diff --git a/Tests/JSONAPITests/XCTestManifests.swift b/Tests/JSONAPITests/XCTestManifests.swift
index cd6323d..0b2c004 100644
--- a/Tests/JSONAPITests/XCTestManifests.swift
+++ b/Tests/JSONAPITests/XCTestManifests.swift
@@ -37,8 +37,11 @@ extension Attribute_FunctorTests {
     // to regenerate.
     static let __allTests__Attribute_FunctorTests = [
         ("test_mapGuaranteed", test_mapGuaranteed),
+        ("test_mapGuaranteed_deprecated", test_mapGuaranteed_deprecated),
         ("test_mapOptionalFailure", test_mapOptionalFailure),
+        ("test_mapOptionalFailure_deprecated", test_mapOptionalFailure_deprecated),
         ("test_mapOptionalSuccess", test_mapOptionalSuccess),
+        ("test_mapOptionalSuccess_deprecated", test_mapOptionalSuccess_deprecated),
     ]
 }
 
@@ -59,9 +62,11 @@ extension ComputedPropertiesTests {
     // to regenerate.
     static let __allTests__ComputedPropertiesTests = [
         ("test_ComputedAttributeAccess", test_ComputedAttributeAccess),
+        ("test_ComputedAttributeAccess_deprecated", test_ComputedAttributeAccess_deprecated),
         ("test_ComputedNonAttributeAccess", test_ComputedNonAttributeAccess),
         ("test_ComputedRelationshipAccess", test_ComputedRelationshipAccess),
         ("test_DecodeIgnoresComputed", test_DecodeIgnoresComputed),
+        ("test_DecodeIgnoresComputed_deprecated", test_DecodeIgnoresComputed_deprecated),
         ("test_EncodeIgnoresComputed", test_EncodeIgnoresComputed),
     ]
 }
@@ -72,8 +77,10 @@ extension CustomAttributesTests {
     // to regenerate.
     static let __allTests__CustomAttributesTests = [
         ("test_customDecode", test_customDecode),
+        ("test_customDecode_deprecated", test_customDecode_deprecated),
         ("test_customEncode", test_customEncode),
         ("test_customKeysDecode", test_customKeysDecode),
+        ("test_customKeysDecode_deprecated", test_customKeysDecode_deprecated),
         ("test_customKeysEncode", test_customKeysEncode),
     ]
 }
@@ -301,7 +308,9 @@ extension PolyProxyTests {
         ("test_generalReasonableness", test_generalReasonableness),
         ("test_UserAAndBEncodeEquality", test_UserAAndBEncodeEquality),
         ("test_UserADecode", test_UserADecode),
+        ("test_UserADecode_deprecated", test_UserADecode_deprecated),
         ("test_UserBDecode", test_UserBDecode),
+        ("test_UserBDecode_deprecated", test_UserBDecode_deprecated),
     ]
 }
 
@@ -353,6 +362,26 @@ extension ResourceBodyTests {
     ]
 }
 
+extension ResourceObjectDecodingErrorTests {
+    // DO NOT MODIFY: This is autogenerated, use:
+    //   `swift test --generate-linuxmain`
+    // to regenerate.
+    static let __allTests__ResourceObjectDecodingErrorTests = [
+        ("test_missingAttributesObject", test_missingAttributesObject),
+        ("test_missingRelationshipsObject", test_missingRelationshipsObject),
+        ("test_NonNullable_attribute", test_NonNullable_attribute),
+        ("test_NonNullable_relationship", test_NonNullable_relationship),
+        ("test_NonNullable_relationship2", test_NonNullable_relationship2),
+        ("test_oneTypeVsAnother_attribute", test_oneTypeVsAnother_attribute),
+        ("test_oneTypeVsAnother_attribute2", test_oneTypeVsAnother_attribute2),
+        ("test_oneTypeVsAnother_attribute3", test_oneTypeVsAnother_attribute3),
+        ("test_oneTypeVsAnother_relationship", test_oneTypeVsAnother_relationship),
+        ("test_required_attribute", test_required_attribute),
+        ("test_required_relationship", test_required_relationship),
+        ("test_twoOneVsToMany_relationship", test_twoOneVsToMany_relationship),
+    ]
+}
+
 extension ResourceObjectReplacingTests {
     // DO NOT MODIFY: This is autogenerated, use:
     //   `swift test --generate-linuxmain`
@@ -378,37 +407,49 @@ extension ResourceObjectTests {
         ("test_copyIdentifiedByValue", test_copyIdentifiedByValue),
         ("test_copyWithNewId", test_copyWithNewId),
         ("test_entityAllAttribute", test_entityAllAttribute),
+        ("test_entityAllAttribute_deprecated", test_entityAllAttribute_deprecated),
         ("test_entityAllAttribute_encode", test_entityAllAttribute_encode),
         ("test_entityBrokenNullableOmittedAttribute", test_entityBrokenNullableOmittedAttribute),
         ("test_EntityNoRelationshipsNoAttributes", test_EntityNoRelationshipsNoAttributes),
         ("test_EntityNoRelationshipsNoAttributes_encode", test_EntityNoRelationshipsNoAttributes_encode),
         ("test_EntityNoRelationshipsSomeAttributes", test_EntityNoRelationshipsSomeAttributes),
+        ("test_EntityNoRelationshipsSomeAttributes_deprecated", test_EntityNoRelationshipsSomeAttributes_deprecated),
         ("test_EntityNoRelationshipsSomeAttributes_encode", test_EntityNoRelationshipsSomeAttributes_encode),
         ("test_entityOneNullAndOneOmittedAttribute", test_entityOneNullAndOneOmittedAttribute),
+        ("test_entityOneNullAndOneOmittedAttribute_deprecated", test_entityOneNullAndOneOmittedAttribute_deprecated),
         ("test_entityOneNullAndOneOmittedAttribute_encode", test_entityOneNullAndOneOmittedAttribute_encode),
         ("test_entityOneNullAttribute", test_entityOneNullAttribute),
+        ("test_entityOneNullAttribute_deprecated", test_entityOneNullAttribute_deprecated),
         ("test_entityOneNullAttribute_encode", test_entityOneNullAttribute_encode),
         ("test_entityOneOmittedAttribute", test_entityOneOmittedAttribute),
+        ("test_entityOneOmittedAttribute_deprecated", test_entityOneOmittedAttribute_deprecated),
         ("test_entityOneOmittedAttribute_encode", test_entityOneOmittedAttribute_encode),
         ("test_EntitySomeRelationshipsNoAttributes", test_EntitySomeRelationshipsNoAttributes),
         ("test_EntitySomeRelationshipsNoAttributes_encode", test_EntitySomeRelationshipsNoAttributes_encode),
         ("test_EntitySomeRelationshipsSomeAttributes", test_EntitySomeRelationshipsSomeAttributes),
+        ("test_EntitySomeRelationshipsSomeAttributes_deprecated", test_EntitySomeRelationshipsSomeAttributes_deprecated),
         ("test_EntitySomeRelationshipsSomeAttributes_encode", test_EntitySomeRelationshipsSomeAttributes_encode),
         ("test_EntitySomeRelationshipsSomeAttributesWithLinks", test_EntitySomeRelationshipsSomeAttributesWithLinks),
+        ("test_EntitySomeRelationshipsSomeAttributesWithLinks_deprecated", test_EntitySomeRelationshipsSomeAttributesWithLinks_deprecated),
         ("test_EntitySomeRelationshipsSomeAttributesWithLinks_encode", test_EntitySomeRelationshipsSomeAttributesWithLinks_encode),
         ("test_EntitySomeRelationshipsSomeAttributesWithMeta", test_EntitySomeRelationshipsSomeAttributesWithMeta),
+        ("test_EntitySomeRelationshipsSomeAttributesWithMeta_deprecated", test_EntitySomeRelationshipsSomeAttributesWithMeta_deprecated),
         ("test_EntitySomeRelationshipsSomeAttributesWithMeta_encode", test_EntitySomeRelationshipsSomeAttributesWithMeta_encode),
         ("test_EntitySomeRelationshipsSomeAttributesWithMetaAndLinks", test_EntitySomeRelationshipsSomeAttributesWithMetaAndLinks),
+        ("test_EntitySomeRelationshipsSomeAttributesWithMetaAndLinks_deprecated", test_EntitySomeRelationshipsSomeAttributesWithMetaAndLinks_deprecated),
         ("test_EntitySomeRelationshipsSomeAttributesWithMetaAndLinks_encode", test_EntitySomeRelationshipsSomeAttributesWithMetaAndLinks_encode),
         ("test_initialization", test_initialization),
         ("test_IntOver10_encode", test_IntOver10_encode),
         ("test_IntOver10_failure", test_IntOver10_failure),
         ("test_IntOver10_success", test_IntOver10_success),
         ("test_IntToString", test_IntToString),
+        ("test_IntToString_deprecated", test_IntToString_deprecated),
         ("test_IntToString_encode", test_IntToString_encode),
         ("test_MetaEntityAttributeAccessWorks", test_MetaEntityAttributeAccessWorks),
+        ("test_MetaEntityAttributeAccessWorks_deprecated", test_MetaEntityAttributeAccessWorks_deprecated),
         ("test_MetaEntityRelationshipAccessWorks", test_MetaEntityRelationshipAccessWorks),
         ("test_NonNullOptionalNullableAttribute", test_NonNullOptionalNullableAttribute),
+        ("test_NonNullOptionalNullableAttribute_deprecated", test_NonNullOptionalNullableAttribute_deprecated),
         ("test_NonNullOptionalNullableAttribute_encode", test_NonNullOptionalNullableAttribute_encode),
         ("test_nullableRelationshipIsNull", test_nullableRelationshipIsNull),
         ("test_nullableRelationshipIsNull_encode", test_nullableRelationshipIsNull_encode),
@@ -417,6 +458,7 @@ extension ResourceObjectTests {
         ("test_nullableRelationshipNotNullOrOmitted", test_nullableRelationshipNotNullOrOmitted),
         ("test_nullableRelationshipNotNullOrOmitted_encode", test_nullableRelationshipNotNullOrOmitted_encode),
         ("test_NullOptionalNullableAttribute", test_NullOptionalNullableAttribute),
+        ("test_NullOptionalNullableAttribute_deprecated", test_NullOptionalNullableAttribute_deprecated),
         ("test_NullOptionalNullableAttribute_encode", test_NullOptionalNullableAttribute_encode),
         ("test_optional_relationship_operator_access", test_optional_relationship_operator_access),
         ("test_optionalNullableRelationshipNulled", test_optionalNullableRelationshipNulled),
@@ -434,15 +476,21 @@ extension ResourceObjectTests {
         ("test_toMany_relationship_operator_access", test_toMany_relationship_operator_access),
         ("test_toManyMetaRelationshipAccessWorks", test_toManyMetaRelationshipAccessWorks),
         ("test_UnidentifiedEntity", test_UnidentifiedEntity),
+        ("test_UnidentifiedEntity_deprecated", test_UnidentifiedEntity_deprecated),
         ("test_UnidentifiedEntity_encode", test_UnidentifiedEntity_encode),
         ("test_unidentifiedEntityAttributeAccess", test_unidentifiedEntityAttributeAccess),
+        ("test_unidentifiedEntityAttributeAccess_deprecated", test_unidentifiedEntityAttributeAccess_deprecated),
         ("test_UnidentifiedEntityWithAttributes", test_UnidentifiedEntityWithAttributes),
+        ("test_UnidentifiedEntityWithAttributes_deprecated", test_UnidentifiedEntityWithAttributes_deprecated),
         ("test_UnidentifiedEntityWithAttributes_encode", test_UnidentifiedEntityWithAttributes_encode),
         ("test_UnidentifiedEntityWithAttributesAndLinks", test_UnidentifiedEntityWithAttributesAndLinks),
+        ("test_UnidentifiedEntityWithAttributesAndLinks_deprecated", test_UnidentifiedEntityWithAttributesAndLinks_deprecated),
         ("test_UnidentifiedEntityWithAttributesAndLinks_encode", test_UnidentifiedEntityWithAttributesAndLinks_encode),
         ("test_UnidentifiedEntityWithAttributesAndMeta", test_UnidentifiedEntityWithAttributesAndMeta),
+        ("test_UnidentifiedEntityWithAttributesAndMeta_deprecated", test_UnidentifiedEntityWithAttributesAndMeta_deprecated),
         ("test_UnidentifiedEntityWithAttributesAndMeta_encode", test_UnidentifiedEntityWithAttributesAndMeta_encode),
         ("test_UnidentifiedEntityWithAttributesAndMetaAndLinks", test_UnidentifiedEntityWithAttributesAndMetaAndLinks),
+        ("test_UnidentifiedEntityWithAttributesAndMetaAndLinks_deprecated", test_UnidentifiedEntityWithAttributesAndMetaAndLinks_deprecated),
         ("test_UnidentifiedEntityWithAttributesAndMetaAndLinks_encode", test_UnidentifiedEntityWithAttributesAndMetaAndLinks_encode),
     ]
 }
@@ -468,8 +516,11 @@ extension SparseFieldsetTests {
     // to regenerate.
     static let __allTests__SparseFieldsetTests = [
         ("test_FullEncode", test_FullEncode),
+        ("test_FullEncode_deprecated", test_FullEncode_deprecated),
         ("test_PartialEncode", test_PartialEncode),
+        ("test_PartialEncode_deprecated", test_PartialEncode_deprecated),
         ("test_sparseFieldsMethod", test_sparseFieldsMethod),
+        ("test_sparseFieldsMethod_deprecated", test_sparseFieldsMethod_deprecated),
     ]
 }
 
@@ -500,6 +551,7 @@ public func __allTests() -> [XCTestCaseEntry] {
         testCase(PolyProxyTests.__allTests__PolyProxyTests),
         testCase(RelationshipTests.__allTests__RelationshipTests),
         testCase(ResourceBodyTests.__allTests__ResourceBodyTests),
+        testCase(ResourceObjectDecodingErrorTests.__allTests__ResourceObjectDecodingErrorTests),
         testCase(ResourceObjectReplacingTests.__allTests__ResourceObjectReplacingTests),
         testCase(ResourceObjectTests.__allTests__ResourceObjectTests),
         testCase(SparseFieldEncoderTests.__allTests__SparseFieldEncoderTests),