diff --git a/test_symbol.rb b/test_symbol.rb
deleted file mode 100644
index b6dd203596..0000000000
--- a/test_symbol.rb
+++ /dev/null
@@ -1,50 +0,0 @@
-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(:"$1")
-    assert_eval_inspected(:"@1")
-    assert_eval_inspected(:"@@1")
-    assert_eval_inspected(:"@")
-    assert_eval_inspected(:"@@")
-  end
-
-  def assert_inspect_evaled(n)
-    assert_nothing_raised(SyntaxError) {assert_equal(n, eval(n).inspect)}
-  end
-
-  def test_inspect_suboptimal
-    # 3) Symbol#inspect sometimes returns suboptimal symbol representations:
-    assert_inspect_evaled(':foo')
-    assert_inspect_evaled(':foo!')
-    assert_inspect_evaled(':bar?')
-  end
-
-  def test_inspect_dollar
-    # 4) :$- 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