Initial commit

source/test/MyTelegram.Schema.Tests/Serializer/Int32SerializerTests.cs

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+namespace MyTelegram.Schema.Serializer;
+
+public class Int32SerializerTests
+{
+    [Fact]
+    public void SerializeTest()
+    {
+        var expectedValue = new byte[] { 01, 0, 0, 0 };
+        //var stream = new MemoryStream();
+        //var bw = new BinaryWriter(stream);
+        using var writer = new ArrayPoolBufferWriter<byte>();
+        var serializer = CreateSerializer();
+
+        serializer.Serialize(1, writer);
+
+        writer.WrittenSpan.ToArray().ShouldBeEquivalentTo(expectedValue);
+    }
+
+    [Fact]
+    public void DeserializeTest()
+    {
+        var value = new byte[] { 01, 0, 0, 0 };
+        var expectedValue = 1;
+        ReadOnlyMemory<byte> buffer = value;
+        var serializer = CreateSerializer();
+
+        var actualValue = serializer.Deserialize(ref buffer);
+
+        actualValue.ShouldBeEquivalentTo(expectedValue);
+    }
+
+    private Int32Serializer CreateSerializer() => new();
+}