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Side by Side Diff: test/mjsunit/es6/debug-promises/throw-finally-caught-all.js

Issue 2197183002: [debugger] use handler table on unoptimized code for exception prediction. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: address comments and rebase Created 4 years, 4 months ago
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1 // Copyright 2014 the V8 project authors. All rights reserved. 1 // Copyright 2016 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Flags: --expose-debug-as debug --allow-natives-syntax --promise-extra 5 // Flags: --expose-debug-as debug --allow-natives-syntax --promise-extra
6 6
7 // Test debug events when we listen to all exceptions and 7 // Test debug events when we listen to all exceptions and
8 // there is a catch handler for the exception thrown in a Promise. 8 // there is a catch handler for the exception thrown in a Promise, first
9 // caught by a try-finally, and immediately rethrown.
9 // We expect a normal Exception debug event to be triggered. 10 // We expect a normal Exception debug event to be triggered.
10 11
11 Debug = debug.Debug; 12 Debug = debug.Debug;
12 13
13 var expected_events = 1; 14 var expected_events = 1;
14 var log = []; 15 var log = [];
15 16
16 var p = new Promise(function(resolve, reject) { 17 var p = new Promise(function(resolve, reject) {
17 log.push("resolve"); 18 log.push("resolve");
18 resolve(); 19 resolve();
19 }); 20 });
20 21
21 var q = p.chain( 22 var q = p.chain(
22 function() { 23 function() {
23 log.push("throw"); 24 log.push("throw");
24 throw new Error("caught"); 25 try {
26 throw new Error("caught");
27 } finally {
28 }
25 }); 29 });
26 30
27 q.catch( 31 q.catch(
28 function(e) { 32 function(e) {
29 assertEquals("caught", e.message); 33 assertEquals("caught", e.message);
30 }); 34 });
31 35
32 function listener(event, exec_state, event_data, data) { 36 function listener(event, exec_state, event_data, data) {
33 try { 37 try {
34 if (event == Debug.DebugEvent.Exception) { 38 if (event == Debug.DebugEvent.Exception) {
(...skipping 24 matching lines...) Expand all
59 } 63 }
60 } catch (e) { 64 } catch (e) {
61 %AbortJS(e + "\n" + e.stack); 65 %AbortJS(e + "\n" + e.stack);
62 } 66 }
63 } 67 }
64 68
65 %EnqueueMicrotask(checkResult); 69 %EnqueueMicrotask(checkResult);
66 } 70 }
67 71
68 testDone(0); 72 testDone(0);
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