diff options
Diffstat (limited to 'jni/ruby/test/ruby/test_variable.rb')
-rw-r--r-- | jni/ruby/test/ruby/test_variable.rb | 121 |
1 files changed, 121 insertions, 0 deletions
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 |