be20666469
In release mode, statements like:
var i;
for (i of [0]) { let j; debugger; }
would end up with one more block scope than in the debug modes.
R=adamk@chromium.org, marja@chromium.org
BUG=
LOG=N
Review-Url: https://codereview.chromium.org/2347633002
Cr-Commit-Position: refs/heads/master@{#39465}
1288 lines
37 KiB
JavaScript
1288 lines
37 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 --allow-natives-syntax
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// The functions used for testing backtraces. They are at the top to make the
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// testing of source line/column easier.
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// Get the Debug object exposed from the debug context global object.
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var Debug = debug.Debug;
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var test_name;
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var listener_delegate;
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var listener_called;
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var exception;
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var begin_test_count = 0;
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var end_test_count = 0;
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var break_count = 0;
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// Debug event listener which delegates.
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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.Break) {
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break_count++;
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listener_called = true;
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listener_delegate(exec_state);
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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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// Initialize for a new test.
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function BeginTest(name) {
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test_name = name;
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listener_delegate = null;
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listener_called = false;
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exception = null;
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begin_test_count++;
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}
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// Check result of a test.
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function EndTest() {
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assertTrue(listener_called, "listerner not called for " + test_name);
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assertNull(exception, test_name + " / " + exception);
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end_test_count++;
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}
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// Check that two scope are the same.
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function assertScopeMirrorEquals(scope1, scope2) {
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assertEquals(scope1.scopeType(), scope2.scopeType());
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assertEquals(scope1.frameIndex(), scope2.frameIndex());
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assertEquals(scope1.scopeIndex(), scope2.scopeIndex());
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assertPropertiesEqual(scope1.scopeObject().value(), scope2.scopeObject().value());
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}
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function CheckFastAllScopes(scopes, exec_state)
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{
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var fast_all_scopes = exec_state.frame().allScopes(true);
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var length = fast_all_scopes.length;
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assertTrue(scopes.length >= length);
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for (var i = 0; i < scopes.length && i < length; i++) {
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var scope = fast_all_scopes[length - i - 1];
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assertTrue(scope.isScope());
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assertEquals(scopes[scopes.length - i - 1], scope.scopeType());
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}
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}
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// Check that the scope chain contains the expected types of scopes.
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function CheckScopeChain(scopes, exec_state) {
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var all_scopes = exec_state.frame().allScopes();
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assertEquals(scopes.length, exec_state.frame().scopeCount());
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assertEquals(scopes.length, all_scopes.length, "FrameMirror.allScopes length");
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for (var i = 0; i < scopes.length; i++) {
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var scope = exec_state.frame().scope(i);
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assertTrue(scope.isScope());
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assertEquals(scopes[i], scope.scopeType());
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assertScopeMirrorEquals(all_scopes[i], scope);
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// Check the global object when hitting the global scope.
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if (scopes[i] == debug.ScopeType.Global) {
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// Objects don't have same class (one is "global", other is "Object",
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// so just check the properties directly.
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assertPropertiesEqual(this, scope.scopeObject().value());
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}
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}
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CheckFastAllScopes(scopes, exec_state);
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// Get the debug command processor.
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var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
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// Send a scopes request and check the result.
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var json;
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var request_json = '{"seq":0,"type":"request","command":"scopes"}';
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var response_json = dcp.processDebugJSONRequest(request_json);
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var response = JSON.parse(response_json);
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assertEquals(scopes.length, response.body.scopes.length);
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for (var i = 0; i < scopes.length; i++) {
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assertEquals(i, response.body.scopes[i].index);
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assertEquals(scopes[i], response.body.scopes[i].type);
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if (scopes[i] == debug.ScopeType.Local ||
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scopes[i] == debug.ScopeType.Script ||
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scopes[i] == debug.ScopeType.Closure) {
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assertTrue(response.body.scopes[i].object.ref < 0);
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} else {
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assertTrue(response.body.scopes[i].object.ref >= 0);
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}
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var found = false;
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for (var j = 0; j < response.refs.length && !found; j++) {
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found = response.refs[j].handle == response.body.scopes[i].object.ref;
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}
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assertTrue(found, "Scope object " + response.body.scopes[i].object.ref + " not found");
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}
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}
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// Check that the scope chain contains the expected names of scopes.
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function CheckScopeChainNames(names, exec_state) {
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var all_scopes = exec_state.frame().allScopes();
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assertEquals(names.length, all_scopes.length, "FrameMirror.allScopes length");
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for (var i = 0; i < names.length; i++) {
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var scope = exec_state.frame().scope(i);
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assertTrue(scope.isScope());
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assertEquals(names[i], scope.details().name())
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}
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}
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// Check that the content of the scope is as expected. For functions just check
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// that there is a function.
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function CheckScopeContent(content, number, exec_state) {
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var scope = exec_state.frame().scope(number);
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var count = 0;
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for (var p in content) {
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var property_mirror = scope.scopeObject().property(p);
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assertFalse(property_mirror.isUndefined(), 'property ' + p + ' not found in scope');
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if (typeof(content[p]) === 'function') {
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assertTrue(property_mirror.value().isFunction());
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} else {
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assertEquals(content[p], property_mirror.value().value(), 'property ' + p + ' has unexpected value');
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}
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count++;
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}
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// 'arguments' and might be exposed in the local and closure scope. Just
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// ignore this.
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var scope_size = scope.scopeObject().properties().length;
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if (!scope.scopeObject().property('arguments').isUndefined()) {
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scope_size--;
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}
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// Ditto for 'this'.
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if (!scope.scopeObject().property('this').isUndefined()) {
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scope_size--;
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}
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// Temporary variables introduced by the parser have not been materialized.
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assertTrue(scope.scopeObject().property('').isUndefined());
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if (count != scope_size) {
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print('Names found in scope:');
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var names = scope.scopeObject().propertyNames();
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for (var i = 0; i < names.length; i++) {
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print(names[i]);
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}
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}
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assertEquals(count, scope_size);
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// Get the debug command processor.
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var dcp = exec_state.debugCommandProcessor("unspecified_running_state");
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// Send a scope request for information on a single scope and check the
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// result.
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var request_json = '{"seq":0,"type":"request","command":"scope","arguments":{"number":';
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request_json += scope.scopeIndex();
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request_json += '}}';
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var response_json = dcp.processDebugJSONRequest(request_json);
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var response = JSON.parse(response_json);
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assertEquals(scope.scopeType(), response.body.type);
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assertEquals(number, response.body.index);
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if (scope.scopeType() == debug.ScopeType.Local ||
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scope.scopeType() == debug.ScopeType.Script ||
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scope.scopeType() == debug.ScopeType.Closure) {
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assertTrue(response.body.object.ref < 0);
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} else {
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assertTrue(response.body.object.ref >= 0);
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}
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var found = false;
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for (var i = 0; i < response.refs.length && !found; i++) {
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found = response.refs[i].handle == response.body.object.ref;
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}
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assertTrue(found, "Scope object " + response.body.object.ref + " not found");
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}
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// Check that the scopes have positions as expected.
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function CheckScopeChainPositions(positions, exec_state) {
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var all_scopes = exec_state.frame().allScopes();
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assertEquals(positions.length, all_scopes.length, "FrameMirror.allScopes length");
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for (var i = 0; i < positions.length; i++) {
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var scope = exec_state.frame().scope(i);
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assertTrue(scope.isScope());
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var position = positions[i];
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if (!position)
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continue;
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assertEquals(position.start, scope.details().startPosition())
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assertEquals(position.end, scope.details().endPosition())
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}
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}
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// Simple empty local scope.
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BeginTest("Local 1");
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function local_1() {
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({}, 0, exec_state);
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};
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local_1();
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EndTest();
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// Local scope with a parameter.
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BeginTest("Local 2");
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function local_2(a) {
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({a:1}, 0, exec_state);
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};
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local_2(1);
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EndTest();
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// Local scope with a parameter and a local variable.
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BeginTest("Local 3");
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function local_3(a) {
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var x = 3;
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({a:1,x:3}, 0, exec_state);
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};
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local_3(1);
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EndTest();
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// Local scope with parameters and local variables.
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BeginTest("Local 4");
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function local_4(a, b) {
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var x = 3;
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var y = 4;
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({a:1,b:2,x:3,y:4}, 0, exec_state);
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};
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local_4(1, 2);
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EndTest();
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// Empty local scope with use of eval.
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BeginTest("Local 5");
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function local_5() {
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eval('');
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({}, 0, exec_state);
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};
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local_5();
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EndTest();
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// Local introducing local variable using eval.
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BeginTest("Local 6");
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function local_6() {
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eval('var i = 5');
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({i:5}, 0, exec_state);
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};
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local_6();
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EndTest();
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// Local scope with parameters, local variables and local variable introduced
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// using eval.
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BeginTest("Local 7");
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function local_7(a, b) {
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var x = 3;
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var y = 4;
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eval('var i = 5');
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eval('var j = 6');
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debugger;
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({a:1,b:2,x:3,y:4,i:5,j:6}, 0, exec_state);
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};
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local_7(1, 2);
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EndTest();
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// Single empty with block.
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BeginTest("With 1");
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function with_1() {
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with({}) {
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debugger;
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}
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({}, 0, exec_state);
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};
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with_1();
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EndTest();
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// Nested empty with blocks.
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BeginTest("With 2");
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function with_2() {
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with({}) {
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with({}) {
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debugger;
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}
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}
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.With,
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debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({}, 0, exec_state);
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CheckScopeContent({}, 1, exec_state);
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};
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with_2();
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EndTest();
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// With block using an in-place object literal.
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BeginTest("With 3");
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function with_3() {
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with({a:1,b:2}) {
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debugger;
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}
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}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({a:1,b:2}, 0, exec_state);
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};
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with_3();
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EndTest();
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// Nested with blocks using in-place object literals.
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BeginTest("With 4");
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function with_4() {
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with({a:1,b:2}) {
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with({a:2,b:1}) {
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debugger;
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}
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}
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}
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|
|
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.With,
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debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent({a:2,b:1}, 0, exec_state);
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CheckScopeContent({a:1,b:2}, 1, exec_state);
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};
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with_4();
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EndTest();
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// Nested with blocks using existing object.
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BeginTest("With 5");
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|
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var with_object = {c:3,d:4};
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function with_5() {
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with(with_object) {
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with(with_object) {
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debugger;
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}
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}
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}
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|
|
|
listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.With,
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debug.ScopeType.Local,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent(with_object, 0, exec_state);
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CheckScopeContent(with_object, 1, exec_state);
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assertEquals(exec_state.frame().scope(0).scopeObject(), exec_state.frame().scope(1).scopeObject());
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assertEquals(with_object, exec_state.frame().scope(1).scopeObject().value());
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};
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with_5();
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EndTest();
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|
|
// Nested with blocks using existing object in global code.
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|
BeginTest("With 6");
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.With,
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debug.ScopeType.Script,
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debug.ScopeType.Global], exec_state);
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CheckScopeContent(with_object, 0, exec_state);
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CheckScopeContent(with_object, 1, exec_state);
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assertEquals(exec_state.frame().scope(0).scopeObject(), exec_state.frame().scope(1).scopeObject());
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assertEquals(with_object, exec_state.frame().scope(1).scopeObject().value());
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};
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var with_object = {c:3,d:4};
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with(with_object) {
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with(with_object) {
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debugger;
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}
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}
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EndTest();
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// With block in function that is marked for optimization while being executed.
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|
BeginTest("With 7");
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function with_7() {
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with({}) {
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%OptimizeFunctionOnNextCall(with_7);
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debugger;
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}
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|
}
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listener_delegate = function(exec_state) {
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CheckScopeChain([debug.ScopeType.With,
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debug.ScopeType.Local,
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debug.ScopeType.Script,
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|
debug.ScopeType.Global], exec_state);
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CheckScopeContent({}, 0, exec_state);
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};
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with_7();
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EndTest();
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|
|
// Simple closure formed by returning an inner function referering the outer
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|
// functions arguments.
|
|
BeginTest("Closure 1");
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|
|
|
function closure_1(a) {
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|
function f() {
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debugger;
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return a;
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};
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|
return f;
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({a:1}, 1, exec_state);
|
|
CheckScopeChainNames(["f", "closure_1", undefined, undefined], exec_state)
|
|
};
|
|
closure_1(1)();
|
|
EndTest();
|
|
|
|
|
|
// Simple closure formed by returning an inner function referering the outer
|
|
// functions arguments. Due to VM optimizations parts of the actual closure is
|
|
// missing from the debugger information.
|
|
BeginTest("Closure 2");
|
|
|
|
function closure_2(a, b) {
|
|
var x = a + 2;
|
|
var y = b + 2;
|
|
function f() {
|
|
debugger;
|
|
return a + x;
|
|
};
|
|
return f;
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({a:1,x:3}, 1, exec_state);
|
|
CheckScopeChainNames(["f", "closure_2", undefined, undefined], exec_state)
|
|
};
|
|
closure_2(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
// Simple closure formed by returning an inner function referering the outer
|
|
// functions arguments. Using all arguments and locals from the outer function
|
|
// in the inner function makes these part of the debugger information on the
|
|
// closure.
|
|
BeginTest("Closure 3");
|
|
|
|
function closure_3(a, b) {
|
|
var x = a + 2;
|
|
var y = b + 2;
|
|
function f() {
|
|
debugger;
|
|
return a + b + x + y;
|
|
};
|
|
return f;
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({a:1,b:2,x:3,y:4}, 1, exec_state);
|
|
CheckScopeChainNames(["f", "closure_3", undefined, undefined], exec_state)
|
|
};
|
|
closure_3(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
|
|
// Simple closure formed by returning an inner function referering the outer
|
|
// functions arguments. Using all arguments and locals from the outer function
|
|
// in the inner function makes these part of the debugger information on the
|
|
// closure. Use the inner function as well...
|
|
BeginTest("Closure 4");
|
|
|
|
function closure_4(a, b) {
|
|
var x = a + 2;
|
|
var y = b + 2;
|
|
function f() {
|
|
debugger;
|
|
if (f) {
|
|
return a + b + x + y;
|
|
}
|
|
};
|
|
return f;
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({a:1,b:2,x:3,y:4,f:function(){}}, 1, exec_state);
|
|
CheckScopeChainNames(["f", "closure_4", undefined, undefined], exec_state)
|
|
};
|
|
closure_4(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
|
|
// Simple closure formed by returning an inner function referering the outer
|
|
// functions arguments. In the presence of eval all arguments and locals
|
|
// (including the inner function itself) from the outer function becomes part of
|
|
// the debugger infformation on the closure.
|
|
BeginTest("Closure 5");
|
|
|
|
function closure_5(a, b) {
|
|
var x = 3;
|
|
var y = 4;
|
|
function f() {
|
|
eval('');
|
|
debugger;
|
|
return 1;
|
|
};
|
|
return f;
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({a:1,b:2,x:3,y:4,f:function(){}}, 1, exec_state);
|
|
CheckScopeChainNames(["f", "closure_5", undefined, undefined], exec_state)
|
|
};
|
|
closure_5(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
// Two closures. Due to optimizations only the parts actually used are provided
|
|
// through the debugger information.
|
|
BeginTest("Closure 6");
|
|
function closure_6(a, b) {
|
|
function f(a, b) {
|
|
var x = 3;
|
|
var y = 4;
|
|
return function() {
|
|
var x = 3;
|
|
var y = 4;
|
|
debugger;
|
|
some_global = a;
|
|
return f;
|
|
};
|
|
}
|
|
return f(a, b);
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({a:1}, 1, exec_state);
|
|
CheckScopeContent({f:function(){}}, 2, exec_state);
|
|
CheckScopeChainNames([undefined, "f", "closure_6", undefined, undefined], exec_state)
|
|
};
|
|
closure_6(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
// Two closures. In the presence of eval all information is provided as the
|
|
// compiler cannot determine which parts are used.
|
|
BeginTest("Closure 7");
|
|
function closure_7(a, b) {
|
|
var x = 3;
|
|
var y = 4;
|
|
eval('var i = 5');
|
|
eval('var j = 6');
|
|
function f(a, b) {
|
|
var x = 3;
|
|
var y = 4;
|
|
eval('var i = 5');
|
|
eval('var j = 6');
|
|
return function() {
|
|
debugger;
|
|
some_global = a;
|
|
return f;
|
|
};
|
|
}
|
|
return f(a, b);
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({}, 0, exec_state);
|
|
CheckScopeContent({a:1,b:2,x:3,y:4,i:5,j:6}, 1, exec_state);
|
|
CheckScopeContent({a:1,b:2,x:3,y:4,i:5,j:6,f:function(){}}, 2, exec_state);
|
|
CheckScopeChainNames([undefined, "f", "closure_7", undefined, undefined], exec_state)
|
|
};
|
|
closure_7(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
// Closure that may be optimized out.
|
|
BeginTest("Closure 8");
|
|
function closure_8() {
|
|
(function inner(x) {
|
|
debugger;
|
|
})(2);
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({x: 2}, 0, exec_state);
|
|
CheckScopeChainNames(["inner", undefined, undefined], exec_state)
|
|
};
|
|
closure_8();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Closure 9");
|
|
function closure_9() {
|
|
eval("var y = 1;");
|
|
eval("var z = 1;");
|
|
(function inner(x) {
|
|
y++;
|
|
z++;
|
|
debugger;
|
|
})(2);
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainNames(["inner", "closure_9", undefined, undefined], exec_state)
|
|
};
|
|
closure_9();
|
|
EndTest();
|
|
|
|
|
|
// Test a mixture of scopes.
|
|
BeginTest("The full monty");
|
|
function the_full_monty(a, b) {
|
|
var x = 3;
|
|
var y = 4;
|
|
eval('var i = 5');
|
|
eval('var j = 6');
|
|
function f(a, b) {
|
|
var x = 9;
|
|
var y = 10;
|
|
eval('var i = 11');
|
|
eval('var j = 12');
|
|
with ({j:13}){
|
|
return function() {
|
|
var x = 14;
|
|
with ({a:15}) {
|
|
with ({b:16}) {
|
|
debugger;
|
|
some_global = a;
|
|
return f;
|
|
}
|
|
}
|
|
};
|
|
}
|
|
}
|
|
return f(a, b);
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.With,
|
|
debug.ScopeType.With,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.With,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({b:16}, 0, exec_state);
|
|
CheckScopeContent({a:15}, 1, exec_state);
|
|
CheckScopeContent({x:14}, 2, exec_state);
|
|
CheckScopeContent({j:13}, 3, exec_state);
|
|
CheckScopeContent({a:1,b:2,x:9,y:10,i:11,j:12}, 4, exec_state);
|
|
CheckScopeContent({a:1,b:2,x:3,y:4,i:5,j:6,f:function(){}}, 5, exec_state);
|
|
CheckScopeChainNames([undefined, undefined, undefined, "f", "f", "the_full_monty", undefined, undefined], exec_state)
|
|
};
|
|
the_full_monty(1, 2)();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Closure inside With 1");
|
|
function closure_in_with_1() {
|
|
with({x:1}) {
|
|
(function inner(x) {
|
|
debugger;
|
|
})(2);
|
|
}
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.With,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({x: 2}, 0, exec_state);
|
|
CheckScopeContent({x: 1}, 1, exec_state);
|
|
};
|
|
closure_in_with_1();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Closure inside With 2");
|
|
function closure_in_with_2() {
|
|
with({x:1}) {
|
|
(function inner(x) {
|
|
with({x:3}) {
|
|
debugger;
|
|
}
|
|
})(2);
|
|
}
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.With,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.With,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({x: 3}, 0, exec_state);
|
|
CheckScopeContent({x: 2}, 1, exec_state);
|
|
CheckScopeContent({x: 1}, 2, exec_state);
|
|
CheckScopeChainNames(["inner", "inner", "closure_in_with_2", undefined, undefined], exec_state)
|
|
};
|
|
closure_in_with_2();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Closure inside With 3");
|
|
function createClosure(a) {
|
|
var b = a + 1;
|
|
return function closure() {
|
|
var c = b;
|
|
(function inner(x) {
|
|
with({x:c}) {
|
|
debugger;
|
|
}
|
|
})(2);
|
|
};
|
|
}
|
|
|
|
function closure_in_with_3() {
|
|
var f = createClosure(0);
|
|
f();
|
|
}
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.With,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Closure,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainNames(["inner", "inner", "closure", "createClosure", undefined, undefined], exec_state)
|
|
}
|
|
closure_in_with_3();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Closure inside With 4");
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.With,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({x: 2}, 0, exec_state);
|
|
CheckScopeContent({x: 1}, 1, exec_state);
|
|
CheckScopeChainNames([undefined, undefined, undefined, undefined], exec_state)
|
|
};
|
|
|
|
with({x:1}) {
|
|
(function(x) {
|
|
debugger;
|
|
})(2);
|
|
}
|
|
EndTest();
|
|
|
|
|
|
// Test global scope.
|
|
BeginTest("Global");
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Script, debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainNames([undefined, undefined], exec_state)
|
|
};
|
|
debugger;
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Catch block 1");
|
|
function catch_block_1() {
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
debugger;
|
|
}
|
|
};
|
|
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Catch,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({e:'Exception'}, 0, exec_state);
|
|
CheckScopeChainNames(["catch_block_1", "catch_block_1", undefined, undefined], exec_state)
|
|
};
|
|
catch_block_1();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Catch block 2");
|
|
function catch_block_2() {
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
with({n:10}) {
|
|
debugger;
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.With,
|
|
debug.ScopeType.Catch,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({n:10}, 0, exec_state);
|
|
CheckScopeContent({e:'Exception'}, 1, exec_state);
|
|
CheckScopeChainNames(["catch_block_2", "catch_block_2", "catch_block_2", undefined, undefined], exec_state)
|
|
};
|
|
catch_block_2();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Catch block 3");
|
|
function catch_block_3() {
|
|
// Do eval to dynamically declare a local variable so that the context's
|
|
// extension slot is initialized with JSContextExtensionObject.
|
|
eval("var y = 78;");
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
debugger;
|
|
}
|
|
};
|
|
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Catch,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({e:'Exception'}, 0, exec_state);
|
|
CheckScopeContent({y:78}, 1, exec_state);
|
|
CheckScopeChainNames(["catch_block_3", "catch_block_3", undefined, undefined], exec_state)
|
|
};
|
|
catch_block_3();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Catch block 4");
|
|
function catch_block_4() {
|
|
// Do eval to dynamically declare a local variable so that the context's
|
|
// extension slot is initialized with JSContextExtensionObject.
|
|
eval("var y = 98;");
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
with({n:10}) {
|
|
debugger;
|
|
}
|
|
}
|
|
};
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.With,
|
|
debug.ScopeType.Catch,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({n:10}, 0, exec_state);
|
|
CheckScopeContent({e:'Exception'}, 1, exec_state);
|
|
CheckScopeContent({y:98}, 2, exec_state);
|
|
CheckScopeChainNames(["catch_block_4", "catch_block_4", "catch_block_4", undefined, undefined], exec_state)
|
|
};
|
|
catch_block_4();
|
|
EndTest();
|
|
|
|
|
|
// Test catch in global scope.
|
|
BeginTest("Catch block 5");
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Catch,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({e:'Exception'}, 0, exec_state);
|
|
CheckScopeChainNames([undefined, undefined, undefined], exec_state)
|
|
};
|
|
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
debugger;
|
|
}
|
|
|
|
EndTest();
|
|
|
|
|
|
// Closure inside catch in global code.
|
|
BeginTest("Catch block 6");
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Catch,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({x: 2}, 0, exec_state);
|
|
CheckScopeContent({e:'Exception'}, 1, exec_state);
|
|
CheckScopeChainNames([undefined, undefined, undefined, undefined], exec_state)
|
|
};
|
|
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
(function(x) {
|
|
debugger;
|
|
})(2);
|
|
}
|
|
EndTest();
|
|
|
|
|
|
// Catch block in function that is marked for optimization while being executed.
|
|
BeginTest("Catch block 7");
|
|
function catch_block_7() {
|
|
%OptimizeFunctionOnNextCall(catch_block_7);
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
debugger;
|
|
}
|
|
};
|
|
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Catch,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({e:'Exception'}, 0, exec_state);
|
|
CheckScopeChainNames(["catch_block_7", "catch_block_7", undefined, undefined], exec_state)
|
|
};
|
|
catch_block_7();
|
|
EndTest();
|
|
|
|
|
|
BeginTest("Classes and methods 1");
|
|
|
|
listener_delegate = function(exec_state) {
|
|
"use strict"
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeContent({}, 1, exec_state);
|
|
CheckScopeChainNames(["m", undefined, undefined], exec_state)
|
|
};
|
|
|
|
(function() {
|
|
"use strict";
|
|
class C1 {
|
|
m() {
|
|
debugger;
|
|
}
|
|
}
|
|
new C1().m();
|
|
})();
|
|
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions");
|
|
var code1 = "function f() { \n" +
|
|
" var a = 1; \n" +
|
|
" function b() { \n" +
|
|
" debugger; \n" +
|
|
" return a + 1; \n" +
|
|
" } \n" +
|
|
" b(); \n" +
|
|
"} \n" +
|
|
"f(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChainPositions([{start: 58, end: 118}, {start: 10, end: 162}, {}, {}], exec_state);
|
|
}
|
|
eval(code1);
|
|
EndTest();
|
|
|
|
|
|
function catch_block_2() {
|
|
try {
|
|
throw 'Exception';
|
|
} catch (e) {
|
|
with({n:10}) {
|
|
debugger;
|
|
}
|
|
}
|
|
};
|
|
|
|
BeginTest("Scope positions in catch and 'with' statement");
|
|
var code2 = "function catch_block() { \n" +
|
|
" try { \n" +
|
|
" throw 'Exception'; \n" +
|
|
" } catch (e) { \n" +
|
|
" with({n : 10}) { \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"catch_block(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChainPositions([{start: 131, end: 173}, {start: 94, end: 199}, {start: 20, end: 225}, {}, {}], exec_state);
|
|
}
|
|
eval(code2);
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions in for statement");
|
|
var code3 = "function for_statement() { \n" +
|
|
" for (let i = 0; i < 1; i++) { \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"for_statement(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Block,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainPositions([{start: 52, end: 111}, {start: 22, end: 145}, {}, {}], exec_state);
|
|
}
|
|
eval(code3);
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions in for statement with lexical block");
|
|
var code4 = "function for_statement() { \n" +
|
|
" for (let i = 0; i < 1; i++) { \n" +
|
|
" let j; \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"for_statement(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Block,
|
|
debug.ScopeType.Block,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainPositions([{start: 66, end: 147}, {start: 52, end: 147}, {start: 22, end: 181}, {}, {}], exec_state);
|
|
}
|
|
eval(code4);
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions in lexical for each statement");
|
|
var code5 = "function for_each_statement() { \n" +
|
|
" for (let i of [0]) { \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"for_each_statement(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Block,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainPositions([{start: 55, end: 111}, {start: 27, end: 145}, {}, {}], exec_state);
|
|
}
|
|
eval(code5);
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions in lexical for each statement with lexical block");
|
|
var code6 = "function for_each_statement() { \n" +
|
|
" for (let i of [0]) { \n" +
|
|
" let j; \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"for_each_statement(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Block,
|
|
debug.ScopeType.Block,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainPositions([{start: 57, end: 147}, {start: 55, end: 147}, {start: 27, end: 181}, {}, {}], exec_state);
|
|
}
|
|
eval(code6);
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions in non-lexical for each statement");
|
|
var code7 = "function for_each_statement() { \n" +
|
|
" var i; \n" +
|
|
" for (i of [0]) { \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"for_each_statement(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainPositions([{start: 27, end: 181}, {}, {}], exec_state);
|
|
}
|
|
eval(code7);
|
|
EndTest();
|
|
|
|
BeginTest("Scope positions in non-lexical for each statement with lexical block");
|
|
var code8 = "function for_each_statement() { \n" +
|
|
" var i; \n" +
|
|
" for (i of [0]) { \n" +
|
|
" let j; \n" +
|
|
" debugger; \n" +
|
|
" } \n" +
|
|
"} \n" +
|
|
"for_each_statement(); \n";
|
|
|
|
listener_delegate = function(exec_state) {
|
|
CheckScopeChain([debug.ScopeType.Block,
|
|
debug.ScopeType.Local,
|
|
debug.ScopeType.Script,
|
|
debug.ScopeType.Global], exec_state);
|
|
CheckScopeChainPositions([{start: 89, end: 183}, {start: 27, end: 217}, {}, {}], exec_state);
|
|
}
|
|
eval(code8);
|
|
EndTest();
|
|
|
|
assertEquals(begin_test_count, break_count,
|
|
'one or more tests did not enter the debugger');
|
|
assertEquals(begin_test_count, end_test_count,
|
|
'one or more tests did not have its result checked');
|