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Diffstat (limited to 'trunk/test/ruby/test_symbol.rb')
-rw-r--r-- | trunk/test/ruby/test_symbol.rb | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/trunk/test/ruby/test_symbol.rb b/trunk/test/ruby/test_symbol.rb new file mode 100644 index 0000000000..a19a78e605 --- /dev/null +++ b/trunk/test/ruby/test_symbol.rb @@ -0,0 +1,135 @@ +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 + + def test_to_proc + assert_equal %w(1 2 3), (1..3).map(&:to_s) + [ + [], + [1], + [1, 2], + [1, [2, 3]], + ].each do |ary| + ary_id = ary.object_id + assert_equal ary_id, :object_id.to_proc.call(ary) + ary_ids = ary.collect{|x| x.object_id } + assert_equal ary_ids, ary.collect(&:object_id) + end + end + + def test_call + o = Object.new + def o.foo(x, y); x + y; end + + assert_equal(3, :foo.to_proc.call(o, 1, 2)) + assert_raise(ArgumentError) { :foo.to_proc.call } + end + + def test_succ + assert_equal(:fop, :foo.succ) + end + + def test_cmp + assert_equal(0, :FoO <=> :FoO) + assert_equal(-1, :FoO <=> :fOO) + assert_equal(1, :fOO <=> :FoO) + assert_nil(:foo <=> "foo") + end + + def test_casecmp + assert_equal(0, :FoO.casecmp(:fOO)) + assert_equal(1, :FoO.casecmp(:BaR)) + assert_equal(-1, :baR.casecmp(:FoO)) + assert_nil(:foo.casecmp("foo")) + end + + def test_length + assert_equal(3, :FoO.length) + assert_equal(3, :FoO.size) + end + + def test_empty + assert_equal(false, :FoO.empty?) + assert_equal(true, :"".empty?) + end + + def test_case + assert_equal(:FOO, :FoO.upcase) + assert_equal(:foo, :FoO.downcase) + assert_equal(:Foo, :foo.capitalize) + assert_equal(:fOo, :FoO.swapcase) + end +end |