Sha256: 10d6c62020fb13d752e985c47e99606a6f7fd85b4f88daf2c3de9e9a421cee09
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Size: 894 Bytes
Versions: 23
Compression:
Stored size: 894 Bytes
Contents
$:.unshift File.dirname(__FILE__) + "/../../lib"
require 'test/unit'
require 'syntax'
class TokenizerTestCase < Test::Unit::TestCase
def self.syntax( type )
class_eval <<-EOF
def setup
@tokenizer = Syntax.load(#{type.inspect})
end
EOF
end
def default_test
end
private
attr_reader :tokenizer
def tokenize( string )
@tokens = []
@tokenizer.tokenize( string ) { |tok| @tokens << tok }
end
def assert_next_token(group, lexeme, instruction=:none)
assert false, "no tokens in stack" if @tokens.nil? or @tokens.empty?
assert_equal [group, lexeme, instruction],
[@tokens.first.group, @tokens.first, @tokens.shift.instruction]
end
def assert_no_next_token
assert @tokens.empty?
end
def skip_token( n=1 )
n.times { @tokens.shift } unless @tokens.nil? || @tokens.empty?
end
end
Version data entries
23 entries across 23 versions & 3 rubygems