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using System; |
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using Libplanet.Analyzers.Tests.Helpers; |
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using Libplanet.Analyzers.Tests.Verifiers; |
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using Microsoft.CodeAnalysis; |
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using Microsoft.CodeAnalysis.Diagnostics; |
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using Xunit; |
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namespace Libplanet.Analyzers.Tests |
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{
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public class ActionAnalyzerTest : DiagnosticVerifier |
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{
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[Fact]
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public void EmptyCode() |
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{
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VerifyDiagnostic(" "); |
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}
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[Fact]
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public void LA1001_SystemRandomBreaksActionDeterminism() |
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{
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var test = @" |
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using System;
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using Bencodex;
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using Libplanet.Action;
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namespace SampleGame {
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public class SampleAction : IAction {
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IValue PlainValue => default(Null);
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public void LoadPlainValue(IValue plainValue) { }
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public IAccountStateDelta Execute(IActionContext context) {
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new Random().Next();
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return context.PreviousStates;
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}
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}
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}
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"; |
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var expected = new DiagnosticResult |
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{
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Id = "LAA1001", |
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Message = "The System.Random makes an IAction indeterministic; " + |
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"use IActionContext.Random property instead.", |
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Severity = DiagnosticSeverity.Warning, |
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Locations = new[] { new DiagnosticResultLocation(10, 29) }, |
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};
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VerifyDiagnostic(test, expected); |
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}
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protected override DiagnosticAnalyzer GetDiagnosticAnalyzer() => |
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new ActionAnalyzer(); |
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}
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}
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