// Ensures a unique value is added to the key's children.
//
// $ curl -X POST localhost:4001/v2/keys/foo/bar
// $ curl -X POST localhost:4001/v2/keys/foo/bar
// $ curl -X POST localhost:4001/v2/keys/foo/baz
//
func TestV2CreateUnique(t *testing.T) {
tests.RunServer(func(s *server.Server) {
// POST should add index to list.
fullURL := fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar")
resp, _ := tests.PostForm(fullURL, nil)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["action"], "create", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/foo/bar/2", "")
assert.Nil(t, node["dir"], "")
assert.Equal(t, node["modifiedIndex"], 2, "")
// Second POST should add next index to list.
resp, _ = tests.PostForm(fullURL, nil)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body = tests.ReadBodyJSON(resp)
node = body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/foo/bar/3", "")
// POST to a different key should add index to that list.
resp, _ = tests.PostForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/baz"), nil)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body = tests.ReadBodyJSON(resp)
node = body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/foo/baz/4", "")
})
}
// Ensures that a key is not conditionally set if it previously did not exist.
//
// $ curl -X PUT localhost:4001/v2/keys/foo -d value=YYY -d prevExist=true -> fail
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=YYY -d prevExist=true -> fail
//
func TestV2UpdateKeyFailOnMissingDirectory(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "YYY")
v.Set("prevExist", "true")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo"), v)
assert.Equal(t, resp.StatusCode, http.StatusNotFound)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 100, "")
assert.Equal(t, body["message"], "Key not found", "")
assert.Equal(t, body["cause"], "/foo", "")
resp, _ = tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusNotFound)
body = tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 100, "")
assert.Equal(t, body["message"], "Key not found", "")
assert.Equal(t, body["cause"], "/foo", "")
})
}
// Ensures that an error is thrown if an invalid previous value is provided.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl -X DELETE localhost:4001/v2/keys/foo/bar?prevIndex=
//
func TestV2DeleteKeyCADWithInvalidValue(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
tests.ReadBody(resp)
resp, _ = tests.DeleteForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar?prevValue="), v)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 201)
})
}
// Ensures that a key is conditionally set if it previously did not exist.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d prevExist=false
//
func TestV2CreateKeySuccess(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
v.Set("prevExist", "false")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body := tests.ReadBodyJSON(resp)
node := body["node"].(map[string]interface{})
assert.Equal(t, node["value"], "XXX", "")
})
}
// Ensures that a key is not deleted if the previous index does not match
//
// $ curl -X PUT localhost:4001/v2/keys/foo -d value=XXX
// $ curl -X DELETE localhost:4001/v2/keys/foo?prevIndex=100
//
func TestV2DeleteKeyCADOnIndexFail(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
resp, err := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo"), v)
tests.ReadBody(resp)
resp, err = tests.DeleteForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?prevIndex=100"), url.Values{})
assert.Nil(t, err, "")
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 101)
})
}
// Ensures that an invalid time-to-live is returned as an error.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d ttl=bad_ttl
//
func TestV2SetKeyWithBadTTL(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
v.Set("ttl", "bad_ttl")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusBadRequest)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 202, "")
assert.Equal(t, body["message"], "The given TTL in POST form is not a number", "")
assert.Equal(t, body["cause"], "Update", "")
})
}
// Ensures that an error is thrown if an invalid previous index is provided.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=YYY -d prevIndex=bad_index
//
func TestV2SetKeyCASWithInvalidIndex(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "YYY")
v.Set("prevIndex", "bad_index")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusBadRequest)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 203, "")
assert.Equal(t, body["message"], "The given index in POST form is not a number", "")
assert.Equal(t, body["cause"], "CompareAndSwap", "")
})
}
// Ensures that an error is returned if a blank prevValue is set.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d prevValue=
//
func TestV2SetKeyCASWithMissingValueFails(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
v.Set("prevValue", "")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusBadRequest)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 201, "")
assert.Equal(t, body["message"], "PrevValue is Required in POST form", "")
assert.Equal(t, body["cause"], "CompareAndSwap", "")
})
}
// Ensures that a key is deleted only if the previous value matches.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl -X DELETE localhost:4001/v2/keys/foo/bar?prevValue=XXX
//
func TestV2DeleteKeyCADOnValueSuccess(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
tests.ReadBody(resp)
resp, _ = tests.DeleteForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar?prevValue=XXX"), v)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["action"], "compareAndDelete", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["modifiedIndex"], 3, "")
})
}
// Ensures that a not-empty directory is deleted when dir is set.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar?dir=true
// $ curl -X DELETE localhost:4001/v2/keys/foo?dir=true ->fail
// $ curl -X DELETE localhost:4001/v2/keys/foo?dir=true&recursive=true
//
func TestV2DeleteNonEmptyDirectory(t *testing.T) {
tests.RunServer(func(s *server.Server) {
resp, err := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar?dir=true"), url.Values{})
tests.ReadBody(resp)
resp, err = tests.DeleteForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?dir=true"), url.Values{})
assert.Equal(t, resp.StatusCode, http.StatusForbidden)
bodyJson := tests.ReadBodyJSON(resp)
assert.Equal(t, bodyJson["errorCode"], 108, "")
resp, err = tests.DeleteForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?dir=true&recursive=true"), url.Values{})
assert.Equal(t, resp.StatusCode, http.StatusOK)
body := tests.ReadBody(resp)
assert.Nil(t, err, "")
assert.Equal(t, string(body), `{"action":"delete","node":{"key":"/foo","dir":true,"modifiedIndex":3,"createdIndex":2},"prevNode":{"key":"/foo","dir":true,"modifiedIndex":2,"createdIndex":2}}`, "")
})
}
// Ensures that a watcher can wait for a value to be set after a given index.
//
// $ curl localhost:4001/v2/keys/foo/bar?wait=true&waitIndex=4
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=YYY
//
func TestV2WatchKeyWithIndex(t *testing.T) {
tests.RunServer(func(s *server.Server) {
var body map[string]interface{}
c := make(chan bool)
go func() {
resp, _ := tests.Get(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar?wait=true&waitIndex=3"))
body = tests.ReadBodyJSON(resp)
c <- true
}()
// Make sure response didn't fire early.
time.Sleep(1 * time.Millisecond)
assert.Nil(t, body, "")
// Set a value (before given index).
v := url.Values{}
v.Set("value", "XXX")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
tests.ReadBody(resp)
// Make sure response didn't fire early.
time.Sleep(1 * time.Millisecond)
assert.Nil(t, body, "")
// Set a value (before given index).
v.Set("value", "YYY")
resp, _ = tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
tests.ReadBody(resp)
// A response should follow from the GET above.
time.Sleep(1 * time.Millisecond)
select {
case <-c:
default:
t.Fatal("cannot get watch result")
}
assert.NotNil(t, body, "")
assert.Equal(t, body["action"], "set", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/foo/bar", "")
assert.Equal(t, node["value"], "YYY", "")
assert.Equal(t, node["modifiedIndex"], 3, "")
})
}
// Ensures that a key is not conditionally set because it previously existed.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d prevExist=false
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d prevExist=false -> fail
//
func TestV2CreateKeyFail(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
v.Set("prevExist", "false")
fullURL := fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar")
resp, _ := tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
tests.ReadBody(resp)
resp, _ = tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusPreconditionFailed)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 105, "")
assert.Equal(t, body["message"], "Key already exists", "")
assert.Equal(t, body["cause"], "/foo/bar", "")
})
}
// Ensures that a time-to-live is added to a key.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX -d ttl=20
//
func TestV2SetKeyWithTTL(t *testing.T) {
tests.RunServer(func(s *server.Server) {
t0 := time.Now()
v := url.Values{}
v.Set("value", "XXX")
v.Set("ttl", "20")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar"), v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
body := tests.ReadBodyJSON(resp)
node := body["node"].(map[string]interface{})
assert.Equal(t, node["ttl"], 20, "")
// Make sure the expiration date is correct.
expiration, _ := time.Parse(time.RFC3339Nano, node["expiration"].(string))
assert.Equal(t, expiration.Sub(t0)/time.Second, 20, "")
})
}
// Ensures that a key is conditionally set only if it previously did exist.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=YYY -d prevExist=true
//
func TestV2UpdateKeySuccess(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
fullURL := fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar")
resp, _ := tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
tests.ReadBody(resp)
v.Set("value", "YYY")
v.Set("prevExist", "true")
resp, _ = tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusOK)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["action"], "update", "")
})
}
// Ensures that a key is set only if the previous value matches.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=YYY -d prevValue=XXX
//
func TestV2SetKeyCASOnValueSuccess(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
fullURL := fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar")
resp, _ := tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
tests.ReadBody(resp)
v.Set("value", "YYY")
v.Set("prevValue", "XXX")
resp, _ = tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusOK)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["action"], "compareAndSwap", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["value"], "YYY", "")
assert.Equal(t, node["modifiedIndex"], 3, "")
})
}
// Ensures that a key is not set if the previous value does not match.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=YYY -d prevValue=AAA
//
func TestV2SetKeyCASOnValueFail(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
fullURL := fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar")
resp, _ := tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusCreated)
tests.ReadBody(resp)
v.Set("value", "YYY")
v.Set("prevValue", "AAA")
resp, _ = tests.PutForm(fullURL, v)
assert.Equal(t, resp.StatusCode, http.StatusPreconditionFailed)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["errorCode"], 101, "")
assert.Equal(t, body["message"], "Compare failed", "")
assert.Equal(t, body["cause"], "[AAA != XXX] [0 != 2]", "")
assert.Equal(t, body["index"], 2, "")
})
}
// Ensures that a watcher can wait for a value to be set after a given index.
//
// $ curl localhost:4001/v2/keys/keyindir/bar?wait=true
// $ curl -X PUT localhost:4001/v2/keys/keyindir -d dir=true -d ttl=1
// $ curl -X PUT localhost:4001/v2/keys/keyindir/bar -d value=YYY
//
func TestV2WatchKeyInDir(t *testing.T) {
tests.RunServer(func(s *server.Server) {
var body map[string]interface{}
c := make(chan bool)
// Set a value (before given index).
v := url.Values{}
v.Set("dir", "true")
v.Set("ttl", "1")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/keyindir"), v)
tests.ReadBody(resp)
// Set a value (before given index).
v = url.Values{}
v.Set("value", "XXX")
resp, _ = tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/keyindir/bar"), v)
tests.ReadBody(resp)
go func() {
resp, _ := tests.Get(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/keyindir/bar?wait=true"))
body = tests.ReadBodyJSON(resp)
c <- true
}()
// wait for expiration, we do have a up to 500 millisecond delay
time.Sleep(2000 * time.Millisecond)
select {
case <-c:
default:
t.Fatal("cannot get watch result")
}
assert.NotNil(t, body, "")
assert.Equal(t, body["action"], "expire", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/keyindir", "")
})
}
// Ensures that a value can be retrieve for a given key.
//
// $ curl localhost:4001/v2/keys/foo/bar -> fail
// $ curl -X PUT localhost:4001/v2/keys/foo/bar -d value=XXX
// $ curl localhost:4001/v2/keys/foo/bar
//
func TestV2GetKey(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
fullURL := fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/bar")
resp, _ := tests.Get(fullURL)
assert.Equal(t, resp.StatusCode, http.StatusNotFound)
resp, _ = tests.PutForm(fullURL, v)
tests.ReadBody(resp)
resp, _ = tests.Get(fullURL)
assert.Equal(t, resp.StatusCode, http.StatusOK)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["action"], "get", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/foo/bar", "")
assert.Equal(t, node["value"], "XXX", "")
assert.Equal(t, node["modifiedIndex"], 2, "")
})
}
// Ensures that a directory of values can be recursively retrieved for a given key.
//
// $ curl -X PUT localhost:4001/v2/keys/foo/x -d value=XXX
// $ curl -X PUT localhost:4001/v2/keys/foo/y/z -d value=YYY
// $ curl localhost:4001/v2/keys/foo -d recursive=true
//
func TestV2GetKeyRecursively(t *testing.T) {
tests.RunServer(func(s *server.Server) {
v := url.Values{}
v.Set("value", "XXX")
v.Set("ttl", "10")
resp, _ := tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/x"), v)
tests.ReadBody(resp)
v.Set("value", "YYY")
resp, _ = tests.PutForm(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo/y/z"), v)
tests.ReadBody(resp)
resp, _ = tests.Get(fmt.Sprintf("%s%s", s.URL(), "/v2/keys/foo?recursive=true"))
assert.Equal(t, resp.StatusCode, http.StatusOK)
body := tests.ReadBodyJSON(resp)
assert.Equal(t, body["action"], "get", "")
node := body["node"].(map[string]interface{})
assert.Equal(t, node["key"], "/foo", "")
assert.Equal(t, node["dir"], true, "")
assert.Equal(t, node["modifiedIndex"], 2, "")
assert.Equal(t, len(node["nodes"].([]interface{})), 2, "")
node0 := node["nodes"].([]interface{})[0].(map[string]interface{})
assert.Equal(t, node0["key"], "/foo/x", "")
assert.Equal(t, node0["value"], "XXX", "")
assert.Equal(t, node0["ttl"], 10, "")
node1 := node["nodes"].([]interface{})[1].(map[string]interface{})
assert.Equal(t, node1["key"], "/foo/y", "")
assert.Equal(t, node1["dir"], true, "")
node2 := node1["nodes"].([]interface{})[0].(map[string]interface{})
assert.Equal(t, node2["key"], "/foo/y/z", "")
assert.Equal(t, node2["value"], "YYY", "")
})
}