зеркало из https://github.com/github/ruby.git
420 строки
13 KiB
Ruby
420 строки
13 KiB
Ruby
# C0 coverage of each instructions
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# :NOTE: This is for development purpose; never consider this file as
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# ISeq compilation specification.
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begin
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# This library brings some additional coverage.
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# Not mandatory.
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require 'rbconfig/sizeof'
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rescue LoadError
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# OK, just skip
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else
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$FIXNUM_MAX = RbConfig::LIMITS["FIXNUM_MAX"]
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$FIXNUM_MIN = RbConfig::LIMITS["FIXNUM_MIN"]
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end
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fsl = { frozen_string_literal: true } # used later
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tests = [
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# insn , expression to generate such insn
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[ 'nop', %q{ raise rescue true }, ],
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[ 'setlocal *, 0', %q{ x = true }, ],
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[ 'setlocal *, 1', %q{ x = nil; -> { x = true }.call }, ],
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[ 'setlocal', %q{ x = nil; -> { -> { x = true }.() }.() }, ],
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[ 'getlocal *, 0', %q{ x = true; x }, ],
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[ 'getlocal *, 1', %q{ x = true; -> { x }.call }, ],
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[ 'getlocal', %q{ x = true; -> { -> { x }.() }.() }, ],
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[ 'setblockparam', <<~'},', ], # {
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def m&b
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b = # here
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proc { true }
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end
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m { false }.call
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},
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[ 'getblockparam', <<~'},', ], # {
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def m&b
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b # here
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end
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m { true }.call
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},
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[ 'getblockparamproxy', <<~'},', ], # {
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def m&b
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b # here
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.call
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end
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m { true }
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},
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[ 'setspecial', %q{ true if true..true }, ],
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[ 'getspecial', %q{ $&.nil? }, ],
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[ 'getspecial', %q{ $`.nil? }, ],
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[ 'getspecial', %q{ $'.nil? }, ],
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[ 'getspecial', %q{ $+.nil? }, ],
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[ 'getspecial', %q{ $1.nil? }, ],
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[ 'getspecial', %q{ $128.nil? }, ],
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[ 'getglobal', %q{ String === $0 }, ],
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[ 'getglobal', %q{ $_.nil? }, ],
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[ 'setglobal', %q{ $0 = "true" }, ],
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[ 'setinstancevariable', %q{ @x = true }, ],
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[ 'getinstancevariable', %q{ @x = true; @x }, ],
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[ 'setclassvariable', %q{ @@x = true }, ],
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[ 'getclassvariable', %q{ @@x = true; @@x }, ],
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[ 'setconstant', %q{ X = true }, ],
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[ 'setconstant', %q{ Object::X = true }, ],
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[ 'getconstant', %q{ X = true; X }, ],
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[ 'getconstant', %q{ X = true; Object::X }, ],
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[ 'getinlinecache / setinlinecache', %q{ def x; X; end; X = true; x; x; x }, ],
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[ 'putnil', %q{ $~ == nil }, ],
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[ 'putself', %q{ $~ != self }, ],
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[ 'putobject INT2FIX(0)', %q{ $~ != 0 }, ],
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[ 'putobject INT2FIX(1)', %q{ $~ != 1 }, ],
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[ 'putobject', %q{ $~ != -1 }, ],
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[ 'putobject', %q{ $~ != /x/ }, ],
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[ 'putobject', %q{ $~ != :x }, ],
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[ 'putobject', %q{ $~ != (1..2) }, ],
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[ 'putobject', %q{ $~ != true }, ],
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[ 'putobject', %q{ /(?<x>x)/ =~ "x"; x == "x" }, ],
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[ 'putspecialobject', %q{ {//=>true}[//] }, ],
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[ 'putiseq', %q{ -> { true }.() }, ],
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[ 'putstring', %q{ "true" }, ],
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[ 'tostring / concatstrings', %q{ "#{true}" }, ],
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[ 'freezestring', %q{ "#{true}" }, fsl, ],
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[ 'freezestring', %q{ "#{true}" }, '-d', fsl, ],
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[ 'toregexp', %q{ /#{true}/ =~ "true" && $~ }, ],
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[ 'intern', %q{ :"#{true}" }, ],
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[ 'newarray', %q{ ["true"][0] }, ],
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[ 'duparray', %q{ [ true ][0] }, ],
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[ 'expandarray', %q{ y = [ true, false, nil ]; x, = y; x }, ],
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[ 'expandarray', %q{ y = [ true, false, nil ]; x, *z = y; x }, ],
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[ 'expandarray', %q{ y = [ true, false, nil ]; x, *z, w = y; x }, ],
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[ 'splatarray', %q{ x, = *(y = true), false; x }, ],
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[ 'concatarray', %q{ ["t", "r", *x = "u", "e"].join }, ],
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[ 'concatarray', <<~'},', ], # {
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class X; def to_a; ['u']; end; end
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['t', 'r', *X.new, 'e'].join
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},
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[ 'concatarray', <<~'},', ], # {
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r = false
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t = [true, nil]
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q, w, e = r, *t # here
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w
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},
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[ 'newhash', %q{ x = {}; x[x] = true }, ],
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[ 'newhash', %q{ x = true; { x => x }[x] }, ],
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[ 'newrange', %q{ x = 1; [*(0..x)][0] == 0 }, ],
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[ 'newrange', %q{ x = 1; [*(0...x)][0] == 0 }, ],
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[ 'pop', %q{ def x; true; end; x }, ],
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[ 'dup', %q{ x = y = true; x }, ],
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[ 'dupn', %q{ Object::X ||= true }, ],
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[ 'reverse', %q{ q, (w, e), r = 1, [2, 3], 4; e == 3 }, ],
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[ 'swap', <<~'},', ], # {
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x = [[false, true]]
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for i, j in x # here
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;
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end
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j
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},
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[ 'topn', %q{ x, y = [], 0; x[*y], = [true, false]; x[0] }, ],
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[ 'setn', %q{ x, y = [], 0; x[*y] = true ; x[0] }, ],
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[ 'adjuststack', %q{ x = [true]; x[0] ||= nil; x[0] }, ],
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[ 'defined', %q{ !defined?(x) }, ],
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[ 'checkkeyword', %q{ def x x:rand;x end; x x: true }, ],
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[ 'checktype', %q{ x = true; "#{x}" }, ],
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[ 'checkmatch', <<~'},', ], # {
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x = y = true
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case x
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when false
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y = false
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when true # here
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y = nil
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end
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y == nil
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},
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[ 'checkmatch', <<~'},', ], # {
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x, y = true, [false]
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case x
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when *y # here
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z = false
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else
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z = true
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end
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z
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},
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[ 'checkmatch', <<~'},', ], # {
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x = false
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begin
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raise
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rescue # here
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x = true
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end
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x
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},
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[ 'defineclass', %q{ module X; true end }, ],
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[ 'defineclass', %q{ X = Module.new; module X; true end }, ],
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[ 'defineclass', %q{ class X; true end }, ],
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[ 'defineclass', %q{ X = Class.new; class X; true end }, ],
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[ 'defineclass', %q{ X = Class.new; class Y < X; true end }, ],
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[ 'defineclass', %q{ X = Class.new; class << X; true end }, ],
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[ 'defineclass', <<~'},', ], # {
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X = Class.new
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Y = Class.new(X)
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class Y < X
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true
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end
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},
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[ 'opt_send_without_block', %q{ true.to_s }, ],
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[ 'send', %q{ true.tap {|i| i.to_s } }, ],
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[ 'leave', %q{ def x; true; end; x }, ],
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[ 'invokesuper', <<~'},', ], # {
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class X < String
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def empty?
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super # here
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end
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end
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X.new.empty?
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},
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[ 'invokeblock', <<~'},', ], # {
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def x
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return yield self # here
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end
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x do
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true
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end
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},
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[ 'opt_str_freeze', %q{ 'true'.freeze }, ],
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[ 'opt_str_uminus', %q{ -'true' }, ],
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[ 'opt_str_freeze', <<~'},', ], # {
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class String
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def freeze
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true
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end
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end
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'true'.freeze
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},
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[ 'opt_newarray_max', %q{ [ ].max.nil? }, ],
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[ 'opt_newarray_max', %q{ [1, x = 2, 3].max == 3 }, ],
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[ 'opt_newarray_max', <<~'},', ], # {
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class Array
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def max
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true
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end
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end
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[1, x = 2, 3].max
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},
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[ 'opt_newarray_min', %q{ [ ].min.nil? }, ],
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[ 'opt_newarray_min', %q{ [3, x = 2, 1].min == 1 }, ],
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[ 'opt_newarray_min', <<~'},', ], # {
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class Array
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def min
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true
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end
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end
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[3, x = 2, 1].min
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},
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[ 'throw', %q{ false.tap { break true } }, ],
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[ 'branchif', %q{ x = nil; x ||= true }, ],
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[ 'branchif', %q{ x = true; x ||= nil; x }, ],
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[ 'branchunless', %q{ x = 1; x &&= true }, ],
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[ 'branchunless', %q{ x = nil; x &&= true; x.nil? }, ],
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[ 'branchnil', %q{ x = true; x&.to_s }, ],
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[ 'branchnil', %q{ x = nil; (x&.to_s).nil? }, ],
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[ 'jump', <<~'},', ], # {
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y = 1
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x = if y == 0 then nil elsif y == 1 then true else nil end
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x
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},
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[ 'jump', <<~'},', ], # {
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# ultra complicated situation: this ||= assignment only generates
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# 15 instructions, not including the class definition.
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class X; attr_accessor :x; end
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x = X.new
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x&.x ||= true # here
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},
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[ 'once', %q{ /#{true}/o =~ "true" && $~ }, ],
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[ 'once', <<~'},', ], # {
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def once expr
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return /#{expr}/o # here
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end
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x = once(true); x = once(false); x = once(nil);
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x =~ "true" && $~
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},
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[ 'once', <<~'},', ], # {
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# recursive once
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def once n
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return %r/#{
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if n == 0
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true
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else
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once(n-1) # here
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end
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}/ox
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end
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x = once(128); x = once(7); x = once(16);
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x =~ "true" && $~
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},
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[ 'once', <<~'},', ], # {
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# inter-thread lockup situation
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def once n
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return Thread.start n do |m|
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Thread.pass
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next %r/#{
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sleep m # here
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true
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}/ox
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end
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end
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x = once(1); y = once(0.1); z = y.value
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z =~ "true" && $~
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},
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[ 'opt_case_dispatch', %q{ case 0 when 1.1 then false else true end }, ],
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[ 'opt_case_dispatch', %q{ case 1.0 when 1.1 then false else true end }, ],
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[ 'opt_plus', %q{ 1 + 1 == 2 }, ],
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if defined? $FIXNUM_MAX then
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[ 'opt_plus', %Q{ #{ $FIXNUM_MAX } + 1 == #{ $FIXNUM_MAX + 1 } }, ]
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end,
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[ 'opt_plus', %q{ 1.0 + 1.0 == 2.0 }, ],
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[ 'opt_plus', %q{ x = +0.0.next_float; x + x >= x }, ],
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[ 'opt_plus', %q{ 't' + 'rue' }, ],
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[ 'opt_plus', %q{ ( ['t'] + ['r', ['u', ['e'], ], ] ).join }, ],
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[ 'opt_plus', %q{ Time.at(1) + 1 == Time.at(2) }, ],
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[ 'opt_minus', %q{ 1 - 1 == 0 }, ],
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if defined? $FIXNUM_MIN then
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[ 'opt_minus', %Q{ #{ $FIXNUM_MIN } - 1 == #{ $FIXNUM_MIN - 1 } }, ]
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end,
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[ 'opt_minus', %q{ 1.0 - 1.0 == 0.0 }, ],
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[ 'opt_minus', %q{ x = -0.0.prev_float; x - x == 0.0 }, ],
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[ 'opt_minus', %q{ ( [false, true] - [false] )[0] }, ],
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[ 'opt_mult', %q{ 1 * 1 == 1 }, ],
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[ 'opt_mult', %q{ 1.0 * 1.0 == 1.0 }, ],
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[ 'opt_mult', %q{ x = +0.0.next_float; x * x <= x }, ],
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[ 'opt_mult', %q{ ( "ruet" * 3 )[7,4] }, ],
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[ 'opt_div', %q{ 1 / 1 == 1 }, ],
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[ 'opt_div', %q{ 1.0 / 1.0 == 1.0 }, ],
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[ 'opt_div', %q{ x = +0.0.next_float; x / x >= x }, ],
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[ 'opt_div', %q{ x = 1/2r; x / x == 1 }, ],
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[ 'opt_mod', %q{ 1 % 1 == 0 }, ],
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[ 'opt_mod', %q{ 1.0 % 1.0 == 0.0 }, ],
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[ 'opt_mod', %q{ x = +0.0.next_float; x % x == 0.0 }, ],
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[ 'opt_mod', %q{ '%s' % [ true ] }, ],
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[ 'opt_eq', %q{ 1 == 1 }, ],
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[ 'opt_eq', <<~'},', ], # {
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class X; def == other; true; end; end
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X.new == true
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},
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[ 'opt_neq', %q{ 1 != 0 }, ],
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[ 'opt_neq', <<~'},', ], # {
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class X; def != other; true; end; end
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X.new != true
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},
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[ 'opt_lt', %q{ -1 < 0 }, ],
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[ 'opt_lt', %q{ -1.0 < 0.0 }, ],
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[ 'opt_lt', %q{ -0.0.prev_float < 0.0 }, ],
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[ 'opt_lt', %q{ ?a < ?z }, ],
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[ 'opt_le', %q{ -1 <= 0 }, ],
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[ 'opt_le', %q{ -1.0 <= 0.0 }, ],
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[ 'opt_le', %q{ -0.0.prev_float <= 0.0 }, ],
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[ 'opt_le', %q{ ?a <= ?z }, ],
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[ 'opt_gt', %q{ 1 > 0 }, ],
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[ 'opt_gt', %q{ 1.0 > 0.0 }, ],
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[ 'opt_gt', %q{ +0.0.next_float > 0.0 }, ],
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[ 'opt_gt', %q{ ?z > ?a }, ],
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[ 'opt_ge', %q{ 1 >= 0 }, ],
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[ 'opt_ge', %q{ 1.0 >= 0.0 }, ],
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[ 'opt_ge', %q{ +0.0.next_float >= 0.0 }, ],
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[ 'opt_ge', %q{ ?z >= ?a }, ],
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[ 'opt_ltlt', %q{ '' << 'true' }, ],
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[ 'opt_ltlt', %q{ ([] << 'true').join }, ],
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[ 'opt_ltlt', %q{ (1 << 31) == 2147483648 }, ],
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[ 'opt_aref', %q{ ['true'][0] }, ],
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[ 'opt_aref', %q{ { 0 => 'true'}[0] }, ],
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[ 'opt_aref', %q{ 'true'[0] == ?t }, ],
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[ 'opt_aset', %q{ [][0] = true }, ],
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[ 'opt_aset', %q{ {}[0] = true }, ],
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[ 'opt_aset', %q{ x = 'frue'; x[0] = 't'; x }, ],
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[ 'opt_aset', <<~'},', ], # {
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# opt_aref / opt_aset mixup situation
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class X; def x; {}; end; end
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x = X.new
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x&.x[true] ||= true # here
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},
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[ 'opt_aref_with', %q{ { 'true' => true }['true'] }, ],
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[ 'opt_aref_with', %q{ Struct.new(:nil).new['nil'].nil? }, ],
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[ 'opt_aset_with', %q{ {}['true'] = true }, ],
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[ 'opt_aset_with', %q{ Struct.new(:true).new['true'] = true }, ],
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[ 'opt_length', %q{ 'true' .length == 4 }, ],
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[ 'opt_length', %q{ :true .length == 4 }, ],
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[ 'opt_length', %q{ [ 'true' ] .length == 1 }, ],
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[ 'opt_length', %q{ { 'true' => 1 }.length == 1 }, ],
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[ 'opt_size', %q{ 'true' .size == 4 }, ],
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[ 'opt_size', %q{ 1.size >= 4 }, ],
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[ 'opt_size', %q{ [ 'true' ] .size == 1 }, ],
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[ 'opt_size', %q{ { 'true' => 1 }.size == 1 }, ],
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[ 'opt_empty_p', %q{ ''.empty? }, ],
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[ 'opt_empty_p', %q{ [].empty? }, ],
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[ 'opt_empty_p', %q{ {}.empty? }, ],
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[ 'opt_empty_p', %q{ Queue.new.empty? }, ],
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[ 'opt_succ', %q{ 1.succ == 2 }, ],
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if defined? $FIXNUM_MAX then
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[ 'opt_succ',%Q{ #{ $FIXNUM_MAX }.succ == #{ $FIXNUM_MAX + 1 } }, ]
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end,
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[ 'opt_succ', %q{ '1'.succ == '2' }, ],
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[ 'opt_succ', %q{ x = Time.at(0); x.succ == Time.at(1) }, ],
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[ 'opt_not', %q{ ! false }, ],
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[ 'opt_neq', <<~'},', ], # {
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class X; def !; true; end; end
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! X.new
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},
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[ 'opt_regexpmatch1', %q{ /true/ =~ 'true' && $~ }, ],
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[ 'opt_regexpmatch1', <<~'},', ], # {
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class Regexp; def =~ other; true; end; end
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/true/ =~ 'true'
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},
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[ 'opt_regexpmatch2', %q{ 'true' =~ /true/ && $~ }, ],
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[ 'opt_regexpmatch2', <<~'},', ], # {
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class String; def =~ other; true; end; end
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'true' =~ /true/
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},
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[ 'opt_call_c_function', 'Struct.new(:x).new.x = true', ],
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]
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# normal path
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tests.compact.each {|(insn, expr, *a)| assert_equal 'true', expr, insn, *a }
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# with trace
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tests.compact.each {|(insn, expr, *a)|
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progn = "set_trace_func(proc{})\n" + expr
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assert_equal 'true', progn, insn, *a
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}
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