add swiftUI code

iOS-SwiftUI-Code/GRDB.swift-6.29.3/Tests/GRDBTests/RecordPersistenceConflictPolicy.swift

@@ -0,0 +1,29 @@
+import XCTest
+import GRDB
+
+class RecordWithoutPersistenceConflictPolicy : Record {
+}
+
+class RecordWithPersistenceConflictPolicy : Record {
+    override class var persistenceConflictPolicy: PersistenceConflictPolicy {
+        PersistenceConflictPolicy(insert: .fail, update: .ignore)
+    }
+}
+
+class RecordPersistenceConflictPolicyTests: GRDBTestCase {
+    
+    func testDefaultPersistenceConflictPolicy() {
+        let record = RecordWithoutPersistenceConflictPolicy()
+        let policy = type(of: record).persistenceConflictPolicy
+        XCTAssertEqual(policy.conflictResolutionForInsert, .abort)
+        XCTAssertEqual(policy.conflictResolutionForUpdate, .abort)
+    }
+    
+    func testConfigurablePersistenceConflictPolicy() {
+        let record = RecordWithPersistenceConflictPolicy()
+        let policy = type(of: record).persistenceConflictPolicy
+        XCTAssertEqual(policy.conflictResolutionForInsert, .fail)
+        XCTAssertEqual(policy.conflictResolutionForUpdate, .ignore)
+    }
+
+}