package model

import (
	"reflect"
	"testing"
)

func TestRecipeCrud(t *testing.T) {
	InitStorage()
	defer RemoveStorage()

	InitDatabase()
	defer CloseDatabase()

	tx, err := NewTx()
	if err != nil {
		t.Fatalf("Failed to inject test recipes: %v\n", err)
	}

	var original, readback, update, updated, deleted Recipe

	recipes := RecipeTestData()
	original = recipes[0]
	update = recipes[1]

	err = original.Create(tx)
	if err != nil {
		t.Fatalf("Failed to create test recipe in DB: %v\n", err)
	}

	readback.Id = original.Id
	err = readback.Read(tx)
	if err != nil {
		t.Fatalf("Failed to read test recipe from DB: %v\n", err)
	}

	if !reflect.DeepEqual(original, readback) {
		t.Fatalf("Recipes did not match after create / read cycle:\n"+
			"Before: %s\nAfter: %s\n", original, readback)
	}

	update.Id = original.Id

	err = update.Update(tx)
	if err != nil {
		t.Fatalf("Failed to update recipe: %v\n", err)
	}

	updated.Id = original.Id
	err = updated.Read(tx)
	if err != nil {
		t.Fatalf("Failed to read back updated recipe: %v\n", err)
	}

	if !reflect.DeepEqual(update, updated) {
		t.Fatalf("Recipes did not match after update / read cycle:\n"+
			"Update: %s\nUpdated: %s\n", update, updated)
	}

	if reflect.DeepEqual(updated, original) {
		t.Fatalf("Updated and original recipe match")
	}

	err = updated.Delete(tx)
	if err != nil {
		t.Fatalf("Failed to delete updated recipe: %v\n", err)
	}

	deleted.Id = updated.Id
	err = deleted.Read(tx)
	if err == nil {
		t.Fatalf("Was able to read back deleted recipe")
	}

	err = tx.Commit()
	if err != nil {
		t.Fatalf("Unable to commit test transaction")
	}
}