From 1e760c0be3ed35874204114e7454509f740c0fe2 Mon Sep 17 00:00:00 2001
From: shyouhei <shyouhei@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Wed, 22 Aug 2007 01:53:51 +0000
Subject: add tag v1_8_6_71

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_71@13189 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ruby_1_8_6/test/ruby/test_eval.rb | 157 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 157 insertions(+)
 create mode 100644 ruby_1_8_6/test/ruby/test_eval.rb

(limited to 'ruby_1_8_6/test/ruby/test_eval.rb')

diff --git a/ruby_1_8_6/test/ruby/test_eval.rb b/ruby_1_8_6/test/ruby/test_eval.rb
new file mode 100644
index 0000000000..6b3fea7bb4
--- /dev/null
+++ b/ruby_1_8_6/test/ruby/test_eval.rb
@@ -0,0 +1,157 @@
+require 'test/unit'
+
+class TestEval < Test::Unit::TestCase
+  # eval with binding
+  def test_ev
+    local1 = "local1"
+    lambda {
+      local2 = "local2"
+      return binding
+    }.call
+  end
+
+  def test_eval
+    assert_nil(eval(""))
+    $bad=false
+    eval 'while false; $bad = true; print "foo\n" end'
+    assert(!$bad)
+
+    assert(eval('TRUE'))
+    assert(eval('true'))
+    assert(!eval('NIL'))
+    assert(!eval('nil'))
+    assert(!eval('FALSE'))
+    assert(!eval('false'))
+
+    $foo = 'assert(true)'
+    begin
+      eval $foo
+    rescue
+      assert(false)
+    end
+
+    assert_equal('assert(true)', eval("$foo"))
+    assert_equal(true, eval("true"))
+    i = 5
+    assert(eval("i == 5"))
+    assert_equal(5, eval("i"))
+    assert(eval("defined? i"))
+
+    $x = test_ev
+    assert_equal("local1", eval("local1", $x)) # normal local var
+    assert_equal("local2", eval("local2", $x)) # nested local var
+    $bad = true
+    begin
+      p eval("local1")
+    rescue NameError		# must raise error
+      $bad = false
+    end
+    assert(!$bad)
+
+    # !! use class_eval to avoid nested definition
+    self.class.class_eval %q(
+      module EvTest
+	EVTEST1 = 25
+	evtest2 = 125
+	$x = binding
+      end
+    )
+    assert_equal(25, eval("EVTEST1", $x))	# constant in module
+    assert_equal(125, eval("evtest2", $x))	# local var in module
+    $bad = true
+    begin
+      eval("EVTEST1")
+    rescue NameError		# must raise error
+      $bad = false
+    end
+    assert(!$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)
+
+    x = binding
+    eval "i = 1", x
+    assert_equal(1, eval("i", x))
+    x = proc{binding}.call
+    eval "i = 22", x
+    assert_equal(22, eval("i", x))
+    $x = []
+    x = proc{binding}.call
+    eval "(0..9).each{|i5| $x[i5] = proc{i5*2}}", x
+    assert_equal(8, $x[4].call)
+    x = proc{binding}.call
+    eval "for i6 in 1..1; j6=i6; end", x
+    assert(eval("defined? i6", x))
+    assert(eval("defined? j6", x))
+
+    proc {
+      p = binding
+      eval "foo11 = 1", p
+      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("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))
+
+    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
+
+  def test_nil_instance_eval_cvar # [ruby-dev:24103]
+    def nil.test_binding
+      binding
+    end
+    bb = eval("nil.instance_eval \"binding\"", nil.test_binding)
+    assert_raise(NameError) { 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" }
+  end
+
+  def test_cvar_scope_with_instance_eval # [ruby-dev:24223]
+    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"))
+    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 temporally_method_for_test_eval_and_define_method(&block)
+        lambda {
+          class << Object.new; self end.__send__(:define_method, :zzz, &block)
+        }
+      end
+      v = eval("temporally_method_for_test_eval_and_define_method {}")
+      {}[0] = {}
+      v.call
+    }
+  end
+end
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