Move Wasmtime for .NET to the Wasmtime repo.

This moves the Wasmtime for .NET implementation to the Wasmtime repo.

Wasmtime for .NET is a binding of the Wasmtime API for use in .NET.

crates/misc/dotnet/tests/TableImportsTests.cs

@@ -0,0 +1,67 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using FluentAssertions;
+using Xunit;
+
+namespace Wasmtime.Tests
+{
+    public class TableImportsFixture : ModuleFixture
+    {
+        protected override string ModuleFileName => "TableImports.wasm";
+    }
+
+    public class TableImportsTests : IClassFixture<TableImportsFixture>
+    {
+        public TableImportsTests(TableImportsFixture fixture)
+        {
+            Fixture = fixture;
+        }
+
+        private TableImportsFixture Fixture { get; set; }
+
+        [Theory]
+        [MemberData(nameof(GetTableImports))]
+        public void ItHasTheExpectedTableImports(string importModule, string importName, ValueKind expectedKind, uint expectedMinimum, uint expectedMaximum)
+        {
+            var import = Fixture.Module.Imports.Tables.Where(f => f.ModuleName == importModule && f.Name == importName).FirstOrDefault();
+            import.Should().NotBeNull();
+            import.Kind.Should().Be(expectedKind);
+            import.Minimum.Should().Be(expectedMinimum);
+            import.Maximum.Should().Be(expectedMaximum);
+        }
+
+        [Fact]
+        public void ItHasTheExpectedNumberOfExportedTables()
+        {
+            GetTableImports().Count().Should().Be(Fixture.Module.Imports.Tables.Count);
+        }
+
+        public static IEnumerable<object[]> GetTableImports()
+        {
+            yield return new object[] {
+                "",
+                "table1",
+                ValueKind.FuncRef,
+                10,
+                uint.MaxValue
+            };
+
+            yield return new object[] {
+                "",
+                "table2",
+                ValueKind.AnyRef,
+                15,
+                uint.MaxValue
+            };
+
+            yield return new object[] {
+                "other",
+                "table3",
+                ValueKind.FuncRef,
+                1,
+                uint.MaxValue
+            };
+        }
+    }
+}