/
usage_test.go
170 lines (151 loc) · 3.33 KB
/
usage_test.go
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package qbg
import (
"testing"
"github.com/favclip/qbg/misc/fixture/a"
"github.com/favclip/qbg/misc/fixture/e"
"google.golang.org/appengine/aetest"
"google.golang.org/appengine/datastore"
"google.golang.org/appengine/memcache"
)
func TestBasicUsage1(t *testing.T) {
c, closer, err := aetest.NewContext()
if err != nil {
t.Fatal(err)
}
defer closer()
src := &a.Sample{"Foo!"}
key := datastore.NewIncompleteKey(c, "Sample", nil)
_, err = datastore.Put(c, key, src)
if err != nil {
t.Fatal(err)
}
builder := a.NewSampleQueryBuilder()
builder.Foo.GreaterThan("Foo")
iter := builder.Query().Run(c)
for {
src := &a.Sample{}
key, err = iter.Next(src)
if err == datastore.Done {
break
} else if err != nil {
t.Fatal(err)
}
t.Logf("key: %#v, entity: %#v", key, src)
}
}
func TestBasicUsage2(t *testing.T) {
c, closer, err := aetest.NewContext()
if err != nil {
t.Fatal(err)
}
defer closer()
src := &a.Sample{"Foo!"}
key := datastore.NewIncompleteKey(c, "Sample", nil)
_, err = datastore.Put(c, key, src)
if err != nil {
t.Fatal(err)
}
builder := a.NewSampleQueryBuilder()
builder.Foo.GreaterThan("Foo").KeysOnly().Limit(3)
iter := builder.Query().Run(c)
for {
key, err = iter.Next(nil)
if err == datastore.Done {
break
} else if err != nil {
t.Fatal(err)
}
src := &a.Sample{}
err = datastore.Get(c, key, src)
if err != nil {
t.Fatal(err)
}
t.Logf("key: %#v, entity: %#v", key, src)
}
}
func TestPluginUsage(t *testing.T) {
c, closer, err := aetest.NewContext()
if err != nil {
t.Fatal(err)
}
defer closer()
parentKey := datastore.NewKey(c, "Test", "T", 0, nil)
{
// put for Datastore
src := &e.Sample{"Foo!"}
key := datastore.NewIncompleteKey(c, "Sample", parentKey)
_, err = datastore.Put(c, key, src)
if err != nil {
t.Fatal(err)
}
_, err = memcache.Increment(c, "counter", 1, 0) // shift memcache counter
if err != nil {
t.Fatal(err)
}
}
builder := e.NewSampleQueryBuilder()
mp, ok := builder.Plugin().(*e.MemcacheQueryPlugin)
if !ok {
t.Fatal("Plugin is not MemcacheQueryPlugin")
}
memcacheCounter, err := memcache.Increment(c, "counter", 0, 0)
if err != nil {
t.Fatal(err)
}
mp.AddCounter(memcacheCounter)
builder.Ancestor(parentKey).Foo.GreaterThan("Fo").Limit(3)
if str := mp.QueryString(); str != `k=Sample:1:!a=/Test,T:?Foo>"Fo":!l=3` {
t.Fatalf("unexpected: %s", str)
}
{
// get from Memcache
var list []*e.Sample
_, err = memcache.Gob.Get(c, mp.QueryString(), &list)
if err == memcache.ErrCacheMiss {
// continue
} else if err != nil {
t.Fatal(err)
} else {
t.Log(list)
return
}
}
{
// get from Datastore
iter := builder.Query().Run(c)
var list []*e.Sample
for {
src := &e.Sample{}
_, err = iter.Next(src)
if err == datastore.Done {
break
} else if err != nil {
t.Fatal(err)
}
list = append(list, src)
}
// put for Memcache
err = memcache.Gob.Set(c, &memcache.Item{
Key: mp.QueryString(),
Object: list,
})
if err != nil {
t.Fatal(err)
}
if len(list) != 1 {
t.Fatalf("unexpected %d", len(list))
}
}
{
// get from Memcache
var list []*e.Sample
_, err = memcache.Gob.Get(c, mp.QueryString(), &list)
if err == memcache.ErrCacheMiss {
t.Fatalf("query result is not in memcache")
} else if err != nil {
t.Fatal(err)
} else {
t.Log(list)
}
}
}