mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
0ea778d812
This change partially reverts r61724 and take another approach: exploiting struct local_vars to backup the cond_stack state. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61727 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
1231 lines
35 KiB
Ruby
1231 lines
35 KiB
Ruby
# frozen_string_literal: false
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require 'test/unit'
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class TestSyntax < Test::Unit::TestCase
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using Module.new {
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refine(Object) do
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def `(s) #`
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s
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end
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end
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}
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def assert_syntax_files(test)
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srcdir = File.expand_path("../../..", __FILE__)
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srcdir = File.join(srcdir, test)
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assert_separately(%W[--disable-gem - #{srcdir}],
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__FILE__, __LINE__, <<-'eom', timeout: Float::INFINITY)
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dir = ARGV.shift
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for script in Dir["#{dir}/**/*.rb"].sort
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assert_valid_syntax(IO::read(script), script)
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end
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eom
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end
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def test_syntax_lib; assert_syntax_files("lib"); end
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def test_syntax_sample; assert_syntax_files("sample"); end
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def test_syntax_ext; assert_syntax_files("ext"); end
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def test_syntax_test; assert_syntax_files("test"); end
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def test_defined_empty_argument
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bug8220 = '[ruby-core:53999] [Bug #8220]'
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assert_ruby_status(%w[--disable-gem], 'puts defined? ()', bug8220)
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end
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def test_must_ascii_compatible
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require 'tempfile'
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f = Tempfile.new("must_ac_")
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Encoding.list.each do |enc|
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next unless enc.ascii_compatible?
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make_tmpsrc(f, "# -*- coding: #{enc.name} -*-")
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assert_nothing_raised(ArgumentError, enc.name) {load(f.path)}
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end
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Encoding.list.each do |enc|
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next if enc.ascii_compatible?
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make_tmpsrc(f, "# -*- coding: #{enc.name} -*-")
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assert_raise(ArgumentError, enc.name) {load(f.path)}
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end
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ensure
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f.close! if f
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end
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def test_script_lines
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require 'tempfile'
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f = Tempfile.new("bug4361_")
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bug4361 = '[ruby-dev:43168]'
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with_script_lines do |debug_lines|
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Encoding.list.each do |enc|
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next unless enc.ascii_compatible?
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make_tmpsrc(f, "# -*- coding: #{enc.name} -*-\n#----------------")
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load(f.path)
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assert_equal([f.path], debug_lines.keys)
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assert_equal([enc, enc], debug_lines[f.path].map(&:encoding), bug4361)
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end
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end
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ensure
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f.close! if f
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end
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def test_newline_in_block_parameters
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bug = '[ruby-dev:45292]'
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["", "a", "a, b"].product(["", ";x", [";", "x"]]) do |params|
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params = ["|", *params, "|"].join("\n")
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assert_valid_syntax("1.times{#{params}}", __FILE__, "#{bug} #{params.inspect}")
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end
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end
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tap do |_,
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bug6115 = '[ruby-dev:45308]',
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blockcall = '["elem"].each_with_object [] do end',
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methods = [['map', 'no'], ['inject([])', 'with']],
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blocks = [['do end', 'do'], ['{}', 'brace']],
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*|
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[%w'. dot', %w':: colon'].product(methods, blocks) do |(c, n1), (m, n2), (b, n3)|
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m = m.tr_s('()', ' ').strip if n2 == 'do'
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name = "test_#{n3}_block_after_blockcall_#{n1}_#{n2}_arg"
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code = "#{blockcall}#{c}#{m} #{b}"
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define_method(name) {assert_valid_syntax(code, bug6115)}
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end
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end
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def test_do_block_in_cmdarg
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bug9726 = '[ruby-core:61950] [Bug #9726]'
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assert_valid_syntax("tap (proc do end)", __FILE__, bug9726)
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end
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def test_normal_argument
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assert_valid_syntax('def foo(x) end')
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assert_syntax_error('def foo(X) end', /constant/)
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assert_syntax_error('def foo(@x) end', /instance variable/)
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assert_syntax_error('def foo(@@x) end', /class variable/)
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end
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def test_optional_argument
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assert_valid_syntax('def foo(x=nil) end')
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assert_syntax_error('def foo(X=nil) end', /constant/)
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assert_syntax_error('def foo(@x=nil) end', /instance variable/)
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assert_syntax_error('def foo(@@x=nil) end', /class variable/)
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end
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def test_keyword_rest
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bug5989 = '[ruby-core:42455]'
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assert_valid_syntax("def kwrest_test(**a) a; end", __FILE__, bug5989)
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assert_valid_syntax("def kwrest_test2(**a, &b) end", __FILE__, bug5989)
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o = Object.new
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def o.kw(**a) a end
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assert_equal({}, o.kw, bug5989)
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assert_equal({foo: 1}, o.kw(foo: 1), bug5989)
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assert_equal({foo: 1, bar: 2}, o.kw(foo: 1, bar: 2), bug5989)
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EnvUtil.under_gc_stress do
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eval("def o.m(k: 0) k end")
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end
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assert_equal(42, o.m(k: 42), '[ruby-core:45744]')
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bug7922 = '[ruby-core:52744] [Bug #7922]'
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def o.bug7922(**) end
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assert_nothing_raised(ArgumentError, bug7922) {o.bug7922(foo: 42)}
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end
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class KW2
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def kw(k1: 1, k2: 2) [k1, k2] end
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end
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def test_keyword_splat
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assert_valid_syntax("foo(**h)", __FILE__)
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o = KW2.new
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h = {k1: 11, k2: 12}
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assert_equal([11, 12], o.kw(**h))
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assert_equal([11, 12], o.kw(k2: 22, **h))
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assert_equal([11, 22], o.kw(**h, **{k2: 22}))
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assert_equal([11, 12], o.kw(**{k2: 22}, **h))
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end
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def test_keyword_duplicated_splat
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bug10315 = '[ruby-core:65368] [Bug #10315]'
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o = KW2.new
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assert_equal([23, 2], o.kw(**{k1: 22}, **{k1: 23}), bug10315)
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h = {k3: 31}
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assert_raise(ArgumentError) {o.kw(**h)}
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h = {"k1"=>11, k2: 12}
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assert_raise(TypeError) {o.kw(**h)}
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end
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def test_keyword_duplicated
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bug10315 = '[ruby-core:65625] [Bug #10315]'
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a = []
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def a.add(x) push(x); x; end
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def a.f(k:) k; end
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a.clear
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r = nil
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assert_warn(/duplicated/) {r = eval("a.f(k: a.add(1), k: a.add(2))")}
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assert_equal(2, r)
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assert_equal([1, 2], a, bug10315)
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a.clear
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r = nil
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assert_warn(/duplicated/) {r = eval("a.f({k: a.add(1), k: a.add(2)})")}
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assert_equal(2, r)
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assert_equal([1, 2], a, bug10315)
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end
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def test_keyword_empty_splat
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assert_separately([], "#{<<-"begin;"}\n#{<<-'end;'}")
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begin;
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bug10719 = '[ruby-core:67446] [Bug #10719]'
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assert_valid_syntax("foo(a: 1, **{})", bug10719)
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end;
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assert_separately([], "#{<<-"begin;"}\n#{<<-'end;'}")
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begin;
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bug13756 = '[ruby-core:82113] [Bug #13756]'
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assert_valid_syntax("defined? foo(**{})", bug13756)
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end;
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end
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def test_keyword_self_reference
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bug9593 = '[ruby-core:61299] [Bug #9593]'
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var: defined?(var)) var end")
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end
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assert_equal(42, o.foo(var: 42))
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assert_equal("local-variable", o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var: var) var end")
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end
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assert_nil(o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var: bar(var)) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var: bar {var}) var end")
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end
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o = Object.new
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assert_warn("") do
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o.instance_eval("def foo(var: bar {|var| var}) var end")
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end
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o = Object.new
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assert_warn("") do
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o.instance_eval("def foo(var: def bar(var) var; end) var end")
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end
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o = Object.new
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assert_warn("") do
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o.instance_eval("proc {|var: 1| var}")
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end
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end
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def test_keyword_invalid_name
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bug11663 = '[ruby-core:71356] [Bug #11663]'
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o = o = Object.new
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assert_syntax_error('def o.foo(arg1?:) end', /arg1\?/, bug11663)
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assert_syntax_error('def o.foo(arg1?:, arg2:) end', /arg1\?/, bug11663)
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assert_syntax_error('proc {|arg1?:|}', /arg1\?/, bug11663)
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assert_syntax_error('proc {|arg1?:, arg2:|}', /arg1\?/, bug11663)
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bug10545 = '[ruby-dev:48742] [Bug #10545]'
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assert_syntax_error('def o.foo(FOO: a) end', /constant/, bug10545)
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assert_syntax_error('def o.foo(@foo: a) end', /instance variable/)
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assert_syntax_error('def o.foo(@@foo: a) end', /class variable/)
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end
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def test_optional_self_reference
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bug9593 = '[ruby-core:61299] [Bug #9593]'
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var = defined?(var)) var end")
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end
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assert_equal(42, o.foo(42))
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assert_equal("local-variable", o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var = var) var end")
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end
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assert_nil(o.foo, bug9593)
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var = bar(var)) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var = bar {var}) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var = (def bar;end; var)) var end")
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end
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o = Object.new
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assert_warn(/circular argument reference - var/) do
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o.instance_eval("def foo(var = (def self.bar;end; var)) var end")
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end
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o = Object.new
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assert_warn("") do
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o.instance_eval("def foo(var = bar {|var| var}) var end")
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end
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o = Object.new
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assert_warn("") do
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o.instance_eval("def foo(var = def bar(var) var; end) var end")
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end
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o = Object.new
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assert_warn("") do
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o.instance_eval("proc {|var = 1| var}")
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end
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end
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def test_warn_grouped_expression
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bug5214 = '[ruby-core:39050]'
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assert_warning("", bug5214) do
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assert_valid_syntax("foo \\\n(\n true)", "test", verbose: true)
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end
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end
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def test_warn_unreachable
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assert_warning("test:3: warning: statement not reached\n") do
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code = "loop do\n" "break\n" "foo\n" "end"
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assert_valid_syntax(code, "test", verbose: true)
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end
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end
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def test_warn_balanced
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warning = <<WARN
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test:1: warning: `%s' after local variable or literal is interpreted as binary operator
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test:1: warning: even though it seems like %s
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WARN
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[
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[:**, "argument prefix"],
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[:*, "argument prefix"],
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[:<<, "here document"],
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[:&, "argument prefix"],
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[:+, "unary operator"],
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[:-, "unary operator"],
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[:/, "regexp literal"],
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[:%, "string literal"],
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].each do |op, syn|
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all_assertions do |a|
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["puts 1 #{op}0", "puts :a #{op}0", "m = 1; puts m #{op}0"].each do |src|
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a.for(src) do
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assert_warning(warning % [op, syn], src) do
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assert_valid_syntax(src, "test", verbose: true)
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end
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end
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end
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end
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end
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end
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def test_cmd_symbol_after_keyword
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bug6347 = '[ruby-dev:45563]'
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assert_not_label(:foo, 'if true then not_label:foo end', bug6347)
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assert_not_label(:foo, 'if false; else not_label:foo end', bug6347)
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assert_not_label(:foo, 'begin not_label:foo end', bug6347)
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assert_not_label(:foo, 'begin ensure not_label:foo end', bug6347)
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end
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def test_cmd_symbol_in_string
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bug6347 = '[ruby-dev:45563]'
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assert_not_label(:foo, '"#{not_label:foo}"', bug6347)
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end
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def test_cmd_symbol_singleton_class
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bug6347 = '[ruby-dev:45563]'
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@not_label = self
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assert_not_label(:foo, 'class << not_label:foo; end', bug6347)
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end
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def test_cmd_symbol_superclass
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bug6347 = '[ruby-dev:45563]'
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@not_label = Object
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assert_not_label(:foo, 'class Foo < not_label:foo; end', bug6347)
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end
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def test_no_label_with_percent
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assert_syntax_error('{%"a": 1}', /unexpected ':'/)
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assert_syntax_error("{%'a': 1}", /unexpected ':'/)
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assert_syntax_error('{%Q"a": 1}', /unexpected ':'/)
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assert_syntax_error("{%Q'a': 1}", /unexpected ':'/)
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assert_syntax_error('{%q"a": 1}', /unexpected ':'/)
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assert_syntax_error("{%q'a': 1}", /unexpected ':'/)
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end
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def test_block_after_cond
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bug10653 = '[ruby-dev:48790] [Bug #10653]'
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assert_valid_syntax("false ? raise {} : tap {}", bug10653)
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assert_valid_syntax("false ? raise do end : tap do end", bug10653)
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end
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def test_paren_after_label
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bug11456 = '[ruby-dev:49221] [Bug #11456]'
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assert_valid_syntax("{foo: (1 rescue 0)}", bug11456)
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assert_valid_syntax("{foo: /=/}", bug11456)
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end
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def test_percent_string_after_label
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bug11812 = '[ruby-core:72084]'
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assert_valid_syntax('{label:%w(*)}', bug11812)
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assert_valid_syntax('{label: %w(*)}', bug11812)
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end
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def test_heredoc_after_label
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bug11849 = '[ruby-core:72396] [Bug #11849]'
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assert_valid_syntax("{label:<<DOC\n""DOC\n""}", bug11849)
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assert_valid_syntax("{label:<<-DOC\n""DOC\n""}", bug11849)
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assert_valid_syntax("{label:<<~DOC\n""DOC\n""}", bug11849)
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assert_valid_syntax("{label: <<DOC\n""DOC\n""}", bug11849)
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assert_valid_syntax("{label: <<-DOC\n""DOC\n""}", bug11849)
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assert_valid_syntax("{label: <<~DOC\n""DOC\n""}", bug11849)
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end
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def test_cmdarg_kwarg_lvar_clashing_method
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bug12073 = '[ruby-core:73816] [Bug#12073]'
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a = a = 1
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assert_valid_syntax("a b: 1")
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assert_valid_syntax("a = 1; a b: 1", bug12073)
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end
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def test_duplicated_arg
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assert_syntax_error("def foo(a, a) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_, _) end")
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end
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def test_duplicated_rest
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assert_syntax_error("def foo(a, *a) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_, *_) end")
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end
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def test_duplicated_opt
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assert_syntax_error("def foo(a, a=1) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_, _=1) end")
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end
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def test_duplicated_opt_rest
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assert_syntax_error("def foo(a=1, *a) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_=1, *_) end")
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end
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def test_duplicated_rest_opt
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assert_syntax_error("def foo(*a, a=1) end", /duplicated argument name/)
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end
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def test_duplicated_rest_post
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assert_syntax_error("def foo(*a, a) end", /duplicated argument name/)
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end
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def test_duplicated_opt_post
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assert_syntax_error("def foo(a=1, a) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_=1, _) end")
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end
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def test_duplicated_kw
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assert_syntax_error("def foo(a, a: 1) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_, _: 1) end")
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end
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def test_duplicated_rest_kw
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assert_syntax_error("def foo(*a, a: 1) end", /duplicated argument name/)
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assert_nothing_raised {def foo(*_, _: 1) end}
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end
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def test_duplicated_opt_kw
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assert_syntax_error("def foo(a=1, a: 1) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_=1, _: 1) end")
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end
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def test_duplicated_kw_kwrest
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assert_syntax_error("def foo(a: 1, **a) end", /duplicated argument name/)
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assert_valid_syntax("def foo(_: 1, **_) end")
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end
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def test_duplicated_rest_kwrest
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assert_syntax_error("def foo(*a, **a) end", /duplicated argument name/)
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assert_valid_syntax("def foo(*_, **_) end")
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end
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def test_duplicated_opt_kwrest
|
|
assert_syntax_error("def foo(a=1, **a) end", /duplicated argument name/)
|
|
assert_valid_syntax("def foo(_=1, **_) end")
|
|
end
|
|
|
|
def test_duplicated_when
|
|
w = 'warning: duplicated when clause is ignored'
|
|
assert_warning(/3: #{w}.+4: #{w}.+4: #{w}.+5: #{w}.+5: #{w}/m){
|
|
eval %q{
|
|
case 1
|
|
when 1, 1
|
|
when 1, 1
|
|
when 1, 1
|
|
end
|
|
}
|
|
}
|
|
assert_warning(/#{w}/){#/3: #{w}.+4: #{w}.+5: #{w}.+5: #{w}/m){
|
|
a = a = 1
|
|
eval %q{
|
|
case 1
|
|
when 1, 1
|
|
when 1, a
|
|
when 1, 1
|
|
end
|
|
}
|
|
}
|
|
end
|
|
|
|
def test_invalid_break
|
|
assert_syntax_error("def m; break; end", /Invalid break/)
|
|
assert_syntax_error('/#{break}/', /Invalid break/)
|
|
assert_syntax_error('/#{break}/o', /Invalid break/)
|
|
end
|
|
|
|
def test_invalid_next
|
|
assert_syntax_error("def m; next; end", /Invalid next/)
|
|
assert_syntax_error('/#{next}/', /Invalid next/)
|
|
assert_syntax_error('/#{next}/o', /Invalid next/)
|
|
end
|
|
|
|
def test_lambda_with_space
|
|
feature6390 = '[ruby-dev:45605]'
|
|
assert_valid_syntax("-> (x, y) {}", __FILE__, feature6390)
|
|
end
|
|
|
|
def test_do_block_in_cmdarg_begin
|
|
bug6419 = '[ruby-dev:45631]'
|
|
assert_valid_syntax("p begin 1.times do 1 end end", __FILE__, bug6419)
|
|
end
|
|
|
|
def test_do_block_in_call_args
|
|
bug9308 = '[ruby-core:59342] [Bug #9308]'
|
|
assert_valid_syntax("bar def foo; self.each do end end", bug9308)
|
|
end
|
|
|
|
def test_do_block_in_lambda
|
|
bug11107 = '[ruby-core:69017] [Bug #11107]'
|
|
assert_valid_syntax('p ->() do a() do end end', bug11107)
|
|
end
|
|
|
|
def test_do_block_after_lambda
|
|
bug11380 = '[ruby-core:70067] [Bug #11380]'
|
|
assert_valid_syntax('p -> { :hello }, a: 1 do end', bug11380)
|
|
end
|
|
|
|
def test_reserved_method_no_args
|
|
bug6403 = '[ruby-dev:45626]'
|
|
assert_valid_syntax("def self; :foo; end", __FILE__, bug6403)
|
|
end
|
|
|
|
def test_unassignable
|
|
gvar = global_variables
|
|
%w[self nil true false __FILE__ __LINE__ __ENCODING__].each do |kwd|
|
|
assert_raise(SyntaxError) {eval("#{kwd} = nil")}
|
|
assert_equal(gvar, global_variables)
|
|
end
|
|
end
|
|
|
|
Bug7559 = '[ruby-dev:46737]'
|
|
|
|
def test_lineno_command_call_quote
|
|
expected = __LINE__ + 1
|
|
actual = caller_lineno "a
|
|
b
|
|
c
|
|
d
|
|
e"
|
|
assert_equal(expected, actual, "#{Bug7559}: ")
|
|
end
|
|
|
|
def assert_dedented_heredoc(expect, result, mesg = "")
|
|
all_assertions(mesg) do |a|
|
|
%w[eos "eos" 'eos' `eos`].each do |eos|
|
|
a.for(eos) do
|
|
assert_equal(eval("<<-#{eos}\n#{expect}eos\n"),
|
|
eval("<<~#{eos}\n#{result}eos\n"))
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_dedented_heredoc_without_indentation
|
|
result = " y\n" \
|
|
"z\n"
|
|
expect = result
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_indentation
|
|
result = " a\n" \
|
|
" b\n"
|
|
expect = " a\n" \
|
|
"b\n"
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_blank_less_indented_line
|
|
# the blank line has two leading spaces
|
|
result = " a\n" \
|
|
" \n" \
|
|
" b\n"
|
|
expect = "a\n" \
|
|
"\n" \
|
|
"b\n"
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_blank_less_indented_line_escaped
|
|
result = " a\n" \
|
|
"\\ \\ \n" \
|
|
" b\n"
|
|
expect = result
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_blank_more_indented_line
|
|
# the blank line has six leading spaces
|
|
result = " a\n" \
|
|
" \n" \
|
|
" b\n"
|
|
expect = "a\n" \
|
|
" \n" \
|
|
"b\n"
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_blank_more_indented_line_escaped
|
|
result = " a\n" \
|
|
"\\ \\ \\ \\ \\ \\ \n" \
|
|
" b\n"
|
|
expect = result
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_empty_line
|
|
result = " This would contain specially formatted text.\n" \
|
|
"\n" \
|
|
" That might span many lines\n"
|
|
expect = 'This would contain specially formatted text.'"\n" \
|
|
''"\n" \
|
|
'That might span many lines'"\n"
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_interpolated_expression
|
|
result = ' #{1}a'"\n" \
|
|
" zy\n"
|
|
expect = ' #{1}a'"\n" \
|
|
"zy\n"
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_interpolated_string
|
|
w = w = ""
|
|
result = " \#{mesg} a\n" \
|
|
" zy\n"
|
|
expect = '#{mesg} a'"\n" \
|
|
' zy'"\n"
|
|
assert_dedented_heredoc(expect, result)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_newline
|
|
bug11989 = '[ruby-core:72855] [Bug #11989] after escaped newline should not be dedented'
|
|
result = ' x\n'" y\n" \
|
|
" z\n"
|
|
expect = 'x\n'" y\n" \
|
|
"z\n"
|
|
assert_dedented_heredoc(expect, result, bug11989)
|
|
end
|
|
|
|
def test_dedented_heredoc_with_concatenation
|
|
bug11990 = '[ruby-core:72857] [Bug #11990] concatenated string should not be dedented'
|
|
%w[eos "eos" 'eos'].each do |eos|
|
|
assert_equal("x\n y",
|
|
eval("<<~#{eos} ' y'\n x\neos\n"),
|
|
"#{bug11990} with #{eos}")
|
|
end
|
|
%w[eos "eos" 'eos' `eos`].each do |eos|
|
|
_, expect = eval("[<<~#{eos}, ' x']\n"" y\n""eos\n")
|
|
assert_equal(' x', expect, bug11990)
|
|
end
|
|
end
|
|
|
|
def test_dedented_heredoc_expr_at_beginning
|
|
result = " a\n" \
|
|
'#{1}'"\n"
|
|
expected = " a\n" \
|
|
'#{1}'"\n"
|
|
assert_dedented_heredoc(expected, result)
|
|
end
|
|
|
|
def test_lineno_after_heredoc
|
|
bug7559 = '[ruby-dev:46737]'
|
|
expected, _, actual = __LINE__, <<eom, __LINE__
|
|
a
|
|
b
|
|
c
|
|
d
|
|
eom
|
|
assert_equal(expected, actual, bug7559)
|
|
end
|
|
|
|
def test_dedented_heredoc_invalid_identifer
|
|
assert_syntax_error('<<~ "#{}"', /unexpected <</)
|
|
end
|
|
|
|
def test_lineno_operation_brace_block
|
|
expected = __LINE__ + 1
|
|
actual = caller_lineno\
|
|
{}
|
|
assert_equal(expected, actual)
|
|
end
|
|
|
|
def assert_constant_reassignment_nested(preset, op, expected, err = [], bug = '[Bug #5449]')
|
|
[
|
|
["p ", ""], # no-pop
|
|
["", "p Foo::Bar"], # pop
|
|
].each do |p1, p2|
|
|
src = <<-EOM.gsub(/^\s*\n/, '')
|
|
class Foo
|
|
#{"Bar = " + preset if preset}
|
|
end
|
|
#{p1}Foo::Bar #{op}= 42
|
|
#{p2}
|
|
EOM
|
|
msg = "\# #{bug}\n#{src}"
|
|
assert_valid_syntax(src, caller_locations(1, 1)[0].path, msg)
|
|
assert_in_out_err([], src, expected, err, msg)
|
|
end
|
|
end
|
|
|
|
def test_constant_reassignment_nested
|
|
already = /already initialized constant Foo::Bar/
|
|
uninitialized = /uninitialized constant Foo::Bar/
|
|
assert_constant_reassignment_nested(nil, "||", %w[42])
|
|
assert_constant_reassignment_nested("false", "||", %w[42], already)
|
|
assert_constant_reassignment_nested("true", "||", %w[true])
|
|
assert_constant_reassignment_nested(nil, "&&", [], uninitialized)
|
|
assert_constant_reassignment_nested("false", "&&", %w[false])
|
|
assert_constant_reassignment_nested("true", "&&", %w[42], already)
|
|
assert_constant_reassignment_nested(nil, "+", [], uninitialized)
|
|
assert_constant_reassignment_nested("false", "+", [], /undefined method/)
|
|
assert_constant_reassignment_nested("11", "+", %w[53], already)
|
|
end
|
|
|
|
def assert_constant_reassignment_toplevel(preset, op, expected, err = [], bug = '[Bug #5449]')
|
|
[
|
|
["p ", ""], # no-pop
|
|
["", "p ::Bar"], # pop
|
|
].each do |p1, p2|
|
|
src = <<-EOM.gsub(/^\s*\n/, '')
|
|
#{"Bar = " + preset if preset}
|
|
class Foo
|
|
#{p1}::Bar #{op}= 42
|
|
#{p2}
|
|
end
|
|
EOM
|
|
msg = "\# #{bug}\n#{src}"
|
|
assert_valid_syntax(src, caller_locations(1, 1)[0].path, msg)
|
|
assert_in_out_err([], src, expected, err, msg)
|
|
end
|
|
end
|
|
|
|
def test_constant_reassignment_toplevel
|
|
already = /already initialized constant Bar/
|
|
uninitialized = /uninitialized constant Bar/
|
|
assert_constant_reassignment_toplevel(nil, "||", %w[42])
|
|
assert_constant_reassignment_toplevel("false", "||", %w[42], already)
|
|
assert_constant_reassignment_toplevel("true", "||", %w[true])
|
|
assert_constant_reassignment_toplevel(nil, "&&", [], uninitialized)
|
|
assert_constant_reassignment_toplevel("false", "&&", %w[false])
|
|
assert_constant_reassignment_toplevel("true", "&&", %w[42], already)
|
|
assert_constant_reassignment_toplevel(nil, "+", [], uninitialized)
|
|
assert_constant_reassignment_toplevel("false", "+", [], /undefined method/)
|
|
assert_constant_reassignment_toplevel("11", "+", %w[53], already)
|
|
end
|
|
|
|
def test_integer_suffix
|
|
["1if true", "begin 1end"].each do |src|
|
|
assert_valid_syntax(src)
|
|
assert_equal(1, eval(src), src)
|
|
end
|
|
end
|
|
|
|
def test_value_of_def
|
|
assert_separately [], <<-EOS
|
|
assert_equal(:foo, (def foo; end))
|
|
assert_equal(:foo, (def (Object.new).foo; end))
|
|
EOS
|
|
end
|
|
|
|
def test_heredoc_cr
|
|
assert_syntax_error("puts <<""EOS\n""ng\n""EOS\r""NO\n", /can't find string "EOS" anywhere before EOF/)
|
|
end
|
|
|
|
def test_heredoc_newline
|
|
assert_warn(/ends with a newline/) do
|
|
eval("<<\"EOS\n\"\nEOS\n")
|
|
end
|
|
end
|
|
|
|
def test__END___cr
|
|
assert_syntax_error("__END__\r<<<<<\n", /unexpected <</)
|
|
end
|
|
|
|
def test_warning_for_cr
|
|
feature8699 = '[ruby-core:56240] [Feature #8699]'
|
|
assert_warning(/encountered \\r/, feature8699) do
|
|
eval("\r""__id__\r")
|
|
end
|
|
end
|
|
|
|
def test_unexpected_fraction
|
|
msg = /unexpected fraction/
|
|
assert_syntax_error("0x0.0", msg)
|
|
assert_syntax_error("0b0.0", msg)
|
|
assert_syntax_error("0d0.0", msg)
|
|
assert_syntax_error("0o0.0", msg)
|
|
assert_syntax_error("0.0.0", msg)
|
|
end
|
|
|
|
def test_error_message_encoding
|
|
bug10114 = '[ruby-core:64228] [Bug #10114]'
|
|
code = "# -*- coding: utf-8 -*-\n" "def n \"\u{2208}\"; end"
|
|
assert_syntax_error(code, /def n "\u{2208}"; end/, bug10114)
|
|
end
|
|
|
|
def test_null_range_cmdarg
|
|
bug10957 = '[ruby-core:68477] [Bug #10957]'
|
|
assert_ruby_status(['-c', '-e', 'p ()..0'], "", bug10957)
|
|
assert_ruby_status(['-c', '-e', 'p ()...0'], "", bug10957)
|
|
assert_syntax_error('0..%w.', /unterminated string/, bug10957)
|
|
assert_syntax_error('0...%w.', /unterminated string/, bug10957)
|
|
end
|
|
|
|
def test_too_big_nth_ref
|
|
bug11192 = '[ruby-core:69393] [Bug #11192]'
|
|
assert_warn(/too big/, bug11192) do
|
|
eval('$99999999999999999')
|
|
end
|
|
end
|
|
|
|
def test_invalid_symbol_space
|
|
assert_syntax_error(": foo", /unexpected ':'/)
|
|
assert_syntax_error(": #\n foo", /unexpected ':'/)
|
|
assert_syntax_error(":#\n foo", /unexpected ':'/)
|
|
end
|
|
|
|
def test_fluent_dot
|
|
assert_valid_syntax("a\n.foo")
|
|
assert_valid_syntax("a\n&.foo")
|
|
end
|
|
|
|
def test_no_warning_logop_literal
|
|
assert_warning("") do
|
|
eval("true||raise;nil")
|
|
end
|
|
assert_warning("") do
|
|
eval("false&&raise;nil")
|
|
end
|
|
assert_warning("") do
|
|
eval("''||raise;nil")
|
|
end
|
|
end
|
|
|
|
def test_warning_literal_in_condition
|
|
assert_warn(/literal in condition/) do
|
|
eval('1 if ""')
|
|
end
|
|
assert_warn(/literal in condition/) do
|
|
eval('1 if //')
|
|
end
|
|
assert_warn(/literal in condition/) do
|
|
eval('1 if true..false')
|
|
end
|
|
assert_warning(/literal in condition/) do
|
|
eval('1 if 1')
|
|
end
|
|
assert_warning(/literal in condition/) do
|
|
eval('1 if :foo')
|
|
end
|
|
assert_warning(/literal in condition/) do
|
|
eval('1 if :"#{"foo".upcase}"')
|
|
end
|
|
|
|
assert_warn('') do
|
|
eval('1 if !""')
|
|
end
|
|
assert_warn('') do
|
|
eval('1 if !//')
|
|
end
|
|
assert_warn('') do
|
|
eval('1 if !(true..false)')
|
|
end
|
|
assert_warning('') do
|
|
eval('1 if !1')
|
|
end
|
|
assert_warning('') do
|
|
eval('1 if !:foo')
|
|
end
|
|
assert_warning('') do
|
|
eval('1 if !:"#{"foo".upcase}"')
|
|
end
|
|
end
|
|
|
|
def test_alias_symbol
|
|
bug8851 = '[ruby-dev:47681] [Bug #8851]'
|
|
formats = ['%s', ":'%s'", ':"%s"', '%%s(%s)']
|
|
all_assertions(bug8851) do |all|
|
|
formats.product(formats) do |form1, form2|
|
|
all.for(code = "alias #{form1 % 'a'} #{form2 % 'p'}") do
|
|
assert_valid_syntax(code)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_undef_symbol
|
|
bug8851 = '[ruby-dev:47681] [Bug #8851]'
|
|
formats = ['%s', ":'%s'", ':"%s"', '%%s(%s)']
|
|
all_assertions(bug8851) do |all|
|
|
formats.product(formats) do |form1, form2|
|
|
all.for(code = "undef #{form1 % 'a'}, #{form2 % 'p'}") do
|
|
assert_valid_syntax(code)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_parenthesised_statement_argument
|
|
assert_syntax_error("foo(bar rescue nil)", /unexpected modifier_rescue/)
|
|
assert_valid_syntax("foo (bar rescue nil)")
|
|
end
|
|
|
|
def test_cmdarg_in_paren
|
|
bug11873 = '[ruby-core:72482] [Bug #11873]'
|
|
assert_valid_syntax %q{a b{c d}, :e do end}, bug11873
|
|
assert_valid_syntax %q{a b(c d), :e do end}, bug11873
|
|
assert_valid_syntax %q{a b{c(d)}, :e do end}, bug11873
|
|
assert_valid_syntax %q{a b(c(d)), :e do end}, bug11873
|
|
assert_valid_syntax %q{a b{c d}, 1 do end}, bug11873
|
|
assert_valid_syntax %q{a b(c d), 1 do end}, bug11873
|
|
assert_valid_syntax %q{a b{c(d)}, 1 do end}, bug11873
|
|
assert_valid_syntax %q{a b(c(d)), 1 do end}, bug11873
|
|
assert_valid_syntax %q{a b{c d}, "x" do end}, bug11873
|
|
assert_valid_syntax %q{a b(c d), "x" do end}, bug11873
|
|
assert_valid_syntax %q{a b{c(d)}, "x" do end}, bug11873
|
|
assert_valid_syntax %q{a b(c(d)), "x" do end}, bug11873
|
|
end
|
|
|
|
def test_block_after_cmdarg_in_paren
|
|
bug11873 = '[ruby-core:72482] [Bug #11873]'
|
|
def bug11873.p(*);end;
|
|
|
|
assert_raise(LocalJumpError, bug11873) do
|
|
bug11873.instance_eval do
|
|
p p{p p;p(p)}, tap do
|
|
raise SyntaxError, "should not be passed to tap"
|
|
end
|
|
end
|
|
end
|
|
|
|
assert_raise(LocalJumpError, bug11873) do
|
|
bug11873.instance_eval do
|
|
p p{p(p);p p}, tap do
|
|
raise SyntaxError, "should not be passed to tap"
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_do_block_in_hash_brace
|
|
bug13073 = '[ruby-core:78837] [Bug #13073]'
|
|
assert_valid_syntax 'p :foo, {a: proc do end, b: proc do end}', bug13073
|
|
assert_valid_syntax 'p :foo, {:a => proc do end, b: proc do end}', bug13073
|
|
assert_valid_syntax 'p :foo, {"a": proc do end, b: proc do end}', bug13073
|
|
assert_valid_syntax 'p :foo, {** proc do end, b: proc do end}', bug13073
|
|
assert_valid_syntax 'p :foo, {proc do end => proc do end, b: proc do end}', bug13073
|
|
end
|
|
|
|
def test_do_after_local_variable
|
|
obj = Object.new
|
|
def obj.m; yield; end
|
|
result = assert_nothing_raised(SyntaxError) do
|
|
obj.instance_eval("m = 1; m do :ok end")
|
|
end
|
|
assert_equal(:ok, result)
|
|
end
|
|
|
|
def test_brace_after_local_variable
|
|
obj = Object.new
|
|
def obj.m; yield; end
|
|
result = assert_nothing_raised(SyntaxError) do
|
|
obj.instance_eval("m = 1; m {:ok}")
|
|
end
|
|
assert_equal(:ok, result)
|
|
end
|
|
|
|
def test_brace_after_literal_argument
|
|
bug = '[ruby-core:81037] [Bug #13547]'
|
|
error = /unexpected '{'/
|
|
assert_syntax_error('m "x" {}', error)
|
|
assert_syntax_error('m 1 {}', error, bug)
|
|
assert_syntax_error('m 1.0 {}', error, bug)
|
|
assert_syntax_error('m :m {}', error, bug)
|
|
assert_syntax_error('m :"#{m}" {}', error, bug)
|
|
assert_syntax_error('m ?x {}', error, bug)
|
|
assert_syntax_error('m %[] {}', error, bug)
|
|
assert_syntax_error('m 0..1 {}', error, bug)
|
|
assert_syntax_error('m [] {}', error, bug)
|
|
end
|
|
|
|
def test_return_toplevel
|
|
feature4840 = '[ruby-core:36785] [Feature #4840]'
|
|
line = __LINE__+2
|
|
code = "#{<<~"begin;"}#{<<~'end;'}"
|
|
begin;
|
|
return; raise
|
|
begin return; rescue SystemExit; exit false; end
|
|
begin return; ensure puts "ensured"; end #=> ensured
|
|
begin ensure return; end
|
|
begin raise; ensure; return; end
|
|
begin raise; rescue; return; end
|
|
return false; raise
|
|
return 1; raise
|
|
"#{return}"
|
|
raise((return; "should not raise"))
|
|
begin raise; ensure return; end; self
|
|
begin raise; ensure return; end and self
|
|
nil&defined?0--begin e=no_method_error(); return; 0;end
|
|
return puts('ignored') #=> ignored
|
|
end;
|
|
.split(/\n/).map {|s|[(line+=1), *s.split(/#=> /, 2)]}
|
|
failed = proc do |n, s|
|
|
RubyVM::InstructionSequence.compile(s, __FILE__, nil, n).disasm
|
|
end
|
|
Tempfile.create(%w"test_return_ .rb") do |lib|
|
|
lib.close
|
|
args = %W[-W0 -r#{lib.path}]
|
|
all_assertions_foreach(feature4840, *[:main, :lib].product([:class, :top], code)) do |main, klass, (n, s, *ex)|
|
|
if klass == :class
|
|
s = "class X; #{s}; end"
|
|
if main == :main
|
|
assert_in_out_err(%[-W0], s, [], /return/, proc {failed[n, s]}, success: false)
|
|
else
|
|
File.write(lib, s)
|
|
assert_in_out_err(args, "", [], /return/, proc {failed[n, s]}, success: false)
|
|
end
|
|
else
|
|
if main == :main
|
|
assert_in_out_err(%[-W0], s, ex, [], proc {failed[n, s]}, success: true)
|
|
else
|
|
File.write(lib, s)
|
|
assert_in_out_err(args, "", ex, [], proc {failed[n, s]}, success: true)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_syntax_error_in_rescue
|
|
bug12613 = '[ruby-core:76531] [Bug #12613]'
|
|
assert_syntax_error("#{<<-"begin;"}\n#{<<-"end;"}", /Invalid retry/, bug12613)
|
|
begin;
|
|
while true
|
|
begin
|
|
p
|
|
rescue
|
|
retry
|
|
else
|
|
retry
|
|
end
|
|
break
|
|
end
|
|
end;
|
|
end
|
|
|
|
def test_invalid_jump
|
|
assert_in_out_err(%w[-e redo], "", [], /^-e:1: /)
|
|
end
|
|
|
|
def test_keyword_not_parens
|
|
assert_valid_syntax("not()")
|
|
end
|
|
|
|
def test_rescue_do_end_raised
|
|
result = []
|
|
assert_raise(RuntimeError) do
|
|
eval("#{<<-"begin;"}\n#{<<-"end;"}")
|
|
begin;
|
|
tap do
|
|
result << :begin
|
|
raise "An exception occurred!"
|
|
ensure
|
|
result << :ensure
|
|
end
|
|
end;
|
|
end
|
|
assert_equal([:begin, :ensure], result)
|
|
end
|
|
|
|
def test_rescue_do_end_rescued
|
|
result = []
|
|
assert_nothing_raised(RuntimeError) do
|
|
eval("#{<<-"begin;"}\n#{<<-"end;"}")
|
|
begin;
|
|
tap do
|
|
result << :begin
|
|
raise "An exception occurred!"
|
|
rescue
|
|
result << :rescue
|
|
else
|
|
result << :else
|
|
ensure
|
|
result << :ensure
|
|
end
|
|
end;
|
|
end
|
|
assert_equal([:begin, :rescue, :ensure], result)
|
|
end
|
|
|
|
def test_rescue_do_end_no_raise
|
|
result = []
|
|
assert_nothing_raised(RuntimeError) do
|
|
eval("#{<<-"begin;"}\n#{<<-"end;"}")
|
|
begin;
|
|
tap do
|
|
result << :begin
|
|
rescue
|
|
result << :rescue
|
|
else
|
|
result << :else
|
|
ensure
|
|
result << :ensure
|
|
end
|
|
end;
|
|
end
|
|
assert_equal([:begin, :else, :ensure], result)
|
|
end
|
|
|
|
def test_rescue_do_end_ensure_result
|
|
result = eval("#{<<-"begin;"}\n#{<<-"end;"}")
|
|
begin;
|
|
proc do
|
|
:begin
|
|
ensure
|
|
:ensure
|
|
end.call
|
|
end;
|
|
assert_equal(:begin, result)
|
|
end
|
|
|
|
def test_rescue_do_end_ensure_in_lambda
|
|
result = []
|
|
eval("#{<<-"begin;"}\n#{<<-"end;"}")
|
|
begin;
|
|
-> do
|
|
result << :begin
|
|
raise "An exception occurred!"
|
|
rescue
|
|
result << :rescue
|
|
else
|
|
result << :else
|
|
ensure
|
|
result << :ensure
|
|
end.call
|
|
end;
|
|
assert_equal([:begin, :rescue, :ensure], result)
|
|
end
|
|
|
|
def test_return_in_loop
|
|
obj = Object.new
|
|
def obj.test
|
|
x = nil
|
|
return until x unless x
|
|
end
|
|
assert_nil obj.test
|
|
end
|
|
|
|
def test_method_call_location
|
|
line = __LINE__+5
|
|
e = assert_raise(NoMethodError) do
|
|
1.upto(0) do
|
|
end
|
|
.
|
|
foo(
|
|
1,
|
|
2,
|
|
)
|
|
end
|
|
assert_equal(line, e.backtrace_locations[0].lineno)
|
|
|
|
line = __LINE__+5
|
|
e = assert_raise(NoMethodError) do
|
|
1.upto 0 do
|
|
end
|
|
.
|
|
foo(
|
|
1,
|
|
2,
|
|
)
|
|
end
|
|
assert_equal(line, e.backtrace_locations[0].lineno)
|
|
end
|
|
|
|
def test_methoddef_in_cond
|
|
assert_valid_syntax('while def foo; tap do end; end; break; end')
|
|
assert_valid_syntax('while def foo a = tap do end; end; break; end')
|
|
end
|
|
|
|
def test_classdef_in_cond
|
|
assert_valid_syntax('while class Foo; tap do end; end; break; end')
|
|
assert_valid_syntax('while class Foo a = tap do end; end; break; end')
|
|
end
|
|
|
|
private
|
|
|
|
def not_label(x) @result = x; @not_label ||= nil end
|
|
def assert_not_label(expected, src, message = nil)
|
|
@result = nil
|
|
assert_nothing_raised(SyntaxError, message) {eval(src)}
|
|
assert_equal(expected, @result, message)
|
|
end
|
|
|
|
def make_tmpsrc(f, src)
|
|
f.open
|
|
f.truncate(0)
|
|
f.puts(src)
|
|
f.close
|
|
end
|
|
|
|
def with_script_lines
|
|
script_lines = nil
|
|
debug_lines = {}
|
|
Object.class_eval do
|
|
if defined?(SCRIPT_LINES__)
|
|
script_lines = SCRIPT_LINES__
|
|
remove_const :SCRIPT_LINES__
|
|
end
|
|
const_set(:SCRIPT_LINES__, debug_lines)
|
|
end
|
|
yield debug_lines
|
|
ensure
|
|
Object.class_eval do
|
|
remove_const :SCRIPT_LINES__
|
|
const_set(:SCRIPT_LINES__, script_lines) if script_lines
|
|
end
|
|
end
|
|
|
|
def caller_lineno(*)
|
|
caller_locations(1, 1)[0].lineno
|
|
end
|
|
end
|