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