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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using Xunit;
namespace System.Json
{
/// <summary>
/// Tests for round-tripping <see cref="JsonValue"/> instances via JSON strings.
/// </summary>
public class JsonStringRoundTripTests
{
/// <summary>
/// Tests for <see cref="JsonObject"/> round-trip.
/// </summary>
[Fact]
public void ValidJsonObjectRoundTrip()
{
bool oldValue = CreatorSettings.CreateDateTimeWithSubMilliseconds;
CreatorSettings.CreateDateTimeWithSubMilliseconds = false;
try
{
int seed = 1;
Log.Info("Seed: {0}", seed);
Random rndGen = new Random(seed);
JsonObject sourceJson = new JsonObject(new Dictionary<string, JsonValue>()
{
{ "Name", PrimitiveCreator.CreateInstanceOfString(rndGen) },
{ "Age", PrimitiveCreator.CreateInstanceOfInt32(rndGen) },
{ "DateTimeOffset", PrimitiveCreator.CreateInstanceOfDateTimeOffset(rndGen) },
{ "Birthday", PrimitiveCreator.CreateInstanceOfDateTime(rndGen) }
});
sourceJson.Add("NewItem1", PrimitiveCreator.CreateInstanceOfString(rndGen));
sourceJson.Add(new KeyValuePair<string, JsonValue>("NewItem2", PrimitiveCreator.CreateInstanceOfString(rndGen)));
JsonObject newJson = (JsonObject)JsonValue.Parse(sourceJson.ToString());
newJson.Remove("NewItem1");
sourceJson.Remove("NewItem1");
Assert.False(newJson.ContainsKey("NewItem1"));
Assert.False(!JsonValueVerifier.Compare(sourceJson, newJson));
}
finally
{
CreatorSettings.CreateDateTimeWithSubMilliseconds = oldValue;
}
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="DateTime"/>.
/// </summary>
[Fact]
public void SimpleDateTimeTest()
{
JsonValue jv = DateTime.Now;
JsonValue jv2 = JsonValue.Parse(jv.ToString());
Assert.Equal(jv.ToString(), jv2.ToString());
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="DateTimeOffset"/>.
/// </summary>
[Fact]
public void ValidJsonObjectDateTimeOffsetRoundTrip()
{
int seed = 1;
Log.Info("Seed: {0}", seed);
Random rndGen = new Random(seed);
JsonPrimitive sourceJson = new JsonPrimitive(PrimitiveCreator.CreateInstanceOfDateTimeOffset(rndGen));
JsonPrimitive newJson = (JsonPrimitive)JsonValue.Parse(sourceJson.ToString());
Assert.True(JsonValueVerifier.Compare(sourceJson, newJson));
}
/// <summary>
/// Tests for <see cref="JsonArray"/> round-trip.
/// </summary>
[Fact]
public void ValidJsonArrayRoundTrip()
{
bool oldValue = CreatorSettings.CreateDateTimeWithSubMilliseconds;
CreatorSettings.CreateDateTimeWithSubMilliseconds = false;
try
{
int seed = 1;
Log.Info("Seed: {0}", seed);
Random rndGen = new Random(seed);
JsonArray sourceJson = new JsonArray(new JsonValue[]
{
PrimitiveCreator.CreateInstanceOfBoolean(rndGen),
PrimitiveCreator.CreateInstanceOfByte(rndGen),
PrimitiveCreator.CreateInstanceOfDateTime(rndGen),
PrimitiveCreator.CreateInstanceOfDateTimeOffset(rndGen),
PrimitiveCreator.CreateInstanceOfDecimal(rndGen),
PrimitiveCreator.CreateInstanceOfDouble(rndGen),
PrimitiveCreator.CreateInstanceOfInt16(rndGen),
PrimitiveCreator.CreateInstanceOfInt32(rndGen),
PrimitiveCreator.CreateInstanceOfInt64(rndGen),
PrimitiveCreator.CreateInstanceOfSByte(rndGen),
PrimitiveCreator.CreateInstanceOfSingle(rndGen),
PrimitiveCreator.CreateInstanceOfString(rndGen),
PrimitiveCreator.CreateInstanceOfUInt16(rndGen),
PrimitiveCreator.CreateInstanceOfUInt32(rndGen),
PrimitiveCreator.CreateInstanceOfUInt64(rndGen)
});
JsonArray newJson = (JsonArray)JsonValue.Parse(sourceJson.ToString());
Log.Info("Original JsonArray object is: {0}", sourceJson);
Log.Info("Round-tripped JsonArray object is: {0}", newJson);
Assert.True(JsonValueVerifier.Compare(sourceJson, newJson));
}
finally
{
CreatorSettings.CreateDateTimeWithSubMilliseconds = oldValue;
}
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="String"/>.
/// </summary>
[Fact]
public void ValidPrimitiveStringRoundTrip()
{
Assert.True(this.TestPrimitiveType("String"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="DateTime"/>.
/// </summary>
[Fact]
public void ValidPrimitiveDateTimeRoundTrip()
{
bool oldValue = CreatorSettings.CreateDateTimeWithSubMilliseconds;
CreatorSettings.CreateDateTimeWithSubMilliseconds = false;
try
{
Assert.True(this.TestPrimitiveType("DateTime"));
}
finally
{
CreatorSettings.CreateDateTimeWithSubMilliseconds = oldValue;
}
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Boolean"/>.
/// </summary>
[Fact]
public void ValidPrimitiveBooleanRoundTrip()
{
Assert.True(this.TestPrimitiveType("Boolean"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Byte"/>.
/// </summary>
[Fact]
public void ValidPrimitiveByteRoundTrip()
{
Assert.True(this.TestPrimitiveType("Byte"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Decimal"/>.
/// </summary>
[Fact]
public void ValidPrimitiveDecimalRoundTrip()
{
Assert.True(this.TestPrimitiveType("Decimal"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Double"/>.
/// </summary>
[Fact]
public void ValidPrimitiveDoubleRoundTrip()
{
Assert.True(this.TestPrimitiveType("Double"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Int16"/>.
/// </summary>
[Fact]
public void ValidPrimitiveInt16RoundTrip()
{
Assert.True(this.TestPrimitiveType("Int16"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Int32"/>.
/// </summary>
[Fact]
public void ValidPrimitiveInt32RoundTrip()
{
Assert.True(this.TestPrimitiveType("Int32"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Int64"/>.
/// </summary>
[Fact]
public void ValidPrimitiveInt64RoundTrip()
{
Assert.True(this.TestPrimitiveType("Int64"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="SByte"/>.
/// </summary>
[Fact]
public void ValidPrimitiveSByteRoundTrip()
{
Assert.True(this.TestPrimitiveType("SByte"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="UInt16"/>.
/// </summary>
[Fact]
public void ValidPrimitiveUInt16RoundTrip()
{
Assert.True(this.TestPrimitiveType("Uint16"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="UInt32"/>.
/// </summary>
[Fact]
public void ValidPrimitiveUInt32RoundTrip()
{
Assert.True(this.TestPrimitiveType("UInt32"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="UInt64"/>.
/// </summary>
[Fact]
public void ValidPrimitiveUInt64RoundTrip()
{
Assert.True(this.TestPrimitiveType("UInt64"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Char"/>.
/// </summary>
[Fact]
public void ValidPrimitiveCharRoundTrip()
{
Assert.True(this.TestPrimitiveType("Char"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Guid"/>.
/// </summary>
[Fact]
public void ValidPrimitiveGuidRoundTrip()
{
Assert.True(this.TestPrimitiveType("Guid"));
}
/// <summary>
/// Test for <see cref="JsonPrimitive"/> round-trip created via <see cref="Uri"/>.
/// </summary>
[Fact]
public void ValidPrimitiveUriRoundTrip()
{
Assert.True(this.TestPrimitiveType("Uri"));
}
/// <summary>
/// Tests for <see cref="JsonValue"/> round-trip created via <code>null</code> values.
/// </summary>
[Fact]
public void ValidPrimitiveNullRoundTrip()
{
Assert.True(this.TestPrimitiveType("Null"));
}
/// <summary>
/// Tests for round-tripping <see cref="JsonPrimitive"/> objects via casting to CLR instances.
/// </summary>
[Fact]
public void JsonValueRoundTripCastTests()
{
int seed = 1;
Log.Info("Seed: {0}", seed);
Random rndGen = new Random(seed);
this.DoRoundTripCasting(String.Empty, typeof(string));
this.DoRoundTripCasting("null", typeof(string));
string str;
do
{
str = PrimitiveCreator.CreateInstanceOfString(rndGen);
} while (str == null);
this.DoRoundTripCasting(str, typeof(string));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfInt16(rndGen), typeof(int));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfInt32(rndGen), typeof(int));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfInt64(rndGen), typeof(int));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfUInt16(rndGen), typeof(int));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfUInt32(rndGen), typeof(int));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfUInt64(rndGen), typeof(int));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfGuid(rndGen), typeof(Guid));
this.DoRoundTripCasting(new Uri("http://bug/test?param=hello%0a"), typeof(Uri));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfChar(rndGen), typeof(char));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfBoolean(rndGen), typeof(bool));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfDateTime(rndGen), typeof(DateTime));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfDateTimeOffset(rndGen), typeof(DateTimeOffset));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfDouble(rndGen), typeof(double));
this.DoRoundTripCasting(PrimitiveCreator.CreateInstanceOfDouble(rndGen), typeof(float));
this.DoRoundTripCasting(0.12345f, typeof(double));
this.DoRoundTripCasting(0.12345f, typeof(float));
}
private bool TestPrimitiveType(string typeName)
{
bool retValue = true;
bool specialCase = false;
int seed = 1;
Log.Info("Seed: {0}", seed);
Random rndGen = new Random(seed);
JsonPrimitive sourceJson = null;
JsonPrimitive sourceJson2;
object tempValue = null;
switch (typeName.ToLower())
{
case "boolean":
tempValue = PrimitiveCreator.CreateInstanceOfBoolean(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString().ToLower());
sourceJson2 = new JsonPrimitive((bool)tempValue);
break;
case "byte":
tempValue = PrimitiveCreator.CreateInstanceOfByte(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((byte)tempValue);
break;
case "char":
sourceJson2 = new JsonPrimitive((char)PrimitiveCreator.CreateInstanceOfChar(rndGen));
specialCase = true;
break;
case "datetime":
tempValue = PrimitiveCreator.CreateInstanceOfDateTime(rndGen);
sourceJson2 = new JsonPrimitive((DateTime)tempValue);
sourceJson = (JsonPrimitive)JsonValue.Parse(sourceJson2.ToString());
break;
case "decimal":
tempValue = PrimitiveCreator.CreateInstanceOfDecimal(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(((decimal)tempValue).ToString(NumberFormatInfo.InvariantInfo));
sourceJson2 = new JsonPrimitive((decimal)tempValue);
break;
case "double":
double tempDouble = PrimitiveCreator.CreateInstanceOfDouble(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempDouble.ToString("R", NumberFormatInfo.InvariantInfo));
sourceJson2 = new JsonPrimitive(tempDouble);
break;
case "guid":
sourceJson2 = new JsonPrimitive(PrimitiveCreator.CreateInstanceOfGuid(rndGen));
specialCase = true;
break;
case "int16":
tempValue = PrimitiveCreator.CreateInstanceOfInt16(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((short)tempValue);
break;
case "int32":
tempValue = PrimitiveCreator.CreateInstanceOfInt32(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((int)tempValue);
break;
case "int64":
tempValue = PrimitiveCreator.CreateInstanceOfInt64(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((long)tempValue);
break;
case "sbyte":
tempValue = PrimitiveCreator.CreateInstanceOfSByte(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((sbyte)tempValue);
break;
case "single":
float fltValue = PrimitiveCreator.CreateInstanceOfSingle(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(fltValue.ToString("R", NumberFormatInfo.InvariantInfo));
sourceJson2 = new JsonPrimitive(fltValue);
break;
case "string":
do
{
tempValue = PrimitiveCreator.CreateInstanceOfString(rndGen);
} while (tempValue == null);
sourceJson2 = new JsonPrimitive((string)tempValue);
sourceJson = (JsonPrimitive)JsonValue.Parse(sourceJson2.ToString());
break;
case "uint16":
tempValue = PrimitiveCreator.CreateInstanceOfUInt16(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((ushort)tempValue);
break;
case "uint32":
tempValue = PrimitiveCreator.CreateInstanceOfUInt32(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((uint)tempValue);
break;
case "uint64":
tempValue = PrimitiveCreator.CreateInstanceOfUInt64(rndGen);
sourceJson = (JsonPrimitive)JsonValue.Parse(tempValue.ToString());
sourceJson2 = new JsonPrimitive((ulong)tempValue);
break;
case "uri":
Uri uri = null;
do
{
try
{
uri = PrimitiveCreator.CreateInstanceOfUri(rndGen);
}
catch (UriFormatException)
{
}
} while (uri == null);
sourceJson2 = new JsonPrimitive(uri);
specialCase = true;
break;
case "null":
sourceJson = (JsonPrimitive)JsonValue.Parse("null");
sourceJson2 = null;
break;
default:
sourceJson = null;
sourceJson2 = null;
break;
}
if (!specialCase)
{
// comparison between two constructors
if (!JsonValueVerifier.Compare(sourceJson, sourceJson2))
{
Log.Info("(JsonPrimitive)JsonValue.Parse(string) failed to match the results from default JsonPrimitive(obj)constructor for type {0}", typeName);
retValue = false;
}
if (sourceJson != null)
{
// test JsonValue.Load(TextReader)
JsonPrimitive newJson = null;
using (StringReader sr = new StringReader(sourceJson.ToString()))
{
newJson = (JsonPrimitive)JsonValue.Load(sr);
}
if (!JsonValueVerifier.Compare(sourceJson, newJson))
{
Log.Info("JsonValue.Load(TextReader) failed to function properly for type {0}", typeName);
retValue = false;
}
// test JsonValue.Load(Stream) is located in the JObjectFromGenoTypeLib test case
// test JsonValue.Parse(string)
newJson = null;
newJson = (JsonPrimitive)JsonValue.Parse(sourceJson.ToString());
if (!JsonValueVerifier.Compare(sourceJson, newJson))
{
Log.Info("JsonValue.Parse(string) failed to function properly for type {0}", typeName);
retValue = false;
}
}
}
else
{
// test JsonValue.Load(TextReader)
JsonPrimitive newJson2 = null;
using (StringReader sr = new StringReader(sourceJson2.ToString()))
{
newJson2 = (JsonPrimitive)JsonValue.Load(sr);
}
if (!JsonValueVerifier.Compare(sourceJson2, newJson2))
{
Log.Info("JsonValue.Load(TextReader) failed to function properly for type {0}", typeName);
retValue = false;
}
// test JsonValue.Load(Stream) is located in the JObjectFromGenoTypeLib test case
// test JsonValue.Parse(string)
newJson2 = null;
newJson2 = (JsonPrimitive)JsonValue.Parse(sourceJson2.ToString());
if (!JsonValueVerifier.Compare(sourceJson2, newJson2))
{
Log.Info("JsonValue.Parse(string) failed to function properly for type {0}", typeName);
retValue = false;
}
}
return retValue;
}
private void DoRoundTripCasting(JsonValue jo, Type type)
{
bool result = false;
// Casting
if (jo.JsonType == JsonType.String)
{
JsonValue jstr = (string)jo;
if (type == typeof(DateTime))
{
Log.Info("{0} Value:{1}", type.Name, ((DateTime)jstr).ToString(DateTimeFormatInfo.InvariantInfo));
}
else if (type == typeof(DateTimeOffset))
{
Log.Info("{0} Value:{1}", type.Name, ((DateTimeOffset)jstr).ToString(DateTimeFormatInfo.InvariantInfo));
}
else if (type == typeof(Guid))
{
Log.Info("{0} Value:{1}", type.Name, (Guid)jstr);
}
else if (type == typeof(char))
{
Log.Info("{0} Value:{1}", type.Name, (char)jstr);
}
else if (type == typeof(Uri))
{
Log.Info("{0} Value:{1}", type.Name, ((Uri)jstr).AbsoluteUri);
}
else
{
Log.Info("{0} Value:{1}", type.Name, (string)jstr);
}
if (jo.ToString() == jstr.ToString())
{
result = true;
}
}
else if (jo.JsonType == JsonType.Object)
{
JsonObject jobj = new JsonObject((JsonObject)jo);
if (jo.ToString() == jobj.ToString())
{
result = true;
}
}
else if (jo.JsonType == JsonType.Number)
{
JsonPrimitive jprim = (JsonPrimitive)jo;
Log.Info("{0} Value:{1}", type.Name, jprim);
if (jo.ToString() == jprim.ToString())
{
result = true;
}
}
else if (jo.JsonType == JsonType.Boolean)
{
JsonPrimitive jprim = (JsonPrimitive)jo;
Log.Info("{0} Value:{1}", type.Name, (bool)jprim);
if (jo.ToString() == jprim.ToString())
{
result = true;
}
}
Assert.True(result);
}
}
}
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