public void DencodeBase64Url()
{
StringOperators.DecodeUrlBase64(null).Should().BeNull();
StringOperators.DecodeUrlBase64("").Should().Be("");
StringOperators.DecodeUrlBase64("RXdvdXQ").Should().Be("Ewout");
StringOperators.DecodeUrlBase64("RXdvdXQ-").Should().Be("Ewout>");
StringOperators.DecodeUrlBase64("RXdvdXQ=").Should().Be("Ewout");
StringOperators.DecodeUrlBase64("57yW56CB5pa55byP").Should().Be("编码方式");
StringOperators.FpDecode("RXdvdXQ", "urlbase64").Should().Be("Ewout");
}
