public void GetEnumerator_FirstHeaderWithOneValueSecondHeaderWithTwoValues_EnumeratorReturnsTwoHeaders()
{
MockHeaders headers = new MockHeaders();
headers.Add(customHeader, "custom0");
headers.Add(knownHeader, rawPrefix + "1");
headers.TryAddWithoutValidation(knownHeader, rawPrefix + "2");
// The value added with TryAddWithoutValidation() wasn't parsed yet.
Assert.Equal(1, headers.Parser.TryParseValueCallCount);
var enumerator = headers.GetEnumerator();
// Getting the enumerator doesn't trigger parsing.
Assert.Equal(1, headers.Parser.TryParseValueCallCount);
Assert.True(enumerator.MoveNext());
Assert.Equal(customHeader, enumerator.Current.Key);
Assert.Equal(1, enumerator.Current.Value.Count());
Assert.Equal("custom0", enumerator.Current.Value.ElementAt(0));
// Starting using the enumerator will trigger parsing of raw values. The first header is not a known
// header, so there shouldn't be any parsing.
Assert.Equal(1, headers.Parser.TryParseValueCallCount);
Assert.True(enumerator.MoveNext());
Assert.Equal(knownHeader, enumerator.Current.Key);
Assert.Equal(2, enumerator.Current.Value.Count());
Assert.Equal(parsedPrefix + "1", enumerator.Current.Value.ElementAt(0));
Assert.Equal(parsedPrefix + "2", enumerator.Current.Value.ElementAt(1));
// The second header is a known header, so parsing raw values should get executed.
Assert.Equal(2, headers.Parser.TryParseValueCallCount);
Assert.False(enumerator.MoveNext(), "Only 2 values expected, but enumerator returns a third one.");
}
public void GetEnumerator_FirstCustomHeaderWithEmptyValueSecondKnownHeaderWithEmptyValue_EnumeratorReturnsOneHeader()
{
MockHeaders headers = new MockHeaders();
headers.Add(customHeader, string.Empty);
headers.Add(knownHeader, string.Empty);
var enumerator = headers.GetEnumerator();
Assert.True(enumerator.MoveNext());
Assert.Equal(customHeader, enumerator.Current.Key);
Assert.Equal(1, enumerator.Current.Value.Count());
Assert.Equal(string.Empty, enumerator.Current.Value.ElementAt(0));
Assert.False(enumerator.MoveNext(), "Only the (empty) custom value should be returned.");
}
public void GetEnumerator_GetEnumeratorFromUninitializedHeaderStore_ReturnsEmptyEnumerator()
{
MockHeaders headers = new MockHeaders();
var enumerator = headers.GetEnumerator();
Assert.False(enumerator.MoveNext());
}
