add tag v1_8_5_91v1_8_5_91

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/tags/v1_8_5_91@13046 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

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