public void InvalidDll_Throws()
{
var path = BaseDir.Combine("test.txt").WriteAllText("this is definitely not a valid dll");
File.Exists(path).ShouldBeTrue();
Should.Throw <PeVerifyException>(() => PeVerify.Verify(path));
}
public void BasicTest()
{
var assemblyPath = Assembly.GetExecutingAssembly().Location.ToNPath().Parent;
var systemUnderTestPath = assemblyPath.Combine("Minimal.Systems.dll");
var testPath = assemblyPath.Combine("Minimal.Tests.dll");
// TODO: use testAssembly to scan for uses of Substitute.For and retrieve System.DateTime.Now and Class.Add
using (var systemUnderTest = AssemblyDefinition.ReadAssembly(systemUnderTestPath))
using (var mscorlib = AssemblyDefinition.ReadAssembly(typeof(object).Assembly.Location))
{
// list of all stuff we detect an NSub extension called on it
var mockedMethodDefinitions = new[]
{
mscorlib.MainModule.GetType("System.DateTime").Properties.Single(p => p.Name == "Now").GetMethod,
systemUnderTest.MainModule.GetType("Inner").Methods.Single(m => m.Name == "Add"),
};
Patch(mockedMethodDefinitions);
Write(systemUnderTest, systemUnderTestPath);
Write(mscorlib, BaseDir.Combine("mscorlib.dll"));
}
// would like to do this in an appdomain but complicated
using (ElevatedSubstitutionContext.AutoHook())
{
var testAssembly = Assembly.LoadFile(testPath);
var fixtureType = testAssembly.GetType("Fixture", true);
var fixture = Activator.CreateInstance(fixtureType);
var mockMethod = fixtureType.GetMethod("Mock");
mockMethod.Invoke(fixture, Array.Empty <object>());
}
}
protected NPath Compile(string testAssemblyName, string sourceCode, params string[] dependentAssemblyNames)
{
// prefix the assembly name because they are globally unique and don't want to ever collide
var testAssemblyPath = BaseDir
.Combine($"{TestContext.CurrentContext.GetFixtureName()}_{testAssemblyName}")
.ChangeExtension(".dll");
// set up to compile
var compiler = new Microsoft.CSharp.CSharpCodeProvider();
var compilerArgs = new CompilerParameters
{
OutputAssembly = testAssemblyPath,
IncludeDebugInformation = true,
CompilerOptions = "/o- /debug+ /warn:0"
};
compilerArgs.ReferencedAssemblies.Add(typeof(int).Assembly.Location); // mscorlib
// TODO: use typecache
var assemblies = AppDomain.CurrentDomain
.GetAssemblies()
.Where(a => !a.IsDynamic)
.ToDictionary(a => a.GetName().Name, a => a.Location.ToNPath(), StringComparer.OrdinalIgnoreCase);
foreach (var dependentAssemblyName in dependentAssemblyNames)
{
// we may have already copied it in
var path = BaseDir.Combine(dependentAssemblyName).ChangeExtension(".dll");
// if not,
if (!path.Exists() && assemblies.TryGetValue(dependentAssemblyName, out path))
{
path.Copy(BaseDir.Combine(path.FileName));
}
compilerArgs.ReferencedAssemblies.Add(path);
}
// compile and handle errors
var compilerResult = compiler.CompileAssemblyFromSource(compilerArgs, sourceCode);
if (compilerResult.Errors.Count > 0)
{
var errorText = compilerResult.Errors
.OfType <CompilerError>()
.Select(e => $"({e.Line},{e.Column}): error {e.ErrorNumber}: {e.ErrorText}")
.Prepend("Compiler errors:")
.StringJoin("\n");
throw new Exception(errorText);
}
testAssemblyPath.ShouldBe(new NPath(compilerResult.PathToAssembly));
PeVerify.Verify(testAssemblyPath); // sanity check on what the compiler generated
return(testAssemblyPath);
}
public void ForceDeleteFile_WithMissingFile_DoesNotThrow()
{
var path = BaseDir.Combine("missing.txt");
path.FileExists().ShouldBeFalse();
Should.NotThrow(() => SafeFile.ForceDeleteFile(path));
path.FileExists().ShouldBeFalse();
}
public void ReadAllFloats_WithFloatsInFile_ReturnsFloats()
{
BaseDir.Combine("1.txt").WriteAllText("0").ReadAllFloats().ShouldBe(new[] { 0f });
BaseDir.Combine("2.txt").WriteAllText("-123.456").ReadAllFloats().ShouldBe(new[] { -123.456f });
BaseDir.Combine("3.txt").WriteAllText("\n 456.789 \n").ReadAllFloats().ShouldBe(new[] { 456.789f });
BaseDir.Combine("4.txt").WriteAllText("\n 1.2 \r\n 2.3").ReadAllFloats().ShouldBe(new[] { 1.2f, 2.3f });
BaseDir.Combine("5.txt").WriteAllText("\n 1.3 2.4").ReadAllFloats().ShouldBe(new[] { 1.3f, 2.4f });
BaseDir.Combine("6.txt").WriteAllText("\n 1.4 2.5\n ").ReadAllFloats().ShouldBe(new[] { 1.4f, 2.5f });
}
public void ReadAllInts_WithIntsInFile_ReturnsInts()
{
BaseDir.Combine("1.txt").WriteAllText("0").ReadAllInts().ShouldBe(new[] { 0 });
BaseDir.Combine("2.txt").WriteAllText("-123").ReadAllInts().ShouldBe(new[] { -123 });
BaseDir.Combine("3.txt").WriteAllText("\n 456 \n").ReadAllInts().ShouldBe(new[] { 456 });
BaseDir.Combine("4.txt").WriteAllText("\n 1 \r\n 2").ReadAllInts().ShouldBe(new[] { 1, 2 });
BaseDir.Combine("5.txt").WriteAllText("\n 1 2").ReadAllInts().ShouldBe(new[] { 1, 2 });
BaseDir.Combine("6.txt").WriteAllText("\n 1 2\n ").ReadAllInts().ShouldBe(new[] { 1, 2 });
}
public void Format_WithoutPackageRootSpecified_DoesNotThrow()
{
var logger = new StringLogger();
App.Execute(new[] { "format", BaseDir.Combine("file").WriteAllText("") }, logger);
logger.ErrorsAsString.ShouldBeEmpty();
logger.InfosAsString.ShouldBeEmpty();
}
public void Format_WithNoEditorConfig_DoesNothing()
{
var path = BaseDir.Combine("file.txt").WriteAllText(k_UnformattedSource);
var result = Execute("format", path);
result.ErrorsAsString.ShouldBeEmpty();
result.InfosAsString.ShouldBeEmpty();
path.ReadAllText().ShouldBe(k_UnformattedSource);
}
public void Format_WithEditorConfig_FormatsFile()
{
WriteRootEditorConfig("[*]", "formatters=uncrustify,generic");
var path = BaseDir.Combine("file.cs").WriteAllText(k_UnformattedSource);
var result = Execute("format", path);
result.ErrorsAsString.ShouldBeEmpty();
result.InfosAsString.ShouldBeEmpty();
path.ReadAllText().ShouldBe(k_FormattedSource);
}
public void AtomicWrite_WithExistingReadOnlyTempAndBakFiles_OverwritesFilesAndOperatesNormally()
{
var path = BaseDir.Combine("test.txt").WriteAllText("test");
var temp = (path + SafeFile.TmpExtension).ToNPath().CreateFile();
var backup = (path + SafeFile.BakExtension).ToNPath().CreateFile();
SafeFile.SetReadOnly(temp);
SafeFile.SetReadOnly(backup);
SafeFile.AtomicWrite(path, tmpPath => tmpPath.ToNPath().WriteAllText("new"));
temp.FileExists().ShouldBeFalse();
backup.FileExists().ShouldBeFalse();
path.ReadAllText().ShouldBe("new");
}
public void Format_WithBadPackagePath_ReturnsError()
{
// minimum required to trigger need for coding package guts
WriteRootEditorConfig("[*]", "formatters=uncrustify");
var logger = new StringLogger();
App.Execute(new[]
{
"format", "--package-root", "does_not_exist",
BaseDir.Combine("file").WriteAllText("")
}, logger);
logger.ErrorsAsString.ShouldContain("Invalid package root");
}
public void Format_WithMultipleFilesIncludingOneBadPath_FormatsValidAndErrorsForBad()
{
WriteRootEditorConfig("[*]", "formatters=uncrustify,generic");
var paths = new[]
{
BaseDir.Combine("file.cs").WriteAllText(k_UnformattedSource),
BaseDir.Combine("file2.cs"),
BaseDir.Combine("file3.cs").WriteAllText(k_UnformattedSource),
};
var result = Execute("format", paths[0], paths[1], paths[2]);
result.Errors.Count.ShouldBe(1);
result.ErrorsAsString.ShouldMatch(@"Could not find file.*file2\.cs");
result.InfosAsString.ShouldBeEmpty();
paths[0].ReadAllText().ShouldBe(k_FormattedSource);
paths[2].ReadAllText().ShouldBe(k_FormattedSource);
}
public NPath Compile(string testAssemblyName, string sourceCode, params string[] dependentAssemblyNames)
{
var testAssemblyPath = BaseDir.Combine(testAssemblyName + ".dll");
// set up to compile
var compiler = new Microsoft.CSharp.CSharpCodeProvider();
var compilerArgs = new CompilerParameters
{
OutputAssembly = testAssemblyPath,
IncludeDebugInformation = true,
CompilerOptions = "/o- /debug+ /warn:0"
};
compilerArgs.ReferencedAssemblies.Add(typeof(int).Assembly.Location); // mscorlib
compilerArgs.ReferencedAssemblies.AddRange(
dependentAssemblyNames.Select(n => BaseDir.Combine(n + ".dll").ToString()));
// compile and handle errors
var compilerResult = compiler.CompileAssemblyFromSource(compilerArgs, sourceCode);
if (compilerResult.Errors.Count > 0)
{
var errorText = compilerResult.Errors
.OfType <CompilerError>()
.Select(e => $"({e.Line},{e.Column}): error {e.ErrorNumber}: {e.ErrorText}")
.Prepend("Compiler errors:")
.StringJoin("\n");
throw new Exception(errorText);
}
testAssemblyPath.ShouldBe(new NPath(compilerResult.PathToAssembly));
PeVerify.Verify(testAssemblyPath); // sanity check on what the compiler generated
return(testAssemblyPath);
}
public void ReadAllFloats_WithNoFloatsInFile_ReturnsEmpty()
{
BaseDir.Combine("1.txt").WriteAllText("").ReadAllFloats().ShouldBeEmpty();
BaseDir.Combine("2.txt").WriteAllText("\n \n").ReadAllFloats().ShouldBeEmpty();
}