public static void Error()
{
IntPtr ptr;
Assert.Throws <Exception>(() => DynamicLibrary.Open("NOT_EXISTING"));
string failure = "FAILURE";
var fs = new System.IO.StreamWriter(System.IO.File.OpenWrite(failure));
fs.Write("foobar");
fs.Close();
Assert.IsTrue(System.IO.File.Exists(failure));
Assert.Throws <Exception>(() => DynamicLibrary.Open(failure));
System.IO.File.Delete(failure);
var dl = DynamicLibrary.Open(DynamicLibrary.Decorate("uv"));
Assert.IsTrue(dl.TryGetSymbol("uv_default_loop", out ptr));
Assert.AreNotEqual(ptr, IntPtr.Zero);
Assert.IsFalse(dl.TryGetSymbol("NOT_EXISTING", out ptr));
Assert.AreEqual(ptr, IntPtr.Zero);
Assert.Throws <Exception>(() => dl.GetSymbol("NOT_EXISTING"));
Assert.IsFalse(dl.Closed);
dl.Close();
Assert.IsTrue(dl.Closed);
}
