public void CanCompileInjectedEvilCode()
{
var evilCode =
@"new DoEvil();
}
private class DoEvil
{
public DoEvil()
{
new System.IO.DirectoryInfo(""c colon backslash"").Delete(true);
}
//";
var compiler = new CachingLinqCompiler(typeof(TestModel));
compiler.GetCompiledQuery(evilCode, new object[0]);
}
public void CanCompileAllQueries()
{
int failedQueries = 0;
for (int i = 0; i < allQueries.Length; i++)
{
try
{
var target = new CachingLinqCompiler(typeof(TestModel));
var args = new object[] { "a string", 42 };
target.GetCompiledQuery(allQueries[i], args);
}
catch (Exception ex)
{
failedQueries++;
Console.WriteLine("Query id {0} failed", i);
Console.WriteLine(ex);
}
}
Assert.AreEqual(0, failedQueries);
}
public void RepeatedQueryIsCompiledWhenCompilationIsForced()
{
var target = new CachingLinqCompiler(typeof(TestModel));
target.ForceCompilation = true;
var query = allQueries[0];
var args = new object[] { "a" };
Assert.AreEqual(0, target.CompilerInvocations);
target.GetCompiledQuery(query, args);
Assert.AreEqual(1, target.CompilerInvocations);
target.GetCompiledQuery(query, args);
Assert.AreEqual(2, target.CompilerInvocations);
}
public void RepeatedQueryIsCachedWhenParametersDiffer()
{
var target = new CachingLinqCompiler(typeof(TestModel));
var query = FirstCustomersNameStartingWithArg0;
Assert.AreEqual(0, target.CompilerInvocations);
target.GetCompiledQuery(query, new object[] { "H" });
Assert.AreEqual(1, target.CompilerInvocations);
target.GetCompiledQuery(query, new object[] { "R" });
Assert.AreEqual(1, target.CompilerInvocations);
}
public void CompilationFailsWhenPassedNullArgument()
{
var args = new object[] { null };
var compiler = new CachingLinqCompiler(typeof(TestModel));
compiler.GetCompiledQuery(FirstCustomersNameStartingWithArg0, args);
}