8bee91a58b
And tons of changes to debugger tests. R=bmeurer@chromium.org BUG=chromium:569835 LOG=N Review URL: https://codereview.chromium.org/1525173003 Cr-Commit-Position: refs/heads/master@{#32885}
103 lines
2.8 KiB
JavaScript
103 lines
2.8 KiB
JavaScript
// Copyright 2014 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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// Flags: --harmony-object-observe
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// Flags: --allow-natives-syntax --expose-debug-as debug
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Debug = debug.Debug
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var exception = null;
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var break_count = 0;
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var expected_breaks = -1;
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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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assertTrue(exec_state.frameCount() != 0, "FAIL: Empty stack trace");
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if (!break_count) {
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// Count number of expected breakpoints in this source file.
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var source_text = exec_state.frame(0).func().script().source();
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expected_breaks = source_text.match(/\/\/\s*Break\s+\d+\./g).length;
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print("Expected breaks: " + expected_breaks);
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}
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var source = exec_state.frame(0).sourceLineText();
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print("paused at: " + source);
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assertTrue(source.indexOf("// Break " + break_count + ".") > 0,
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"Unexpected pause at: " + source + "\n" +
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"Expected: // Break " + break_count + ".");
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if (source.indexOf("StepOver.") !== -1) {
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exec_state.prepareStep(Debug.StepAction.StepNext);
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} else {
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exec_state.prepareStep(Debug.StepAction.StepIn);
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}
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++break_count;
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}
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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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Debug.setListener(listener);
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Promise.resolve(42)
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.then(promise1)
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.then(Object) // Should skip stepping into native.
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.then(Boolean) // Should skip stepping into native.
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.then(promise2)
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.catch(promise3)
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.catch(function(e) {
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%AbortJS("FAIL: uncaught exception " + e);
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});
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function promise1() {
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debugger; // Break 0.
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return exception || 1; // Break 1.
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} // Break 2.
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function promise2() {
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throw new Error; // Break 3.
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}
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function promise3() {
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installObservers(); // Break 4. StepOver.
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return break_count; // Break 5.
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} // Break 6.
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function installObservers() {
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var dummy = {};
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Object.observe(dummy, observer1);
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Object.observe(dummy, Object); // Should skip stepping into native.
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Object.observe(dummy, Boolean); // Should skip stepping into native.
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Object.observe(dummy, observer2);
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dummy.foo = 1;
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}
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function observer1() {
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return exception || 3; // Break 7.
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} // Break 8.
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function observer2() {
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Promise.resolve().then(promise4); // Break 9. StepOver.
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return break_count + 1; // Break 10.
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} // Break 11.
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function promise4() {
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finalize(); // Break 12. StepOver.
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return 0; // Break 13.
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} // Break 14. StepOver.
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function finalize() {
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var dummy = {};
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Object.observe(dummy, function() {
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if (expected_breaks !== break_count) {
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%AbortJS("FAIL: expected <" + expected_breaks + "> breaks instead of <" +
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break_count + ">");
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}
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if (exception !== null) {
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%AbortJS("FAIL: exception: " + exception);
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}
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});
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dummy.foo = 1;
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}
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