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Enhance the event store interface to support channeling (#7343)

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- Avoids code duplication across the other targets. By having a
  centralized function call.

- Reduce the room for race.
This commit is contained in:
Praveen raj Mani
2019-04-10 18:16:01 +05:30
committed by Nitish Tiwari
parent ddb0d646aa
commit 47ca411163
20 changed files with 377 additions and 144 deletions
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45
pkg/event/target/memorystore_test.go
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@@ -23,7 +23,7 @@ import (
// TestMemoryStorePut - Tests for store.Put
func TestMemoryStorePut(t *testing.T) {
store := NewMemoryStore(1000)
store := NewMemoryStore(100)
defer func() {
store = nil
}()
@@ -32,14 +32,14 @@ func TestMemoryStorePut(t *testing.T) {
t.Fatal("Failed to put to queue store ", err)
}
}
if len(store.ListAll()) != 100 {
t.Fatalf("ListAll() Expected: 100, got %d", len(store.ListAll()))
if len(store.ListN(-1)) != 100 {
t.Fatalf("ListN() Expected: 100, got %d", len(store.ListN(-1)))
}
}
// TestMemoryStoreGet - Tests for store.Get.
func TestMemoryStoreGet(t *testing.T) {
store := NewMemoryStore(1000)
store := NewMemoryStore(10)
defer func() {
store = nil
}()
@@ -48,7 +48,7 @@ func TestMemoryStoreGet(t *testing.T) {
t.Fatal("Failed to put to queue store ", err)
}
}
eventKeys := store.ListAll()
eventKeys := store.ListN(-1)
if len(eventKeys) == 10 {
for _, key := range eventKeys {
event, eErr := store.Get(key)
@@ -60,13 +60,13 @@ func TestMemoryStoreGet(t *testing.T) {
}
}
} else {
t.Fatalf("ListAll() Expected: 10, got %d", len(eventKeys))
t.Fatalf("ListN() Expected: 10, got %d", len(eventKeys))
}
}
// TestMemoryStoreDel - Tests for store.Del.
func TestMemoryStoreDel(t *testing.T) {
store := NewMemoryStore(1000)
store := NewMemoryStore(20)
defer func() {
store = nil
}()
@@ -75,17 +75,17 @@ func TestMemoryStoreDel(t *testing.T) {
t.Fatal("Failed to put to queue store ", err)
}
}
eventKeys := store.ListAll()
eventKeys := store.ListN(-1)
if len(eventKeys) == 20 {
for _, key := range eventKeys {
store.Del(key)
_ = store.Del(key)
}
} else {
t.Fatalf("ListAll() Expected: 20, got %d", len(eventKeys))
t.Fatalf("ListN() Expected: 20, got %d", len(eventKeys))
}
if len(store.ListAll()) != 0 {
t.Fatalf("ListAll() Expected: 0, got %d", len(store.ListAll()))
if len(store.ListN(-1)) != 0 {
t.Fatalf("ListN() Expected: 0, got %d", len(store.ListN(-1)))
}
}
@@ -101,6 +101,25 @@ func TestMemoryStoreLimit(t *testing.T) {
}
}
if err := store.Put(testEvent); err == nil {
t.Fatalf("Expected to fail with %s, but passes", ErrLimitExceeded)
t.Fatalf("Expected to fail with %s, but passes", errLimitExceeded)
}
}
// TestMemoryStoreListN - tests for store.ListN.
func TestMemoryStoreListN(t *testing.T) {
store := NewMemoryStore(10)
defer func() {
store = nil
}()
for i := 0; i < 10; i++ {
if err := store.Put(testEvent); err != nil {
t.Fatal("Failed to put to queue store ", err)
}
}
if len(store.ListN(5)) != 5 {
t.Fatalf("ListN(5) Expected: 5, got %d", len(store.ListN(5)))
}
if len(store.ListN(-1)) != 10 {
t.Fatalf("ListN(-1) Expected: 10, got %d", len(store.ListN(-1)))
}
}