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ParallelTests.cs
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ParallelTests.cs
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using System.Collections;
using BlocklyNet.Scripting.Definition;
using BlocklyNet.Scripting.Engine;
using BlocklyNet.Scripting.Generic;
using Microsoft.Extensions.DependencyInjection;
using NUnit.Framework;
namespace BlocklyNetTests.Engine;
[TestFixture]
public class ParallelTests : TestEnvironment
{
private class Parameter(string name, string type, bool? required = null) : IScriptParameter
{
public string Type => type;
public string Name => name;
public bool? Required => required;
}
/* Script to be run in parallel - just waits a bit and reports run-time. */
private const string single = @"
<xml xmlns=""https://developers.google.com/blockly/xml"">
<variables>
<variable id=""!dW.xvOMUapXjlDKv2=1"">result</variable>
<variable id=""RVFNNba_=-ceiC+=#8tC"">delay</variable>
</variables>
<block type=""variables_set"" id=""/gGpDUbaf3aSq5$-im~a"" x=""225"" y=""125"">
<field name=""VAR"" id=""!dW.xvOMUapXjlDKv2=1"">result</field>
<value name=""VALUE"">
<block type=""lists_create_with"" id=""]5@orE34LJm./ykxzEl*"">
<mutation items=""1""></mutation>
<value name=""ADD0"">
<block type=""get_date_time"" id=""~F)Z`dpzAdB^OO`Zy4eF"">
<field name=""FORMAT"">Format</field>
<value name=""FORMAT"">
<shadow type=""text"" id=""oV98FCm(|06tTlia_aDG"">
<field name=""TEXT"">dd.MM.yyyy HH:mm:ss</field>
</shadow>
<block type=""logic_null"" id=""M;[-Kyt6x7I!IMF$B]6$""></block>
</value>
</block>
</value>
</block>
</value>
<next>
<block type=""delay"" id="",e,$[.F0I%,forMs5DGc"">
<field name=""DELAY"">Delay (ms)</field>
<value name=""DELAY"">
<shadow type=""math_number"" id=""e*/0QNZK):^;EkxDupk?"">
<field name=""NUM"">0</field>
</shadow>
<block type=""variables_get"" id=""_=kWaa`B8SiBte`z5U^)"">
<field name=""VAR"" id=""RVFNNba_=-ceiC+=#8tC"">delay</field>
</block>
</value>
<next>
<block type=""lists_setIndex"" id=""*Ot:xGFS]F9r.-H+KL^~"">
<mutation at=""true""></mutation>
<field name=""MODE"">INSERT</field>
<field name=""WHERE"">FROM_END</field>
<value name=""LIST"">
<block type=""variables_get"" id=""oV}LI%w1-T3~)3+e8NU$"">
<field name=""VAR"" id=""!dW.xvOMUapXjlDKv2=1"">result</field>
</block>
</value>
<value name=""AT"">
<block type=""math_number"" id=""ZnE`zcl~u1YV~H[~uA1g"">
<field name=""NUM"">0</field>
</block>
</value>
<value name=""TO"">
<block type=""get_date_time"" id=""%jkq]zRBS(o0dgyxH-11"">
<field name=""FORMAT"">Format</field>
<value name=""FORMAT"">
<shadow type=""text"" id=""oV98FCm(|06tTlia_aDG"">
<field name=""TEXT"">dd.MM.yyyy HH:mm:ss</field>
</shadow>
<block type=""logic_null"" id=""$ViE2q0(|H{gDKGB~^$)""></block>
</value>
</block>
</value>
</block>
</next>
</block>
</next>
</block>
</xml>";
/* Script starting two parallel executions, */
private string parallel = @"
<xml xmlns=""https://developers.google.com/blockly/xml"">
<variables>
<variable id=""!dW.xvOMUapXjlDKv2=1"">result</variable>
</variables>
<block type=""variables_set"" id=""/gGpDUbaf3aSq5$-im~a"" x=""225"" y=""125"">
<field name=""VAR"" id=""!dW.xvOMUapXjlDKv2=1"">result</field>
<value name=""VALUE"">
<block type=""run_script_in_parallel"" id=""g+xk==,qmGNhtylWJ:jz"">
<field name=""SCRIPTS"">scripts</field>
<field name=""LEADINGSCRIPT"">leading</field>
<value name=""SCRIPTS"">
<block type=""lists_create_with"" id=""DQ]hEfBF[w:nj4et[tD$"">
<mutation items=""2""></mutation>
<value name=""ADD0"">
<block type=""run_script_by_name"" id=""/(2y{xH?:SRSk(ML*QQ-"">
<field name=""NAME"">Display name</field>
<field name=""ARGS"">Parameters</field>
<value name=""NAME"">
<shadow type=""text"" id=""/bG6]YgQ/Tei](Nq@4H`"">
<field name=""TEXT"">SINGLE</field>
</shadow>
</value>
<value name=""ARGS"">
<block type=""lists_create_with"" id=""LsNN6]JBYp;v([#eB~j6"">
<mutation items=""1""></mutation>
<value name=""ADD0"">
<block type=""create_script_parameter"" id=""=d.lw=nOtR3W]9LAR(Ay"">
<field name=""NAME"">Variable name</field>
<field name=""VALUE"">Value</field>
<value name=""NAME"">
<shadow type=""text"" id=""?S=Y6UZx|(:?3bue!d1{"">
<field name=""TEXT"">delay</field>
</shadow>
</value>
<value name=""VALUE"">
<block type=""math_number"" id=""ee,9s_a-=@wy@BW:Cyjm"">
<field name=""NUM"">1500</field>
</block>
</value>
</block>
</value>
</block>
</value>
</block>
</value>
<value name=""ADD1"">
<block type=""run_script_by_name"" id=""D-vqi=GU;Mp69@GHMkQ|"">
<field name=""NAME"">Display name</field>
<field name=""ARGS"">Parameters</field>
<value name=""NAME"">
<shadow type=""text"" id=""HccU(*]FRH_K..5*DzWV"">
<field name=""TEXT"">SINGLE</field>
</shadow>
</value>
<value name=""ARGS"">
<block type=""lists_create_with"" id=""})LI]ik24YcbQ,f)SlF0"">
<mutation items=""1""></mutation>
<value name=""ADD0"">
<block type=""create_script_parameter"" id=""3$r}A.be2SH+)U]HYi}}"">
<field name=""NAME"">Variable name</field>
<field name=""VALUE"">Value</field>
<value name=""NAME"">
<shadow type=""text"" id=""SIzs:5$%TmWRz;S(49Ie"">
<field name=""TEXT"">delay</field>
</shadow>
</value>
<value name=""VALUE"">
<block type=""math_number"" id=""l@rOa@MYbdL#$?xn2#zz"">
<field name=""NUM"">2000</field>
</block>
</value>
</block>
</value>
</block>
</value>
</block>
</value>
</block>
</value>
</block>
</value>
</block>
</xml>";
/// <inheritdoc/>
protected override void OnSetup(IServiceCollection services)
{
base.OnSetup(services);
/* Register the broadcast sink. */
services.AddSingleton<IScriptEngineNotifySink, Sink>();
}
/// <summary>
/// Run two scripts in parallel to each other.
/// </summary>
[Test]
public async Task Can_Run_In_Parallel_Async()
{
/* Termination helper. */
var done = new TaskCompletionSource();
/* Configure the broadcast sink. */
((Sink)GetService<IScriptEngineNotifySink>()).OnEvent = (method, arg) => { if (method == ScriptEngineNotifyMethods.Done) done.SetResult(); };
AddScript("SINGLE", single, [new Parameter("delay", "number", true)]);
var jobId = await Engine.StartAsync(new StartGenericScript { Name = "Will run in parallel", ScriptId = AddScript("MULTI", parallel) }, "");
/* Wait for the script to finish. */
await done.Task;
/* Check the time stamps generated. */
var result = (GenericResult)Engine.FinishScriptAndGetResult(jobId)!;
var results = ((IEnumerable)result.Result).Cast<IEnumerable>().ToArray();
var times1 = results[0].Cast<double>().Select(t => new DateTime((long)t)).ToArray();
var times2 = results[1].Cast<double>().Select(t => new DateTime((long)t)).ToArray();
Assert.That((times1[1] - times1[0]).TotalMilliseconds, Is.GreaterThan(1490));
Assert.That((times2[1] - times2[0]).TotalMilliseconds, Is.GreaterThan(1990));
Assert.That(Math.Abs((times1[0] - times2[0]).TotalMilliseconds), Is.LessThan(1000));
}
}