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store_test.go
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store_test.go
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package mapstore
import (
"sort"
"testing"
"github.com/stretchr/testify/assert"
"k8s.io/client-go/kubernetes/fake"
)
const (
storeTestName = "foobar"
storeTestNamespace = "ns-foobar"
)
func setFakeKubeClient(t *testing.T) {
t.Helper()
singleton = &kubeClient{fake.NewSimpleClientset(), storeTestNamespace}
t.Cleanup(func() { singleton = nil })
}
func TestStoreNew(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, false)
assert.NoError(t, err)
assert.NotNil(t, testStore)
}
func TestStoreKeys(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
// Set a value.
assert.NoError(t, testStore.Set("k1", []byte("v1")))
assert.NoError(t, testStore.Set("k2", []byte("v2")))
assert.NoError(t, testStore.Set("k3", []byte("v3")))
assert.NoError(t, testStore.Set("k4", []byte("v4")))
assert.NoError(t, testStore.Set("k5", []byte("v5")))
assert.Len(t, testStore.internalCache, 5)
// Should return data now.
keys, err := testStore.Keys()
assert.NoError(t, err)
sort.Strings(keys)
assert.Equal(t, []string{"k1", "k2", "k3", "k4", "k5"}, keys)
}
func TestStoreGetMapData(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, false)
assert.NoError(t, err)
assert.NotNil(t, testStore)
// Should return nothing.
data, err := testStore.getMapData()
assert.NoError(t, err)
assert.Empty(t, data)
// Set a value.
err = testStore.Set("foo", []byte("bar"))
assert.NoError(t, err)
// Should return data now.
data, err = testStore.getMapData()
assert.NoError(t, err)
assert.Equal(t, []byte("bar"), data["foo"])
}
func TestStoreGetMapDataWithInternalCache(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar")}
// Should return data now.
data, err := testStore.getMapData()
assert.NoError(t, err)
assert.Equal(t, []byte("bar"), data["foo"])
}
func TestStoreGet(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar")}
// Should return data now.
data, err := testStore.Get("foo")
assert.NoError(t, err)
assert.Equal(t, []byte("bar"), data)
}
func TestStoreGetError(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar")}
// Should return data now.
_, err = testStore.Get("this_does_not_exist")
assert.Equal(t, ErrKeyNotFound, err)
}
func TestStoreRaw(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar"), "num": []byte("123")}
// Should return data now.
raw, err := testStore.Raw()
assert.NoError(t, err)
assert.Equal(t, testStore.internalCache, raw)
}
func TestStoreSet(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
// Should return data now.
err = testStore.Set("hello", []byte("world"))
assert.NoError(t, err)
// Now get the value.
data, err := testStore.Get("hello")
assert.NoError(t, err)
assert.Equal(t, []byte("world"), data)
}
func TestStoreSetWithInternalCache(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar")}
// Should return data now.
err = testStore.Set("hello", []byte("world"))
assert.NoError(t, err)
assert.Len(t, testStore.internalCache, 2)
// Now get the value.
data, err := testStore.Get("hello")
assert.NoError(t, err)
assert.Equal(t, []byte("world"), data)
}
func TestStoreSetWithDuplicateData(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar")}
// Explicitly set the client to nil so we won't make any k8s calls.
testStore.client = nil
// Should return data now.
err = testStore.Set("foo", []byte("bar"))
assert.NoError(t, err)
assert.Len(t, testStore.internalCache, 1)
// Now get the value.
data, err := testStore.Get("foo")
assert.NoError(t, err)
assert.Equal(t, []byte("bar"), data)
}
func TestStoreForceSet(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
// Should return data now.
err = testStore.ForceSet("hello", []byte("world"))
assert.NoError(t, err)
// Now get the value.
data, err := testStore.Get("hello")
assert.NoError(t, err)
assert.Equal(t, []byte("world"), data)
}
func TestStoreForceSetWithInternalCache(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
testStore.internalCache = map[string][]byte{"foo": []byte("bar")}
// Should return data now.
err = testStore.ForceSet("hello", []byte("world"))
assert.NoError(t, err)
assert.Len(t, testStore.internalCache, 2)
// Now get the value.
data, err := testStore.Get("hello")
assert.NoError(t, err)
assert.Equal(t, []byte("world"), data)
}
func TestStoreDelete(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, false)
assert.NoError(t, err)
assert.NotNil(t, testStore)
err = testStore.Set("hello", []byte("world"))
assert.NoError(t, err)
val, err := testStore.Get("hello")
assert.NoError(t, err)
assert.Equal(t, []byte("world"), val)
err = testStore.Delete("hello")
assert.NoError(t, err)
_, err = testStore.Get("hello")
assert.Error(t, err)
assert.Equal(t, ErrKeyNotFound, err)
}
func TestStoreDeleteCached(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, true)
assert.NoError(t, err)
assert.NotNil(t, testStore)
err = testStore.Set("hello", []byte("world"))
assert.NoError(t, err)
assert.Len(t, testStore.internalCache, 1)
err = testStore.Delete("hello")
assert.NoError(t, err)
assert.Len(t, testStore.internalCache, 0)
_, err = testStore.Get("hello")
assert.Error(t, err)
assert.Equal(t, ErrKeyNotFound, err)
assert.Len(t, testStore.internalCache, 0)
}
func TestStoreTruncate(t *testing.T) {
setFakeKubeClient(t)
testStore, err := New(storeTestNamespace, storeTestName, false)
assert.NoError(t, err)
assert.NotNil(t, testStore)
err = testStore.Set("hello", []byte("world"))
assert.NoError(t, err)
val, err := testStore.Get("hello")
assert.NoError(t, err)
assert.Equal(t, []byte("world"), val)
err = testStore.Truncate()
assert.NoError(t, err)
_, err = testStore.Get("hello")
assert.Error(t, err)
assert.Equal(t, ErrKeyNotFound, err)
}