Added tests to the spool package, and reworked the code around that.

spool/parse.go

@@ -0,0 +1,27 @@
+package spool
+
+import (
+	"bareos-zabbix-check/job"
+	"encoding/csv"
+	"io"
+	"strconv"
+
+	"github.com/pkg/errors"
+)
+
+// Parse parses a spool file
+func Parse(handle io.Reader) (jobs []job.Job, err error) {
+	lines, err := csv.NewReader(handle).ReadAll()
+	if err != nil {
+		return nil, errors.Wrap(err, "Corrupted spool file")
+	}
+	for n := 0; n < len(lines); n++ {
+		line := lines[n]
+		i, err := strconv.Atoi(line[1])
+		if err != nil {
+			return nil, errors.Wrapf(err, "Corrupted spool file : couldn't parse timestamp entry : %s", line[1])
+		}
+		jobs = append(jobs, job.Job{Name: line[0], Timestamp: uint64(i), Success: true})
+	}
+	return
+}