public static void IgnoreCase(string key, string expectedValue)
{
var manager = new ResourceManager("System.Resources.Tests.Resources.TestResx", typeof(ResourceManagerTests).GetTypeInfo().Assembly);
var culture = new CultureInfo("en-US");
Assert.False(manager.IgnoreCase);
Assert.Equal(expectedValue, manager.GetString(key, culture));
Assert.Null(manager.GetString(key.ToLower(), culture));
manager.IgnoreCase = true;
Assert.Equal(expectedValue, manager.GetString(key, culture));
Assert.Equal(expectedValue, manager.GetString(key.ToLower(), culture));
}