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37679ee584
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26418 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
255 lines
6.6 KiB
Ruby
255 lines
6.6 KiB
Ruby
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 Fixnum, 1234
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assert_equal '1234', 1_2_3_4.inspect
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assert_instance_of Fixnum, 1_2_3_4
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assert_equal '18', 0x12.inspect
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assert_instance_of Fixnum, 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 Fixnum, 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 Fixnum, 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 Bignum, 123456789012345678901234567890
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assert_instance_of Float, 1.3
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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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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_dsymbol
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assert_equal :a3c, :"a#{1+2}c"
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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_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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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_range
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assert_instance_of Range, (1..2)
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assert_equal(1..2, 1..2)
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r = 1..2
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assert_equal 1, r.begin
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assert_equal 2, r.end
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assert_equal false, r.exclude_end?
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assert_instance_of Range, (1...3)
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assert_equal(1...3, 1...3)
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r = 1...3
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assert_equal 1, r.begin
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assert_equal 3, r.end
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assert_equal true, r.exclude_end?
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r = 1+2 .. 3+4
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assert_instance_of Range, r
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assert_equal 3, r.begin
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assert_equal 7, r.end
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assert_equal false, r.exclude_end?
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r = 1+2 ... 3+4
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assert_instance_of Range, r
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assert_equal 3, r.begin
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assert_equal 7, r.end
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assert_equal true, r.exclude_end?
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assert_instance_of Range, 'a'..'c'
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r = 'a'..'c'
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assert_equal 'a', r.begin
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assert_equal 'c', r.end
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end
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def test__FILE__
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assert_instance_of String, __FILE__
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assert_equal __FILE__, __FILE__
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assert_equal 'test_literal.rb', File.basename(__FILE__)
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end
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def test__LINE__
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assert_instance_of Fixnum, __LINE__
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assert_equal __LINE__, __LINE__
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end
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def test_integer
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head = ['', '0x', '0o', '0b', '0d', '-', '+']
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chars = ['0', '1', '_', '9', 'f']
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head.each {|h|
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4.times {|len|
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a = [h]
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len.times { a = a.product(chars).map {|x| x.join('') } }
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a.each {|s|
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next if s.empty?
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begin
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r1 = Integer(s)
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rescue ArgumentError
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r1 = :err
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end
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begin
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r2 = eval(s)
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rescue NameError, SyntaxError
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r2 = :err
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end
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assert_equal(r1, r2, "Integer(#{s.inspect}) != eval(#{s.inspect})")
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}
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}
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}
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bug2407 = '[ruby-dev:39798]'
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head.each {|h|
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if /^0/ =~ h
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begin
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eval("#{h}_")
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rescue SyntaxError => e
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assert_match(/numeric literal without digits\Z/, e.message, bug2407)
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end
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end
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}
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end
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def test_float
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head = ['', '-', '+']
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chars = ['0', '1', '_', '9', 'f', '.']
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head.each {|h|
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6.times {|len|
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a = [h]
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len.times { a = a.product(chars).map {|x| x.join('') } }
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a.each {|s|
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next if s.empty?
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next if /\.\z/ =~ s
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next if /\A[-+]?\./ =~ s
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next if /\A[-+]?0/ =~ s
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begin
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r1 = Float(s)
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rescue ArgumentError
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r1 = :err
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end
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begin
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r2 = eval(s)
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rescue NameError, SyntaxError
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r2 = :err
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end
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r2 = :err if Range === r2
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assert_equal(r1, r2, "Float(#{s.inspect}) != eval(#{s.inspect})")
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}
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}
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}
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end
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end
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