75350f1ef0
This invariant will save us some head ache. The changes to test-debug/DebugStub is due to the fact that it abuses the ability to set break points in code that has no debug break slots. This is now no longer possible. R=ulan@chromium.org BUG=v8:4132 LOG=N Review URL: https://codereview.chromium.org/1181013007 Cr-Commit-Position: refs/heads/master@{#29038}
116 lines
4.0 KiB
JavaScript
116 lines
4.0 KiB
JavaScript
// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --expose-debug-as debug
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// Get the Debug object exposed from the debug context global object.
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Debug = debug.Debug
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Debug.setListener(function(){});
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var function_z_text =
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" function Z() {\n"
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+ " return 'Z';\n" // Breakpoint line ( #6 )
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+ " }\n";
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eval(
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"function F25() {\n"
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+ " return 25;\n" // Breakpoint line ( #1 )
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+ "}\n"
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+ "function F26 () {\n"
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+ " var x = 20;\n"
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+ function_z_text // function takes exactly 3 lines
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// // Breakpoint line ( #6 )
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//
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+ " var y = 6;\n"
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+ " return x + y;\n"
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+ "}\n"
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+ "function Nested() {\n"
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+ " var a = 30;\n"
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+ " return function F27() {\n"
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+ " var b = 3;\n" // Breakpoint line ( #14 )
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+ " return a - b;\n"
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+ " }\n"
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+ "}\n"
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);
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assertEquals(25, F25());
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assertEquals(26, F26());
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var script = Debug.findScript(F25);
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assertEquals(0, Debug.scriptBreakPoints().length);
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Debug.setScriptBreakPoint(Debug.ScriptBreakPointType.ScriptId, script.id, 1, 1, "true || false || false");
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Debug.setScriptBreakPoint(Debug.ScriptBreakPointType.ScriptId, script.id, 6, 1, "true || false || false");
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Debug.setScriptBreakPoint(Debug.ScriptBreakPointType.ScriptId, script.id, 14, 1, "true || false || false");
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assertEquals(3, Debug.scriptBreakPoints().length);
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var new_source = script.source.replace(function_z_text, "");
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print("new source: " + new_source);
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var change_log = new Array();
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var result = Debug.LiveEdit.SetScriptSource(script, new_source, false, change_log);
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print("Result: " + JSON.stringify(result) + "\n");
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print("Change log: " + JSON.stringify(change_log) + "\n");
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var breaks = Debug.scriptBreakPoints();
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// One breakpoint gets duplicated in a old version of script.
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assertTrue(breaks.length > 3 + 1);
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var breakpoints_in_script = 0;
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var break_position_map = {};
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for (var i = 0; i < breaks.length; i++) {
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if (breaks[i].script_id() == script.id) {
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break_position_map[breaks[i].line()] = true;
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breakpoints_in_script++;
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}
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}
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assertEquals(3, breakpoints_in_script);
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// Check 2 breakpoints. The one in deleted function should have been moved somewhere.
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assertTrue(break_position_map[1]);
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assertTrue(break_position_map[11]);
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// Delete all breakpoints to make this test reentrant.
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var breaks = Debug.scriptBreakPoints();
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var breaks_ids = [];
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for (var i = 0; i < breaks.length; i++) {
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breaks_ids.push(breaks[i].number());
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}
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for (var i = 0; i < breaks_ids.length; i++) {
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Debug.clearBreakPoint(breaks_ids[i]);
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}
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assertEquals(0, Debug.scriptBreakPoints().length);
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Debug.setListener(null);
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