public void ReducePatch__Given_ArrayPropertyNotEqual__Then_PatchEntireArray(TestJsonObject obj)
{
// Assemble
var original = JObject.FromObject(obj);
obj.OtherChildren.First().String = "Updated Value";
var update = JObject.FromObject(obj);
var subject = new JsonDiff();
// Act
var result = (JObject)subject.ReducePatch(original, update);
// Assert
Assert.NotNull(result);
// All values should be included in array patch
Assert.Equal(obj.OtherChildren.Count, result[nameof(obj.OtherChildren)].Count());
var otherChildObj = obj.OtherChildren.First();
var otherChildJson = result[nameof(obj.OtherChildren)][0];
Assert.Equal(otherChildObj.String, otherChildJson["String"].Value <string>());
Assert.Equal(otherChildObj.Guid, otherChildJson["Guid"].Value <Guid>());
Assert.Equal(otherChildObj.Int, otherChildJson["Int"].Value <int>());
Assert.Equal(otherChildObj.Decimal, otherChildJson["Decimal"].Value <decimal>());
Assert.Equal(otherChildObj.Double, otherChildJson["Double"].Value <double>());
Assert.Equal(otherChildObj.DateTime, otherChildJson["DateTime"].Value <DateTime>());
// Other properties should not need patching
Assert.Single(result);
}
public void ReducePatch__Given_AllEqual__Then_Null(TestJsonObject obj)
{
// Assemble
var original = JObject.FromObject(obj);
var update = JObject.FromObject(obj);
var subject = new JsonDiff();
// Act
var result = subject.ReducePatch(original, update);
// Assert
Assert.Null(result);
}
public void ReducePatch__Given_SinglePropertyNotEqual__Then_PatchProperty(TestJsonObject obj)
{
// Assemble
var original = JObject.FromObject(obj);
obj.String = "Updated Value";
var update = JObject.FromObject(obj);
var subject = new JsonDiff();
// Act
var result = (JObject)subject.ReducePatch(original, update);
// Assert
Assert.NotNull(result);
Assert.Equal(obj.String, result["String"].Value <string>());
// Other properties should not need patching
Assert.Single(result);
}
private Resource BuildPatch(object model)
{
var originalResource = ModelRegistry.GetResource(model);
var modelRtlns = ModelRegistry.GetRelationshipValues(model) ?? new Dictionary <string, Relationship>();
var originalRtlns = originalResource.Relationships ?? new Dictionary <string, Relationship>();
var patchRtlns = modelRtlns.Where(modelRltn =>
{
originalRtlns.TryGetValue(modelRltn.Key, out var ogRtln);
// JToken.DeepEquals does not work here
return(!JsonComparer.Equals(ogRtln?.Data, modelRltn.Value?.Data));
}).ToDictionary(x => x.Key, x => x.Value);
var modelAttrs = ModelRegistry.GetAttributeValues(model) ?? new JObject();
var originalAttrs = originalResource.Attributes ?? new JObject();
var modelMetas = ModelRegistry.GetMetaValues(model) ?? new JObject();
var originalMetas = originalResource.Meta ?? new JObject();
// Links are not patched
var patchAttrs = (JObject)JsonDiff.ReducePatch(originalAttrs, modelAttrs);
var patchMetas = (JObject)JsonDiff.ReducePatch(originalMetas, modelMetas);
if (patchAttrs == null &&
!patchRtlns.Any() &&
patchMetas == null)
{
// Nothing to update
return(null);
}
return(new Resource
{
Id = originalResource.Id,
Type = originalResource.Type,
Attributes = patchAttrs,
Relationships = patchRtlns.Any() ? patchRtlns : null,
Meta = patchMetas
});
}