Use invariant culture for (de)serialization

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.9.10] - 2024-07-18
+
+- Fix DateTime serialization and deserialization
+
 ## [1.9.9] - 2024-07-12
 
 - Fix enum deserialization for SendPrimitiveAsync and SendPrimitiveCollectionAsync
@@ -23,4 +27,4 @@ Refer to the following for earlier releases of libraries in the project.
 1. [Serialization - JSON](./src/serialization/json/Changelog-old.md)
 1. [Serialization - FORM](./src/serialization/form/Changelog-old.md)
 1. [Serialization - TEXT](./src/serialization/text/Changelog-old.md)
-1. [Serialization - MULTIPART](./src/serialization/multipart/Changelog-old.md)
+1. [Serialization - MULTIPART](./src/serialization/multipart/Changelog-old.md)

Directory.Build.props

@@ -1,7 +1,7 @@
 <Project>
   <!-- Common default project properties for ALL projects-->
   <PropertyGroup>
-    <VersionPrefix>1.9.9</VersionPrefix>
+    <VersionPrefix>1.9.10</VersionPrefix>
     <VersionSuffix></VersionSuffix>
     <!-- This is overidden in test projects by setting to true-->
     <IsTestProject>false</IsTestProject>

src/abstractions/Time.cs

@@ -9,7 +9,7 @@ namespace Microsoft.Kiota.Abstractions
     /// <summary>
     /// Model to represent only the date component of a DateTime
     /// </summary>
-    public struct Time
+    public struct Time : IEquatable<Time>
     {
 #if NET6_0_OR_GREATER
         /// <summary>
@@ -26,6 +26,29 @@ public struct Time
         /// <returns>A new <see cref="TimeOnly"/> structure whose hours, minutes, seconds and milliseconds are equal to those of the supplied time.</returns>
         public static implicit operator TimeOnly(Time time) => new(time.DateTime.Hour, time.DateTime.Minute, time.DateTime.Second, time.DateTime.Millisecond);
 #endif
+        /// <summary>
+        /// Indicates whether the current object is equal to another object of the same type.
+        /// </summary>
+        /// <param name="other">An object to compare with this object.</param>
+        /// <returns>true if the current object is equal to the other parameter; otherwise, false.</returns>
+        public bool Equals(Time other) => Hour == other.Hour && Minute == other.Minute && Second == other.Second;
+
+        /// <inheritdoc />
+        public override bool Equals(object? o) => (o is Time other) && Equals(other);
+
+        /// <inheritdoc />
+        public override int GetHashCode()
+        {
+#if NET6_0_OR_GREATER
+            return HashCode.Combine(Hour, Minute, Second);
+#else
+            int hash = 17;
+            hash = hash * 23 + Hour.GetHashCode();
+            hash = hash * 23 + Minute.GetHashCode();
+            hash = hash * 23 + Second.GetHashCode();
+            return hash;
+#endif
+        }
         /// <summary>
         /// Create a new Time from hours, minutes, and seconds.
         /// </summary>

src/serialization/form/FormParseNode.cs

@@ -1,7 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
-using System.Reflection;
+using System.Globalization;
 using System.Xml;
 using Microsoft.Kiota.Abstractions;
 using Microsoft.Kiota.Abstractions.Extensions;
@@ -143,21 +143,21 @@ public IEnumerable<T> GetCollectionOfPrimitiveValues<T>()
         }
     }
     /// <inheritdoc/>
-    public DateTimeOffset? GetDateTimeOffsetValue() => DateTimeOffset.TryParse(DecodedValue, out var result) ? result : null;
+    public DateTimeOffset? GetDateTimeOffsetValue() => DateTimeOffset.TryParse(DecodedValue, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result) ? result : null;
     /// <inheritdoc/>
-    public Date? GetDateValue() => DateTime.TryParse(DecodedValue, out var result) ? new Date(result) : null;
+    public Date? GetDateValue() => DateTime.TryParse(DecodedValue, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result) ? new Date(result) : null;
     /// <inheritdoc/>
-    public decimal? GetDecimalValue() => decimal.TryParse(DecodedValue, out var result) ? result : null;
+    public decimal? GetDecimalValue() => decimal.TryParse(DecodedValue, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc/>
-    public double? GetDoubleValue() => double.TryParse(DecodedValue, out var result) ? result : null;
+    public double? GetDoubleValue() => double.TryParse(DecodedValue, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc/>
-    public float? GetFloatValue() => float.TryParse(DecodedValue, out var result) ? result : null;
+    public float? GetFloatValue() => float.TryParse(DecodedValue, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc/>
     public Guid? GetGuidValue() => Guid.TryParse(DecodedValue, out var result) ? result : null;
     /// <inheritdoc/>
-    public int? GetIntValue() => int.TryParse(DecodedValue, out var result) ? result : null;
+    public int? GetIntValue() => int.TryParse(DecodedValue, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc/>
-    public long? GetLongValue() => long.TryParse(DecodedValue, out var result) ? result : null;
+    public long? GetLongValue() => long.TryParse(DecodedValue, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc/>
     public T GetObjectValue<T>(ParsableFactory<T> factory) where T : IParsable
     {
@@ -205,7 +205,7 @@ private void AssignFieldValues<T>(T item) where T : IParsable
     }
 
     /// <inheritdoc/>
-    public sbyte? GetSbyteValue() => sbyte.TryParse(DecodedValue, out var result) ? result : null;
+    public sbyte? GetSbyteValue() => sbyte.TryParse(DecodedValue, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
 
     /// <inheritdoc/>
     public string GetStringValue() => DecodedValue;
@@ -222,22 +222,24 @@ private void AssignFieldValues<T>(T item) where T : IParsable
     }
 
     /// <inheritdoc/>
-    public Time? GetTimeValue() => DateTime.TryParse(DecodedValue, out var result) ? new Time(result) : null;
+    public Time? GetTimeValue() => DateTime.TryParse(DecodedValue, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result) ? new Time(result) : null;
 
+    /// <inheritdoc/>
 #if NET5_0_OR_GREATER
-    IEnumerable<T?> IParseNode.GetCollectionOfEnumValues<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields)] T>()
+    public IEnumerable<T?> GetCollectionOfEnumValues<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields)] T>() where T : struct, Enum
 #else
-    IEnumerable<T?> IParseNode.GetCollectionOfEnumValues<T>()
+    public IEnumerable<T?> GetCollectionOfEnumValues<T>() where T : struct, Enum
 #endif
     {
         foreach(var v in DecodedValue.Split(ComaSeparator, StringSplitOptions.RemoveEmptyEntries))
             yield return EnumHelpers.GetEnumValue<T>(v);
     }
 
+    /// <inheritdoc/>
 #if NET5_0_OR_GREATER
-    T? IParseNode.GetEnumValue<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields)] T>()
+    public T? GetEnumValue<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields)] T>() where T : struct, Enum
 #else
-    T? IParseNode.GetEnumValue<T>()
+    public T? GetEnumValue<T>() where T : struct, Enum
 #endif
     {
         return EnumHelpers.GetEnumValue<T>(DecodedValue);

src/serialization/form/FormSerializationWriter.cs

@@ -86,12 +86,14 @@ private void WriteAnyValue(string? key, object value)
             case IEnumerable<object> coll:
                 WriteCollectionOfPrimitiveValues(key, coll);
                 break;
+            case byte[] coll:
+                WriteByteArrayValue(key, coll);
+                break;
             case IParsable:
                 throw new InvalidOperationException("Form serialization does not support nested objects.");
             default:
                 WriteStringValue(key, value.ToString());// works for Date and String types
                 break;
-
         }
     }
 
@@ -134,7 +136,7 @@ public void WriteCollectionOfPrimitiveValues<T>(string? key, IEnumerable<T>? val
     public void WriteDateTimeOffsetValue(string? key, DateTimeOffset? value)
     {
         if(value.HasValue)
-            WriteStringValue(key, value.Value.ToString("o"));
+            WriteStringValue(key, value.Value.ToString("o", CultureInfo.InvariantCulture));
     }
     /// <inheritdoc/>
     public void WriteDateValue(string? key, Date? value)

src/serialization/json/JsonParseNode.cs

@@ -5,9 +5,11 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Globalization;
 using System.Reflection;
 using System.Runtime.Serialization;
 using System.Text.Json;
+using System.Text.Json.Serialization.Metadata;
 using System.Xml;
 using Microsoft.Kiota.Abstractions;
 using Microsoft.Kiota.Abstractions.Extensions;
@@ -148,17 +150,11 @@ public JsonParseNode(JsonElement node, KiotaJsonSerializationContext jsonSeriali
             if(_jsonNode.ValueKind != JsonValueKind.String)
                 return null;
 
-            if(_jsonNode.TryGetDateTimeOffset(out var dateTimeOffset))
+            if(TryGetUsingTypeInfo(_jsonNode, _jsonSerializerContext.DateTimeOffset, out var dateTimeOffset))
                 return dateTimeOffset;
-
-            var dateTimeOffsetStr = _jsonNode.GetString();
-            if(string.IsNullOrEmpty(dateTimeOffsetStr))
-                return null;
-
-            if(DateTimeOffset.TryParse(dateTimeOffsetStr, out dateTimeOffset))
-                return dateTimeOffset;
-
-            return _jsonNode.Deserialize(_jsonSerializerContext.DateTimeOffset);
+            else if(DateTimeOffset.TryParse(_jsonNode.GetString(), CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var dto))
+                return dto;
+            else return null;
         }
 
         /// <summary>
@@ -181,14 +177,14 @@ public JsonParseNode(JsonElement node, KiotaJsonSerializationContext jsonSeriali
         /// <returns>A <see cref="Date"/> value</returns>
         public Date? GetDateValue()
         {
-            var dateString = _jsonNode.GetString();
-            if(string.IsNullOrEmpty(dateString))
+            if(_jsonNode.ValueKind != JsonValueKind.String)
                 return null;
 
-            if(DateTime.TryParse(dateString, out var result))
-                return new Date(result);
-
-            return _jsonNode.Deserialize(_jsonSerializerContext.Date);
+            if(TryGetUsingTypeInfo(_jsonNode, _jsonSerializerContext.Date, out var date))
+                return date;
+            else if(DateTime.TryParse(_jsonNode.GetString(), CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var dt))
+                return new Date(dt);
+            else return null;
         }
 
         /// <summary>
@@ -197,14 +193,14 @@ public JsonParseNode(JsonElement node, KiotaJsonSerializationContext jsonSeriali
         /// <returns>A <see cref="Time"/> value</returns>
         public Time? GetTimeValue()
         {
-            var dateString = _jsonNode.GetString();
-            if(string.IsNullOrEmpty(dateString))
+            if(_jsonNode.ValueKind != JsonValueKind.String)
                 return null;
 
-            if(DateTime.TryParse(dateString, out var result))
+            if(TryGetUsingTypeInfo(_jsonNode, _jsonSerializerContext.Time, out var time))
+                return time;
+            if(DateTime.TryParse(_jsonNode.GetString(), CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result))
                 return new Time(result);
-
-            return _jsonNode.Deserialize(_jsonSerializerContext.Time);
+            else return null;
         }
 
         /// <summary>
@@ -581,5 +577,19 @@ private static string ToEnumRawName<T>(string value) where T : struct, Enum
 
             return value;
         }
+
+        private static bool TryGetUsingTypeInfo<T>(JsonElement currentElement, JsonTypeInfo<T>? typeInfo, out T? deserializedValue)
+        {
+            try
+            {
+                deserializedValue = currentElement.Deserialize(typeInfo!);
+                return true;
+            }
+            catch(Exception)
+            {
+                deserializedValue = default;
+                return false;
+            }
+        }
     }
 }

src/serialization/text/TextParseNode.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.Xml;
 using Microsoft.Kiota.Abstractions;
 using Microsoft.Kiota.Abstractions.Helpers;
@@ -45,31 +46,31 @@ public TextParseNode(string? text)
     public IEnumerable<T> GetCollectionOfPrimitiveValues<T>() => throw new InvalidOperationException(NoStructuredDataMessage);
 #endif
     /// <inheritdoc />
-    public DateTimeOffset? GetDateTimeOffsetValue() => DateTimeOffset.TryParse(Text, out var result) ? result : null;
+    public DateTimeOffset? GetDateTimeOffsetValue() => DateTimeOffset.TryParse(Text, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result) ? result : null;
     /// <inheritdoc />
-    public Date? GetDateValue() => DateTime.TryParse(Text, out var result) ? new Date(result) : null;
+    public Date? GetDateValue() => DateTime.TryParse(Text, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result) ? new Date(result) : null;
     /// <inheritdoc />
-    public decimal? GetDecimalValue() => decimal.TryParse(Text, out var result) ? result : null;
+    public decimal? GetDecimalValue() => decimal.TryParse(Text, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc />
-    public double? GetDoubleValue() => double.TryParse(Text, out var result) ? result : null;
+    public double? GetDoubleValue() => double.TryParse(Text, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc />
-    public float? GetFloatValue() => float.TryParse(Text, out var result) ? result : null;
+    public float? GetFloatValue() => float.TryParse(Text, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc />
     public Guid? GetGuidValue() => Guid.TryParse(Text, out var result) ? result : null;
     /// <inheritdoc />
-    public int? GetIntValue() => int.TryParse(Text, out var result) ? result : null;
+    public int? GetIntValue() => int.TryParse(Text, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc />
-    public long? GetLongValue() => long.TryParse(Text, out var result) ? result : null;
+    public long? GetLongValue() => long.TryParse(Text, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc />
     public T GetObjectValue<T>(ParsableFactory<T> factory) where T : IParsable => throw new InvalidOperationException(NoStructuredDataMessage);
     /// <inheritdoc />
-    public sbyte? GetSbyteValue() => sbyte.TryParse(Text, out var result) ? result : null;
+    public sbyte? GetSbyteValue() => sbyte.TryParse(Text, NumberStyles.Number, CultureInfo.InvariantCulture, out var result) ? result : null;
     /// <inheritdoc />
     public string? GetStringValue() => Text;
     /// <inheritdoc />
     public TimeSpan? GetTimeSpanValue() => string.IsNullOrEmpty(Text) ? null : XmlConvert.ToTimeSpan(Text);
     /// <inheritdoc />
-    public Time? GetTimeValue() => DateTime.TryParse(Text, out var result) ? new Time(result) : null;
+    public Time? GetTimeValue() => DateTime.TryParse(Text, CultureInfo.InvariantCulture, DateTimeStyles.RoundtripKind, out var result) ? new Time(result) : null;
     /// <inheritdoc />
 #if NET5_0_OR_GREATER
     public IEnumerable<T?> GetCollectionOfEnumValues<[DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.PublicFields)] T>() where T : struct, Enum

src/serialization/text/TextSerializationWriter.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 using System.Xml;
 using Microsoft.Kiota.Abstractions;
@@ -59,33 +60,33 @@ public Stream GetSerializedContent()
     /// <inheritdoc />
     public void WriteByteArrayValue(string? key, byte[]? value) => WriteStringValue(key, value?.Length > 0 ? Convert.ToBase64String(value) : string.Empty);
     /// <inheritdoc />
-    public void WriteByteValue(string? key, byte? value) => WriteStringValue(key, value?.ToString());
+    public void WriteByteValue(string? key, byte? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
     public void WriteCollectionOfObjectValues<T>(string? key, IEnumerable<T>? values) where T : IParsable => throw new InvalidOperationException(TextParseNode.NoStructuredDataMessage);
     /// <inheritdoc />
     public void WriteCollectionOfPrimitiveValues<T>(string? key, IEnumerable<T>? values) => throw new InvalidOperationException(TextParseNode.NoStructuredDataMessage);
     /// <inheritdoc />
-    public void WriteDateTimeOffsetValue(string? key, DateTimeOffset? value) => WriteStringValue(key, value.HasValue ? value.Value.ToString() : null);
+    public void WriteDateTimeOffsetValue(string? key, DateTimeOffset? value) => WriteStringValue(key, value.HasValue ? value.Value.ToString("o", CultureInfo.InvariantCulture) : null);
     /// <inheritdoc />
     public void WriteDateValue(string? key, Date? value) => WriteStringValue(key, value?.ToString());
     /// <inheritdoc />
-    public void WriteDecimalValue(string? key, decimal? value) => WriteStringValue(key, value?.ToString());
+    public void WriteDecimalValue(string? key, decimal? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
-    public void WriteDoubleValue(string? key, double? value) => WriteStringValue(key, value?.ToString());
+    public void WriteDoubleValue(string? key, double? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
-    public void WriteFloatValue(string? key, float? value) => WriteStringValue(key, value?.ToString());
+    public void WriteFloatValue(string? key, float? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
     public void WriteGuidValue(string? key, Guid? value) => WriteStringValue(key, value?.ToString());
     /// <inheritdoc />
-    public void WriteIntValue(string? key, int? value) => WriteStringValue(key, value?.ToString());
+    public void WriteIntValue(string? key, int? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
-    public void WriteLongValue(string? key, long? value) => WriteStringValue(key, value?.ToString());
+    public void WriteLongValue(string? key, long? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
     public void WriteNullValue(string? key) => WriteStringValue(key, "null");
     /// <inheritdoc />
     public void WriteObjectValue<T>(string? key, T? value, params IParsable?[] additionalValuesToMerge) where T : IParsable => throw new InvalidOperationException(TextParseNode.NoStructuredDataMessage);
     /// <inheritdoc />
-    public void WriteSbyteValue(string? key, sbyte? value) => WriteStringValue(key, value?.ToString());
+    public void WriteSbyteValue(string? key, sbyte? value) => WriteStringValue(key, value?.ToString(CultureInfo.InvariantCulture));
     /// <inheritdoc />
     public void WriteStringValue(string? key, string? value)
     {

tests/abstractions/TimeTests.cs

@@ -0,0 +1,28 @@
+using System;
+using Xunit;
+
+namespace Microsoft.Kiota.Abstractions.Tests
+{
+    public class TimeTests
+    {
+        [Fact]
+        public void TestTimeEquality()
+        {
+            var time1 = new Time(10, 30, 0);
+            var time2 = new Time(new DateTime(2024, 7, 17, 10, 30, 0));
+            var time3 = new Time(12, 0, 0);
+
+            Assert.Equal(time1, time2);
+            Assert.NotEqual(time1, time3);
+        }
+
+        [Fact]
+        public void TestTimeToString()
+        {
+            var time = new Time(15, 45, 30);
+            var expectedString = "15:45:30";
+
+            Assert.Equal(expectedString, time.ToString());
+        }
+    }
+}