Пример #1
0
func enumerate(kv kvdb.Kvdb, t *testing.T) {

	fmt.Println("enumerate")

	prefix := "enumerate"
	keys := map[string]string{
		prefix + "/1cbc9a98-072a-4793-8608-01ab43db96c8": "bar",
		prefix + "/foo":                                  "baz",
	}

	kv.DeleteTree(prefix)
	defer func() {
		kv.DeleteTree(prefix)
	}()

	errPairs, err := kv.Enumerate(prefix)
	assert.Equal(t, 0, len(errPairs), "Expected 0 pairs")

	folderKey := prefix + "/folder/"
	_, err = kv.Put(folderKey, []byte(""), 0)
	assert.NoError(t, err, "Unexpected error on Put")
	kvPairs, err := kv.Enumerate(folderKey)
	assert.Equal(t, nil, err, "Unexpected error on Enumerate")
	kv.DeleteTree(prefix)

	for key, val := range keys {
		_, err := kv.Put(key, []byte(val), 0)
		assert.NoError(t, err, "Unexpected error on Put")
	}
	kvPairs, err = kv.Enumerate(prefix)
	assert.NoError(t, err, "Unexpected error on Enumerate")

	assert.Equal(t, len(kvPairs), len(keys),
		"Expecting %d keys under %s got: %d",
		len(keys), prefix, len(kvPairs))

	for i := range kvPairs {
		v, ok := keys[kvPairs[i].Key]
		assert.True(t, ok, "unexpected kvpair (%s)->(%s)",
			kvPairs[i].Key, kvPairs[i].Value)
		assert.Equal(t, v, string(kvPairs[i].Value),
			"Invalid kvpair (%s)->(%s) expect value %s",
			kvPairs[i].Key, kvPairs[i].Value, v)
	}
}