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#region Copyright notice and license
// Copyright 2015 gRPC authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#endregion
using System;
using System.Collections.Generic;
using System.Threading;
using Grpc.Core;
using Grpc.Core.Internal;
using Grpc.Core.Utils;
using NUnit.Framework;
namespace Grpc.Core.Tests
{
public class CallOptionsTest
{
[Test]
public void WithMethods()
{
var options = new CallOptions();
var metadata = new Metadata();
Assert.AreSame(metadata, options.WithHeaders(metadata).Headers);
var deadline = DateTime.UtcNow;
Assert.AreEqual(deadline, options.WithDeadline(deadline).Deadline.Value);
var cancellationToken = new CancellationTokenSource().Token;
Assert.AreEqual(cancellationToken, options.WithCancellationToken(cancellationToken).CancellationToken);
var writeOptions = new WriteOptions();
Assert.AreSame(writeOptions, options.WithWriteOptions(writeOptions).WriteOptions);
var propagationToken = new ContextPropagationToken(CallSafeHandle.NullInstance, DateTime.UtcNow,
CancellationToken.None, ContextPropagationOptions.Default);
Assert.AreSame(propagationToken, options.WithPropagationToken(propagationToken).PropagationToken);
var credentials = new FakeCallCredentials();
Assert.AreSame(credentials, options.WithCredentials(credentials).Credentials);
var flags = CallFlags.WaitForReady | CallFlags.CacheableRequest;
Assert.AreEqual(flags, options.WithFlags(flags).Flags);
// Check that the original instance is unchanged.
Assert.IsNull(options.Headers);
Assert.IsNull(options.Deadline);
Assert.AreEqual(CancellationToken.None, options.CancellationToken);
Assert.IsNull(options.WriteOptions);
Assert.IsNull(options.PropagationToken);
Assert.IsNull(options.Credentials);
Assert.AreEqual(default(CallFlags), options.Flags);
}
[Test]
public void Normalize()
{
Assert.AreSame(Metadata.Empty, new CallOptions().Normalize().Headers);
Assert.AreEqual(DateTime.MaxValue, new CallOptions().Normalize().Deadline.Value);
var deadline = DateTime.UtcNow;
var propagationToken1 = new ContextPropagationToken(CallSafeHandle.NullInstance, deadline, CancellationToken.None,
new ContextPropagationOptions(propagateDeadline: true, propagateCancellation: false));
Assert.AreEqual(deadline, new CallOptions(propagationToken: propagationToken1).Normalize().Deadline.Value);
Assert.Throws(typeof(ArgumentException), () => new CallOptions(deadline: deadline, propagationToken: propagationToken1).Normalize());
var token = new CancellationTokenSource().Token;
var propagationToken2 = new ContextPropagationToken(CallSafeHandle.NullInstance, deadline, token,
new ContextPropagationOptions(propagateDeadline: false, propagateCancellation: true));
Assert.AreEqual(token, new CallOptions(propagationToken: propagationToken2).Normalize().CancellationToken);
Assert.Throws(typeof(ArgumentException), () => new CallOptions(cancellationToken: token, propagationToken: propagationToken2).Normalize());
}
[Test]
public void WaitForReady()
{
var callOptions = new CallOptions();
Assert.IsFalse(callOptions.IsWaitForReady);
Assert.AreEqual(CallFlags.WaitForReady, callOptions.WithWaitForReady().Flags);
Assert.IsTrue(callOptions.WithWaitForReady().IsWaitForReady);
Assert.IsFalse(callOptions.WithWaitForReady(true).WithWaitForReady(false).IsWaitForReady);
}
}
}
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