public static string ValueForKeyedIdentifier(this HttpResponse response, string key)
{
var keyType = BasicRequestDefinition.LocationForKey(key);
switch (keyType)
{
case PlaceholderLocation.Body:
return(response.Body);
case PlaceholderLocation.HttpHeader:
string headerTrueName = key.Substring(0, key.Length - 1);
if (response.Headers.AllKeys.Contains(headerTrueName))
{
return(response.Headers[headerTrueName]);
}
return(null);
case PlaceholderLocation.Json:
if (!response.ContentType.MatchesContentTypeIdentifier(MethodDefinition.MimeTypeJson))
{
throw new NotSupportedException(string.Format("Cannot read JPath property from response with content-type: {0}", response.ContentType));
}
return(JsonPath.ValueFromJsonPath(response.Body, key).ToString());
default:
throw new NotSupportedException(string.Format("Unsupported location for keyed identifier {0}: {1}", key, keyType));
}
}
/// <summary>
/// Convert the input into a PlaceholderValue and realize any reference to a stored value into
/// the actual value at the given time.
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <param name="storedValues"></param>
/// <returns></returns>
public static PlaceholderValue ConvertToPlaceholderValue(string key, string value, Dictionary <string, string> storedValues)
{
string replacementValue = value;
switch (BasicRequestDefinition.LocationForKey(value))
{
case PlaceholderLocation.StoredValue:
if (!storedValues.TryGetValue(value, out replacementValue))
{
throw new PlaceholderValueNotFoundException($"Unable to locate the placeholder value {value} in available values: {storedValues.Keys.ComponentsJoinedByString(",")}");
}
break;
case PlaceholderLocation.CSharpCode:
replacementValue = CSharpEval.Evaluate(value.Substring(1), storedValues);
break;
}
PlaceholderValue v = new PlaceholderValue
{
PlaceholderKey = key,
DefinedValue = value,
Location = BasicRequestDefinition.LocationForKey(key),
Value = replacementValue
};
// Allow the random-filename generator to swap the value with a randomly generated filename.
int index = value == null ? -1 : value.IndexOf(RandomFilenameValuePrefix);
if (index >= 0)
{
int endIndex = value.IndexOf("!", index + 1);
string placeholder = null;
if (endIndex > -1)
{
placeholder = value.Substring(index, endIndex - index + 1);
}
else
{
// Be backwards comaptible with previous behavior.
placeholder = value.Substring(index);
if (!placeholder.EndsWith("!"))
{
if (placeholder != RandomFilenameValuePrefix)
{
value = "/" + value.Replace(placeholder, placeholder + "!");
}
else
{
value = value.Replace(placeholder, placeholder + "!");
}
placeholder = placeholder + "!";
}
}
string randomFilename = GenerateRandomFilename(placeholder);
v.Value = value.Replace(placeholder, randomFilename);
}
Debug.WriteLine("Converting \"{0}: {1}\" into loc={2},value={3}", key, value, v.Location, v.Value);
return(v);
}