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| 1 // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 // Redistribution and use in source and binary forms, with or without |
| 3 // modification, are permitted provided that the following conditions are |
| 4 // met: |
| 5 // |
| 6 // * Redistributions of source code must retain the above copyright |
| 7 // notice, this list of conditions and the following disclaimer. |
| 8 // * Redistributions in binary form must reproduce the above |
| 9 // copyright notice, this list of conditions and the following |
| 10 // disclaimer in the documentation and/or other materials provided |
| 11 // with the distribution. |
| 12 // * Neither the name of Google Inc. nor the names of its |
| 13 // contributors may be used to endorse or promote products derived |
| 14 // from this software without specific prior written permission. |
| 15 // |
| 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 |
| 28 // Flags: --expose-debug-as debug |
| 29 // Get the Debug object exposed from the debug context global object. |
| 30 |
| 31 Debug = debug.Debug |
| 32 |
| 33 function Return2010() { |
| 34 return 2010; |
| 35 } |
| 36 |
| 37 |
| 38 // Diff it trivial: zero chunks |
| 39 var NoChunkTranslator = new Debug.LiveEdit.TestApi.PosTranslator([]); |
| 40 |
| 41 assertEquals(0, NoChunkTranslator.Translate(0)); |
| 42 assertEquals(10, NoChunkTranslator.Translate(10)); |
| 43 |
| 44 |
| 45 // Diff has one chunk |
| 46 var SingleChunkTranslator = new Debug.LiveEdit.TestApi.PosTranslator([20, 30, 25
]); |
| 47 |
| 48 assertEquals(0, SingleChunkTranslator.Translate(0)); |
| 49 assertEquals(5, SingleChunkTranslator.Translate(5)); |
| 50 assertEquals(10, SingleChunkTranslator.Translate(10)); |
| 51 assertEquals(19, SingleChunkTranslator.Translate(19)); |
| 52 assertEquals(2010, SingleChunkTranslator.Translate(20, Return2010)); |
| 53 assertEquals(25, SingleChunkTranslator.Translate(30)); |
| 54 assertEquals(26, SingleChunkTranslator.Translate(31)); |
| 55 assertEquals(2010, SingleChunkTranslator.Translate(26, Return2010)); |
| 56 |
| 57 try { |
| 58 SingleChunkTranslator.Translate(21); |
| 59 assertTrue(false); |
| 60 } catch (ignore) { |
| 61 } |
| 62 try { |
| 63 SingleChunkTranslator.Translate(24); |
| 64 assertTrue(false); |
| 65 } catch (ignore) { |
| 66 } |
| 67 |
| 68 |
| 69 // Diff has several chunk (3). See the table below. |
| 70 |
| 71 /* |
| 72 chunks: (new <- old) |
| 73 10 10 |
| 74 15 20 |
| 75 |
| 76 35 40 |
| 77 50 40 |
| 78 |
| 79 70 60 |
| 80 70 70 |
| 81 */ |
| 82 |
| 83 var MultiChunkTranslator = new Debug.LiveEdit.TestApi.PosTranslator([10, 20, 15,
40, 40, 50, 60, 70, 70 ]); |
| 84 assertEquals(5, MultiChunkTranslator.Translate(5)); |
| 85 assertEquals(9, MultiChunkTranslator.Translate(9)); |
| 86 assertEquals(2010, MultiChunkTranslator.Translate(10, Return2010)); |
| 87 assertEquals(15, MultiChunkTranslator.Translate(20)); |
| 88 assertEquals(20, MultiChunkTranslator.Translate(25)); |
| 89 assertEquals(34, MultiChunkTranslator.Translate(39)); |
| 90 assertEquals(50, MultiChunkTranslator.Translate(40, Return2010)); |
| 91 assertEquals(55, MultiChunkTranslator.Translate(45)); |
| 92 assertEquals(69, MultiChunkTranslator.Translate(59)); |
| 93 assertEquals(2010, MultiChunkTranslator.Translate(60, Return2010)); |
| 94 assertEquals(70, MultiChunkTranslator.Translate(70)); |
| 95 assertEquals(75, MultiChunkTranslator.Translate(75)); |
| 96 |
| 97 |
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