[debug-wrapper] LiveEdit, frame.restart(), breakpoints

test/mjsunit/debug-liveedit-diff.js

-// Copyright 2010 the V8 project authors. All rights reserved.
-// Redistribution and use in source and binary forms, with or without
-// modification, are permitted provided that the following conditions are
-// met:
-//
-//     * Redistributions of source code must retain the above copyright
-//       notice, this list of conditions and the following disclaimer.
-//     * Redistributions in binary form must reproduce the above
-//       copyright notice, this list of conditions and the following
-//       disclaimer in the documentation and/or other materials provided
-//       with the distribution.
-//     * Neither the name of Google Inc. nor the names of its
-//       contributors may be used to endorse or promote products derived
-//       from this software without specific prior written permission.
-//
-// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Flags: --expose-debug-as debug
-// Get the Debug object exposed from the debug context global object.
-
-Debug = debug.Debug
-
-function CheckCompareOneWay(s1, s2) {
-  var diff_array = Debug.LiveEdit.TestApi.CompareStrings(s1, s2);
-
-  var pos1 = 0;
-  var pos2 = 0;
-  print("Compare:");
-  print("s1='" + s1 + "'");
-  print("s2='" + s2 + "'");
-  print("Diff:");
-  print("" + diff_array);
-  for (var i = 0; i < diff_array.length; i += 3) {
-    var similar_length = diff_array[i] - pos1;
-    assertEquals(s1.substring(pos1, pos1 + similar_length),
-                 s2.substring(pos2, pos2 + similar_length));
-
-    print(s1.substring(pos1, pos1 + similar_length));
-    pos1 += similar_length;
-    pos2 += similar_length;
-    print("<<< " + pos1 + " " + diff_array[i + 1]);
-    print(s1.substring(pos1, diff_array[i + 1]));
-    print("===");
-    print(s2.substring(pos2, diff_array[i + 2]));
-    print(">>> " + pos2 + " " + diff_array[i + 2]);
-    pos1 = diff_array[i + 1];
-    pos2 = diff_array[i + 2];
-  }
-  {
-    // After last change
-    var similar_length = s1.length - pos1;
-    assertEquals(similar_length, s2.length - pos2);
-    assertEquals(s1.substring(pos1, pos1 + similar_length),
-                 s2.substring(pos2, pos2 + similar_length));
-
-    print(s1.substring(pos1, pos1 + similar_length));
-  }
-  print("");
-}
-
-function CheckCompareOneWayPlayWithLF(s1, s2) {
-  var s1Oneliner = s1.replace(/\n/g, ' ');
-  var s2Oneliner = s2.replace(/\n/g, ' ');
-  CheckCompareOneWay(s1, s2);
-  CheckCompareOneWay(s1Oneliner, s2);
-  CheckCompareOneWay(s1, s2Oneliner);
-  CheckCompareOneWay(s1Oneliner, s2Oneliner);
-}
-
-function CheckCompare(s1, s2) {
-  CheckCompareOneWayPlayWithLF(s1, s2);
-  CheckCompareOneWayPlayWithLF(s2, s1);
-}
-
-CheckCompare("", "");
-
-CheckCompare("a", "b");
-
-CheckCompare(
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\nfar\naway",
-    "yesterday\nall\nmy\ntroubles\nseem\nso\nfar\naway"
-);
-
-CheckCompare(
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\nfar\naway",
-    "\nall\nmy\ntroubles\nseemed\nso\nfar\naway"
-);
-
-CheckCompare(
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\nfar\naway",
-    "all\nmy\ntroubles\nseemed\nso\nfar\naway"
-);
-
-CheckCompare(
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\nfar\naway",
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\nfar\naway\n"
-);
-
-CheckCompare(
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\nfar\naway",
-    "yesterday\nall\nmy\ntroubles\nseemed\nso\n"
-);