vivaplusdl/episodes_test.go

package main

import "testing"

func TestCalculateEpisodeNumbers(t *testing.T) {
	db := openDatabaseSource(":memory:")

	// Ensure the DB is empty
	_, err := db.Exec("delete from videos")
	if err != nil {
		t.Error(err)
	}

	_, err = db.Exec("insert into videos (title, url, year, episode, run) values ('Video A', 'a', 2025, 1, 1), ('Video B', 'b', 2025, null, 2)")
	if err != nil {
		t.Error(err)
	}

	err = CalculateEpisodeNumbers(db)
	if err != nil {
		t.Error(err)
	}

	rows, err := db.Query("select title, episode from videos where year = 2025")
	if err != nil {
		t.Error(err)
	}

	var title string
	var episode int
	rows.Next()
	err = rows.Scan(&title, &episode)
	if err != nil {
		t.Error(err)
	}

	if title != "Video A" {
		t.Errorf("Title is %s, expected Video A", title)
	}
	if episode != 1 {
		t.Errorf("Episode is %d, expected 1", episode)
	}

	rows.Next()
	err = rows.Scan(&title, &episode)
	if err != nil {
		t.Error(err)
	}

	if title != "Video B" {
		t.Errorf("Title is %s, expected Video B", title)
	}
	if episode != 2 {
		t.Errorf("Episode is %d, expected 2", episode)
	}
}