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##
# Codegen tests
assert('peephole optimization does not eliminate move whose result is reused') do
assert_raise LocalJumpError do
def method
yield
end
method(&a &&= 0)
end
end
assert('empty condition in ternary expression parses correctly') do
assert_equal(() ? 1 : 2, 2)
end
assert('method call with exactly 127 arguments') do
def args_to_ary(*args)
args
end
assert_equal [0]*127, args_to_ary(
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, \
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, \
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, \
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, \
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, \
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
)
end
assert('nested empty heredoc') do
_, a = nil, <<B
#{<<A}
A
B
assert_equal "\n", a
end
assert('splat in case splat') do
a = *case
when 0
* = 1
end
assert_equal [1], a
end
assert('undef with 127 or more arguments') do
assert_raise NameError do
undef
a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a,
a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a,
a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a,
a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a, a
end
end
assert('next in normal loop with 127 arguments') do
assert_raise NameError do
while true
next A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A,A
end
end
end
assert('negate literal register alignment') do
a = *case
when 0
-0.0
2
end
assert_equal [2], a
end
assert('register window of calls (#3783)') do
# NODE_FOR
assert_nothing_raised do
for i in []; end
end
# NODE_SYMBOLS
assert_nothing_raised do
%i(sym)
end
# NODE_SCALL
assert_nothing_raised do
Object.new&.__id__
end
# NODE_RESCUE with splat
assert_nothing_raised do
begin
raise
rescue *[Exception]
end
end
# NODE_CASE
assert_nothing_raised do
case 1
when nil
end
end
# NODE_CASE with splat
assert_nothing_raised do
case 1
when *nil
end
end
# NODE_HASH
assert_nothing_raised do
{}.merge(
0=>0, 1=>1, 2=>2, 3=>3, 4=>4, 5=>5, 6=>6, 7=>7, 8=>8, 9=>9,
10=>10, 11=>11, 12=>12, 13=>13, 14=>14, 15=>15, 16=>16, 17=>17, 18=>18, 19=>19,
20=>20, 21=>21, 22=>22, 23=>23, 24=>24, 25=>25, 26=>26, 27=>27, 28=>28, 29=>29,
30=>30, 31=>31, 32=>32, 33=>33, 34=>34, 35=>35, 36=>36, 37=>37, 38=>38, 39=>39,
40=>40, 41=>41, 42=>42, 43=>43, 44=>44, 45=>45, 46=>46, 47=>47, 48=>48, 49=>49,
50=>50, 51=>51, 52=>52, 53=>53, 54=>54, 55=>55, 56=>56, 57=>57, 58=>58, 59=>59,
60=>60, 61=>61, 62=>62, 63=>63, 64=>64, 65=>65, 66=>66, 67=>67, 68=>68, 69=>69,
70=>70, 71=>71, 72=>72, 73=>73, 74=>74, 75=>75, 76=>76, 77=>77, 78=>78, 79=>79,
80=>80, 81=>81, 82=>82, 83=>83, 84=>84, 85=>85, 86=>86, 87=>87, 88=>88, 89=>89,
90=>90, 91=>91, 92=>92, 93=>93, 94=>94, 95=>95, 96=>96, 97=>97, 98=>98, 99=>99,
100=>100, 101=>101, 102=>102, 103=>103, 104=>104, 105=>105, 106=>106, 107=>107, 108=>108, 109=>109,
110=>110, 111=>111, 112=>112, 113=>113, 114=>114, 115=>115, 116=>116, 117=>117, 118=>118, 119=>119,
120=>120, 121=>121, 122=>122, 123=>123, 124=>124, 125=>125, 126=>126)
end
# NODE_OP_ASGN
o = Object.new
class << o
attr_accessor :a
end
o.a = 1
assert_nothing_raised{ o.a += 1 }
o.a = 1
assert_nothing_raised{ o.a <<= 1 }
o.a = 1
assert_nothing_raised{ o.a &&= 1 }
o = { k: 1 }
assert_nothing_raised{ o[:k] += 1 }
o = { k: 1 }
assert_nothing_raised{ o[:k] <<= 1 }
o = { k: 1 }
assert_nothing_raised{ o[:k] &&= 1 }
o = { k: 1 }
assert_nothing_raised{ o[*[:k]] += 1 }
o = { k: 1 }
assert_nothing_raised{ o[*[:k]] <<= 1 }
o = { k: 1 }
assert_nothing_raised{ o[*[:k]] &&= 1 }
# NODE_YIELD
def check_node_yield
yield
end
assert_nothing_raised do
check_node_yield{}
end
# NODE_DXSTR
assert_raise(NotImplementedError){ `#{:dynamic}` }
# NODE_XSTR
assert_raise(NotImplementedError){ `static` }
# NODE_DREGX
class Regexp; end
assert_raise(NoMethodError){ /#{'dynamic'}tail/ }
assert_raise(NoMethodError){ /#{'dynamic'}tail/iu }
# NODE_REGX
assert_raise(NoMethodError){ /static/ }
assert_raise(NoMethodError){ /static/iu }
Object.remove_const :Regexp
# NODE_UNDEF
assert_nothing_raised do
class << Object.new
undef send
end
end
# NODE_ALIAS
assert_nothing_raised do
class << Object.new
alias send2 send
end
end
end