Add a test for the CSV parser and check errors on the read config

model/config_test.go

@@ -15,8 +15,9 @@ func TestReadConfig(t *testing.T) {
 		require.NoError(t, err)
 		defer os.Remove(f.Name())
 
-		io.WriteString(f, "---\nbirthday_file: birthday.csv")
+		_, werr := io.WriteString(f, "---\nbirthday_file: birthday.csv")
-		f.Close()
+		require.NoError(t, werr)
+		require.NoError(t, f.Close())
 
 		config, err := ReadConfig(f.Name())
 		require.NoError(t, err)

parser/csv_parser_test.go

@@ -1,6 +1,8 @@
 package parser
 
 import (
+	"io"
+	"io/ioutil"
 	"testing"
 
 	"github.com/stretchr/testify/require"
@@ -8,9 +10,29 @@ import (
 
 func TestParseCsv(t *testing.T) {
 	t.Run("should correctly parse a valid CSV file", func(t *testing.T) {
-		// create a temp CSV file
+		f, err := ioutil.TempFile("", "birthdaybot-")
-		// call parse command
+		require.NoError(t, err)
-		// check birthdays and contents
+
-		require.FailNow(t, "ToBeImplemented")
+		_, 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)
 	})
 }