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// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Debug = debug.Debug;
var test_name;
var listener_delegate;
var listener_called;
var exception;
var expected_receiver;
var begin_test_count = 0;
var end_test_count = 0;
var break_count = 0;
// Debug event listener which delegates. Exceptions have to be
// explictly caught here and checked later because exception in the
// listener are not propagated to the surrounding JavaScript code.
function listener(event, exec_state, event_data, data) {
try {
if (event == Debug.DebugEvent.Break) {
break_count++;
listener_called = true;
listener_delegate(exec_state);
}
} catch (e) {
exception = e;
}
}
// Add the debug event listener.
Debug.setListener(listener);
// Initialize for a new test.
function BeginTest(name) {
test_name = name;
listener_called = false;
exception = null;
begin_test_count++;
}
// Check result of a test.
function EndTest() {
assertTrue(listener_called, "listener not called for " + test_name);
assertNull(exception, test_name);
end_test_count++;
}
// Check that the debugger correctly reflects that the receiver is not
// converted to object for strict mode functions.
function Strict() { "use strict"; debugger; }
function TestStrict(receiver) {
expected_receiver = receiver;
Strict.call(receiver);
}
listener_delegate = function(exec_state) {
var receiver = exec_state.frame().receiver();
assertEquals(expected_receiver, receiver.value())
}
BeginTest("strict: undefined"); TestStrict(undefined); EndTest();
BeginTest("strict: null"); TestStrict(null); EndTest();
BeginTest("strict: 1"); TestStrict(1); EndTest();
BeginTest("strict: 1.2"); TestStrict(1.2); EndTest();
BeginTest("strict: 'asdf'"); TestStrict('asdf'); EndTest();
BeginTest("strict: true"); TestStrict(true); EndTest();
// Check that the debugger correctly reflects the object conversion of
// the receiver for non-strict mode functions.
function NonStrict() { debugger; }
function TestNonStrict(receiver) {
// null and undefined should be transformed to the global object and
// primitives should be wrapped.
expected_receiver = (receiver == null) ? this : Object(receiver);
NonStrict.call(receiver);
}
listener_delegate = function(exec_state) {
var receiver = exec_state.frame().receiver();
assertEquals(expected_receiver, receiver.value());
}
BeginTest("non-strict: undefined"); TestNonStrict(undefined); EndTest();
BeginTest("non-strict: null"); TestNonStrict(null); EndTest();
BeginTest("non-strict: 1"); TestNonStrict(1); EndTest();
BeginTest("non-strict: 1.2"); TestNonStrict(1.2); EndTest();
BeginTest("non-strict: 'asdf'"); TestNonStrict('asdf'); EndTest();
BeginTest("non-strict: true"); TestNonStrict(true); 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');
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