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-rw-r--r--test/ruby/test_eval.rb348
1 files changed, 312 insertions, 36 deletions
diff --git a/test/ruby/test_eval.rb b/test/ruby/test_eval.rb
index 6b3fea7bb4..299165fb34 100644
--- a/test/ruby/test_eval.rb
+++ b/test/ruby/test_eval.rb
@@ -1,7 +1,213 @@
require 'test/unit'
+require_relative 'envutil'
class TestEval < Test::Unit::TestCase
- # eval with binding
+
+ @ivar = 12
+ @@cvar = 13
+ $gvar__eval = 14
+ Const = 15
+
+ def ruby(*args)
+ args = ['-e', '$>.write($<.read)'] if args.empty?
+ ruby = EnvUtil.rubybin
+ f = IO.popen([ruby] + args, 'r+')
+ yield(f)
+ ensure
+ f.close unless !f || f.closed?
+ end
+
+ def test_eval_basic
+ assert_equal nil, eval("nil")
+ assert_equal true, eval("true")
+ assert_equal false, eval("false")
+ assert_equal self, eval("self")
+ assert_equal 1, eval("1")
+ assert_equal :sym, eval(":sym")
+
+ assert_equal 11, eval("11")
+ @ivar = 12
+ assert_equal 12, eval("@ivar")
+ assert_equal 13, eval("@@cvar")
+ assert_equal 14, eval("$gvar__eval")
+ assert_equal 15, eval("Const")
+
+ assert_equal 16, eval("7 + 9")
+ assert_equal 17, eval("17.to_i")
+ assert_equal "18", eval(%q("18"))
+ assert_equal "19", eval(%q("1#{9}"))
+
+ 1.times {
+ assert_equal 12, eval("@ivar")
+ assert_equal 13, eval("@@cvar")
+ assert_equal 14, eval("$gvar__eval")
+ assert_equal 15, eval("Const")
+ }
+ end
+
+ def test_eval_binding_basic
+ assert_equal nil, eval("nil", binding())
+ assert_equal true, eval("true", binding())
+ assert_equal false, eval("false", binding())
+ assert_equal self, eval("self", binding())
+ assert_equal 1, eval("1", binding())
+ assert_equal :sym, eval(":sym", binding())
+
+ assert_equal 11, eval("11", binding())
+ @ivar = 12
+ assert_equal 12, eval("@ivar", binding())
+ assert_equal 13, eval("@@cvar", binding())
+ assert_equal 14, eval("$gvar__eval", binding())
+ assert_equal 15, eval("Const", binding())
+
+ assert_equal 16, eval("7 + 9", binding())
+ assert_equal 17, eval("17.to_i", binding())
+ assert_equal "18", eval(%q("18"), binding())
+ assert_equal "19", eval(%q("1#{9}"), binding())
+
+ 1.times {
+ assert_equal 12, eval("@ivar")
+ assert_equal 13, eval("@@cvar")
+ assert_equal 14, eval("$gvar__eval")
+ assert_equal 15, eval("Const")
+ }
+ end
+
+ def test_module_eval_string_basic
+ c = self.class
+ assert_equal nil, c.module_eval("nil")
+ assert_equal true, c.module_eval("true")
+ assert_equal false, c.module_eval("false")
+ assert_equal c, c.module_eval("self")
+ assert_equal :sym, c.module_eval(":sym")
+ assert_equal 11, c.module_eval("11")
+ @ivar = 12
+ assert_equal 12, c.module_eval("@ivar")
+ assert_equal 13, c.module_eval("@@cvar")
+ assert_equal 14, c.module_eval("$gvar__eval")
+ assert_equal 15, c.module_eval("Const")
+ assert_equal 16, c.module_eval("7 + 9")
+ assert_equal 17, c.module_eval("17.to_i")
+ assert_equal "18", c.module_eval(%q("18"))
+ assert_equal "19", c.module_eval(%q("1#{9}"))
+
+ @ivar = 12
+ 1.times {
+ assert_equal 12, c.module_eval("@ivar")
+ assert_equal 13, c.module_eval("@@cvar")
+ assert_equal 14, c.module_eval("$gvar__eval")
+ assert_equal 15, c.module_eval("Const")
+ }
+ end
+
+ def test_module_eval_block_basic
+ c = self.class
+ assert_equal nil, c.module_eval { nil }
+ assert_equal true, c.module_eval { true }
+ assert_equal false, c.module_eval { false }
+ assert_equal c, c.module_eval { self }
+ assert_equal :sym, c.module_eval { :sym }
+ assert_equal 11, c.module_eval { 11 }
+ @ivar = 12
+ assert_equal 12, c.module_eval { @ivar }
+ assert_equal 13, c.module_eval { @@cvar }
+ assert_equal 14, c.module_eval { $gvar__eval }
+ assert_equal 15, c.module_eval { Const }
+ assert_equal 16, c.module_eval { 7 + 9 }
+ assert_equal 17, c.module_eval { "17".to_i }
+ assert_equal "18", c.module_eval { "18" }
+ assert_equal "19", c.module_eval { "1#{9}" }
+
+ @ivar = 12
+ 1.times {
+ assert_equal 12, c.module_eval { @ivar }
+ assert_equal 13, c.module_eval { @@cvar }
+ assert_equal 14, c.module_eval { $gvar__eval }
+ assert_equal 15, c.module_eval { Const }
+ }
+ end
+
+ def forall_TYPE(mid)
+ objects = [Object.new, [], nil, true, false, 77, :sym] # TODO: check
+ objects.each do |obj|
+ obj.instance_variable_set :@ivar, 12
+ send mid, obj
+ end
+ end
+
+ def test_instance_eval_string_basic
+ forall_TYPE :instance_eval_string_basic_i
+ end
+
+ def instance_eval_string_basic_i(o)
+ assert_equal nil, o.instance_eval("nil")
+ assert_equal true, o.instance_eval("true")
+ assert_equal false, o.instance_eval("false")
+ assert_equal o, o.instance_eval("self")
+ assert_equal 1, o.instance_eval("1")
+ assert_equal :sym, o.instance_eval(":sym")
+
+ assert_equal 11, o.instance_eval("11")
+ assert_equal 12, o.instance_eval("@ivar")
+ assert_equal 13, o.instance_eval("@@cvar")
+ assert_equal 14, o.instance_eval("$gvar__eval")
+ assert_equal 15, o.instance_eval("Const")
+ assert_equal 16, o.instance_eval("7 + 9")
+ assert_equal 17, o.instance_eval("17.to_i")
+ assert_equal "18", o.instance_eval(%q("18"))
+ assert_equal "19", o.instance_eval(%q("1#{9}"))
+
+ 1.times {
+ assert_equal 12, o.instance_eval("@ivar")
+ assert_equal 13, o.instance_eval("@@cvar")
+ assert_equal 14, o.instance_eval("$gvar__eval")
+ assert_equal 15, o.instance_eval("Const")
+ }
+ end
+
+ def test_instance_eval_block_basic
+ forall_TYPE :instance_eval_block_basic_i
+ end
+
+ def instance_eval_block_basic_i(o)
+ assert_equal nil, o.instance_eval { nil }
+ assert_equal true, o.instance_eval { true }
+ assert_equal false, o.instance_eval { false }
+ assert_equal o, o.instance_eval { self }
+ assert_equal 1, o.instance_eval { 1 }
+ assert_equal :sym, o.instance_eval { :sym }
+
+ assert_equal 11, o.instance_eval { 11 }
+ assert_equal 12, o.instance_eval { @ivar }
+ assert_equal 13, o.instance_eval { @@cvar }
+ assert_equal 14, o.instance_eval { $gvar__eval }
+ assert_equal 15, o.instance_eval { Const }
+ assert_equal 16, o.instance_eval { 7 + 9 }
+ assert_equal 17, o.instance_eval { 17.to_i }
+ assert_equal "18", o.instance_eval { "18" }
+ assert_equal "19", o.instance_eval { "1#{9}" }
+
+ 1.times {
+ assert_equal 12, o.instance_eval { @ivar }
+ assert_equal 13, o.instance_eval { @@cvar }
+ assert_equal 14, o.instance_eval { $gvar__eval }
+ assert_equal 15, o.instance_eval { Const }
+ }
+ end
+
+ def test_instance_eval_cvar
+ [Object.new, [], 7, :sym, true, false, nil].each do |obj|
+ assert_equal(13, obj.instance_eval("@@cvar"))
+ assert_equal(13, obj.instance_eval{@@cvar})
+ # assert_raise(NameError){obj.instance_eval("@@cvar")}
+ # assert_raise(NameError){obj.instance_eval{@@cvar}}
+ end
+ end
+
+ #
+ # From ruby/test/ruby/test_eval.rb
+ #
+
def test_ev
local1 = "local1"
lambda {
@@ -10,7 +216,7 @@ class TestEval < Test::Unit::TestCase
}.call
end
- def test_eval
+ def test_eval_orig
assert_nil(eval(""))
$bad=false
eval 'while false; $bad = true; print "foo\n" end'
@@ -66,16 +272,19 @@ class TestEval < Test::Unit::TestCase
end
assert(!$bad)
- x = proc{}
- eval "i4 = 1", x
- assert_equal(1, eval("i4", x))
- x = proc{proc{}}.call
- eval "i4 = 22", x
- assert_equal(22, eval("i4", x))
- $x = []
- x = proc{proc{}}.call
- eval "(0..9).each{|i5| $x[i5] = proc{i5*2}}", x
- assert_equal(8, $x[4].call)
+ if false
+ # Ruby 2.0 doesn't see Proc as Binding
+ x = proc{}
+ eval "i4 = 1", x
+ assert_equal(1, eval("i4", x))
+ x = proc{proc{}}.call
+ eval "i4 = 22", x
+ assert_equal(22, eval("i4", x))
+ $x = []
+ x = proc{proc{}}.call
+ eval "(0..9).each{|i5| $x[i5] = proc{i5*2}}", x
+ assert_equal(8, $x[4].call)
+ end
x = binding
eval "i = 1", x
@@ -98,55 +307,62 @@ class TestEval < Test::Unit::TestCase
foo22 = 5
proc{foo11=22}.call
proc{foo22=55}.call
- assert_equal(eval("foo11"), eval("foo11", p))
- assert_equal(1, eval("foo11"))
+ # assert_equal(eval("foo11"), eval("foo11", p))
+ # assert_equal(1, eval("foo11"))
assert_equal(eval("foo22"), eval("foo22", p))
assert_equal(55, eval("foo22"))
}.call
- p1 = proc{i7 = 0; proc{i7}}.call
- assert_equal(0, p1.call)
- eval "i7=5", p1
- assert_equal(5, p1.call)
- assert(!defined?(i7))
+ if false
+ # Ruby 2.0 doesn't see Proc as Binding
+ p1 = proc{i7 = 0; proc{i7}}.call
+ assert_equal(0, p1.call)
+ eval "i7=5", p1
+ assert_equal(5, p1.call)
+ assert(!defined?(i7))
+ end
- p1 = proc{i7 = 0; proc{i7}}.call
- i7 = nil
- assert_equal(0, p1.call)
- eval "i7=1", p1
- assert_equal(1, p1.call)
- eval "i7=5", p1
- assert_equal(5, p1.call)
- assert_nil(i7)
+ if false
+ # Ruby 2.0 doesn't see Proc as Binding
+ p1 = proc{i7 = 0; proc{i7}}.call
+ i7 = nil
+ assert_equal(0, p1.call)
+ eval "i7=1", p1
+ assert_equal(1, p1.call)
+ eval "i7=5", p1
+ assert_equal(5, p1.call)
+ assert_nil(i7)
+ end
end
- def test_nil_instance_eval_cvar # [ruby-dev:24103]
+ def test_nil_instance_eval_cvar
def nil.test_binding
binding
end
bb = eval("nil.instance_eval \"binding\"", nil.test_binding)
- assert_raise(NameError) { eval("@@a", bb) }
+ assert_raise(NameError, "[ruby-dev:24103]") { eval("@@a", bb) }
class << nil
remove_method :test_binding
end
end
- def test_fixnum_instance_eval_cvar # [ruby-dev:24213]
- assert_raise(NameError) { 1.instance_eval "@@a" }
+ def test_fixnum_instance_eval_cvar
+ assert_raise(NameError, "[ruby-dev:24213]") { 1.instance_eval "@@a" }
end
- def test_cvar_scope_with_instance_eval # [ruby-dev:24223]
+ def test_cvar_scope_with_instance_eval
+ # TODO: check
Fixnum.class_eval "@@test_cvar_scope_with_instance_eval = 1" # depends on [ruby-dev:24229]
@@test_cvar_scope_with_instance_eval = 4
- assert_equal(4, 1.instance_eval("@@test_cvar_scope_with_instance_eval"))
+ assert_equal(4, 1.instance_eval("@@test_cvar_scope_with_instance_eval"), "[ruby-dev:24223]")
Fixnum.__send__(:remove_class_variable, :@@test_cvar_scope_with_instance_eval)
end
- def test_eval_and_define_method # [ruby-dev:24228]
- assert_nothing_raised {
+ def test_eval_and_define_method
+ assert_nothing_raised("[ruby-dev:24228]") {
def temporally_method_for_test_eval_and_define_method(&block)
lambda {
- class << Object.new; self end.__send__(:define_method, :zzz, &block)
+ class << Object.new; self end.send(:define_method, :zzz, &block)
}
end
v = eval("temporally_method_for_test_eval_and_define_method {}")
@@ -154,4 +370,64 @@ class TestEval < Test::Unit::TestCase
v.call
}
end
+
+ def test_define_method_block
+ cc = Class.new do
+ define_method(:foo) {|&block|
+ block.call if block
+ }
+ end
+
+ c = cc.new
+ x = "ng"
+ c.foo() {x = "ok"}
+ assert_equal("ok", x)
+ end
+
+ def test_eval_using_integer_as_binding
+ assert_raise(TypeError) { eval("", 1) }
+ end
+
+ def test_eval_raise
+ assert_raise(RuntimeError) { eval("raise ''") }
+ end
+
+ def test_eval_using_untainted_binding_under_safe4
+ assert_raise(SecurityError) do
+ Thread.new do
+ b = binding
+ $SAFE = 4
+ eval("", b)
+ end.join
+ end
+ end
+
+ def test_eval_with_toplevel_binding # [ruby-dev:37142]
+ ruby("-e", "x = 0; eval('p x', TOPLEVEL_BINDING)") do |f|
+ f.close_write
+ assert_equal("0", f.read.chomp)
+ end
+ end
+
+ def test_eval_ascii_incompatible
+ assert_raise(ArgumentError) {eval("__ENCODING__".encode("utf-16be"))}
+ assert_raise(ArgumentError) {eval("__ENCODING__".encode("utf-16le"))}
+ assert_raise(ArgumentError) {eval("__ENCODING__".encode("utf-32be"))}
+ assert_raise(ArgumentError) {eval("__ENCODING__".encode("utf-32le"))}
+ end
+
+ def test_instance_eval_method_proc
+ bug3860 = Class.new do
+ def initialize(a);
+ @a=a
+ end
+ def get(*args)
+ @a
+ end
+ end
+ foo = bug3860.new 1
+ foo_pr = foo.method(:get).to_proc
+ result = foo.instance_eval(&foo_pr)
+ assert_equal(1, result, 'Bug #3786, Bug #3860, [ruby-core:32501]')
+ end
end
generated by cgit v1.2.3 (git 2.25.1) at 2026-06-07 08:47:02 +0000