private static void AddFailuresForValue(JValue expected, JValue actual, MatchingContext context)
{
if (actual.Equals(expected))
{
return;
}
var nullValue = JValue.CreateNull();
if (expected.Equals(nullValue) && !actual.Equals(nullValue) && !context.IgnoreExpected)
{
context.Result.AddFailure(context.PropertyPath, "Expected no value, but got " + actual.Value);
return;
}
if (actual.Equals(nullValue) && !expected.Equals(nullValue))
{
context.Result.AddFailure(context.PropertyPath, "Expected a value, but got none");
return;
}
var applyingMatchers = context.MatchersForProperty.Where(m => m.AppliesTo(expected, actual, context))
.ToArray();
if (applyingMatchers.Any())
{
var expectedValue = expected.Value;
var actualValue = actual.Value;
if (expected.Type == JTokenType.Date)
{
expectedValue = JsonConvert.SerializeObject(expectedValue);
}
if (actual.Type == JTokenType.Date)
{
actualValue = JsonConvert.SerializeObject(actualValue);
}
AddFailures(expectedValue, actualValue, applyingMatchers, context);
if (applyingMatchers.Any(m => m.IsTerminal))
{
return;
}
}
if (!context.IgnoreExpected)
{
context.Result.AddFailure(context.PropertyPath, $"Expected {expected.Value}, but got {actual.Value}");
}
}
private static void AddFailuresForArray(JArray expected, JArray actual, MatchingContext context)
{
var expectedItems = expected.ToArray();
var actualItems = actual.ToArray();
var lengthMatchers = context.MatchersForProperty.OfType <IArrayLengthMatcher>().Where(m => m.AppliesTo(expectedItems, actualItems, context)).ToArray();
if (lengthMatchers.Any())
{
AddFailures(expectedItems, actualItems, lengthMatchers, context);
}
if (!lengthMatchers.Any(m => m.IsTerminal))
{
if (!context.IgnoreExpected)
{
if (context.IsRequest)
{
if (actualItems.Length != expectedItems.Length)
{
context.Result.AddFailure(context.PropertyPath,
$"Expected {expectedItems.Length} items, but got {actualItems.Length} items");
}
}
else
{
if (actualItems.Length < expectedItems.Length)
{
context.Result.AddFailure(context.PropertyPath,
$"Expected at least {expectedItems.Length} items, but got only {actualItems.Length} items");
}
}
}
}
for (var i = 0; i < actualItems.Length; i++)
{
AddFailures(i < expectedItems.Length ? expectedItems[i] : expectedItems.LastOrDefault(), actualItems[i],
context.For(new ArrayIndexPathPart(i.ToString()), ignoreExpected: i >= expectedItems.Length));
}
}
private static void AddFailuresForObject(JObject expected, JObject actual, MatchingContext context)
{
var applyingMatchers = context.MatchersForProperty.Where(m => m.AppliesTo(expected, actual, context)).ToArray();
if (applyingMatchers.Any())
{
AddFailures(expected, actual, applyingMatchers, context);
if (applyingMatchers.Any(m => m.IsTerminal) || context.TerminationRequested)
{
return;
}
}
foreach (var property in expected.Properties().Concat(actual.Properties()).Select(p => p.Name).Distinct().ToArray())
{
var expectedProperty = expected.Properties().FirstOrDefault(p => p.Name.Equals(property));
var actualProperty = actual.Properties().FirstOrDefault(p => p.Name.Equals(property));
var propertyName = (expectedProperty ?? actualProperty)?.Name ?? property;
AddFailures(expectedProperty?.Value, actualProperty?.Value, context.For(new PropertyPathPart(propertyName)));
}
}
private static void AddFailures(object expected, object actual, IMatcher[] matchers, MatchingContext context)
{
if (IsNullish(expected) || IsNullish(actual))
{
return;
}
var matchersThatApply = matchers.Where(m => m.AppliesTo(expected, actual, context));
var failingMatchers = matchersThatApply.Where(m => !m.Matches(expected, actual, context, (e, a, c) => AddFailures(e == null ? null : JToken.FromObject(e), a == null ? null: JToken.FromObject(a), c))).ToArray();
foreach (var failingMatcher in failingMatchers)
{
context.Result.AddFailure(failingMatcher.PropertyPathParts, failingMatcher.FailureMessage(expected, actual));
}
}
private static void AddFailures(JToken expected, JToken actual, MatchingContext context)
{
if (context.TerminationRequested)
{
return;
}
if (expected.IsNullish() && actual.IsNullish())
{
if (context.IsRequest && actual != null && expected == null)
{
context.Result.AddFailure(context.PropertyPath, "Expected no value, but got one");
}
return;
}
if (actual == null)
{
context.Result.AddFailure(context.PropertyPath, "Expected a value, but got none");
return;
}
if (!context.IgnoreExpected)
{
if (expected == null)
{
if (context.IsRequest)
{
if (context.MatchersForProperty.Any())
{
AddFailures(null, actual, context.MatchersForProperty, context);
}
else
{
context.Result.AddFailure(context.PropertyPath, "Expected no value, but got one");
}
return;
}
expected = actual.CreateEmpty();
context.IgnoreExpected = true;
}
}
else
{
expected = expected ?? actual.CreateEmpty();
}
if (expected.GetType() != actual.GetType())
{
context.Result.AddFailure(context.PropertyPath, "types do not match");
return;
}
switch (actual)
{
case JValue actualValue:
AddFailuresForValue((JValue)expected, actualValue, context);
break;
case JObject actualObject:
AddFailuresForObject((JObject)expected, actualObject, context);
break;
case JArray actualArray:
AddFailuresForArray((JArray)expected, actualArray, context);
break;
default:
context.Result.AddFailure(context.PropertyPath, "unknown type found: " + actual.GetType().Name);
break;
}
}
public void Matches(object expected, object actual, MatchingContext context)
{
AddFailures(JToken.FromObject(expected), JToken.FromObject(actual), context);
}
