public void Validate_Determinism_Recursion()
{
string source = @"
using Stratis.SmartContracts;
public class RecursionTest : SmartContract
{
public RecursionTest(ISmartContractState smartContractState)
: base(smartContractState)
{
}
public void Bid()
{
Job(5);
}
public void Job(int index)
{
if (index > 0)
Job(index - 1);
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(source);
Assert.True(compilationResult.Success);
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(compilationResult.Compilation);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.True(result.IsValid);
}
public void Validate_Determinism_Async()
{
string adjustedSource = @"using System;
using Stratis.SmartContracts;
using System.Threading.Tasks;
public class Test : SmartContract
{
public Test(ISmartContractState state)
: base(state) {}
public async void Bid()
{
await Task.Run(job);
}
public async Task job()
{
int w = 9;
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public void Validate_Determinism_ErrorMessages_Referenced_OneLevel()
{
string source = @"
using Stratis.SmartContracts;
public class MessageTest : SmartContract
{
public MessageTest(ISmartContractState smartContractState)
: base(smartContractState)
{
}
public void MessageTestValid()
{
MessageTestFloat1();
}
public void MessageTestFloat1()
{
float test = (float) 3.5; test = test + 1;
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(source);
Assert.True(compilationResult.Success);
SmartContractDecompilation decompilation = SmartContractDecompiler.GetModuleDefinition(compilationResult.Compilation);
SmartContractValidationResult result = this.validator.Validate(decompilation);
Assert.False(result.IsValid);
Assert.Single(result.Errors);
Assert.Equal("Float usage", result.Errors.First().ValidationType);
}
public void Validate_Determinism_ErrorMessages_Simple_DateTime()
{
string source = @"
using Stratis.SmartContracts;
using System;
public class MessageTest : SmartContract
{
public MessageTest(ISmartContractState smartContractState)
: base(smartContractState)
{
}
public void MessageTestDateTime()
{
var test = DateTime.Now;
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(source);
Assert.True(compilationResult.Success);
SmartContractDecompilation decompilation = SmartContractDecompiler.GetModuleDefinition(compilationResult.Compilation);
SmartContractValidationResult result = this.validator.Validate(decompilation);
Assert.False(result.IsValid);
Assert.Single(result.Errors);
Assert.Equal(SmartContractDeterminismValidator.NonDeterministicMethodReference, result.Errors.First().ValidationType);
}
public void SmartContract_ValidateFormat_TwoTypes()
{
var adjustedSource = @"
using System;
using Stratis.SmartContracts;
public class Test : SmartContract
{
public Test(ISmartContractState state) : base(state) {}
}
public class Test2 {
}
";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
var validator = new SmartContractFormatValidator();
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
var result = validator.Validate(decomp.ModuleDefinition);
Assert.False(result.IsValid);
Assert.Equal(2, result.Errors.Count());
}
public void Validate_Determinism_ErrorMessages_Simple_DateTime()
{
string source = @"
using Stratis.SmartContracts;
using System;
public class MessageTest : SmartContract
{
public MessageTest(ISmartContractState smartContractState)
: base(smartContractState)
{
}
public void MessageTestDateTime()
{
var test = DateTime.Now;
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(source);
Assert.True(compilationResult.Success);
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(compilationResult.Compilation);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
Assert.True(result.Errors.All(e => e is WhitelistValidator.WhitelistValidationResult));
}
public void SmartContract_ValidateFormat_AssemblyReferences()
{
var adjustedSource = @"
using System;
using System.Linq;
using Stratis.SmartContracts;
public class Test : SmartContract
{
public Test(ISmartContractState state) : base(state)
{
IQueryable q = null;
}
}
";
SmartContractCompilationResult compilationResult = Compile(adjustedSource, new [] { typeof(IQueryable).Assembly.Location });
Assert.True(compilationResult.Success);
var validator = new SmartContractFormatValidator();
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
var result = validator.Validate(decomp.ModuleDefinition);
Assert.False(result.IsValid);
Assert.Single(result.Errors);
}
public void Validate_Determinism_ErrorMessages_TwoMethods()
{
string source = @"
using Stratis.SmartContracts;
public class MessageTest : SmartContract
{
public MessageTest(ISmartContractState smartContractState)
: base(smartContractState)
{
}
public void MessageTestFloat1()
{
float test = (float) 3.5;
}
public void MessageTestFloat2()
{
float test = (float) 3.5;
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(source);
Assert.True(compilationResult.Success);
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(compilationResult.Compilation);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
Assert.Equal(2, result.Errors.Count());
Assert.Equal("Float usage", result.Errors.First().ValidationType);
Assert.Equal("Float usage", result.Errors.Skip(1).Take(1).First().ValidationType);
}
public void SmartContract_ValidateFormat_One_CustomStruct()
{
var adjustedSource = @"
using System;
using Stratis.SmartContracts;
public class StructTest : SmartContract
{
public struct Item
{
public int Number;
public string Name;
}
public StructTest(ISmartContractState state) : base(state)
{
}
}
";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
var validator = new NestedTypeValidator();
byte[] assemblyBytes = compilationResult.Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
IEnumerable <ValidationResult> result = validator.Validate(decomp.ContractType);
Assert.Empty(result);
}
public void Validate_Determinism_DisallowedMethodParams()
{
string adjustedSource = @"using System;
using Stratis.SmartContracts;
public class Test : SmartContract
{
public Test(ISmartContractState state)
: base(state) {}
public void DateTime1(DateTime param)
{
}
public void F(float param)
{
}
}";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
Assert.Equal(2, result.Errors.Count());
Assert.True(result.Errors.All(e => e is MethodParamValidator.MethodParamValidationResult));
Assert.Contains(result.Errors, e => e.Message.Contains("System.DateTime"));
Assert.Contains(result.Errors, e => e.Message.Contains("System.Single"));
}
public void SmartContract_ValidateFormat_InitializedReadonlyField_Fails()
{
var adjustedSource = @"
using System;
using Stratis.SmartContracts;
public class FieldTest : SmartContract
{
private readonly int field1 = 1234567;
public FieldTest(ISmartContractState state) : base(state)
{
}
}
";
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
var validator = new FieldDefinitionValidator();
byte[] assemblyBytes = compilationResult.Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
IEnumerable <ValidationResult> result = validator.Validate(decomp.ContractType);
Assert.NotEmpty(result);
}
public void Validate_Determinism_Passes_ArrayConstruction_LessThan2()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"var test = new int[]{10167};").Replace(ReplaceReferencesString, "");
byte[] assemblyBytes = SmartContractCompiler.Compile(adjustedSource).Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.True(result.IsValid);
}
private static void BuildModuleDefinition(IConsole console, ValidationServiceResult validationServiceResult, out byte[] compilation, out SmartContractDecompilation decompilation)
{
console.WriteLine("Building ModuleDefinition...");
compilation = validationServiceResult.CompilationResult.Compilation;
decompilation = SmartContractDecompiler.GetModuleDefinition(compilation, new DotNetCoreAssemblyResolver());
console.WriteLine("ModuleDefinition built successfully.");
console.WriteLine();
}
public void SmartContract_Compiler_CanCompileMultipleFiles()
{
SmartContractCompilationResult result = SmartContractCompiler.CompileDirectory("SmartContracts", "MultipleFiles");
Assert.True(result.Success);
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(result.Compilation);
Assert.Contains(decomp.ModuleDefinition.Types, x => x.Name == "MultipleFiles1");
Assert.Contains(decomp.ModuleDefinition.Types, x => x.Name == "MultipleFiles2");
}
public void Validate_Determinism_Fails_MultiDimensional_Arrays()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"var test = new int[50,50];").Replace(ReplaceReferencesString, "");
byte[] assemblyBytes = SmartContractCompiler.Compile(adjustedSource).Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public SmartContractDecompilation CompileToModuleDef(string source)
{
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(source);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
return(decomp);
}
public SmartContractDecompilation CompileFileToModuleDef(FileInfo file)
{
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile(file.FullName);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
return(decomp);
}
public void Validate_ByteArray_Conversion()
{
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/ByteArrayConversion.cs");
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.True(result.IsValid);
}
public void Validate_Determinism_TryCatch()
{
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/TryCatch.cs");
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public void Validate_Determinism_AnonymousClassFloats()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"var test = new
{
Prop1 = 6.8
};").Replace(ReplaceReferencesString, "");
byte[] assemblyBytes = SmartContractCompiler.Compile(adjustedSource).Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(decomp);
Assert.False(result.IsValid);
}
public void ValidateAnonymousClassesDisallowed()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"var test = new
{
Test = ""Stratis""
};").Replace(ReplaceReferencesString, "");
byte[] assemblyBytes = SmartContractCompiler.Compile(adjustedSource).Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public void Validate_Determinism_DynamicTypeAllowed()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, "dynamic test = 56; test = \"aString\"; ").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.True(result.IsValid);
}
public void Validate_Determinism_Decimal()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, "decimal test = (decimal) 3.5; test = test / 2;").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(decomp);
Assert.False(result.IsValid);
}
public void Validate_Determinism_ActivatorNotAllowed()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"Address ts = System.Activator.CreateInstance<Address>();").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
SmartContractDecompilation decomp = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(decomp);
Assert.False(result.IsValid);
}
public void Validate_Determinism_Fails_Array_Clone()
{
string code = @"
var test = new int[25];
var ret = test.Clone();";
string adjustedSource = TestString.Replace(ReplaceCodeString, code).Replace(ReplaceReferencesString, "");
byte[] assemblyBytes = SmartContractCompiler.Compile(adjustedSource).Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public void Validate_Determinism_KnownBadMethodCall()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"var floor = System.Math.Floor(12D);").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public void Validate_Determinism_GetHashCode()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, "int hashCode = GetHashCode();").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
}
public void Validate_Determinism_Floats()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, "float test = (float) 3.5; test = test + 1;").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
Assert.Contains(result.Errors, e => e is FloatValidator.FloatValidationResult);
}
public void Validate_Determinism_Decimal()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, "decimal test = (decimal) 3.5; test = test / 2;").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
Assert.True(result.Errors.All(e => e is WhitelistValidator.WhitelistValidationResult));
Assert.True(result.Errors.All(e => e.Message.Contains("Decimal")));
}
public void Validate_Determinism_BitConverter()
{
string adjustedSource = TestString.Replace(ReplaceCodeString, @"var test = BitConverter.IsLittleEndian;").Replace(ReplaceReferencesString, "");
SmartContractCompilationResult compilationResult = SmartContractCompiler.Compile(adjustedSource);
Assert.True(compilationResult.Success);
byte[] assemblyBytes = compilationResult.Compilation;
IContractModuleDefinition moduleDefinition = SmartContractDecompiler.GetModuleDefinition(assemblyBytes);
SmartContractValidationResult result = this.validator.Validate(moduleDefinition.ModuleDefinition);
Assert.False(result.IsValid);
Assert.Single(result.Errors);
Assert.IsAssignableFrom <WhitelistValidator.WhitelistValidationResult>(result.Errors.Single());
}
