public void TryAddWithoutValidation_AddValidAndInvalidValueString_BothValuesParsed()
{
MockHeaders headers = new MockHeaders();
headers.TryAddWithoutValidation(knownHeader, invalidHeaderValue);
headers.TryAddWithoutValidation(knownHeader, rawPrefix);
Assert.Equal(0, headers.Parser.TryParseValueCallCount);
Assert.Equal(1, headers.Count());
Assert.Equal(2, headers.First().Value.Count());
// If you compare this test with the previous one: Note that we reversed the order of adding the invalid
// string and the valid string. However, when enumerating header values the order is still the same as in
// the previous test.
// We don't keep track of the order if we have both invalid & valid values. This would add complexity
// and additional memory to store the information. Given how rare this scenario is we consider this
// by design. Note that this scenario is only an issue if:
// - The header value has an invalid format (very rare for standard headers) AND
// - There are multiple header values (some valid, some invalid) AND
// - The order of the headers matters (e.g. Transfer-Encoding)
Assert.Equal(parsedPrefix, headers.First().Value.ElementAt(0));
Assert.Equal(invalidHeaderValue, headers.First().Value.ElementAt(1));
Assert.Equal(2, headers.Parser.TryParseValueCallCount);
string expected = knownHeader + ": " + parsedPrefix + ", " + invalidHeaderValue + "\r\n";
Assert.Equal(expected, headers.ToString());
}
