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// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
function* serialize() {
debugger;
switch (0) {
case 0:
let x = 1;
return x; // Check scopes
}
}
let exception = null;
let step_count = 0;
let scopes_checked = false;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
if (exec_state.frame().sourceLineText().includes("Check scopes")) {
let expected = [ debug.ScopeType.Block,
debug.ScopeType.Local,
debug.ScopeType.Script,
debug.ScopeType.Global ];
for (let i = 0; i < exec_state.frame().scopeCount(); i++) {
assertEquals(expected[i], exec_state.frame().scope(i).scopeType());
}
scopes_checked = true;
}
if (step_count++ < 3) exec_state.prepareStep(Debug.StepAction.StepNext);
} catch (e) {
exception = e;
print(e, e.stack);
}
}
let Debug = debug.Debug;
Debug.setListener(listener);
let gen = serialize();
gen.next();
Debug.setListener(null);
assertNull(exception);
assertEquals(4, step_count);
assertTrue(scopes_checked);
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