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| 1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 import 'dart:async'; | |
| 6 | |
| 7 import 'package:unittest/unittest.dart'; | |
| 8 | |
| 9 import '../utils.dart'; | |
| 10 | |
| 11 void main() { | |
| 12 group("[completes]", () { | |
| 13 test("blocks the test until the Future completes", () { | |
| 14 return expectTestBlocks(() { | |
| 15 var completer = new Completer(); | |
| 16 expect(completer.future, completes); | |
| 17 return completer; | |
| 18 }, (completer) => completer.complete()); | |
| 19 }); | |
| 20 | |
| 21 test("with an error", () { | |
| 22 return runTest(() { | |
| 23 expect(new Future.error('X'), completes); | |
| 24 }).then((liveTest) { | |
| 25 expectTestFailed(liveTest, startsWith( | |
| 26 "Expected future to complete successfully, but it failed with X")); | |
| 27 }); | |
| 28 }); | |
| 29 | |
| 30 test("with a failure", () { | |
| 31 return runTest(() { | |
| 32 expect(new Future.error(new TestFailure('oh no')), completes); | |
| 33 }).then((liveTest) { | |
| 34 expectTestFailed(liveTest, "oh no"); | |
| 35 }); | |
| 36 }); | |
| 37 | |
| 38 test("with a non-function", () { | |
| 39 return runTest(() { | |
| 40 expect(10, completes); | |
| 41 }).then((liveTest) { | |
| 42 expectTestFailed(liveTest, | |
| 43 "Expected: completes successfully\n" | |
| 44 " Actual: <10>\n"); | |
| 45 }); | |
| 46 }); | |
| 47 | |
| 48 test("with a successful future", () { | |
| 49 expect(new Future.value('1'), completes); | |
| 50 }); | |
| 51 }); | |
| 52 | |
| 53 group("[completion]", () { | |
| 54 test("blocks the test until the Future completes", () { | |
| 55 return expectTestBlocks(() { | |
| 56 var completer = new Completer(); | |
| 57 expect(completer.future, completion(isNull)); | |
| 58 return completer; | |
| 59 }, (completer) => completer.complete()); | |
| 60 }); | |
| 61 | |
| 62 test("with an error", () { | |
| 63 return runTest(() { | |
| 64 expect(new Future.error('X'), completion(isNull)); | |
| 65 }).then((liveTest) { | |
| 66 expectTestFailed(liveTest, startsWith( | |
| 67 "Expected future to complete successfully, but it failed with X")); | |
| 68 }); | |
| 69 }); | |
| 70 | |
| 71 test("with a failure", () { | |
| 72 return runTest(() { | |
| 73 expect(new Future.error(new TestFailure('oh no')), completion(isNull)); | |
| 74 }).then((liveTest) { | |
| 75 expectTestFailed(liveTest, "oh no"); | |
| 76 }); | |
| 77 }); | |
| 78 | |
| 79 test("with a non-function", () { | |
| 80 return runTest(() { | |
| 81 expect(10, completion(equals(10))); | |
| 82 }).then((liveTest) { | |
| 83 expectTestFailed(liveTest, | |
| 84 "Expected: completes to a value that <10>\n" | |
| 85 " Actual: <10>\n"); | |
| 86 }); | |
| 87 }); | |
| 88 | |
| 89 test("with an incorrect value", () { | |
| 90 return runTest(() { | |
| 91 expect(new Future.value('a'), completion(equals('b'))); | |
| 92 }).then((liveTest) { | |
| 93 expectTestFailed(liveTest, startsWith( | |
| 94 "Expected: 'b'\n" | |
| 95 " Actual: 'a'\n" | |
| 96 " Which: is different."));; | |
| 97 }); | |
| 98 }); | |
| 99 }); | |
| 100 } | |
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