public void TestToString()
{
var collection = new LanguageSet {
"en-US", "de"
};
collection.ToString().Should().Be("de en_US");
}
public void TestDuplicateDetection()
{
var collection = new LanguageSet("en_US");
collection.Add("en-US").Should().BeFalse();
collection.Should().BeEquivalentTo(new LanguageSet {
"en-US"
});
}
