chrly/eventsubscribers/health_checkers_test.go

51 lines
1.0 KiB
Go

package eventsubscribers
import (
"context"
"errors"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
)
type pingableMock struct {
mock.Mock
}
func (p *pingableMock) Ping() error {
args := p.Called()
return args.Error(0)
}
func TestDatabaseChecker(t *testing.T) {
t.Run("no error", func(t *testing.T) {
p := &pingableMock{}
p.On("Ping").Return(nil)
checker := DatabaseChecker(p)
assert.Nil(t, checker(context.Background()))
})
t.Run("with error", func(t *testing.T) {
err := errors.New("mock error")
p := &pingableMock{}
p.On("Ping").Return(err)
checker := DatabaseChecker(p)
assert.Equal(t, err, checker(context.Background()))
})
t.Run("context timeout", func(t *testing.T) {
p := &pingableMock{}
waitChan := make(chan time.Time, 1)
p.On("Ping").WaitUntil(waitChan).Return(nil)
ctx, cancel := context.WithTimeout(context.Background(), 0)
defer cancel()
checker := DatabaseChecker(p)
assert.Errorf(t, checker(ctx), "check timeout")
close(waitChan)
})
}