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}
67 lines
2.4 KiB
JavaScript
67 lines
2.4 KiB
JavaScript
// Copyright 2011 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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// Test debug evaluation for functions without local context, but with
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// nested catch contexts.
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function f() {
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var i = 1; // Line 1.
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{ // Line 2.
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try { // Line 3.
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throw 'stuff'; // Line 4.
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} catch (e) { // Line 5.
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x = 2; // Line 6.
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}
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}
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};
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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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function listener(event, exec_state, event_data, data) {
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if (event == Debug.DebugEvent.Break) {
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result = exec_state.frame().evaluate("i").value();
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}
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};
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// Add the debug event listener.
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Debug.setListener(listener);
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//Set breakpoint on line 6.
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var bp = Debug.setBreakPoint(f, 6);
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result = -1;
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f();
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assertEquals(1, result);
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// Clear breakpoint.
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Debug.clearBreakPoint(bp);
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// Get rid of the debug event listener.
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Debug.setListener(null);
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