mirror of
https://github.com/ruby/ruby.git
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6a57127222
* parse.y (no_digits): return tINTEGER instead of unexpected end-of-input, to get rid of extra error messages. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63126 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
567 lines
17 KiB
Ruby
567 lines
17 KiB
Ruby
# -*- coding: us-ascii -*-
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# frozen_string_literal: false
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require 'test/unit'
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class TestRubyLiteral < Test::Unit::TestCase
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def test_special_const
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assert_equal 'true', true.inspect
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assert_instance_of TrueClass, true
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assert_equal 'false', false.inspect
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assert_instance_of FalseClass, false
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assert_equal 'nil', nil.inspect
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assert_instance_of NilClass, nil
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assert_equal ':sym', :sym.inspect
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assert_instance_of Symbol, :sym
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assert_equal '1234', 1234.inspect
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assert_instance_of Integer, 1234
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assert_equal '1234', 1_2_3_4.inspect
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assert_instance_of Integer, 1_2_3_4
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assert_equal '18', 0x12.inspect
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assert_instance_of Integer, 0x12
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assert_raise(SyntaxError) { eval("0x") }
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assert_equal '15', 0o17.inspect
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assert_instance_of Integer, 0o17
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assert_raise(SyntaxError) { eval("0o") }
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assert_equal '5', 0b101.inspect
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assert_instance_of Integer, 0b101
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assert_raise(SyntaxError) { eval("0b") }
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assert_equal '123456789012345678901234567890', 123456789012345678901234567890.inspect
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assert_instance_of Integer, 123456789012345678901234567890
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assert_instance_of Float, 1.3
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assert_equal '2', eval("0x00+2").inspect
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end
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def test_self
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assert_equal self, self
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assert_instance_of TestRubyLiteral, self
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assert_respond_to self, :test_self
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end
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def test_string
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assert_instance_of String, ?a
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assert_equal "a", ?a
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assert_instance_of String, ?A
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assert_equal "A", ?A
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assert_instance_of String, ?\n
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assert_equal "\n", ?\n
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assert_equal " ", ?\ # space
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assert_equal '', ''
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assert_equal 'string', 'string'
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assert_equal 'string string', 'string string'
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assert_equal ' ', ' '
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assert_equal ' ', " "
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assert_equal "\0", "\0"
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assert_equal "\1", "\1"
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assert_equal "3", "\x33"
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assert_equal "\n", "\n"
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bug2500 = '[ruby-core:27228]'
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bug5262 = '[ruby-core:39222]'
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%w[c C- M-].each do |pre|
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["u", %w[u{ }]].each do |open, close|
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["?", ['"', '"']].each do |qopen, qclose|
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str = "#{qopen}\\#{pre}\\#{open}5555#{close}#{qclose}"
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assert_raise(SyntaxError, "#{bug2500} eval(#{str})") {eval(str)}
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str = "#{qopen}\\#{pre}\\#{open}\u201c#{close}#{qclose}"
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assert_raise(SyntaxError, "#{bug5262} eval(#{str})") {eval(str)}
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str = "#{qopen}\\#{pre}\\#{open}\u201c#{close}#{qclose}".encode("euc-jp")
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assert_raise(SyntaxError, "#{bug5262} eval(#{str})") {eval(str)}
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str = "#{qopen}\\#{pre}\\#{open}\u201c#{close}#{qclose}".encode("iso-8859-13")
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assert_raise(SyntaxError, "#{bug5262} eval(#{str})") {eval(str)}
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str = "#{qopen}\\#{pre}\\#{open}\xe2\x7f#{close}#{qclose}".force_encoding("utf-8")
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assert_raise(SyntaxError, "#{bug5262} eval(#{str})") {eval(str)}
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end
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end
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end
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bug6069 = '[ruby-dev:45278]'
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assert_equal "\x13", "\c\x33"
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assert_equal "\x13", "\C-\x33"
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assert_equal "\xB3", "\M-\x33"
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assert_equal "\u201c", eval(%["\\\u{201c}"]), bug5262
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assert_equal "\u201c".encode("euc-jp"), eval(%["\\\u{201c}"].encode("euc-jp")), bug5262
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assert_equal "\u201c".encode("iso-8859-13"), eval(%["\\\u{201c}"].encode("iso-8859-13")), bug5262
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assert_equal "\\\u201c", eval(%['\\\u{201c}']), bug6069
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assert_equal "\\\u201c".encode("euc-jp"), eval(%['\\\u{201c}'].encode("euc-jp")), bug6069
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assert_equal "\\\u201c".encode("iso-8859-13"), eval(%['\\\u{201c}'].encode("iso-8859-13")), bug6069
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assert_equal "\u201c", eval(%[?\\\u{201c}]), bug6069
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assert_equal "\u201c".encode("euc-jp"), eval(%[?\\\u{201c}].encode("euc-jp")), bug6069
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assert_equal "\u201c".encode("iso-8859-13"), eval(%[?\\\u{201c}].encode("iso-8859-13")), bug6069
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assert_equal "ab", eval("?a 'b'")
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assert_equal "a\nb", eval("<<A 'b'\na\nA")
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end
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def test_dstring
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assert_equal '2', "#{1+1}"
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assert_equal '16', "#{2 ** 4}"
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s = "string"
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assert_equal s, "#{s}"
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a = 'Foo'
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b = "#{a}" << 'Bar'
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assert_equal('Foo', a, 'r3842')
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assert_equal('FooBar', b, 'r3842')
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end
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def test_dstring_encoding
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bug11519 = '[ruby-core:70703] [Bug #11519]'
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['"foo#{}"', '"#{}foo"', '"#{}"'].each do |code|
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a = eval("#-*- coding: utf-8 -*-\n#{code}")
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assert_equal(Encoding::UTF_8, a.encoding,
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proc{"#{bug11519}: #{code}.encoding"})
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end
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end
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def test_dsymbol
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assert_equal :a3c, :"a#{1+2}c"
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end
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def test_dsymbol_redefined_intern
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assert_separately([], "#{<<-"begin;"}\n#{<<-'end;'}")
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begin;
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class String
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alias _intern intern
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def intern
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"<#{upcase}>"
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end
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end
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mesg = "literal symbol should not be affected by method redefinition"
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str = "foo"
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assert_equal(:foo, :"#{str}", mesg)
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end;
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end
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def test_xstring
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assert_equal "foo\n", `echo foo`
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s = 'foo'
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assert_equal "foo\n", `echo #{s}`
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end
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def test_frozen_string
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all_assertions do |a|
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a.for("false with indicator") do
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str = eval("# -*- frozen-string-literal: false -*-\n""'foo'")
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assert_not_predicate(str, :frozen?)
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end
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a.for("true with indicator") do
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str = eval("# -*- frozen-string-literal: true -*-\n""'foo'")
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assert_predicate(str, :frozen?)
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end
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a.for("false without indicator") do
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str = eval("# frozen-string-literal: false\n""'foo'")
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assert_not_predicate(str, :frozen?)
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end
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a.for("true without indicator") do
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str = eval("# frozen-string-literal: true\n""'foo'")
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assert_predicate(str, :frozen?)
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end
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a.for("false with preceding garbage") do
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str = eval("# x frozen-string-literal: false\n""'foo'")
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assert_not_predicate(str, :frozen?)
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end
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a.for("true with preceding garbage") do
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str = eval("# x frozen-string-literal: true\n""'foo'")
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assert_not_predicate(str, :frozen?)
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end
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a.for("false with succeeding garbage") do
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str = eval("# frozen-string-literal: false x\n""'foo'")
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assert_not_predicate(str, :frozen?)
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end
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a.for("true with succeeding garbage") do
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str = eval("# frozen-string-literal: true x\n""'foo'")
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assert_not_predicate(str, :frozen?)
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end
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end
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end
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if defined?(RubyVM::InstructionSequence.compile_option) and
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RubyVM::InstructionSequence.compile_option.key?(:debug_frozen_string_literal)
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def test_debug_frozen_string
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src = 'n = 1; "foo#{n ? "-#{n}" : ""}"'; f = "test.rb"; n = 1
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opt = {frozen_string_literal: true, debug_frozen_string_literal: true}
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str = RubyVM::InstructionSequence.compile(src, f, f, n, opt).eval
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assert_equal("foo-1", str)
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assert_predicate(str, :frozen?)
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assert_raise_with_message(FrozenError, /created at #{Regexp.quote(f)}:#{n}/) {
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str << "x"
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}
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end
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end
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def test_regexp
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assert_instance_of Regexp, //
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assert_match(//, 'a')
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assert_match(//, '')
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assert_instance_of Regexp, /a/
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assert_match(/a/, 'a')
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assert_no_match(/test/, 'tes')
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re = /test/
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assert_match re, 'test'
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str = 'test'
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assert_match re, str
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assert_match(/test/, str)
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assert_equal 0, (/test/ =~ 'test')
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assert_equal 0, (re =~ 'test')
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assert_equal 0, (/test/ =~ str)
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assert_equal 0, (re =~ str)
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assert_equal 0, ('test' =~ /test/)
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assert_equal 0, ('test' =~ re)
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assert_equal 0, (str =~ /test/)
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assert_equal 0, (str =~ re)
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end
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def test_dregexp
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assert_instance_of Regexp, /re#{'ge'}xp/
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assert_equal(/regexp/, /re#{'ge'}xp/)
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bug3903 = '[ruby-core:32682]'
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assert_raise(SyntaxError, bug3903) {eval('/[#{"\x80"}]/')}
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end
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def test_array
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assert_instance_of Array, []
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assert_equal [], []
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assert_equal 0, [].size
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assert_instance_of Array, [0]
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assert_equal [3], [3]
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assert_equal 1, [3].size
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a = [3]
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assert_equal 3, a[0]
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assert_instance_of Array, [1,2]
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assert_equal [1,2], [1,2]
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assert_instance_of Array, [1,2,3,4,5]
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assert_equal [1,2,3,4,5], [1,2,3,4,5]
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assert_equal 5, [1,2,3,4,5].size
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a = [1,2]
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assert_equal 1, a[0]
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assert_equal 2, a[1]
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a = [1 + 2, 3 + 4, 5 + 6]
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assert_instance_of Array, a
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assert_equal [3, 7, 11], a
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assert_equal 7, a[1]
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assert_equal 1, ([0][0] += 1)
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assert_equal 1, ([2][0] -= 1)
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a = [obj = Object.new]
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assert_instance_of Array, a
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assert_equal 1, a.size
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assert_equal obj, a[0]
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a = [1,2,3]
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a[1] = 5
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assert_equal 5, a[1]
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end
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def test_hash
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assert_instance_of Hash, {}
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assert_equal({}, {})
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assert_instance_of Hash, {1 => 2}
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assert_equal({1 => 2}, {1 => 2})
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h = {1 => 2}
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assert_equal 2, h[1]
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h = {"string" => "literal", "goto" => "hell"}
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assert_equal h, h
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assert_equal 2, h.size
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assert_equal h, h
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assert_equal "literal", h["string"]
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end
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def test_big_array_and_hash_literal
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assert_normal_exit %q{GC.disable=true; x = nil; raise if eval("[#{(1..1_000_000).map{'x'}.join(", ")}]").size != 1_000_000}, "", timeout: 300, child_env: %[--disable-gems]
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assert_normal_exit %q{GC.disable=true; x = nil; raise if eval("[#{(1..1_000_000).to_a.join(", ")}]").size != 1_000_000}, "", timeout: 300, child_env: %[--disable-gems]
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assert_normal_exit %q{GC.disable=true; x = nil; raise if eval("{#{(1..1_000_000).map{|n| "#{n} => x"}.join(', ')}}").size != 1_000_000}, "", timeout: 300, child_env: %[--disable-gems]
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assert_normal_exit %q{GC.disable=true; x = nil; raise if eval("{#{(1..1_000_000).map{|n| "#{n} => #{n}"}.join(', ')}}").size != 1_000_000}, "", timeout: 300, child_env: %[--disable-gems]
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end
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def test_big_hash_literal
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bug7466 = '[ruby-dev:46658]'
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h = {
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0xFE042 => 0xE5CD,
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0xFE043 => 0xE5CD,
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0xFE045 => 0xEA94,
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0xFE046 => 0xE4E3,
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0xFE047 => 0xE4E2,
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0xFE048 => 0xEA96,
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0xFE049 => 0x3013,
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0xFE04A => 0xEB36,
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0xFE04B => 0xEB37,
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0xFE04C => 0xEB38,
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0xFE04D => 0xEB49,
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0xFE04E => 0xEB82,
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0xFE04F => 0xE4D2,
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0xFE050 => 0xEB35,
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0xFE051 => 0xEAB9,
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0xFE052 => 0xEABA,
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0xFE053 => 0xE4D4,
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0xFE054 => 0xE4CD,
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0xFE055 => 0xEABB,
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0xFE056 => 0xEABC,
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0xFE057 => 0xEB32,
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0xFE058 => 0xEB33,
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0xFE059 => 0xEB34,
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0xFE05A => 0xEB39,
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0xFE05B => 0xEB5A,
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0xFE190 => 0xE5A4,
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0xFE191 => 0xE5A5,
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0xFE192 => 0xEAD0,
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0xFE193 => 0xEAD1,
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0xFE194 => 0xEB47,
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0xFE195 => 0xE509,
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0xFE196 => 0xEAA0,
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0xFE197 => 0xE50B,
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0xFE198 => 0xEAA1,
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0xFE199 => 0xEAA2,
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0xFE19A => 0x3013,
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0xFE19B => 0xE4FC,
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0xFE19C => 0xE4FA,
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0xFE19D => 0xE4FC,
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0xFE19E => 0xE4FA,
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0xFE19F => 0xE501,
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0xFE1A0 => 0x3013,
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0xFE1A1 => 0xE5DD,
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0xFE1A2 => 0xEADB,
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0xFE1A3 => 0xEAE9,
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0xFE1A4 => 0xEB13,
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0xFE1A5 => 0xEB14,
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0xFE1A6 => 0xEB15,
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0xFE1A7 => 0xEB16,
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0xFE1A8 => 0xEB17,
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0xFE1A9 => 0xEB18,
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0xFE1AA => 0xEB19,
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0xFE1AB => 0xEB1A,
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0xFE1AC => 0xEB44,
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0xFE1AD => 0xEB45,
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0xFE1AE => 0xE4CB,
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0xFE1AF => 0xE5BF,
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0xFE1B0 => 0xE50E,
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0xFE1B1 => 0xE4EC,
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0xFE1B2 => 0xE4EF,
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0xFE1B3 => 0xE4F8,
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0xFE1B4 => 0x3013,
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0xFE1B5 => 0x3013,
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0xFE1B6 => 0xEB1C,
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0xFE1B9 => 0xEB7E,
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0xFE1D3 => 0xEB22,
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0xFE7DC => 0xE4D8,
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0xFE1D4 => 0xEB23,
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0xFE1D5 => 0xEB24,
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0xFE1D6 => 0xEB25,
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0xFE1CC => 0xEB1F,
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0xFE1CD => 0xEB20,
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0xFE1CE => 0xE4D9,
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0xFE1CF => 0xE48F,
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0xFE1C5 => 0xE5C7,
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0xFE1C6 => 0xEAEC,
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0xFE1CB => 0xEB1E,
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0xFE1DA => 0xE4DD,
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0xFE1E1 => 0xEB57,
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0xFE1E2 => 0xEB58,
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0xFE1E3 => 0xE492,
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0xFE1C9 => 0xEB1D,
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0xFE1D9 => 0xE4D3,
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0xFE1DC => 0xE5D4,
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0xFE1BA => 0xE4E0,
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0xFE1BB => 0xEB76,
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0xFE1C8 => 0xE4E0,
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0xFE1DD => 0xE5DB,
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0xFE1BC => 0xE4DC,
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0xFE1D8 => 0xE4DF,
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0xFE1BD => 0xE49A,
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0xFE1C7 => 0xEB1B,
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0xFE1C2 => 0xE5C2,
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0xFE1C0 => 0xE5C0,
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0xFE1B8 => 0xE4DB,
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0xFE1C3 => 0xE470,
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0xFE1BE => 0xE4D8,
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0xFE1C4 => 0xE4D9,
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0xFE1B7 => 0xE4E1,
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0xFE1BF => 0xE4DE,
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0xFE1C1 => 0xE5C1,
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0xFE1CA => 0x3013,
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0xFE1D0 => 0xE4E1,
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0xFE1D1 => 0xEB21,
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0xFE1D2 => 0xE4D7,
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0xFE1D7 => 0xE4DA,
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0xFE1DB => 0xE4EE,
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0xFE1DE => 0xEB3F,
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0xFE1DF => 0xEB46,
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0xFE1E0 => 0xEB48,
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0xFE336 => 0xE4FB,
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0xFE320 => 0xE472,
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0xFE321 => 0xEB67,
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0xFE322 => 0xEACA,
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0xFE323 => 0xEAC0,
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0xFE324 => 0xE5AE,
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0xFE325 => 0xEACB,
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0xFE326 => 0xEAC9,
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0xFE327 => 0xE5C4,
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0xFE328 => 0xEAC1,
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0xFE329 => 0xE4E7,
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0xFE32A => 0xE4E7,
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0xFE32B => 0xEACD,
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0xFE32C => 0xEACF,
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0xFE32D => 0xEACE,
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0xFE32E => 0xEAC7,
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0xFE32F => 0xEAC8,
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0xFE330 => 0xE471,
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0xFE331 => "[Bug #7466]",
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}
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k = h.keys
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assert_equal([129, 0xFE331], [k.size, k.last], bug7466)
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code = [
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"h = {",
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(1..128).map {|i| "#{i} => 0,"},
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(129..140).map {|i| "#{i} => [],"},
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"}",
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].join
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assert_separately([], <<-"end;")
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GC.stress = true
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#{code}
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GC.stress = false
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assert_equal(140, h.size)
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end;
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end
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|
|
|
def test_hash_duplicated_key
|
|
h = EnvUtil.suppress_warning do
|
|
eval <<~end
|
|
# This is a syntax that renders warning at very early stage.
|
|
# eval used to delay warning, to be suppressible by EnvUtil.
|
|
{"a" => 100, "b" => 200, "a" => 300, "a" => 400}
|
|
end
|
|
end
|
|
assert_equal(2, h.size)
|
|
assert_equal(400, h['a'])
|
|
assert_equal(200, h['b'])
|
|
assert_nil(h['c'])
|
|
assert_equal(nil, h.key('300'))
|
|
end
|
|
|
|
def test_hash_frozen_key_id
|
|
key = "a".freeze
|
|
h = {key => 100}
|
|
assert_equal(100, h['a'])
|
|
assert_same(key, *h.keys)
|
|
end
|
|
|
|
def test_hash_key_tampering
|
|
key = "a"
|
|
h = {key => 100}
|
|
key.upcase!
|
|
assert_equal(100, h['a'])
|
|
end
|
|
|
|
def test_range
|
|
assert_instance_of Range, (1..2)
|
|
assert_equal(1..2, 1..2)
|
|
r = 1..2
|
|
assert_equal 1, r.begin
|
|
assert_equal 2, r.end
|
|
assert_equal false, r.exclude_end?
|
|
assert_instance_of Range, (1...3)
|
|
assert_equal(1...3, 1...3)
|
|
r = 1...3
|
|
assert_equal 1, r.begin
|
|
assert_equal 3, r.end
|
|
assert_equal true, r.exclude_end?
|
|
r = 1+2 .. 3+4
|
|
assert_instance_of Range, r
|
|
assert_equal 3, r.begin
|
|
assert_equal 7, r.end
|
|
assert_equal false, r.exclude_end?
|
|
r = 1+2 ... 3+4
|
|
assert_instance_of Range, r
|
|
assert_equal 3, r.begin
|
|
assert_equal 7, r.end
|
|
assert_equal true, r.exclude_end?
|
|
assert_instance_of Range, 'a'..'c'
|
|
r = 'a'..'c'
|
|
assert_equal 'a', r.begin
|
|
assert_equal 'c', r.end
|
|
end
|
|
|
|
def test__FILE__
|
|
assert_instance_of String, __FILE__
|
|
assert_equal __FILE__, __FILE__
|
|
assert_equal 'test_literal.rb', File.basename(__FILE__)
|
|
end
|
|
|
|
def test__LINE__
|
|
assert_instance_of Integer, __LINE__
|
|
assert_equal __LINE__, __LINE__
|
|
end
|
|
|
|
def test_integer
|
|
head = ['', '0x', '0o', '0b', '0d', '-', '+']
|
|
chars = ['0', '1', '_', '9', 'f']
|
|
head.each {|h|
|
|
4.times {|len|
|
|
a = [h]
|
|
len.times { a = a.product(chars).map {|x| x.join('') } }
|
|
a.each {|s|
|
|
next if s.empty?
|
|
begin
|
|
r1 = Integer(s)
|
|
rescue ArgumentError
|
|
r1 = :err
|
|
end
|
|
begin
|
|
r2 = eval(s)
|
|
rescue NameError, SyntaxError
|
|
r2 = :err
|
|
end
|
|
assert_equal(r1, r2, "Integer(#{s.inspect}) != eval(#{s.inspect})")
|
|
}
|
|
}
|
|
}
|
|
bug2407 = '[ruby-dev:39798]'
|
|
head.grep_v(/^0/) do |s|
|
|
head.grep(/^0/) do |h|
|
|
h = "#{s}#{h}_"
|
|
assert_syntax_error(h, /numeric literal without digits\Z/, "#{bug2407}: #{h.inspect}")
|
|
end
|
|
end
|
|
end
|
|
|
|
def test_float
|
|
head = ['', '-', '+']
|
|
chars = ['0', '1', '_', '9', 'f', '.']
|
|
head.each {|h|
|
|
6.times {|len|
|
|
a = [h]
|
|
len.times { a = a.product(chars).map {|x| x.join('') } }
|
|
a.each {|s|
|
|
next if s.empty?
|
|
next if /\.\z/ =~ s
|
|
next if /\A[-+]?\./ =~ s
|
|
next if /\A[-+]?0/ =~ s
|
|
begin
|
|
r1 = Float(s)
|
|
rescue ArgumentError
|
|
r1 = :err
|
|
end
|
|
begin
|
|
r2 = eval(s)
|
|
rescue NameError, SyntaxError
|
|
r2 = :err
|
|
end
|
|
r2 = :err if Range === r2
|
|
assert_equal(r1, r2, "Float(#{s.inspect}) != eval(#{s.inspect})")
|
|
}
|
|
}
|
|
}
|
|
assert_equal(100.0, 0.0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000100e100)
|
|
end
|
|
|
|
def test_symbol_list
|
|
assert_equal([:foo, :bar], %i[foo bar])
|
|
assert_equal([:"\"foo"], %i["foo])
|
|
|
|
x = 10
|
|
assert_equal([:foo, :b10], %I[foo b#{x}])
|
|
assert_equal([:"\"foo10"], %I["foo#{x}])
|
|
|
|
assert_ruby_status(["--disable-gems", "--dump=parsetree"], "%I[foo bar]")
|
|
end
|
|
end
|