netatmo-exporter/internal/collector/collector_test.go

106 lines
2.3 KiB
Go

package collector
import (
"errors"
"testing"
"time"
netatmo "github.com/exzz/netatmo-api-go"
"github.com/google/go-cmp/cmp"
"github.com/sirupsen/logrus"
)
func TestRefreshData(t *testing.T) {
testData := &netatmo.DeviceCollection{}
testError := errors.New("test error")
tt := []struct {
desc string
time time.Time
readFunction ReadFunction
wantTime time.Time
wantData *netatmo.DeviceCollection
wantError error
}{
{
desc: "success",
time: time.Unix(0, 0),
readFunction: func() (*netatmo.DeviceCollection, error) {
return testData, nil
},
wantTime: time.Unix(0, 0),
wantData: testData,
wantError: nil,
},
{
desc: "error",
time: time.Unix(0, 0),
readFunction: func() (*netatmo.DeviceCollection, error) {
return nil, testError
},
wantTime: time.Time{},
wantData: nil,
wantError: testError,
},
}
for _, tc := range tt {
tc := tc
t.Run(tc.desc, func(t *testing.T) {
t.Parallel()
c := &NetatmoCollector{
Log: logrus.New(),
ReadFunction: tc.readFunction,
}
c.RefreshData(tc.time)
if c.cacheTimestamp != tc.wantTime {
t.Errorf("got time %s, want %s", c.cacheTimestamp, tc.wantTime)
}
if diff := cmp.Diff(c.cachedData, tc.wantData); diff != "" {
t.Errorf("data differs: -got+want\n%s", diff)
}
if c.lastRefreshError != tc.wantError {
t.Errorf("got error %q, want %q", c.lastRefreshError, tc.wantError)
}
})
}
}
func TestRefreshDataResetError(t *testing.T) {
testData := &netatmo.DeviceCollection{}
testError := errors.New("test error")
successFunc := func() (*netatmo.DeviceCollection, error) {
return testData, nil
}
errorFunc := func() (*netatmo.DeviceCollection, error) {
return nil, testError
}
c := &NetatmoCollector{
Log: logrus.New(),
ReadFunction: successFunc,
}
c.RefreshData(time.Unix(0, 0))
if c.lastRefreshError != nil {
t.Errorf("got error %q, want none", c.lastRefreshError)
}
c.ReadFunction = errorFunc
c.RefreshData(time.Unix(1, 0))
if c.lastRefreshError != testError {
t.Errorf("got error %q, want %q", c.lastRefreshError, testError)
}
c.ReadFunction = successFunc
c.RefreshData(time.Unix(0, 0))
if c.lastRefreshError != nil {
t.Errorf("got error %q, want none", c.lastRefreshError)
}
}