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|
# frozen_string_literal: true
begin
require 'ripper'
require 'stringio'
require 'test/unit'
ripper_test = true
module TestRipper; end
rescue LoadError
end
class TestRipper::Ripper < Test::Unit::TestCase
def setup
@ripper = Ripper.new '1 + 1'
end
def test_column
assert_nil @ripper.column
end
def test_state
assert_nil @ripper.state
end
def test_encoding
assert_equal Encoding::UTF_8, @ripper.encoding
ripper = Ripper.new('# coding: iso-8859-15')
ripper.parse
assert_equal Encoding::ISO_8859_15, ripper.encoding
ripper = Ripper.new('# -*- coding: iso-8859-15 -*-')
ripper.parse
assert_equal Encoding::ISO_8859_15, ripper.encoding
end
def test_end_seen_eh
@ripper.parse
assert_not_predicate @ripper, :end_seen?
ripper = Ripper.new('__END__')
ripper.parse
assert_predicate ripper, :end_seen?
end
def test_filename
assert_equal '(ripper)', @ripper.filename
filename = "ripper".dup
ripper = Ripper.new("", filename)
filename.clear
assert_equal "ripper", ripper.filename
end
def test_lineno
assert_nil @ripper.lineno
end
def test_parse
assert_nil @ripper.parse
end
def test_yydebug
assert_not_predicate @ripper, :yydebug
end
def test_yydebug_equals
@ripper.yydebug = true
assert_predicate @ripper, :yydebug
end
def test_yydebug_ident
out = StringIO.new
ripper = Ripper.new 'test_xxxx'
ripper.yydebug = true
ripper.debug_output = out
ripper.parse
assert_include out.string[/.*"local variable or method".*/], 'test_xxxx'
end
def test_regexp_with_option
bug11932 = '[ruby-core:72638] [Bug #11932]'
src = '/[\xC0-\xF0]/u'.dup.force_encoding(Encoding::UTF_8)
ripper = Ripper.new(src)
ripper.parse
assert_predicate(ripper, :error?)
src = '/[\xC0-\xF0]/n'.dup.force_encoding(Encoding::UTF_8)
ripper = Ripper.new(src)
ripper.parse
assert_not_predicate(ripper, :error?, bug11932)
end
def test_regexp_enc_error
assert_separately(%w[-rripper], "#{<<-"begin;"}\n#{<<-"end;"}")
begin;
bug12651 = '[ruby-core:76397] [Bug #12651]'
src = <<-END
<%- @title = '\u{5bff 9650 7121}' -%>
<%- content_for :foo, render(partial: 'bar', locals: {baz: 2}) -%>
<div class="dead beef">
<h2 class="dead beef">\u{5bff 9650 7121}</h2>
</div>
<div class="dead beef">\u{5bff 9650 7121 3002}<br class="dead beef">\u{5bff 9650 7121 3002}</div>
<div class="dead beef">
<div class="dead beef">
<label class="dead beef">\u{5bff 9650 7121}</label>
<div class="dead beef">
<div class="dead beef"><%= @baz %></div>
</div>
</div>
</div>
END
assert_nil(Ripper.sexp(src), bug12651)
end;
end
# https://bugs.jruby.org/4176
def test_dedent_string
col = Ripper.dedent_string ' hello'.dup, 0
assert_equal 0, col
col = Ripper.dedent_string ' hello'.dup, 2
assert_equal 2, col
col = Ripper.dedent_string ' hello'.dup, 4
assert_equal 2, col
# lexing a squiggly heredoc triggers Ripper#dedent_string use
src = <<-END
puts <<~end
hello
end
END
assert_nothing_raised { Ripper.lex src }
end
class TestInput < self
Input = Struct.new(:lines) do
def gets
lines.shift
end
end
def setup
@ripper = Ripper.new(Input.new(["1 + 1"]))
end
def test_invalid_gets
ripper = assert_nothing_raised {Ripper.new(Input.new([0]))}
assert_raise(TypeError) {ripper.parse}
end
end
end if ripper_test
|
