83 lines
2.8 KiB
C#
83 lines
2.8 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 Newtonsoft.Json.Linq;
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using Xunit;
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namespace Microsoft.DotNet.ProjectModel.Server.Tests
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{
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public static class JObjectExtensions
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{
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public static JObject AsJObject(this JToken token)
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{
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DthMessageExtension.AssertType<JObject>(token, nameof(JToken));
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return (JObject)token;
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}
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public static JObject RetrieveDependencyDiagnosticsErrorAt(this JObject payload, int index)
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{
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Assert.NotNull(payload);
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return payload.RetrievePropertyAs<JArray>("Errors")
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.RetrieveArraryElementAs<JObject>(index);
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}
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public static T RetrieveDependencyDiagnosticsErrorAt<T>(this JObject payload, int index)
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where T : JToken
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{
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Assert.NotNull(payload);
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return payload.RetrievePropertyAs<JArray>("Errors")
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.RetrieveArraryElementAs<T>(index);
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}
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public static T RetrievePropertyAs<T>(this JObject json, string propertyName)
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where T : JToken
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{
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Assert.NotNull(json);
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var property = json[propertyName];
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Assert.NotNull(property);
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DthMessageExtension.AssertType<T>(property, $"Property {propertyName}");
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return (T)property;
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}
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public static JObject AssertProperty<T>(this JObject json, string propertyName, T expectedPropertyValue)
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{
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Assert.NotNull(json);
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var property = json[propertyName];
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Assert.NotNull(property);
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Assert.Equal(expectedPropertyValue, property.Value<T>());
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return json;
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}
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public static JObject AssertProperty<T>(this JObject json, string propertyName, Func<T, bool> assertion)
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{
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return AssertProperty<T>(json,
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propertyName,
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assertion,
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value => $"Assert failed on {propertyName}.");
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}
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public static JObject AssertProperty<T>(this JObject json, string propertyName, Func<T, bool> assertion, Func<T, string> errorMessage)
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{
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Assert.NotNull(json);
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var property = json[propertyName];
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Assert.False(property == null, $"Property {propertyName} doesn't exist.");
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var propertyValue = property.Value<T>();
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Assert.False(propertyValue == null, $"Property {propertyName} of type {typeof(T).Name} doesn't exist.");
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Assert.True(assertion(propertyValue),
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errorMessage(propertyValue));
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return json;
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}
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}
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}
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