add more detailed test

sdmap/test/sdmap.test/CommentTest.cs

@@ -0,0 +1,52 @@
+using sdmap.Compiler;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace sdmap.test;
+
+public class CommentTest
+{
+    [Fact]
+    public void LineCommentShouldWorks()
+    {
+        var code = "// comment should works here\nsql v1{WORKS}";
+        var rt = new SdmapCompiler();
+        rt.AddSourceCode(code);
+        var result = rt.Emit("v1", null);
+        Assert.Equal("WORKS", result);
+    }
+
+    [Fact]
+    public void LineCommentWorksAfterSql()
+    {
+        var code = "sql v1 // comment should works here\n{WORKS}";
+        var rt = new SdmapCompiler();
+        rt.AddSourceCode(code);
+        var result = rt.Emit("v1", null);
+        Assert.Equal("WORKS", result);
+    }
+
+    [Fact]
+    public void BlockCommentShouldWorks()
+    {
+        var code = "/* comment should works here\nalso can cross lines\n*/sql v1{WORKS}";
+        var rt = new SdmapCompiler();
+        rt.AddSourceCode(code);
+        var result = rt.Emit("v1", null);
+        Assert.Equal("WORKS", result);
+    }
+
+    [Fact]
+    public void BlockCommentWorksAfterSql()
+    {
+        var code = "sql v1 /* comment should works here\nalso can cross lines\n*/{WORKS}";
+        var rt = new SdmapCompiler();
+        rt.AddSourceCode(code);
+        var result = rt.Emit("v1", null);
+        Assert.Equal("WORKS", result);
+    }
+}