fix: test failure

Makefile

@@ -22,11 +22,10 @@ tidy:
 
 test:
 	@go test -v -timeout 50m -race ./... 
-	@go test -v -timeout 50m -race -db=mysql -tags=mysql ./... 
+	@cd core; go test -v -timeout 50m -race -db=mysql -tags=mysql ./... 
 
 test-norace:
-	@go test -v -timeout 50m ./... 
-	@go test -v -timeout 50m -db=mysql -tags=mysql ./... 
+	@go test -v -timeout 50m ./... && go test -v -timeout 50m -db=mysql -tags=mysql ./... 
 
 BIN_DIR := $(GOPATH)/bin
 WEB_BUILD_DIR := ./serv/web/build/manifest.json

core/internal/psql/columns.go

@@ -11,9 +11,6 @@ func (c *compilerContext) renderColumns(sel *qcode.Select) {
 		if i != 0 {
 			c.w.WriteString(", ")
 		}
-		if f.SkipRender == qcode.SkipTypeDrop {
-			continue
-		}
 		if f.Type == qcode.FieldTypeFunc {
 			c.renderFuncColumn(sel, f)
 		} else {
@@ -98,6 +95,10 @@ func (c *compilerContext) renderJoinColumns(sel *qcode.Select, n int) {
 		}
 		i++
 	}
+	// when no columns are rendered for mysql
+	if c.ct == "mysql" && i == 0 {
+		c.w.WriteString(`NULL`)
+	}
 }
 
 func (c *compilerContext) renderUnionColumn(sel, csel *qcode.Select) {

core/internal/qcode/fields.go

@@ -96,6 +96,14 @@ func (co *Compiler) compileChildColumns(
 			field.Func = fn.Func
 			field.Args = fn.Args
 
+			if err := co.compileFieldDirectives(sel, &field, f.Directives, role); err != nil {
+				return err
+			}
+
+			if field.SkipRender == SkipTypeDrop {
+				continue
+			}
+
 			if err := co.compileFuncArgs(sel, &field, f.Args); err != nil {
 				return err
 			}
@@ -111,6 +119,14 @@ func (co *Compiler) compileChildColumns(
 				return err
 			}
 
+			if err := co.compileFieldDirectives(sel, &field, f.Directives, role); err != nil {
+				return err
+			}
+
+			if field.SkipRender == SkipTypeDrop {
+				continue
+			}
+
 			if field.Col.Blocked {
 				return fmt.Errorf("column: '%s.%s.%s' blocked",
 					field.Col.Schema,
@@ -119,10 +135,6 @@ func (co *Compiler) compileChildColumns(
 			}
 		}
 
-		if err := co.compileFieldDirectives(sel, &field, f.Directives, role); err != nil {
-			return err
-		}
-
 		sel.addField(field)
 	}
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "graphjin",
-  "version": "2.0.17",
+  "version": "2.0.18",
   "description": "GraphJin - Build APIs in 5 minutes with GraphQL",
   "type": "module",
   "main": "./wasm/js/graphjin.js",