You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.5 KiB
50 lines
1.5 KiB
package testdata
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"testing"
|
|
)
|
|
|
|
func TestSingleCache(t *testing.T) {
|
|
d := New()
|
|
meta := &Demo{ID: 1}
|
|
getFromCache := func(c context.Context, id int64) (*Demo, error) { return meta, nil }
|
|
notGetFromCache := func(c context.Context, id int64) (*Demo, error) { return nil, errors.New("err") }
|
|
getFromSource := func(c context.Context, id int64) (*Demo, error) { return meta, nil }
|
|
notGetFromSource := func(c context.Context, id int64) (*Demo, error) { return meta, errors.New("err") }
|
|
addToCache := func(c context.Context, id int64, values *Demo) error { return nil }
|
|
// get from cache
|
|
_singleCacheFunc = getFromCache
|
|
_singleRawFunc = notGetFromSource
|
|
_singleAddCacheFunc = addToCache
|
|
res, err := d.Demo(context.TODO(), 1)
|
|
if err != nil {
|
|
t.Fatalf("err should be nil, get: %v", err)
|
|
}
|
|
if res.ID != 1 {
|
|
t.Fatalf("id should be 1")
|
|
}
|
|
// get from source
|
|
_singleCacheFunc = notGetFromCache
|
|
_singleRawFunc = getFromSource
|
|
res, err = d.Demo(context.TODO(), 1)
|
|
if err != nil {
|
|
t.Fatalf("err should be nil, get: %v", err)
|
|
}
|
|
if res.ID != 1 {
|
|
t.Fatalf("id should be 1")
|
|
}
|
|
// with null cache
|
|
nullCache := &Demo{ID: -1}
|
|
getNullFromCache := func(c context.Context, id int64) (*Demo, error) { return nullCache, nil }
|
|
_singleCacheFunc = getNullFromCache
|
|
_singleRawFunc = notGetFromSource
|
|
res, err = d.Demo(context.TODO(), 1)
|
|
if err != nil {
|
|
t.Fatalf("err should be nil, get: %v", err)
|
|
}
|
|
if res != nil {
|
|
t.Fatalf("res should be nil")
|
|
}
|
|
}
|
|
|