Add support for DateOnly and TimeOnly (JamesNK#2679)

Src/Newtonsoft.Json.Tests/Serialization/DateOnlyTests.cs

@@ -0,0 +1,203 @@
+#region License
+// Copyright (c) 2007 James Newton-King
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+#endregion
+
+#if NET6_0_OR_GREATER
+using System;
+using System.Collections.Generic;
+#if !NET20
+using System.Xml.Linq;
+#endif
+#if DNXCORE50
+using Xunit;
+using Test = Xunit.FactAttribute;
+using Assert = Newtonsoft.Json.Tests.XUnitAssert;
+using Xunit.Abstractions;
+#else
+using NUnit.Framework;
+#endif
+
+namespace Newtonsoft.Json.Tests.Serialization
+{
+    [TestFixture]
+    public class DateOnlyTests : TestFixtureBase
+    {
+        [Test]
+        public void Serialize()
+        {
+            DateOnly d = new DateOnly(2000, 12, 29);
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"""2000-12-29""", json);
+        }
+
+        [Test]
+        public void SerializeDefault()
+        {
+            DateOnly d = default;
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"""0001-01-01""", json);
+        }
+
+        [Test]
+        public void SerializeMaxValue()
+        {
+            DateOnly d = DateOnly.MaxValue;
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"""9999-12-31""", json);
+        }
+
+        [Test]
+        public void SerializeMinValue()
+        {
+            DateOnly d = DateOnly.MinValue;
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"""0001-01-01""", json);
+        }
+
+        [Test]
+        public void SerializeNullable_Null()
+        {
+            DateOnly? d = default;
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual("null", json);
+        }
+
+        [Test]
+        public void SerializeNullable_Value()
+        {
+            DateOnly? d = new DateOnly(2000, 12, 29);
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"""2000-12-29""", json);
+        }
+
+        [Test]
+        public void SerializeList()
+        {
+            IList<DateOnly> d = new List<DateOnly>
+            {
+                new DateOnly(2000, 12, 29)
+            };
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"[
+  ""2000-12-29""
+]", json);
+        }
+
+        [Test]
+        public void SerializeList_Nullable()
+        {
+            IList<DateOnly?> d = new List<DateOnly?>
+            {
+                new DateOnly(2000, 12, 29),
+                null
+            };
+            string json = JsonConvert.SerializeObject(d, Formatting.Indented);
+
+            Assert.AreEqual(@"[
+  ""2000-12-29"",
+  null
+]", json);
+        }
+
+        [Test]
+        public void Deserialize()
+        {
+            DateOnly d = JsonConvert.DeserializeObject<DateOnly>(@"""2000-12-29""");
+
+            Assert.AreEqual(new DateOnly(2000, 12, 29), d);
+        }
+
+        [Test]
+        public void DeserializeDefault()
+        {
+            DateOnly d = JsonConvert.DeserializeObject<DateOnly>(@"""0001-01-01""");
+
+            Assert.AreEqual(default(DateOnly), d);
+        }
+
+        [Test]
+        public void DeserializeMaxValue()
+        {
+            DateOnly d = JsonConvert.DeserializeObject<DateOnly>(@"""9999-12-31""");
+
+            Assert.AreEqual(DateOnly.MaxValue, d);
+        }
+
+        [Test]
+        public void DeserializeMinValue()
+        {
+            DateOnly d = JsonConvert.DeserializeObject<DateOnly>(@"""0001-01-01""");
+
+            Assert.AreEqual(DateOnly.MinValue, d);
+        }
+
+        [Test]
+        public void DeserializeNullable_Null()
+        {
+            DateOnly? d = JsonConvert.DeserializeObject<DateOnly?>(@"null");
+
+            Assert.AreEqual(null, d);
+        }
+
+        [Test]
+        public void DeserializeNullable_Value()
+        {
+            DateOnly? d = JsonConvert.DeserializeObject<DateOnly?>(@"""2000-12-29""");
+
+            Assert.AreEqual(new DateOnly(2000, 12, 29), d);
+        }
+
+        [Test]
+        public void DeserializeList()
+        {
+            var l = JsonConvert.DeserializeObject<IList<DateOnly>>(@"[
+  ""2000-12-29""
+]");
+
+            Assert.AreEqual(1, l.Count);
+            Assert.AreEqual(new DateOnly(2000, 12, 29), l[0]);
+        }
+
+        [Test]
+        public void DeserializeList_Nullable()
+        {
+            var l = JsonConvert.DeserializeObject<IList<DateOnly?>>(@"[
+  ""2000-12-29"",
+  null
+]");
+
+            Assert.AreEqual(2, l.Count);
+            Assert.AreEqual(new DateOnly(2000, 12, 29), l[0]);
+            Assert.AreEqual(null, l[1]);
+        }
+    }
+}
+#endif