js/src/jit-test/tests/debug/Script-getBreakpoints-01.js

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1 // Basic Script.prototype.getBreakpoints tests.
2
3 var g = newGlobal();
4 g.eval("var line0 = Error().lineNumber;\n" +
5 "function f(x) {\n" + // line0 + 1
6 " if (x < 0)\n" + // line0 + 2
7 " return -x;\n" + // line0 + 3
8 " return x;\n" +
9 "}");
10
11 var s;
12 var offsets = [];
13 var handlers = [];
14 var dbg = Debugger(g);
15 dbg.onDebuggerStatement = function (frame) {
16 s = frame.eval("f").return.script;
17 var off;
18
19 for (var i = 0; i < 3; i++) {
20 var off = s.getLineOffsets(g.line0 + 2 + i)[0];
21 assertEq(typeof off, 'number');
22 handlers[i] = {};
23 s.setBreakpoint(off, handlers[i]);
24 offsets[i] = off;
25 }
26 };
27 g.eval("debugger;");
28
29 // getBreakpoints without an offset gets all breakpoints in the script.
30 var bps = s.getBreakpoints();
31 assertEq(bps.length, handlers.length);
32 for (var i = 0; i < bps.length; i++)
33 assertEq(bps.indexOf(handlers[i]) !== -1, true);
34
35 // getBreakpoints with an offset finds only breakpoints at that offset.
36 for (var i = 0; i < offsets.length; i++) {
37 var bps = s.getBreakpoints(offsets[i]);
38 assertEq(bps.length, 1);
39 assertEq(bps[0], handlers[i]);
40 }

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