diff options
Diffstat (limited to 'ruby_1_8_5/test/ruby/test_symbol.rb')
-rw-r--r-- | ruby_1_8_5/test/ruby/test_symbol.rb | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/ruby_1_8_5/test/ruby/test_symbol.rb b/ruby_1_8_5/test/ruby/test_symbol.rb new file mode 100644 index 0000000000..2ccfe64c92 --- /dev/null +++ b/ruby_1_8_5/test/ruby/test_symbol.rb @@ -0,0 +1,77 @@ +require 'test/unit' + +class TestSymbol < Test::Unit::TestCase + # [ruby-core:3573] + + def assert_eval_inspected(sym) + n = sym.inspect + assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(n))} + end + + def test_inspect_invalid + # 2) Symbol#inspect sometimes returns invalid symbol representations: + assert_eval_inspected(:"!") + assert_eval_inspected(:"=") + assert_eval_inspected(:"0") + assert_eval_inspected(:"$1") + assert_eval_inspected(:"@1") + assert_eval_inspected(:"@@1") + assert_eval_inspected(:"@") + assert_eval_inspected(:"@@") + end + + def assert_inspect_evaled(n) + assert_nothing_raised(SyntaxError) {assert_equal(n, eval(n).inspect)} + end + + def test_inspect_suboptimal + # 3) Symbol#inspect sometimes returns suboptimal symbol representations: + assert_inspect_evaled(':foo') + assert_inspect_evaled(':foo!') + assert_inspect_evaled(':bar?') + assert_inspect_evaled(':<<') + assert_inspect_evaled(':>>') + assert_inspect_evaled(':<=') + assert_inspect_evaled(':>=') + assert_inspect_evaled(':=~') + assert_inspect_evaled(':==') + assert_inspect_evaled(':===') + assert_raise(SyntaxError) {eval ':='} + assert_inspect_evaled(':*') + assert_inspect_evaled(':**') + assert_raise(SyntaxError) {eval ':***'} + assert_inspect_evaled(':+') + assert_inspect_evaled(':-') + assert_inspect_evaled(':+@') + assert_inspect_evaled(':-@') + assert_inspect_evaled(':|') + assert_inspect_evaled(':^') + assert_inspect_evaled(':&') + assert_inspect_evaled(':/') + assert_inspect_evaled(':%') + assert_inspect_evaled(':~') + assert_inspect_evaled(':`') + assert_inspect_evaled(':[]') + assert_inspect_evaled(':[]=') + assert_raise(SyntaxError) {eval ':||'} + assert_raise(SyntaxError) {eval ':&&'} + assert_raise(SyntaxError) {eval ':['} + end + + def test_inspect_dollar + # 4) :$- always treats next character literally: + sym = "$-".intern + assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(':$-'))} + assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(":$-\n"))} + assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(":$- "))} + assert_nothing_raised(SyntaxError) {assert_equal(sym, eval(":$-#"))} + assert_raise(SyntaxError) {eval ':$-('} + end + + def test_inspect_number + # 5) Inconsistency between :$0 and :$1? The first one is valid, but the + # latter isn't. + assert_inspect_evaled(':$0') + assert_inspect_evaled(':$1') + end +end |