public void ContainsRequestContextKeyValueShouldReturnTrueWhenExists()
{
IHeaderDictionary headers = new HeaderDictionary(
new Dictionary <string, StringValues> {
{ RequestResponseHeaders.RequestContextHeader, new StringValues("app=id,other=otherValue") }
});
Assert.True(HttpHeadersUtilities.ContainsRequestContextKeyValue(headers, "app"));
Assert.True(HttpHeadersUtilities.ContainsRequestContextKeyValue(headers, "other"));
Assert.False(HttpHeadersUtilities.ContainsRequestContextKeyValue(headers, "Non-exists"));
}
