public void GetHeaderValueEmpty()
{
IHeaderDictionary headers = new HeaderDictionary();
var values = HttpHeadersUtilities.SafeGetCommaSeparatedHeaderValues(headers, W3C.W3CConstants.TraceStateHeader, 100500, 100500)?.ToList();
Assert.NotNull(values);
Assert.Empty(values);
}
public void GetHeaderValueMaxItemsTruncatesEndInvalid()
{
IHeaderDictionary headers = new HeaderDictionary(new Dictionary <string, StringValues> {
[W3C.W3CConstants.TraceStateHeader] = "k1=v1,k2=v2"
});
var values = HttpHeadersUtilities.SafeGetCommaSeparatedHeaderValues(headers, W3C.W3CConstants.TraceStateHeader, 100500, 0)?.ToList();
Assert.NotNull(values);
Assert.Empty(values);
}
public void GetHeaderValueMaxItemsTruncatesEnd()
{
IHeaderDictionary headers = new HeaderDictionary(new Dictionary <string, StringValues> {
[W3C.W3CConstants.TraceStateHeader] = "k1=v1,k2=v2,k3=v3,k4=v4"
});
var values = HttpHeadersUtilities.SafeGetCommaSeparatedHeaderValues(headers, W3C.W3CConstants.TraceStateHeader, 100500, 2)?.ToList();
Assert.NotNull(values);
Assert.Equal(2, values.Count);
Assert.Equal("k1=v1", values.First());
Assert.Equal("k2=v2", values.Last());
}
public void GetHeaderValueNoMax2()
{
IHeaderDictionary headers = new HeaderDictionary(new Dictionary <string, StringValues> {
[W3C.W3CConstants.TraceStateHeader] = new [] { "k1=v1,k2=v2", "k3=v3,k4=v4" }
});
var values = HttpHeadersUtilities.SafeGetCommaSeparatedHeaderValues(headers, W3C.W3CConstants.TraceStateHeader, 100500, 100500)?.ToList();
Assert.NotNull(values);
Assert.Equal(4, values.Count);
Assert.Equal("k1=v1", values[0]);
Assert.Equal("k2=v2", values[1]);
Assert.Equal("k3=v3", values[2]);
Assert.Equal("k4=v4", values[3]);
}