1 // Copyright 2008 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 Debug = debug.Debug 31 32 function f() {a=1;b=2}; 33 function g() { 34 a=1; 35 b=2; 36 } 37 38 bp = Debug.setBreakPoint(f, 0, 0); 39 assertEquals("() {[B0]a=1;b=2}", Debug.showBreakPoints(f)); 40 Debug.clearBreakPoint(bp); 41 assertEquals("() {a=1;b=2}", Debug.showBreakPoints(f)); 42 bp1 = Debug.setBreakPoint(f, 0, 8); 43 assertEquals("() {a=1;[B0]b=2}", Debug.showBreakPoints(f)); 44 bp2 = Debug.setBreakPoint(f, 0, 4); 45 assertEquals("() {[B0]a=1;[B1]b=2}", Debug.showBreakPoints(f)); 46 bp3 = Debug.setBreakPoint(f, 0, 12); 47 assertEquals("() {[B0]a=1;[B1]b=2}[B2]", Debug.showBreakPoints(f)); 48 Debug.clearBreakPoint(bp1); 49 assertEquals("() {[B0]a=1;b=2}[B1]", Debug.showBreakPoints(f)); 50 Debug.clearBreakPoint(bp2); 51 assertEquals("() {a=1;b=2}[B0]", Debug.showBreakPoints(f)); 52 Debug.clearBreakPoint(bp3); 53 assertEquals("() {a=1;b=2}", Debug.showBreakPoints(f)); 54 55 // The following test checks that the Debug.showBreakPoints(g) produces output 56 // like follows when changein breakpoints. 57 // 58 // function g() { 59 // [BX]a=1; 60 // [BX]b=2; 61 // }[BX] 62 63 // Test set and clear breakpoint at the first possible location (line 0, 64 // position 0). 65 bp = Debug.setBreakPoint(g, 0, 0); 66 // function g() { 67 // [B0]a=1; 68 // b=2; 69 // } 70 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]a=1;") > 0); 71 Debug.clearBreakPoint(bp); 72 // function g() { 73 // a=1; 74 // b=2; 75 // } 76 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]") < 0); 77 78 // Second test set and clear breakpoints on lines 1, 2 and 3 (position = 0). 79 bp1 = Debug.setBreakPoint(g, 2, 0); 80 // function g() { 81 // a=1; 82 // [B0]b=2; 83 // } 84 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]b=2;") > 0); 85 bp2 = Debug.setBreakPoint(g, 1, 0); 86 // function g() { 87 // [B0]a=1; 88 // [B1]b=2; 89 // } 90 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]a=1;") > 0); 91 assertTrue(Debug.showBreakPoints(g).indexOf("[B1]b=2;") > 0); 92 bp3 = Debug.setBreakPoint(g, 3, 0); 93 // function g() { 94 // [B0]a=1; 95 // [B1]b=2; 96 // }[B2] 97 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]a=1;") > 0); 98 assertTrue(Debug.showBreakPoints(g).indexOf("[B1]b=2;") > 0); 99 assertTrue(Debug.showBreakPoints(g).indexOf("}[B2]") > 0); 100 Debug.clearBreakPoint(bp1); 101 // function g() { 102 // [B0]a=1; 103 // b=2; 104 // }[B1] 105 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]a=1;") > 0); 106 assertTrue(Debug.showBreakPoints(g).indexOf("}[B1]") > 0); 107 assertTrue(Debug.showBreakPoints(g).indexOf("[B2]") < 0); 108 Debug.clearBreakPoint(bp2); 109 // function g() { 110 // a=1; 111 // b=2; 112 // }[B0] 113 assertTrue(Debug.showBreakPoints(g).indexOf("}[B0]") > 0); 114 assertTrue(Debug.showBreakPoints(g).indexOf("[B1]") < 0); 115 Debug.clearBreakPoint(bp3); 116 // function g() { 117 // a=1; 118 // b=2; 119 // } 120 assertTrue(Debug.showBreakPoints(g).indexOf("[B0]") < 0); 121