From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/test/ruby/test_variable.rb | 121 ++++++++++++++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 jni/ruby/test/ruby/test_variable.rb

(limited to 'jni/ruby/test/ruby/test_variable.rb')

diff --git a/jni/ruby/test/ruby/test_variable.rb b/jni/ruby/test/ruby/test_variable.rb
new file mode 100644
index 0000000..8f5329b
--- /dev/null
+++ b/jni/ruby/test/ruby/test_variable.rb
@@ -0,0 +1,121 @@
+require 'test/unit'
+
+class TestVariable < Test::Unit::TestCase
+  class Gods
+    @@rule = "Uranus"
+    def ruler0
+      @@rule
+    end
+
+    def self.ruler1		# <= per method definition style
+      @@rule
+    end
+    class << self			# <= multiple method definition style
+      def ruler2
+	@@rule
+      end
+    end
+  end
+
+  module Olympians
+    @@rule ="Zeus"
+    def ruler3
+      @@rule
+    end
+  end
+
+  class Titans < Gods
+    @@rule = "Cronus"			# modifies @@rule in Gods
+    include Olympians
+    def ruler4
+      EnvUtil.suppress_warning {
+        @@rule
+      }
+    end
+  end
+
+  def test_variable
+    assert_instance_of(Fixnum, $$)
+
+    # read-only variable
+    assert_raise(NameError) do
+      $$ = 5
+    end
+    assert_normal_exit("$*=0; $*", "[ruby-dev:36698]")
+
+    foobar = "foobar"
+    $_ = foobar
+    assert_equal(foobar, $_)
+
+    assert_equal("Cronus", Gods.new.ruler0)
+    assert_equal("Cronus", Gods.ruler1)
+    assert_equal("Cronus", Gods.ruler2)
+    assert_equal("Cronus", Titans.ruler1)
+    assert_equal("Cronus", Titans.ruler2)
+    atlas = Titans.new
+    assert_equal("Cronus", atlas.ruler0)
+    assert_equal("Zeus", atlas.ruler3)
+    assert_equal("Cronus", atlas.ruler4)
+    assert_nothing_raised do
+      class << Gods
+        defined?(@@rule) && @@rule
+      end
+    end
+  end
+
+  def test_local_variables
+    lvar = 1
+    assert_instance_of(Symbol, local_variables[0], "[ruby-dev:34008]")
+    lvar
+  end
+
+  def test_local_variables2
+    x = 1
+    proc do |y|
+      assert_equal([:x, :y], local_variables.sort)
+    end.call
+    x
+  end
+
+  def test_local_variables3
+    x = 1
+    proc do |y|
+      1.times do |z|
+        assert_equal([:x, :y, :z], local_variables.sort)
+      end
+    end.call
+    x
+  end
+
+  def test_shadowing_local_variables
+    bug9486 = '[ruby-core:60501] [Bug #9486]'
+    x = tap {|x| break local_variables}
+    assert_equal([:x, :bug9486], x)
+  end
+
+  def test_shadowing_block_local_variables
+    bug9486 = '[ruby-core:60501] [Bug #9486]'
+    x = tap {|;x| break local_variables}
+    assert_equal([:x, :bug9486], x)
+  end
+
+  def test_global_variable_0
+    assert_in_out_err(["-e", "$0='t'*1000;print $0"], "", /\At+\z/, [])
+  end
+
+  def test_global_variable_poped
+    assert_nothing_raised {
+      EnvUtil.suppress_warning {
+        eval("$foo; 1")
+      }
+    }
+  end
+
+  def test_constant_poped
+    assert_nothing_raised {
+      EnvUtil.suppress_warning {
+        eval("TestVariable::Gods; 1")
+      }
+    }
+  end
+end
-- 
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