diff options
Diffstat (limited to 'test/ruby/test_object.rb')
| -rw-r--r-- | test/ruby/test_object.rb | 94 |
1 files changed, 55 insertions, 39 deletions
diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb index 7d00422629..f4dfe2251b 100644 --- a/test/ruby/test_object.rb +++ b/test/ruby/test_object.rb @@ -280,6 +280,12 @@ class TestObject < Test::Unit::TestCase assert_equal([:foo], k.private_methods(false)) end + class ToStrCounter + def initialize(str = "@foo") @str = str; @count = 0; end + def to_str; @count += 1; @str; end + def count; @count; end + end + def test_instance_variable_get o = Object.new o.instance_eval { @foo = :foo } @@ -291,9 +297,7 @@ class TestObject < Test::Unit::TestCase assert_raise(NameError) { o.instance_variable_get("bar") } assert_raise(TypeError) { o.instance_variable_get(1) } - n = Object.new - def n.to_str; @count = defined?(@count) ? @count + 1 : 1; "@foo"; end - def n.count; @count; end + n = ToStrCounter.new assert_equal(:foo, o.instance_variable_get(n)) assert_equal(1, n.count) end @@ -308,9 +312,7 @@ class TestObject < Test::Unit::TestCase assert_raise(NameError) { o.instance_variable_set("bar", 1) } assert_raise(TypeError) { o.instance_variable_set(1, 1) } - n = Object.new - def n.to_str; @count = defined?(@count) ? @count + 1 : 1; "@foo"; end - def n.count; @count; end + n = ToStrCounter.new o.instance_variable_set(n, :bar) assert_equal(:bar, o.instance_eval { @foo }) assert_equal(1, n.count) @@ -327,9 +329,7 @@ class TestObject < Test::Unit::TestCase assert_raise(NameError) { o.instance_variable_defined?("bar") } assert_raise(TypeError) { o.instance_variable_defined?(1) } - n = Object.new - def n.to_str; @count = defined?(@count) ? @count + 1 : 1; "@foo"; end - def n.count; @count; end + n = ToStrCounter.new assert_equal(true, o.instance_variable_defined?(n)) assert_equal(1, n.count) end @@ -356,38 +356,41 @@ class TestObject < Test::Unit::TestCase end def test_remove_instance_variable_re_embed - require "objspace" - - c = Class.new do - def a = @a - - def b = @b - - def c = @c - end - - o1 = c.new - o2 = c.new + assert_separately(%w[-robjspace], "#{<<~"begin;"}\n#{<<~'end;'}") + begin; + c = Class.new do + attr_reader :a, :b, :c - o1.instance_variable_set(:@foo, 5) - o1.instance_variable_set(:@a, 0) - o1.instance_variable_set(:@b, 1) - o1.instance_variable_set(:@c, 2) - refute_includes ObjectSpace.dump(o1), '"embedded":true' - o1.remove_instance_variable(:@foo) - assert_includes ObjectSpace.dump(o1), '"embedded":true' - - o2.instance_variable_set(:@a, 0) - o2.instance_variable_set(:@b, 1) - o2.instance_variable_set(:@c, 2) - assert_includes ObjectSpace.dump(o2), '"embedded":true' + def initialize + @a = nil + @b = nil + @c = nil + end + end - assert_equal(0, o1.a) - assert_equal(1, o1.b) - assert_equal(2, o1.c) - assert_equal(0, o2.a) - assert_equal(1, o2.b) - assert_equal(2, o2.c) + o1 = c.new + o2 = c.new + + o1.instance_variable_set(:@foo, 5) + o1.instance_variable_set(:@a, 0) + o1.instance_variable_set(:@b, 1) + o1.instance_variable_set(:@c, 2) + refute_includes ObjectSpace.dump(o1), '"embedded":true' + o1.remove_instance_variable(:@foo) + assert_includes ObjectSpace.dump(o1), '"embedded":true' + + o2.instance_variable_set(:@a, 0) + o2.instance_variable_set(:@b, 1) + o2.instance_variable_set(:@c, 2) + assert_includes ObjectSpace.dump(o2), '"embedded":true' + + assert_equal(0, o1.a) + assert_equal(1, o1.b) + assert_equal(2, o1.c) + assert_equal(0, o2.a) + assert_equal(1, o2.b) + assert_equal(2, o2.c) + end; end def test_convert_string @@ -950,6 +953,19 @@ class TestObject < Test::Unit::TestCase assert_match(/\bInspect\u{3042}:.* @\u{3044}=42\b/, x.inspect) x.instance_variable_set("@\u{3046}".encode(Encoding::EUC_JP), 6) assert_match(/@\u{3046}=6\b/, x.inspect) + + x = Object.new + x.singleton_class.class_eval do + private def instance_variables_to_inspect = [:@host, :@user] + end + + x.instance_variable_set(:@host, "localhost") + x.instance_variable_set(:@user, "root") + x.instance_variable_set(:@password, "hunter2") + s = x.inspect + assert_include(s, "@host=\"localhost\"") + assert_include(s, "@user=\"root\"") + assert_not_include(s, "@password=") end def test_singleton_methods |