package parser

import (
	"io"
	"os"
	"testing"

	"github.com/stretchr/testify/require"
)

func TestParseCsv(t *testing.T) {
	t.Run("should correctly parse a valid CSV file", func(t *testing.T) {
		f, err := os.CreateTemp("", "birthdaybot-")
		require.NoError(t, err)

		_, werr := io.WriteString(f, "John Doe , john@doe.com, 1234, 17/04/2192\nJane Doe,jane@doe.com,4321,15/01/2020\n")
		require.NoError(t, werr)
		require.NoError(t, f.Close())

		birthdays, err := ParseCSV(f.Name())
		require.NoError(t, err)
		require.Len(t, birthdays, 2)

		require.Equal(t, "John Doe", birthdays[0].Name)
		require.Equal(t, "john@doe.com", birthdays[0].Email)
		require.Equal(t, "1234", birthdays[0].Phone)
		require.Equal(t, 17, birthdays[0].DayOfBirth)
		require.Equal(t, 4, birthdays[0].MonthOfBirth)
		require.Equal(t, 2192, birthdays[0].YearOfBirth)

		require.Equal(t, "Jane Doe", birthdays[1].Name)
		require.Equal(t, "jane@doe.com", birthdays[1].Email)
		require.Equal(t, "4321", birthdays[1].Phone)
		require.Equal(t, 15, birthdays[1].DayOfBirth)
		require.Equal(t, 1, birthdays[1].MonthOfBirth)
		require.Equal(t, 2020, birthdays[1].YearOfBirth)
	})
}