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tests/language/operator_test.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 class OperatorTest {
   static int i1, i2;
 
   OperatorTest() {}
 
   static testMain() {
     var op1 = new Operator(1);
     var op2 = new Operator(2);
     Expect.equals(3, op1 + op2);
     Expect.equals(-1, op1 - op2);
     Expect.equals(0.5, op1 / op2);
     Expect.equals(0, op1 ~/ op2);
     Expect.equals(2, op1 * op2);
     Expect.equals(1, op1 % op2);
     Expect.equals(true, !(op1 == op2));
     Expect.equals(true, op1 < op2);
     Expect.equals(true, !(op1 > op2));
     Expect.equals(true, op1 <= op2);
     Expect.equals(true, !(op1 >= op2));
     Expect.equals(3, (op1 | op2));
     Expect.equals(3, (op1 ^ op2));
     Expect.equals(0, (op1 & op2));
     Expect.equals(4, (op1 << op2));
     Expect.equals(0, (op1 >> op2));
-    Expect.equals(~1, ~op1);
     Expect.equals(-1, -op1);
 
     op1.value += op2.value;
     Expect.equals(3, op1.value);
 
     op2.value += (op2.value += op2.value);
     Expect.equals(6, op2.value);
 
     op2.value -= (op2.value -= op2.value);
     Expect.equals(6, op2.value);
@@ skipping 81 matching lines @@
   }
 
   operator >>(Operator other) {
     return value >> other.value;
   }
 
   operator ~/(Operator other) {
     return value ~/ other.value;
   }
 
-  operator ~() {
-    return ~value;
-  }
-
   operator negate() {
     return -value;
   }
 }
 
 main() {
   OperatorTest.testMain();
 }