def test_symbeg
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assert_equal [],
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R.scan('symbeg', '')
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assert_equal [':'],
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R.scan('symbeg', ':sym')
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assert_equal [':'],
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R.scan('symbeg', '[1,2,3,:sym]')
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assert_equal [],
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R.scan('symbeg', '":sym"')
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assert_equal [],
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R.scan('symbeg', 'a ? b : c')
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end
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def test_tstring_beg
|
|
assert_equal [],
|
|
R.scan('tstring_beg', '')
|
|
assert_equal ['"'],
|
|
R.scan('tstring_beg', '"abcdef"')
|
|
assert_equal ['%q['],
|
|
R.scan('tstring_beg', '%q[abcdef]')
|
|
assert_equal ['%Q['],
|
|
R.scan('tstring_beg', '%Q[abcdef]')
|
|
end
|
|
|
|
def test_tstring_content
|
|
assert_equal [],
|
|
R.scan('tstring_content', '')
|
|
assert_equal ['abcdef'],
|
|
R.scan('tstring_content', '"abcdef"')
|
|
assert_equal ['abcdef'],
|
|
R.scan('tstring_content', '%q[abcdef]')
|
|
assert_equal ['abcdef'],
|
|
R.scan('tstring_content', '%Q[abcdef]')
|
|
assert_equal ['abc', 'def'],
|
|
R.scan('tstring_content', '"abc#{1}def"')
|
|
assert_equal ['sym'],
|
|
R.scan('tstring_content', ':"sym"')
|
|
end
|
|
|
|
def test_tstring_end
|
|
assert_equal [],
|
|
R.scan('tstring_end', '')
|
|
assert_equal ['"'],
|
|
R.scan('tstring_end', '"abcdef"')
|
|
assert_equal [']'],
|
|
R.scan('tstring_end', '%q[abcdef]')
|
|
assert_equal [']'],
|
|
R.scan('tstring_end', '%Q[abcdef]')
|
|
end
|
|
|
|
def test_regexp_beg
|
|
assert_equal [],
|
|
R.scan('regexp_beg', '')
|
|
assert_equal ['/'],
|
|
R.scan('regexp_beg', '/re/')
|
|
assert_equal ['%r<'],
|
|
R.scan('regexp_beg', '%r<re>')
|
|
assert_equal [],
|
|
R.scan('regexp_beg', '5 / 5')
|
|
end
|
|
|
|
def test_regexp_end
|
|
assert_equal [],
|
|
R.scan('regexp_end', '')
|
|
assert_equal ['/'],
|
|
R.scan('regexp_end', '/re/')
|
|
assert_equal ['>'],
|
|
R.scan('regexp_end', '%r<re>')
|
|
end
|
|
|
|
def test_words_beg
|
|
assert_equal [],
|
|
R.scan('words_beg', '')
|
|
assert_equal ['%W('],
|
|
R.scan('words_beg', '%W()')
|
|
assert_equal ['%W('],
|
|
R.scan('words_beg', '%W(w w w)')
|
|
assert_equal ['%W( '],
|
|
R.scan('words_beg', '%W( w w w )')
|
|
end
|
|
|
|
def test_qwords_beg
|
|
assert_equal [],
|
|
R.scan('qwords_beg', '')
|
|
assert_equal ['%w('],
|
|
R.scan('qwords_beg', '%w()')
|
|
assert_equal ['%w('],
|
|
R.scan('qwords_beg', '%w(w w w)')
|
|
assert_equal ['%w( '],
|
|
R.scan('qwords_beg', '%w( w w w )')
|
|
end
|
|
|
|
# FIXME: Close paren must not present (`words_end' scanner event?).
|
|
def test_words_sep
|
|
assert_equal [],
|
|
R.scan('words_sep', '')
|
|
assert_equal [')'],
|
|
R.scan('words_sep', '%w()')
|
|
assert_equal [' ', ' ', ')'],
|
|
R.scan('words_sep', '%w(w w w)')
|
|
assert_equal [' ', ' ', ' )'],
|
|
R.scan('words_sep', '%w( w w w )')
|
|
assert_equal ["\n", ' ', ' )'],
|
|
R.scan('words_sep', "%w( w\nw w )")
|
|
end
|
|
|
|
def test_heredoc_beg
|
|
assert_equal [],
|
|
R.scan('heredoc_beg', '')
|
|
assert_equal ['<<EOS'],
|
|
R.scan('heredoc_beg', "<<EOS\nheredoc\nEOS")
|
|
assert_equal ['<<EOS'],
|
|
R.scan('heredoc_beg', "<<EOS\nheredoc\nEOS\n")
|
|
assert_equal ['<<EOS'],
|
|
R.scan('heredoc_beg', "<<EOS\nheredoc\nEOS \n")
|
|
assert_equal ['<<-EOS'],
|
|
R.scan('heredoc_beg', "<<-EOS\nheredoc\n\tEOS \n")
|
|
assert_equal ['<<"EOS"'],
|
|
R.scan('heredoc_beg', %Q[<<"EOS"\nheredoc\nEOS])
|
|
assert_equal [%q(<<'EOS')],
|
|
R.scan('heredoc_beg', "<<'EOS'\nheredoc\nEOS")
|
|
assert_equal [%q(<<`EOS`)],
|
|
R.scan('heredoc_beg', "<<`EOS`\nheredoc\nEOS")
|
|
assert_equal [%q(<<" ")],
|
|
R.scan('heredoc_beg', %Q[<<" "\nheredoc\nEOS])
|
|
end
|
|
|
|
def test_tstring_content_HEREDOC
|
|
assert_equal [],
|
|
R.scan('tstring_content', '')
|
|
assert_equal ["heredoc\n"],
|
|
R.scan('tstring_content', "<<EOS\nheredoc\nEOS")
|
|
assert_equal ["heredoc\n"],
|
|
R.scan('tstring_content', "<<EOS\nheredoc\nEOS\n")
|
|
assert_equal ["heredoc \n"],
|
|
R.scan('tstring_content', "<<EOS\nheredoc \nEOS \n")
|
|
assert_equal ["heredoc\n"],
|
|
R.scan('tstring_content', "<<-EOS\nheredoc\n\tEOS \n")
|
|
end
|
|
|
|
def test_heredoc_end
|
|
assert_equal [],
|
|
R.scan('heredoc_end', '')
|
|
assert_equal ["EOS"],
|
|
R.scan('heredoc_end', "<<EOS\nheredoc\nEOS")
|
|
assert_equal ["EOS\n"],
|
|
R.scan('heredoc_end', "<<EOS\nheredoc\nEOS\n")
|
|
assert_equal ["EOS \n"],
|
|
R.scan('heredoc_end', "<<EOS\nheredoc\nEOS \n")
|
|
assert_equal ["\tEOS \n"],
|
|
R.scan('heredoc_end', "<<-EOS\nheredoc\n\tEOS \n")
|
|
end
|
|
|
|
def test_semicolon
|
|
assert_equal [],
|
|
R.scan('semicolon', '')
|
|
assert_equal %w(;),
|
|
R.scan('semicolon', ';')
|
|
assert_equal %w(; ;),
|
|
R.scan('semicolon', ';;')
|
|
assert_equal %w(; ; ;),
|
|
R.scan('semicolon', 'nil;nil;nil;')
|
|
assert_equal %w(; ; ;),
|
|
R.scan('semicolon', 'nil;nil;nil;nil')
|
|
assert_equal [],
|
|
R.scan('semicolon', '";"')
|
|
assert_equal [],
|
|
R.scan('semicolon', '%w(;)')
|
|
assert_equal [],
|
|
R.scan('semicolon', '/;/')
|
|
end
|
|
|
|
def test_comment
|
|
assert_equal [],
|
|
R.scan('comment', '')
|
|
assert_equal ['# comment'],
|
|
R.scan('comment', '# comment')
|
|
assert_equal ["# comment\n"],
|
|
R.scan('comment', "# comment\n")
|
|
assert_equal ["# comment\n"],
|
|
R.scan('comment', "# comment\n1 + 1")
|
|
assert_equal ["# comment\n"],
|
|
R.scan('comment', "1 + 1 + 1# comment\n1 + 1")
|
|
end
|
|
|
|
def test_embdoc_beg
|
|
assert_equal [],
|
|
R.scan('embdoc_beg', '')
|
|
assert_equal ["=begin\n"],
|
|
R.scan('embdoc_beg', "=begin\ndoc\n=end")
|
|
assert_equal ["=begin \n"],
|
|
R.scan('embdoc_beg', "=begin \ndoc\n=end\n")
|
|
assert_equal ["=begin comment\n"],
|
|
R.scan('embdoc_beg', "=begin comment\ndoc\n=end\n")
|
|
end
|
|
|
|
def test_embdoc
|
|
assert_equal [],
|
|
R.scan('embdoc', '')
|
|
assert_equal ["doc\n"],
|
|
R.scan('embdoc', "=begin\ndoc\n=end")
|
|
assert_equal ["doc\n"],
|
|
R.scan('embdoc', "=begin\ndoc\n=end\n")
|
|
end
|
|
|
|
def test_embdoc_end
|
|
assert_equal [],
|
|
R.scan('embdoc_end', '')
|
|
assert_equal ["=end"],
|
|
R.scan('embdoc_end', "=begin\ndoc\n=end")
|
|
assert_equal ["=end\n"],
|
|
R.scan('embdoc_end', "=begin\ndoc\n=end\n")
|
|
end
|
|
|
|
def test_sp
|
|
assert_equal [],
|
|
R.scan('sp', '')
|
|
assert_equal [' '],
|
|
R.scan('sp', ' ')
|
|
assert_equal [' '],
|
|
R.scan('sp', ' 1')
|
|
assert_equal [],
|
|
R.scan('sp', "\n")
|
|
assert_equal [' '],
|
|
R.scan('sp', " \n")
|
|
assert_equal [' ', ' '],
|
|
R.scan('sp', "1 + 1")
|
|
assert_equal [],
|
|
R.scan('sp', "' '")
|
|
assert_equal [],
|
|
R.scan('sp', "%w( )")
|
|
assert_equal [],
|
|
R.scan('sp', "%w( w )")
|
|
assert_equal [],
|
|
R.scan('sp', "p(/ /)")
|
|
end
|
|
|
|
# `nl' event always means End-Of-Statement.
|
|
def test_nl
|
|
assert_equal [],
|
|
R.scan('nl', '')
|
|
assert_equal [],
|
|
R.scan('nl', "\n")
|
|
assert_equal ["\n"],
|
|
R.scan('nl', "1 + 1\n")
|
|
assert_equal ["\n", "\n"],
|
|
R.scan('nl', "1 + 1\n2 + 2\n")
|
|
assert_equal [],
|
|
R.scan('nl', "1 +\n1")
|
|
assert_equal [],
|
|
R.scan('nl', "1;\n")
|
|
assert_equal ["\r\n"],
|
|
R.scan('nl', "1 + 1\r\n")
|
|
assert_equal [],
|
|
R.scan('nl', "1;\r\n")
|
|
end
|
|
|
|
def test_ignored_nl
|
|
assert_equal [],
|
|
R.scan('ignored_nl', '')
|
|
assert_equal ["\n"],
|
|
R.scan('ignored_nl', "\n")
|
|
assert_equal [],
|
|
R.scan('ignored_nl', "1 + 1\n")
|
|
assert_equal [],
|
|
R.scan('ignored_nl', "1 + 1\n2 + 2\n")
|
|
assert_equal ["\n"],
|
|
R.scan('ignored_nl', "1 +\n1")
|
|
assert_equal ["\n"],
|
|
R.scan('ignored_nl', "1;\n")
|
|
assert_equal [],
|
|
R.scan('ignored_nl', "1 + 1\r\n")
|
|
assert_equal ["\r\n"],
|
|
R.scan('ignored_nl', "1;\r\n")
|
|
end
|
|
|
|
def test___end__
|
|
assert_equal [],
|
|
R.scan('__end__', "")
|
|
assert_equal ["__END__"],
|
|
R.scan('__end__', "__END__")
|
|
assert_equal ["__END__\n"],
|
|
R.scan('__end__', "__END__\n")
|
|
assert_equal ["__END__\n"],
|
|
R.scan(nil, "__END__\njunk junk junk")
|
|
assert_equal ["__END__"],
|
|
R.scan('__end__', "1\n__END__")
|
|
assert_equal [],
|
|
R.scan('__end__', "print('__END__')")
|
|
end
|
|
|
|
def test_CHAR
|
|
assert_equal [],
|
|
R.scan('CHAR', "")
|
|
assert_equal ["@"],
|
|
R.scan('CHAR', "@")
|
|
assert_equal [],
|
|
R.scan('CHAR', "@ivar")
|
|
end
|
|
|
|
end
|