e9acdc7a00
used to allow these for compatibility, but both Safari and Firefox now disallow them. Review URL: http://codereview.chromium.org/242124 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@3009 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
127 lines
5.1 KiB
JavaScript
127 lines
5.1 KiB
JavaScript
// Copyright 2009 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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var exception = false; // Exception in debug event listener.
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var before_compile_count = 0;
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var after_compile_count = 0;
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var current_source = ''; // Current source being compiled.
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var source_count = 0; // Total number of scources compiled.
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var host_compilations = 0; // Number of scources compiled through the API.
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var eval_compilations = 0; // Number of scources compiled through eval.
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var json_compilations = 0; // Number of scources compiled through JSON.parse.
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function compileSource(source) {
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current_source = source;
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eval(current_source);
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source_count++;
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}
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function listener(event, exec_state, event_data, data) {
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try {
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if (event == Debug.DebugEvent.BeforeCompile ||
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event == Debug.DebugEvent.AfterCompile) {
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// Count the events.
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if (event == Debug.DebugEvent.BeforeCompile) {
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before_compile_count++;
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} else {
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after_compile_count++;
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switch (event_data.script().compilationType()) {
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case Debug.ScriptCompilationType.Host:
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host_compilations++;
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break;
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case Debug.ScriptCompilationType.Eval:
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eval_compilations++;
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break;
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case Debug.ScriptCompilationType.JSON:
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json_compilations++;
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break;
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}
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}
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// If the compiled source contains 'eval' there will be additional compile
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// events for the source inside eval.
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if (current_source.indexOf('eval') == 0) {
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// For source with 'eval' there will be compile events with substrings
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// as well as with with the exact source.
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assertTrue(current_source.indexOf(event_data.script().source()) >= 0);
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} else if (current_source.indexOf('JSON.parse') == 0) {
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// For JSON the JSON source will be in parentheses.
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var s = event_data.script().source();
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if (s[0] == '(') {
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s = s.substring(1, s.length - 2);
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}
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assertTrue(current_source.indexOf(s) >= 0);
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} else {
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// For source without 'eval' there will be a compile events with the
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// exact source.
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assertEquals(current_source, event_data.script().source());
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}
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// Check that script context is included into the event message.
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var json = event_data.toJSONProtocol();
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var msg = eval('(' + json + ')');
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assertTrue('context' in msg.body.script);
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}
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} catch (e) {
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exception = e
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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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// Compile different sources.
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compileSource('a=1');
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compileSource('(function(){})');
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compileSource('eval("a=2")');
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source_count++; // Using eval causes additional compilation event.
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compileSource('eval("eval(\'(function(){return a;})\')")');
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source_count += 2; // Using eval causes additional compilation event.
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compileSource('JSON.parse("{a:1,b:2}")');
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source_count++; // Using JSON.parse causes additional compilation event.
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// Make sure that the debug event listener was invoked.
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assertFalse(exception, "exception in listener")
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// Number of before and after compile events should be the same.
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assertEquals(before_compile_count, after_compile_count);
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// Check the actual number of events (no compilation through the API as all
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// source compiled through eval except for one JSON.parse call).
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assertEquals(source_count, after_compile_count);
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assertEquals(0, host_compilations);
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assertEquals(source_count - 1, eval_compilations);
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assertEquals(1, json_compilations);
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Debug.setListener(null);
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