codegen: fix more hardcoded "item" names in generated test file

pkg/codegen/modelgenerate/generate_testfile.go

@@ -8,6 +8,7 @@ import (
 	"github.com/jinzhu/inflection"
 
 	pkgschema "git.offline-twitter.com/offline-labs/gas-stack/pkg/schema"
+	"git.offline-twitter.com/offline-labs/gas-stack/pkg/textutils"
 )
 
 // GenerateModelTestAST produces an AST for a starter test file for a given model.
@@ -15,9 +16,11 @@ func GenerateModelTestAST(tbl pkgschema.Table, schema pkgschema.Schema, gomodNam
 	packageName := "db"
 	testpackageName := packageName + "_test"
 
+	makeHelperName := ast.NewIdent("Make" + tbl.GoTypeName)
+
 	// func MakeItem() Item { return Item{} }
 	makeItemFunc := &ast.FuncDecl{
-		Name: ast.NewIdent("Make" + tbl.GoTypeName),
+		Name: makeHelperName,
 		Type: &ast.FuncType{
 			Params: &ast.FieldList{},
 			Results: &ast.FieldList{
@@ -57,8 +60,8 @@ func GenerateModelTestAST(tbl pkgschema.Table, schema pkgschema.Schema, gomodNam
 		},
 	}
 
-	testObj := ast.NewIdent("item")
-	testObj2 := ast.NewIdent("item2")
+	testObj := ast.NewIdent(textutils.CamelToPascal(tbl.GoTypeName))
+	testObj2 := ast.NewIdent(textutils.CamelToPascal(tbl.GoTypeName) + "2")
 	fieldName := ast.NewIdent("Description") // TODO
 	description1 := `"an item"`
 	description2 := `"a big item"`
@@ -94,13 +97,13 @@ func GenerateModelTestAST(tbl pkgschema.Table, schema pkgschema.Schema, gomodNam
 					&ast.AssignStmt{
 						Lhs: []ast.Expr{testObj},
 						Tok: token.DEFINE,
-						Rhs: []ast.Expr{&ast.CallExpr{Fun: ast.NewIdent("MakeItem"), Args: nil}},
+						Rhs: []ast.Expr{&ast.CallExpr{Fun: makeHelperName, Args: nil}},
 					},
 					// item.Description = "an item"
 					&ast.AssignStmt{
 						Lhs: []ast.Expr{
 							&ast.SelectorExpr{
-								X:   ast.NewIdent("item"),
+								X:   testObj,
 								Sel: ast.NewIdent("Description"),
 							},
 						},