mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
80ad3e2a43
* test/ruby/test_syntax.rb (TestSyntax#assert_not_label): need to eval in the current binding. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38727 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
365 lines
11 KiB
Ruby
365 lines
11 KiB
Ruby
require 'test/unit'
|
|
require_relative 'envutil'
|
|
|
|
class TestSyntax < Test::Unit::TestCase
|
|
def test_syntax
|
|
assert_nothing_raised(Exception) do
|
|
for script in Dir[File.expand_path("../../../{lib,sample,ext,test}/**/*.rb", __FILE__)].sort
|
|
assert_valid_syntax(IO::read(script), script)
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_must_ascii_compatible
|
|
require 'tempfile'
|
|
f = Tempfile.new("must_ac_")
|
|
Encoding.list.each do |enc|
|
|
next unless enc.ascii_compatible?
|
|
make_tmpsrc(f, "# -*- coding: #{enc.name} -*-")
|
|
assert_nothing_raised(ArgumentError, enc.name) {load(f.path)}
|
|
end
|
|
Encoding.list.each do |enc|
|
|
next if enc.ascii_compatible?
|
|
make_tmpsrc(f, "# -*- coding: #{enc.name} -*-")
|
|
assert_raise(ArgumentError, enc.name) {load(f.path)}
|
|
end
|
|
f.close!
|
|
end
|
|
|
|
def test_script_lines
|
|
require 'tempfile'
|
|
f = Tempfile.new("bug4361_")
|
|
bug4361 = '[ruby-dev:43168]'
|
|
with_script_lines do |debug_lines|
|
|
Encoding.list.each do |enc|
|
|
next unless enc.ascii_compatible?
|
|
make_tmpsrc(f, "# -*- coding: #{enc.name} -*-\n#----------------")
|
|
load(f.path)
|
|
assert_equal([f.path], debug_lines.keys)
|
|
assert_equal([enc, enc], debug_lines[f.path].map(&:encoding), bug4361)
|
|
end
|
|
end
|
|
f.close!
|
|
end
|
|
|
|
def test_newline_in_block_parameters
|
|
bug = '[ruby-dev:45292]'
|
|
["", "a", "a, b"].product(["", ";x", [";", "x"]]) do |params|
|
|
params = ["|", *params, "|"].join("\n")
|
|
assert_valid_syntax("1.times{#{params}}", __FILE__, "#{bug} #{params.inspect}")
|
|
end
|
|
end
|
|
|
|
tap do |_,
|
|
bug6115 = '[ruby-dev:45308]',
|
|
blockcall = '["elem"].each_with_object [] do end',
|
|
methods = [['map', 'no'], ['inject([])', 'with']],
|
|
blocks = [['do end', 'do'], ['{}', 'brace']],
|
|
*|
|
|
[%w'. dot', %w':: colon'].product(methods, blocks) do |(c, n1), (m, n2), (b, n3)|
|
|
m = m.tr_s('()', ' ').strip if n2 == 'do'
|
|
name = "test_#{n3}_block_after_blockcall_#{n1}_#{n2}_arg"
|
|
code = "#{blockcall}#{c}#{m} #{b}"
|
|
define_method(name) {assert_valid_syntax(code, bug6115)}
|
|
end
|
|
end
|
|
|
|
def test_keyword_rest
|
|
bug5989 = '[ruby-core:42455]'
|
|
assert_valid_syntax("def kwrest_test(**a) a; end", __FILE__, bug5989)
|
|
assert_valid_syntax("def kwrest_test2(**a, &b) end", __FILE__, bug5989)
|
|
o = Object.new
|
|
def o.kw(**a) a end
|
|
assert_equal({}, o.kw, bug5989)
|
|
assert_equal({foo: 1}, o.kw(foo: 1), bug5989)
|
|
assert_equal({foo: 1, bar: 2}, o.kw(foo: 1, bar: 2), bug5989)
|
|
EnvUtil.under_gc_stress do
|
|
eval("def o.m(k: 0) k end")
|
|
end
|
|
assert_equal(42, o.m(k: 42), '[ruby-core:45744]')
|
|
end
|
|
|
|
def test_keyword_splat
|
|
assert_valid_syntax("foo(**h)", __FILE__)
|
|
o = Object.new
|
|
def o.kw(k1: 1, k2: 2) [k1, k2] end
|
|
h = {k1: 11, k2: 12}
|
|
assert_equal([11, 12], o.kw(**h))
|
|
assert_equal([11, 22], o.kw(k2: 22, **h))
|
|
assert_equal([11, 12], o.kw(**h, **{k2: 22}))
|
|
assert_equal([11, 22], o.kw(**{k2: 22}, **h))
|
|
h = {k3: 31}
|
|
assert_raise(ArgumentError) {o.kw(**h)}
|
|
h = {"k1"=>11, k2: 12}
|
|
assert_raise(TypeError) {o.kw(**h)}
|
|
end
|
|
|
|
def test_warn_grouped_expression
|
|
bug5214 = '[ruby-core:39050]'
|
|
assert_warning("", bug5214) do
|
|
assert_valid_syntax("foo \\\n(\n true)", "test") {$VERBOSE = true}
|
|
end
|
|
end
|
|
|
|
def test_warn_unreachable
|
|
assert_warning("test:3: warning: statement not reached\n") do
|
|
code = "loop do\n" "break\n" "foo\n" "end"
|
|
assert_valid_syntax(code, "test") {$VERBOSE = true}
|
|
end
|
|
end
|
|
|
|
def test_cmd_symbol_after_keyword
|
|
bug6347 = '[ruby-dev:45563]'
|
|
assert_not_label(:foo, 'if true then not_label:foo end', bug6347)
|
|
assert_not_label(:foo, 'if false; else not_label:foo end', bug6347)
|
|
assert_not_label(:foo, 'begin not_label:foo end', bug6347)
|
|
assert_not_label(:foo, 'begin ensure not_label:foo end', bug6347)
|
|
end
|
|
|
|
def test_cmd_symbol_in_string
|
|
bug6347 = '[ruby-dev:45563]'
|
|
assert_not_label(:foo, '"#{not_label:foo}"', bug6347)
|
|
end
|
|
|
|
def test_cmd_symbol_singleton_class
|
|
bug6347 = '[ruby-dev:45563]'
|
|
@not_label = self
|
|
assert_not_label(:foo, 'class << not_label:foo; end', bug6347)
|
|
end
|
|
|
|
def test_cmd_symbol_superclass
|
|
bug6347 = '[ruby-dev:45563]'
|
|
@not_label = Object
|
|
assert_not_label(:foo, 'class Foo < not_label:foo; end', bug6347)
|
|
end
|
|
|
|
def test_duplicated_arg
|
|
assert_syntax_error("def foo(a, a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_rest
|
|
assert_syntax_error("def foo(a, *a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_opt
|
|
assert_syntax_error("def foo(a, a=1) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_opt_rest
|
|
assert_syntax_error("def foo(a=1, *a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_rest_opt
|
|
assert_syntax_error("def foo(*a, a=1) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_rest_post
|
|
assert_syntax_error("def foo(*a, a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_opt_post
|
|
assert_syntax_error("def foo(a=1, a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_kw
|
|
assert_syntax_error("def foo(a, a: 1) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_rest_kw
|
|
assert_syntax_error("def foo(*a, a: 1) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_opt_kw
|
|
assert_syntax_error("def foo(a=1, a: 1) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_kw_kwrest
|
|
assert_syntax_error("def foo(a: 1, **a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_rest_kwrest
|
|
assert_syntax_error("def foo(*a, **a) end", /duplicated argument name/)
|
|
end
|
|
|
|
def test_duplicated_opt_kwrest
|
|
assert_syntax_error("def foo(a=1, **a) end", /duplicated argument name/)
|
|
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 = 1
|
|
eval %q{
|
|
case 1
|
|
when 1, 1
|
|
when 1, a
|
|
when 1, 1
|
|
end
|
|
}
|
|
}
|
|
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_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 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_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
|
|
|
|
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
|