package gorm

import (
	"os"
	"path/filepath"
	"testing"

	"git.warky.dev/wdevs/relspecgo/pkg/readers"
)

func TestReader_GeneratedAndIdentityMarkers(t *testing.T) {
	src := `package models

type Person struct {
	ID       int64  ` + "`gorm:\"column:id;primaryKey;autoIncrement;type:bigint;identity\"`" + `
	Seq      int64  ` + "`gorm:\"column:seq;type:bigint;<-:false;identity;not null\"`" + `
	FullName string ` + "`gorm:\"column:full_name;type:text;<-:false;generated\"`" + `
	First    string ` + "`gorm:\"column:first;type:text\"`" + `
}

func (Person) TableName() string {
	return "people"
}
`
	path := filepath.Join(t.TempDir(), "person.go")
	if err := os.WriteFile(path, []byte(src), 0o644); err != nil {
		t.Fatal(err)
	}

	db, err := NewReader(&readers.ReaderOptions{FilePath: path}).ReadDatabase()
	if err != nil {
		t.Fatalf("ReadDatabase() error = %v", err)
	}
	cols := db.Schemas[0].Tables[0].Columns

	if !cols["id"].Identity || cols["id"].IdentityGeneration != "ALWAYS" {
		t.Errorf("id: identity = %v/%q, want true/ALWAYS", cols["id"].Identity, cols["id"].IdentityGeneration)
	}
	if !cols["seq"].Identity {
		t.Error("seq should be identity")
	}
	if !cols["full_name"].Generated {
		t.Error("full_name should be generated")
	}
	if cols["first"].Generated || cols["first"].Identity {
		t.Error("first must be an ordinary column")
	}
}