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[primary-key-fix] Fixed crashing when using a primary key. Added a lo…
…cal cache for mapped objects.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,112 @@ | ||
| import XCTest | ||
| import Crust | ||
| import JSONValueRX | ||
| import RealmCrust | ||
| import RealmSwift | ||
|
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| class PrimaryObj1: Object { | ||
| let class2s = List<PrimaryObj2>() | ||
| dynamic var uuid: String = "" | ||
|
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| override class func primaryKey() -> String? { | ||
| return "uuid" | ||
| } | ||
| } | ||
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| class PrimaryObj2: Object { | ||
| dynamic var uuid: String = "" | ||
| dynamic var class1: PrimaryObj1? | ||
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| override class func primaryKey() -> String? { | ||
| return "uuid" | ||
| } | ||
| } | ||
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| class PrimaryObj1Mapping : RealmMapping { | ||
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| var adaptor: RealmAdaptor | ||
| var primaryKeys: Dictionary<String, CRMappingKey>? { | ||
| return [ "uuid" : "data.uuid" ] | ||
| } | ||
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| required init(adaptor: RealmAdaptor) { | ||
| self.adaptor = adaptor | ||
| } | ||
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| func mapping(inout tomap: PrimaryObj1, context: MappingContext) { | ||
| let obj2Mapping = PrimaryObj2Mapping(adaptor: self.adaptor) | ||
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| tomap.class2s <- KeyExtensions.Mapping("class2s", obj2Mapping) >*< | ||
| tomap.uuid <- "data.uuid" >*< | ||
| context | ||
| } | ||
| } | ||
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| // Until we support optional mappings, have to make a nested version. | ||
| class NestedPrimaryObj1Mapping : RealmMapping { | ||
|
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| var adaptor: RealmAdaptor | ||
| var primaryKeys: Dictionary<String, CRMappingKey>? { | ||
| return [ "uuid" : "data.uuid" ] | ||
| } | ||
|
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| required init(adaptor: RealmAdaptor) { | ||
| self.adaptor = adaptor | ||
| } | ||
|
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| func mapping(inout tomap: PrimaryObj1, context: MappingContext) { | ||
| tomap.uuid <- "data.uuid" >*< | ||
| context | ||
| } | ||
| } | ||
|
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| class PrimaryObj2Mapping : RealmMapping { | ||
|
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| var adaptor: RealmAdaptor | ||
| var primaryKeys: Dictionary<String, CRMappingKey>? { | ||
| return [ "uuid" : "data.more_data.uuid" ] | ||
| } | ||
|
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| required init(adaptor: RealmAdaptor) { | ||
| self.adaptor = adaptor | ||
| } | ||
|
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| func mapping(inout tomap: PrimaryObj2, context: MappingContext) { | ||
| // TODO: Including this mapping fails. Need to support making some mappings as optional | ||
| // so when the recursive cycle of json between these two relationships runs out it doesn't error | ||
| // from expecting json. | ||
| // | ||
| // In the meantime, user can write separate Nested Mappings for the top level object and nested objects. | ||
| // let obj1Mapping = PrimaryObj1Mapping(adaptor: self.adaptor) | ||
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| let obj1Mapping = NestedPrimaryObj1Mapping(adaptor: self.adaptor) | ||
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| tomap.class1 <- KeyExtensions.Mapping("class1", obj1Mapping) >*< | ||
| tomap.uuid <- "data.more_data.uuid" >*< | ||
| context | ||
| } | ||
| } | ||
|
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| class PrimaryKeyTests: RealmMappingTest { | ||
|
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| func testMappingsWithPrimaryKeys() { | ||
|
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| var json1Dict = [ "data" : [ "uuid" : "primary1" ] ] as [ String : AnyObject ] | ||
| let json2Dict1 = [ "data.more_data.uuid" : "primary2.1", "class1" : json1Dict ] | ||
| let json2Dict2 = [ "data.more_data.uuid" : "primary2.2", "class1" : json1Dict ] | ||
|
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| json1Dict["class2s"] = [ json2Dict1, json2Dict2 ] | ||
|
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| XCTAssertEqual(realm!.objects(PrimaryObj1).count, 0) | ||
| XCTAssertEqual(realm!.objects(PrimaryObj2).count, 0) | ||
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| let json = try! JSONValue(object: json1Dict) | ||
| let mapper = CRMapper<PrimaryObj1, PrimaryObj1Mapping>() | ||
| let object = try! mapper.mapFromJSONToExistingObject(json, mapping: PrimaryObj1Mapping(adaptor: adaptor!)) | ||
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| XCTAssertEqual(realm!.objects(PrimaryObj1).count, 1) | ||
| XCTAssertEqual(realm!.objects(PrimaryObj2).count, 2) | ||
| XCTAssertEqual(object.uuid, "primary1") | ||
| XCTAssertEqual(object.class2s.count, 2) | ||
| } | ||
| } |