Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 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 |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --harmony-async-await |
| 6 | |
| 7 | async function test(func, funcs) { |
| 8 | try { |
| 9 | await func(); |
| 10 | throw new Error("Expected " + func.toString() + " to throw"); |
| 11 | } catch (e) { |
| 12 | var stack = e.stack.split('\n'). |
| 13 | slice(1). |
| 14 | map(line => line.trim()). |
| 15 | map(line => line.match(/at (?:(.*) )?.*$/)[1]). |
| 16 | filter(x => typeof x === 'string' && x.length); |
| 17 | |
| 18 | assertEquals(funcs, stack, `Unexpected stack trace ${e.stack}`); |
| 19 | } |
| 20 | } |
| 21 | |
| 22 | function thrower() { throw new Error("NOPE"); } |
| 23 | function reject() { return Promise.reject(new Error("NOPE")); } |
| 24 | |
| 25 | async function runTests() { |
| 26 | await test(async function a() { |
| 27 | throw new Error("FAIL"); |
| 28 | }, |
| 29 | ["a", "test", "runTests"]); |
| 30 | |
| 31 | await test(async function a2() { |
| 32 | await 1; |
| 33 | throw new Error("FAIL"); |
| 34 | }, ["a2"]); |
| 35 | |
| 36 | await test(async function a3() { |
| 37 | await 1; |
| 38 | try { await thrower(); } catch (e) { throw new Error("FAIL"); } |
| 39 | }, ["a3"]); |
| 40 | |
| 41 | await test(async function a4() { |
| 42 | await 1; |
| 43 | try { await reject(); } catch (e) { throw new Error("FAIL"); } |
| 44 | }, ["a4"]); |
| 45 | |
| 46 | await test({ async b() { |
| 47 | throw new Error("FAIL"); |
| 48 | }}.b, |
| 49 | ["b", "test", "runTests"]); |
| 50 | |
| 51 | await test({ async b2() { |
| 52 | await 1; |
| 53 | throw new Error("FAIL"); |
| 54 | }}.b2, ["b2"]); |
| 55 | |
| 56 | await test({ async b3() { |
| 57 | await 1; |
| 58 | try { await thrower(); } catch (e) { throw new Error("FAIL"); } |
| 59 | } }.b3, ["b3"]); |
| 60 | |
| 61 | await test({ async b4() { |
| 62 | await 1; |
| 63 | try { await reject(); } catch (e) { throw new Error("FAIL"); } |
| 64 | } }.b4, ["b4"]); |
| 65 | |
| 66 | await test((new class { async c() { |
| 67 | throw new Error("FAIL"); |
| 68 | } }).c, |
| 69 | ["c", "test", "runTests"]); |
| 70 | |
| 71 | await test((new class { async c2() { |
| 72 | await 1; |
| 73 | throw new Error("FAIL"); |
| 74 | } }).c2, ["c2"]); |
| 75 | |
| 76 | await test((new class { async c3() { |
| 77 | await 1; |
| 78 | try { await thrower(); } catch (e) { throw new Error("FAIL"); } |
| 79 | } }).c3, ["c3"]); |
| 80 | |
| 81 | await test((new class { async c4() { |
| 82 | await 1; |
| 83 | try { await reject(); } catch (e) { throw new Error("FAIL"); } |
| 84 | } }).c4, ["c4"]); |
| 85 | |
| 86 | // TODO(caitp): `async` probably shouldn't be the inferred name for async |
| 87 | // arrow functions... |
| 88 | await test(async() => { throw new Error("FAIL") }, |
| 89 | ["async", "test", "runTests"]); |
| 90 | |
| 91 | await test(async() => { await 1; throw new Error("FAIL") }, ["async"]); |
| 92 | |
| 93 | await test(async() => { |
| 94 | await 1; |
| 95 | try { |
| 96 | await thrower(); |
| 97 | } catch (e) { |
| 98 | throw new Error("FAIL"); |
| 99 | } |
| 100 | }, ["e"]); // TODO(caitp): FuncNameInferer is doing some weird stuff... |
| 101 | |
| 102 | await test(async() => { |
| 103 | await 1; |
| 104 | try { |
| 105 | await reject(); |
| 106 | } catch (e) { |
| 107 | throw new Error("FAIL"); |
| 108 | } |
| 109 | }, ["e"]); |
| 110 | } |
| 111 | |
| 112 | runTests().catch(e => { |
| 113 | print(e); |
| 114 | quit(1); |
| 115 | }); |