298 lines
28 KiB
C#
298 lines
28 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using System;
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using System.Buffers;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Text;
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using Microsoft.AspNetCore.Internal;
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using Microsoft.AspNetCore.SignalR.Protocol;
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using Microsoft.Extensions.Options;
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using Newtonsoft.Json;
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using Newtonsoft.Json.Serialization;
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using Xunit;
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namespace Microsoft.AspNetCore.SignalR.Common.Tests.Internal.Protocol
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{
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using static HubMessageHelpers;
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public class JsonHubProtocolTests
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{
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private static readonly IDictionary<string, string> TestHeaders = new Dictionary<string, string>
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{
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{ "Foo", "Bar" },
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{ "KeyWith\nNew\r\nLines", "Still Works" },
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{ "ValueWithNewLines", "Also\nWorks\r\nFine" },
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};
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// It's cleaner to do this as a prefix and use concatenation rather than string interpolation because JSON is already filled with '{'s.
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private static readonly string SerializedHeaders = "\"headers\":{\"Foo\":\"Bar\",\"KeyWith\\nNew\\r\\nLines\":\"Still Works\",\"ValueWithNewLines\":\"Also\\nWorks\\r\\nFine\"}";
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public static IDictionary<string, JsonProtocolTestData> ProtocolTestData => new[]
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{
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new JsonProtocolTestData("InvocationMessage_HasInvocationId", new InvocationMessage("123", "Target", new object[] { 1, "Foo", 2.0f }), true, NullValueHandling.Ignore, "{\"type\":1,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[1,\"Foo\",2.0]}"),
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new JsonProtocolTestData("InvocationMessage_HasFloatArgument", new InvocationMessage(null, "Target", new object[] { 1, "Foo", 2.0f }), true, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Target\",\"arguments\":[1,\"Foo\",2.0]}"),
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new JsonProtocolTestData("InvocationMessage_HasBoolArgument", new InvocationMessage(null, "Target", new object[] { true }), true, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Target\",\"arguments\":[true]}"),
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new JsonProtocolTestData("InvocationMessage_HasNullArgument", new InvocationMessage(null, "Target", new object[] { null }), true, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Target\",\"arguments\":[null]}"),
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new JsonProtocolTestData("InvocationMessage_HasCustomArgumentWithNoCamelCase", new InvocationMessage(null, "Target", new object[] { new CustomObject() }), false, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Target\",\"arguments\":[{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"ByteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("InvocationMessage_HasCustomArgumentWithNullValueIgnore", new InvocationMessage(null, "Target", new object[] { new CustomObject() }), true, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Target\",\"arguments\":[{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"byteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("InvocationMessage_HasCustomArgumentWithNullValueIgnoreAndNoCamelCase", new InvocationMessage(null, "Target", new object[] { new CustomObject() }), false, NullValueHandling.Include, "{\"type\":1,\"target\":\"Target\",\"arguments\":[{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"NullProp\":null,\"ByteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("InvocationMessage_HasCustomArgumentWithNullValueInclude", new InvocationMessage(null, "Target", new object[] { new CustomObject() }), true, NullValueHandling.Include, "{\"type\":1,\"target\":\"Target\",\"arguments\":[{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("InvocationMessage_HasHeaders", AddHeaders(TestHeaders, new InvocationMessage("123", "Target", new object[] { 1, "Foo", 2.0f })), true, NullValueHandling.Ignore, "{\"type\":1," + SerializedHeaders + ",\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[1,\"Foo\",2.0]}"),
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new JsonProtocolTestData("InvocationMessage_StringIsoDateArgument", new InvocationMessage("Method", new object[] { "2016-05-10T13:51:20+12:34" }), true, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Method\",\"arguments\":[\"2016-05-10T13:51:20+12:34\"]}"),
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new JsonProtocolTestData("InvocationMessage_DateTimeOffsetArgument", new InvocationMessage("Method", new object[] { DateTimeOffset.Parse("2016-05-10T13:51:20+12:34") }), true, NullValueHandling.Ignore, "{\"type\":1,\"target\":\"Method\",\"arguments\":[\"2016-05-10T13:51:20+12:34\"]}"),
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new JsonProtocolTestData("StreamItemMessage_HasIntegerItem", new StreamItemMessage("123", 1), true, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":1}"),
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new JsonProtocolTestData("StreamItemMessage_HasStringItem", new StreamItemMessage("123", "Foo"), true, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":\"Foo\"}"),
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new JsonProtocolTestData("StreamItemMessage_HasFloatItem", new StreamItemMessage("123", 2.0f), true, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":2.0}"),
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new JsonProtocolTestData("StreamItemMessage_HasBoolItem", new StreamItemMessage("123", true), true, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":true}"),
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new JsonProtocolTestData("StreamItemMessage_HasNullItem", new StreamItemMessage("123", null), true, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":null}"),
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new JsonProtocolTestData("StreamItemMessage_HasCustomItemWithNoCamelCase", new StreamItemMessage("123", new CustomObject()), false, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"ByteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("StreamItemMessage_HasCustomItemWithNullValueIgnore", new StreamItemMessage("123", new CustomObject()), true, NullValueHandling.Ignore, "{\"type\":2,\"invocationId\":\"123\",\"item\":{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"byteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("StreamItemMessage_HasCustomItemWithNullValueIgnoreAndNoCamelCase", new StreamItemMessage("123", new CustomObject()), false, NullValueHandling.Include, "{\"type\":2,\"invocationId\":\"123\",\"item\":{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"NullProp\":null,\"ByteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("StreamItemMessage_HasCustomItemWithNullValueInclude", new StreamItemMessage("123", new CustomObject()), true, NullValueHandling.Include, "{\"type\":2,\"invocationId\":\"123\",\"item\":{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("StreamItemMessage_HasHeaders", AddHeaders(TestHeaders, new StreamItemMessage("123", new CustomObject())), true, NullValueHandling.Include, "{\"type\":2," + SerializedHeaders + ",\"invocationId\":\"123\",\"item\":{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("CompletionMessage_HasIntergerResult", CompletionMessage.WithResult("123", 1), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":1}"),
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new JsonProtocolTestData("CompletionMessage_HasStringResult", CompletionMessage.WithResult("123", "Foo"), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":\"Foo\"}"),
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new JsonProtocolTestData("CompletionMessage_HasFloatResult", CompletionMessage.WithResult("123", 2.0f), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":2.0}"),
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new JsonProtocolTestData("CompletionMessage_HasBoolResult", CompletionMessage.WithResult("123", true), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":true}"),
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new JsonProtocolTestData("CompletionMessage_HasNullResult", CompletionMessage.WithResult("123", null), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":null}"),
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new JsonProtocolTestData("CompletionMessage_HasCustomResultWithNoCamelCase", CompletionMessage.WithResult("123", new CustomObject()), false, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"ByteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("CompletionMessage_HasCustomResultWithNullValueIgnore", CompletionMessage.WithResult("123", new CustomObject()), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"result\":{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"byteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("CompletionMessage_HasCustomResultWithNullValueIncludeAndNoCamelCase", CompletionMessage.WithResult("123", new CustomObject()), false, NullValueHandling.Include, "{\"type\":3,\"invocationId\":\"123\",\"result\":{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"NullProp\":null,\"ByteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("CompletionMessage_HasCustomResultWithNullValueInclude", CompletionMessage.WithResult("123", new CustomObject()), true, NullValueHandling.Include, "{\"type\":3,\"invocationId\":\"123\",\"result\":{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("CompletionMessage_HasTestHeadersAndCustomItemResult", AddHeaders(TestHeaders, CompletionMessage.WithResult("123", new CustomObject())), true, NullValueHandling.Include, "{\"type\":3," + SerializedHeaders + ",\"invocationId\":\"123\",\"result\":{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}}"),
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new JsonProtocolTestData("CompletionMessage_HasError", CompletionMessage.WithError("123", "Whoops!"), false, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\",\"error\":\"Whoops!\"}"),
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new JsonProtocolTestData("CompletionMessage_HasErrorAndHeaders", AddHeaders(TestHeaders, CompletionMessage.WithError("123", "Whoops!")), false, NullValueHandling.Ignore, "{\"type\":3," + SerializedHeaders + ",\"invocationId\":\"123\",\"error\":\"Whoops!\"}"),
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new JsonProtocolTestData("CompletionMessage_HasErrorAndCamelCase", CompletionMessage.Empty("123"), true, NullValueHandling.Ignore, "{\"type\":3,\"invocationId\":\"123\"}"),
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new JsonProtocolTestData("CompletionMessage_HasErrorAndHeadersAndCamelCase", AddHeaders(TestHeaders, CompletionMessage.Empty("123")), true, NullValueHandling.Ignore, "{\"type\":3," + SerializedHeaders + ",\"invocationId\":\"123\"}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasInvocationId", new StreamInvocationMessage("123", "Target", new object[] { 1, "Foo", 2.0f }), true, NullValueHandling.Ignore, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[1,\"Foo\",2.0]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasFloatArgument", new StreamInvocationMessage("123", "Target", new object[] { 1, "Foo", 2.0f }), true, NullValueHandling.Ignore, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[1,\"Foo\",2.0]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasBoolArgument", new StreamInvocationMessage("123", "Target", new object[] { true }), true, NullValueHandling.Ignore, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[true]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasNullArgument", new StreamInvocationMessage("123", "Target", new object[] { null }), true, NullValueHandling.Ignore, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[null]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasCustomArgumentWithNoCamelCase", new StreamInvocationMessage("123", "Target", new object[] { new CustomObject() }), false, NullValueHandling.Ignore, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"ByteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasCustomArgumentWithNullValueIgnore", new StreamInvocationMessage("123", "Target", new object[] { new CustomObject() }), true, NullValueHandling.Ignore, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"byteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasCustomArgumentWithNullValueIgnoreAndNoCamelCase", new StreamInvocationMessage("123", "Target", new object[] { new CustomObject() }), false, NullValueHandling.Include, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[{\"StringProp\":\"SignalR!\",\"DoubleProp\":6.2831853071,\"IntProp\":42,\"DateTimeProp\":\"2017-04-11T00:00:00Z\",\"NullProp\":null,\"ByteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasCustomArgumentWithNullValueInclude", new StreamInvocationMessage("123", "Target", new object[] { new CustomObject() }), true, NullValueHandling.Include, "{\"type\":4,\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("StreamInvocationMessage_HasHeaders", AddHeaders(TestHeaders, new StreamInvocationMessage("123", "Target", new object[] { new CustomObject() })), true, NullValueHandling.Include, "{\"type\":4," + SerializedHeaders + ",\"invocationId\":\"123\",\"target\":\"Target\",\"arguments\":[{\"stringProp\":\"SignalR!\",\"doubleProp\":6.2831853071,\"intProp\":42,\"dateTimeProp\":\"2017-04-11T00:00:00Z\",\"nullProp\":null,\"byteArrProp\":\"AQID\"}]}"),
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new JsonProtocolTestData("CancelInvocationMessage_HasInvocationId", new CancelInvocationMessage("123"), true, NullValueHandling.Ignore, "{\"type\":5,\"invocationId\":\"123\"}"),
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new JsonProtocolTestData("CancelInvocationMessage_HasHeaders", AddHeaders(TestHeaders, new CancelInvocationMessage("123")), true, NullValueHandling.Ignore, "{\"type\":5," + SerializedHeaders + ",\"invocationId\":\"123\"}"),
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new JsonProtocolTestData("PingMessage", PingMessage.Instance, true, NullValueHandling.Ignore, "{\"type\":6}"),
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new JsonProtocolTestData("CloseMessage", CloseMessage.Empty, false, NullValueHandling.Ignore, "{\"type\":7}"),
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new JsonProtocolTestData("CloseMessage_HasError", new CloseMessage("Error!"), false, NullValueHandling.Ignore, "{\"type\":7,\"error\":\"Error!\"}"),
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new JsonProtocolTestData("CloseMessage_HasErrorWithCamelCase", new CloseMessage("Error!"), true, NullValueHandling.Ignore, "{\"type\":7,\"error\":\"Error!\"}"),
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new JsonProtocolTestData("CloseMessage_HasErrorEmptyString", new CloseMessage(""), false, NullValueHandling.Ignore, "{\"type\":7,\"error\":\"\"}")
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}.ToDictionary(t => t.Name);
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public static IEnumerable<object[]> ProtocolTestDataNames => ProtocolTestData.Keys.Select(name => new object[] { name });
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public static IDictionary<string, JsonProtocolTestData> OutOfOrderJsonTestData => new[]
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{
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new JsonProtocolTestData("InvocationMessage_StringIsoDateArgumentFirst", new InvocationMessage("Method", new object[] { "2016-05-10T13:51:20+12:34" }), false, NullValueHandling.Ignore, "{ \"arguments\": [\"2016-05-10T13:51:20+12:34\"], \"type\":1, \"target\": \"Method\" }"),
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new JsonProtocolTestData("InvocationMessage_DateTimeOffsetArgumentFirst", new InvocationMessage("Method", new object[] { DateTimeOffset.Parse("2016-05-10T13:51:20+12:34") }), false, NullValueHandling.Ignore, "{ \"arguments\": [\"2016-05-10T13:51:20+12:34\"], \"type\":1, \"target\": \"Method\" }"),
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new JsonProtocolTestData("InvocationMessage_IntegerArrayArgumentFirst", new InvocationMessage("Method", new object[] { 1, 2 }), false, NullValueHandling.Ignore, "{ \"arguments\": [1,2], \"type\":1, \"target\": \"Method\" }"),
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new JsonProtocolTestData("StreamInvocationMessage_IntegerArrayArgumentFirst", new StreamInvocationMessage("3", "Method", new object[] { 1, 2 }), false, NullValueHandling.Ignore, "{ \"type\":4, \"arguments\": [1,2], \"target\": \"Method\", \"invocationId\": \"3\" }"),
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new JsonProtocolTestData("CompletionMessage_ResultFirst", new CompletionMessage("15", null, 10, hasResult: true), false, NullValueHandling.Ignore, "{ \"type\":3, \"result\": 10, \"invocationId\": \"15\" }"),
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new JsonProtocolTestData("StreamItemMessage_ItemFirst", new StreamItemMessage("1a", "foo"), false, NullValueHandling.Ignore, "{ \"item\": \"foo\", \"invocationId\": \"1a\", \"type\":2 }")
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}.ToDictionary(t => t.Name);
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public static IEnumerable<object[]> OutOfOrderJsonTestDataNames => OutOfOrderJsonTestData.Keys.Select(name => new object[] { name });
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[Theory]
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[MemberData(nameof(ProtocolTestDataNames))]
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public void WriteMessage(string protocolTestDataName)
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{
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var testData = ProtocolTestData[protocolTestDataName];
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var expectedOutput = Frame(testData.Json);
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var protocolOptions = new JsonHubProtocolOptions
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{
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PayloadSerializerSettings = new JsonSerializerSettings()
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{
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NullValueHandling = testData.NullValueHandling,
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ContractResolver = testData.CamelCase ? new CamelCasePropertyNamesContractResolver() : new DefaultContractResolver()
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}
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};
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var protocol = new JsonHubProtocol(Options.Create(protocolOptions));
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var writer = MemoryBufferWriter.Get();
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try
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{
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protocol.WriteMessage(testData.Message, writer);
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var json = Encoding.UTF8.GetString(writer.ToArray());
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Assert.Equal(expectedOutput, json);
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}
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finally
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{
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MemoryBufferWriter.Return(writer);
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}
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}
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[Theory]
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[MemberData(nameof(ProtocolTestDataNames))]
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public void ParseMessage(string protocolTestDataName)
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{
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var testData = ProtocolTestData[protocolTestDataName];
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var input = Frame(testData.Json);
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var protocolOptions = new JsonHubProtocolOptions
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{
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PayloadSerializerSettings = new JsonSerializerSettings
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{
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NullValueHandling = testData.NullValueHandling,
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ContractResolver = testData.CamelCase ? new CamelCasePropertyNamesContractResolver() : new DefaultContractResolver()
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}
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};
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var binder = new TestBinder(testData.Message);
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var protocol = new JsonHubProtocol(Options.Create(protocolOptions));
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var data = new ReadOnlySequence<byte>(Encoding.UTF8.GetBytes(input));
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protocol.TryParseMessage(ref data, binder, out var message);
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Assert.Equal(testData.Message, message, TestHubMessageEqualityComparer.Instance);
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}
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[Theory]
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[InlineData("", "Unexpected end when reading JSON.")]
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[InlineData("null", "Unexpected JSON Token Type 'Null'. Expected a JSON Object.")]
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[InlineData("42", "Unexpected JSON Token Type 'Integer'. Expected a JSON Object.")]
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[InlineData("'foo'", "Unexpected JSON Token Type 'String'. Expected a JSON Object.")]
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[InlineData("[42]", "Unexpected JSON Token Type 'Array'. Expected a JSON Object.")]
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[InlineData("{}", "Missing required property 'type'.")]
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[InlineData("{'type':1,'headers':{\"Foo\": 42},'target':'test',arguments:[]}", "Expected header 'Foo' to be of type String.")]
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[InlineData("{'type':1,'headers':{\"Foo\": true},'target':'test',arguments:[]}", "Expected header 'Foo' to be of type String.")]
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[InlineData("{'type':1,'headers':{\"Foo\": null},'target':'test',arguments:[]}", "Expected header 'Foo' to be of type String.")]
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[InlineData("{'type':1,'headers':{\"Foo\": []},'target':'test',arguments:[]}", "Expected header 'Foo' to be of type String.")]
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[InlineData("{'type':1}", "Missing required property 'target'.")]
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[InlineData("{'type':1,'invocationId':42}", "Expected 'invocationId' to be of type String.")]
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[InlineData("{'type':1,'invocationId':'42'}", "Missing required property 'target'.")]
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[InlineData("{'type':1,'invocationId':'42','target':42}", "Expected 'target' to be of type String.")]
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[InlineData("{'type':1,'invocationId':'42','target':'foo'}", "Missing required property 'arguments'.")]
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[InlineData("{'type':1,'invocationId':'42','target':'foo','arguments':{}}", "Expected 'arguments' to be of type Array.")]
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[InlineData("{'type':2}", "Missing required property 'invocationId'.")]
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[InlineData("{'type':2,'invocationId':42}", "Expected 'invocationId' to be of type String.")]
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[InlineData("{'type':2,'invocationId':'42'}", "Missing required property 'item'.")]
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[InlineData("{'type':3}", "Missing required property 'invocationId'.")]
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[InlineData("{'type':3,'invocationId':42}", "Expected 'invocationId' to be of type String.")]
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[InlineData("{'type':3,'invocationId':'42','error':[]}", "Expected 'error' to be of type String.")]
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[InlineData("{'type':4}", "Missing required property 'invocationId'.")]
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[InlineData("{'type':4,'invocationId':42}", "Expected 'invocationId' to be of type String.")]
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[InlineData("{'type':4,'invocationId':'42','target':42}", "Expected 'target' to be of type String.")]
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[InlineData("{'type':4,'invocationId':'42','target':'foo'}", "Missing required property 'arguments'.")]
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[InlineData("{'type':4,'invocationId':'42','target':'foo','arguments':{}}", "Expected 'arguments' to be of type Array.")]
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[InlineData("{'type':'foo'}", "Expected 'type' to be of type Integer.")]
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[InlineData("{'type':3,'invocationId':'42','error':'foo','result':true}", "The 'error' and 'result' properties are mutually exclusive.")]
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[InlineData("{'type':3,'invocationId':'42','result':true", "Unexpected end when reading JSON.")]
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public void InvalidMessages(string input, string expectedMessage)
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{
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input = Frame(input);
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var binder = new TestBinder(Array.Empty<Type>(), typeof(object));
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var protocol = new JsonHubProtocol();
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var data = new ReadOnlySequence<byte>(Encoding.UTF8.GetBytes(input));
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var ex = Assert.Throws<InvalidDataException>(() => protocol.TryParseMessage(ref data, binder, out var _));
|
|
Assert.Equal(expectedMessage, ex.Message);
|
|
}
|
|
|
|
[Theory]
|
|
[MemberData(nameof(OutOfOrderJsonTestDataNames))]
|
|
public void ParseOutOfOrderJson(string outOfOrderJsonTestDataName)
|
|
{
|
|
var testData = OutOfOrderJsonTestData[outOfOrderJsonTestDataName];
|
|
|
|
var input = Frame(testData.Json);
|
|
|
|
var binder = new TestBinder(testData.Message);
|
|
var protocol = new JsonHubProtocol();
|
|
var data = new ReadOnlySequence<byte>(Encoding.UTF8.GetBytes(input));
|
|
protocol.TryParseMessage(ref data, binder, out var message);
|
|
|
|
Assert.Equal(testData.Message, message, TestHubMessageEqualityComparer.Instance);
|
|
}
|
|
|
|
[Theory]
|
|
[InlineData("{'type':1,'invocationId':'42','target':'foo','arguments':[],'extraParameter':'1'}")]
|
|
public void ExtraItemsInMessageAreIgnored(string input)
|
|
{
|
|
input = Frame(input);
|
|
|
|
var binder = new TestBinder(paramTypes: new[] { typeof(int), typeof(string) }, returnType: typeof(bool));
|
|
var protocol = new JsonHubProtocol();
|
|
var data = new ReadOnlySequence<byte>(Encoding.UTF8.GetBytes(input));
|
|
Assert.True(protocol.TryParseMessage(ref data, binder, out var message));
|
|
Assert.NotNull(message);
|
|
}
|
|
|
|
[Theory]
|
|
[InlineData("{'type':1,'invocationId':'42','target':'foo','arguments':[]}", "Invocation provides 0 argument(s) but target expects 2.")]
|
|
[InlineData("{'type':1,'arguments':[], 'invocationId':'42','target':'foo'}", "Invocation provides 0 argument(s) but target expects 2.")]
|
|
[InlineData("{'type':1,'invocationId':'42','target':'foo','arguments':[ 'abc', 'xyz']}", "Error binding arguments. Make sure that the types of the provided values match the types of the hub method being invoked.")]
|
|
[InlineData("{'type':1,'invocationId':'42','arguments':[ 'abc', 'xyz'], 'target':'foo'}", "Error binding arguments. Make sure that the types of the provided values match the types of the hub method being invoked.")]
|
|
[InlineData("{'type':4,'invocationId':'42','target':'foo','arguments':[]}", "Invocation provides 0 argument(s) but target expects 2.")]
|
|
[InlineData("{'type':4,'invocationId':'42','target':'foo','arguments':[ 'abc', 'xyz']}", "Error binding arguments. Make sure that the types of the provided values match the types of the hub method being invoked.")]
|
|
public void ArgumentBindingErrors(string input, string expectedMessage)
|
|
{
|
|
input = Frame(input);
|
|
|
|
var binder = new TestBinder(paramTypes: new[] { typeof(int), typeof(string) }, returnType: typeof(bool));
|
|
var protocol = new JsonHubProtocol();
|
|
var data = new ReadOnlySequence<byte>(Encoding.UTF8.GetBytes(input));
|
|
protocol.TryParseMessage(ref data, binder, out var message);
|
|
var bindingFailure = Assert.IsType<InvocationBindingFailureMessage>(message);
|
|
Assert.Equal(expectedMessage, bindingFailure.BindingFailure.SourceException.Message);
|
|
}
|
|
|
|
private static string Frame(string input)
|
|
{
|
|
var data = Encoding.UTF8.GetBytes(input);
|
|
return Encoding.UTF8.GetString(FormatMessageToArray(data));
|
|
}
|
|
|
|
private static byte[] FormatMessageToArray(byte[] message)
|
|
{
|
|
var output = new MemoryStream();
|
|
output.Write(message, 0, message.Length);
|
|
output.WriteByte(TextMessageFormatter.RecordSeparator);
|
|
return output.ToArray();
|
|
}
|
|
|
|
public class JsonProtocolTestData
|
|
{
|
|
public string Name { get; }
|
|
public HubMessage Message { get; }
|
|
public bool CamelCase { get; }
|
|
public NullValueHandling NullValueHandling { get; }
|
|
public string Json { get; }
|
|
|
|
public JsonProtocolTestData(string name, HubMessage message, bool camelCase, NullValueHandling nullValueHandling, string json)
|
|
{
|
|
Name = name;
|
|
Message = message;
|
|
CamelCase = camelCase;
|
|
NullValueHandling = nullValueHandling;
|
|
Json = json;
|
|
}
|
|
|
|
public override string ToString() => Name;
|
|
}
|
|
}
|
|
}
|