Merge branch 'master' of github.com:grpc/grpc into ssl_force_client_auth

2 files changed, 223 insertions, 0 deletions

diff --git a/src/csharp/Grpc.Core.Tests/Internal/MetadataArraySafeHandleTest.cs b/src/csharp/Grpc.Core.Tests/Internal/MetadataArraySafeHandleTest.cs
index e03e20c4f7..46469113c5 100644
--- a/src/csharp/Grpc.Core.Tests/Internal/MetadataArraySafeHandleTest.cs
+++ b/src/csharp/Grpc.Core.Tests/Internal/MetadataArraySafeHandleTest.cs
@@ -59,5 +59,26 @@ namespace Grpc.Core.Internal.Tests
             var nativeMetadata = MetadataArraySafeHandle.Create(metadata);
             nativeMetadata.Dispose();
         }
+
+        [Test]
+        public void ReadMetadataFromPtrUnsafe()
+        {
+            var metadata = new Metadata
+            {
+                new Metadata.Entry("host", "somehost"),
+                new Metadata.Entry("header2", "header value"),
+            };
+            var nativeMetadata = MetadataArraySafeHandle.Create(metadata);
+
+            var copy = MetadataArraySafeHandle.ReadMetadataFromPtrUnsafe(nativeMetadata.Handle);
+            Assert.AreEqual(2, copy.Count);
+
+            Assert.AreEqual("host", copy[0].Key);
+            Assert.AreEqual("somehost", copy[0].Value);
+            Assert.AreEqual("header2", copy[1].Key);
+            Assert.AreEqual("header value", copy[1].Value);
+
+            nativeMetadata.Dispose();
+        }
     }
 }
diff --git a/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs b/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs
new file mode 100644
index 0000000000..874df02baa
--- /dev/null
+++ b/src/csharp/Grpc.Core.Tests/Internal/TimespecTest.cs
@@ -0,0 +1,202 @@
+#region Copyright notice and license
+
+// Copyright 2015, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//     * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#endregion
+
+using System;
+using System.Runtime.InteropServices;
+using Grpc.Core.Internal;
+using NUnit.Framework;
+
+namespace Grpc.Core.Internal.Tests
+{
+    public class TimespecTest
+    {
+        [Test]
+        public void Now_IsInUtc() 
+        {
+            Assert.AreEqual(DateTimeKind.Utc, Timespec.Now.ToDateTime().Kind);
+        }
+
+        [Test]
+        public void Now_AgreesWithUtcNow()
+        {
+            var timespec = Timespec.Now;
+            var utcNow = DateTime.UtcNow;
+
+            TimeSpan difference = utcNow - timespec.ToDateTime();
+
+            // This test is inherently a race - but the two timestamps
+            // should really be way less that a minute apart.
+            Assert.IsTrue(difference.TotalSeconds < 60);
+        }
+
+        [Test]
+        public void InfFuture()
+        {
+            var timespec = Timespec.InfFuture;
+        }
+
+        [Test]
+        public void InfPast()
+        {
+            var timespec = Timespec.InfPast;
+        }
+
+        [Test]
+        public void TimespecSizeIsNativeSize()
+        {
+            Assert.AreEqual(Timespec.NativeSize, Marshal.SizeOf(typeof(Timespec)));
+        }
+
+        [Test]
+        public void ToDateTime()
+        {
+            Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc),
+                new Timespec(IntPtr.Zero, 0).ToDateTime());
+
+            Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 10, DateTimeKind.Utc).AddTicks(50),
+                new Timespec(new IntPtr(10), 5000).ToDateTime());
+
+            Assert.AreEqual(new DateTime(2015, 7, 21, 4, 21, 48, DateTimeKind.Utc),
+                new Timespec(new IntPtr(1437452508), 0).ToDateTime());
+
+            // before epoch
+            Assert.AreEqual(new DateTime(1969, 12, 31, 23, 59, 55, DateTimeKind.Utc).AddTicks(10),
+                new Timespec(new IntPtr(-5), 1000).ToDateTime());
+
+            // infinity
+            Assert.AreEqual(DateTime.MaxValue, Timespec.InfFuture.ToDateTime());
+            Assert.AreEqual(DateTime.MinValue, Timespec.InfPast.ToDateTime());
+
+            // nanos are rounded to ticks are rounded up
+            Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc).AddTicks(1),
+                new Timespec(IntPtr.Zero, 99).ToDateTime());
+
+            // Illegal inputs
+            Assert.Throws(typeof(InvalidOperationException),
+                () => new Timespec(new IntPtr(0), -2).ToDateTime());
+            Assert.Throws(typeof(InvalidOperationException),
+                () => new Timespec(new IntPtr(0), 1000 * 1000 * 1000).ToDateTime());
+            Assert.Throws(typeof(InvalidOperationException),
+                () => new Timespec(new IntPtr(0), 0, GPRClockType.Monotonic).ToDateTime());
+        }
+
+        [Test]
+        public void ToDateTime_ReturnsUtc()
+        {
+            Assert.AreEqual(DateTimeKind.Utc, new Timespec(new IntPtr(1437452508), 0).ToDateTime().Kind);
+            Assert.AreNotEqual(DateTimeKind.Unspecified, new Timespec(new IntPtr(1437452508), 0).ToDateTime().Kind);
+        }
+
+        [Test]
+        public void ToDateTime_Overflow()
+        {
+            // we can only get overflow in ticks arithmetic on 64-bit
+            if (IntPtr.Size == 8)
+            {
+                var timespec = new Timespec(new IntPtr(long.MaxValue - 100), 0);
+                Assert.AreNotEqual(Timespec.InfFuture, timespec);
+                Assert.AreEqual(DateTime.MaxValue, timespec.ToDateTime());
+
+                Assert.AreEqual(DateTime.MinValue, new Timespec(new IntPtr(long.MinValue + 100), 0).ToDateTime());
+            }
+            else
+            {
+                Console.WriteLine("Test cannot be run on this platform, skipping the test.");
+            }
+        }
+
+        [Test]
+        public void ToDateTime_OutOfDateTimeRange()
+        {
+            // we can only get out of range on 64-bit, on 32 bit the max 
+            // timestamp is ~ Jan 19 2038, which is far within range of DateTime
+            // same case for min value.
+            if (IntPtr.Size == 8)
+            {
+                // DateTime range goes up to year 9999, 20000 years from now should
+                // be out of range.
+                long seconds = 20000L * 365L * 24L * 3600L; 
+
+                var timespec = new Timespec(new IntPtr(seconds), 0);
+                Assert.AreNotEqual(Timespec.InfFuture, timespec);
+                Assert.AreEqual(DateTime.MaxValue, timespec.ToDateTime());
+
+                Assert.AreEqual(DateTime.MinValue, new Timespec(new IntPtr(-seconds), 0).ToDateTime());
+            }
+            else
+            {
+                Console.WriteLine("Test cannot be run on this platform, skipping the test");
+            }
+        }
+
+        [Test]
+        public void FromDateTime()
+        {
+            Assert.AreEqual(new Timespec(IntPtr.Zero, 0),
+                Timespec.FromDateTime(new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)));
+
+            Assert.AreEqual(new Timespec(new IntPtr(10), 5000),
+                Timespec.FromDateTime(new DateTime(1970, 1, 1, 0, 0, 10, DateTimeKind.Utc).AddTicks(50)));
+
+            Assert.AreEqual(new Timespec(new IntPtr(1437452508), 0),
+                Timespec.FromDateTime(new DateTime(2015, 7, 21, 4, 21, 48, DateTimeKind.Utc)));
+
+            // before epoch
+            Assert.AreEqual(new Timespec(new IntPtr(-5), 1000),
+                Timespec.FromDateTime(new DateTime(1969, 12, 31, 23, 59, 55, DateTimeKind.Utc).AddTicks(10)));
+
+            // infinity
+            Assert.AreEqual(Timespec.InfFuture, Timespec.FromDateTime(DateTime.MaxValue));
+            Assert.AreEqual(Timespec.InfPast, Timespec.FromDateTime(DateTime.MinValue));
+
+            // illegal inputs
+            Assert.Throws(typeof(ArgumentException),
+                () => Timespec.FromDateTime(new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Unspecified)));
+        }
+
+        [Test]
+        public void FromDateTime_OutOfTimespecRange()
+        {
+            // we can only get overflow in Timespec on 32-bit
+            if (IntPtr.Size == 4)
+            {
+                Assert.AreEqual(Timespec.InfFuture, Timespec.FromDateTime(new DateTime(2040, 1, 1, 0, 0, 0, DateTimeKind.Utc)));
+                Assert.AreEqual(Timespec.InfPast, Timespec.FromDateTime(new DateTime(1800, 1, 1, 0, 0, 0, DateTimeKind.Utc)));
+            }
+            else
+            {
+                Console.WriteLine("Test cannot be run on this platform, skipping the test.");
+            }
+        }
+    }
+}