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4
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1 using System;
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2 using Microsoft.VisualStudio.TestTools.UnitTesting;
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3 using System.Reflection;
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4 using System.Threading;
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5
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10
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6 namespace Implab.Test
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4
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7 {
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8 [TestClass]
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9 public class AsyncTests
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10 {
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11 [TestMethod]
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12 public void ResolveTest ()
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13 {
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14 int res = -1;
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15 var p = new Promise<int> ();
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16 p.Then (x => res = x);
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17 p.Resolve (100);
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18
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19 Assert.AreEqual (res, 100);
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0
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20 }
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21
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4
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22 [TestMethod]
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23 public void RejectTest ()
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24 {
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25 int res = -1;
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26 Exception err = null;
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27
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28 var p = new Promise<int> ();
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29 p.Then (x => res = x, e => err = e);
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30 p.Reject (new ApplicationException ("error"));
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31
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32 Assert.AreEqual (res, -1);
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33 Assert.AreEqual (err.Message, "error");
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34
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0
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35 }
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36
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4
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37 [TestMethod]
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38 public void JoinSuccessTest ()
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39 {
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40 var p = new Promise<int> ();
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41 p.Resolve (100);
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42 Assert.AreEqual (p.Join (), 100);
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0
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43 }
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44
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4
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45 [TestMethod]
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46 public void JoinFailTest ()
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47 {
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48 var p = new Promise<int> ();
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49 p.Reject (new ApplicationException ("failed"));
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50
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51 try {
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52 p.Join ();
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53 throw new ApplicationException ("WRONG!");
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54 } catch (TargetInvocationException err) {
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55 Assert.AreEqual (err.InnerException.Message, "failed");
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56 } catch {
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57 Assert.Fail ("Got wrong excaption");
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58 }
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0
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59 }
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60
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4
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61 [TestMethod]
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62 public void MapTest ()
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63 {
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64 var p = new Promise<int> ();
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65
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66 var p2 = p.Map (x => x.ToString ());
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67 p.Resolve (100);
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68
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69 Assert.AreEqual (p2.Join (), "100");
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0
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70 }
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71
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4
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72 [TestMethod]
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73 public void ChainTest ()
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74 {
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75 var p1 = new Promise<int> ();
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76
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77 var p3 = p1.Chain (x => {
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78 var p2 = new Promise<string> ();
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79 p2.Resolve (x.ToString ());
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80 return p2;
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81 });
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82
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83 p1.Resolve (100);
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84
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85 Assert.AreEqual (p3.Join (), "100");
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0
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86 }
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87
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4
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88 [TestMethod]
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89 public void PoolTest ()
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90 {
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91 var pid = Thread.CurrentThread.ManagedThreadId;
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10
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92 var p = AsyncPool.Invoke (() => Thread.CurrentThread.ManagedThreadId);
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4
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93
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94 Assert.AreNotEqual (pid, p.Join ());
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95 }
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10
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96
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97 [TestMethod]
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98 public void ComplexCase1Test() {
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99 var flags = new bool[3];
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100
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101 // op1 (aync 200ms) => op2 (async 200ms) => op3 (sync map)
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102
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103 var p = PromiseHelper
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104 .Sleep(200, "Alan")
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105 .Cancelled(() => flags[0] = true)
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106 .Chain(x =>
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107 PromiseHelper
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108 .Sleep(200, "Hi, " + x)
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109 .Map( y => y )
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110 .Cancelled(() => flags[1] = true)
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111 )
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112 .Cancelled(() => flags[2] = true);
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113 Thread.Sleep(300);
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114 p.Cancel();
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115 try {
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116 Assert.AreEqual(p.Join(), "Hi, Alan");
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117 Assert.Fail("Shouldn't get here");
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118 } catch(OperationCanceledException) {
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119 }
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120
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121 Assert.IsFalse(flags[0]);
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122 Assert.IsTrue(flags[1]);
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123 Assert.IsTrue(flags[2]);
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124 }
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4
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125 }
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126 }
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127
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