[#14] Add interceptors

Signed-off-by: Pavel Gross <p.gross@yadro.com>

src/FrostFS.SDK.Tests/ObjectTest.cs

@@ -0,0 +1,66 @@
+using FrostFS.SDK.ClientV2;
+using FrostFS.SDK.ClientV2.Mappers.GRPC;
+using FrostFS.SDK.Cryptography;
+using FrostFS.SDK.ModelsV2;
+using FrostFS.SDK.ModelsV2.Netmap;
+using Microsoft.Extensions.Options;
+
+using System.Security.Cryptography;
+
+namespace FrostFS.SDK.Tests;
+
+public class ObjectTest
+{
+    private readonly string key = "KwHDAJ66o8FoLBjVbjP2sWBmgBMGjt7Vv4boA7xQrBoAYBE397Aq";
+
+    [Fact]
+    public async void GetObjectTest()
+    {
+        var ecdsaKey = key.LoadWif();
+        ContainerId cntId = new("xyz");
+
+        ObjectHeader header = new(cntId, ModelsV2.Enums.ObjectType.Regular, [new ObjectAttribute("k", "v")])
+        {
+            PayloadLength = 1,
+            Version = new ModelsV2.Version(2, 13),
+            OwnerId = OwnerId.FromKey(ecdsaKey)
+        };
+
+        var objectMockFactory = new ObjectMockFactory(this.key)
+        {
+            PlacementPolicy = new PlacementPolicy(true, new Replica(1)),
+            Version = new ModelsV2.Version(2, 13),
+            ContainerGuid = Guid.NewGuid(),
+            ObjectHeader = header
+        };
+        
+        var settings = Options.Create(new ClientSettings
+        {
+            Key = key,
+            Host = "http://localhost:8080"
+        });
+
+        var fsClient = Client.GetTestInstance(
+            settings,
+            null,
+            new NetmapMockFactory(this.key).GetMock().Object,
+            new SessionMockFactory(this.key).GetMock().Object,
+            new ContainerStub(this.key).GetMock().Object,
+            objectMockFactory.GetMock().Object);
+
+        var objectId = fsClient.CalculateObjectId(header);
+
+        var containerId = new ContainerId(Base58.Encode(objectMockFactory.ContainerGuid.ToBytes()));
+
+        var result = await fsClient.GetObjectAsync(containerId, objectId);
+
+        Assert.NotNull(result);
+
+        Assert.Equal(header.ContainerId.Value, result.Header.ContainerId.Value);
+        Assert.Equal(header.OwnerId.ToGrpcMessage().ToString(), result.Header.OwnerId!.Value);
+        Assert.Equal(header.PayloadLength, result.Header.PayloadLength);
+        Assert.Single(result.Header.Attributes);
+        Assert.Equal(header.Attributes[0].Key, result.Header.Attributes[0].Key);
+        Assert.Equal(header.Attributes[0].Value,result.Header.Attributes[0].Value);
+    }
+}