func mustConnect(t testing.TB, config pgx.ConnConfig) *pgx.Conn {
conn, err := pgx.Connect(config)
if err != nil {
t.Fatalf("Unable to establish connection: %v", err)
}
return conn
}
// Assert drains the Events channel and compares the actual events with those
// expected to have been generated by the operations performed on the nodes in
// the cluster (restart, kill, ...). In the event of a mismatch, the passed
// Tester receives a fatal error.
func (l *LocalCluster) Assert(ctx context.Context, t testing.TB) {
const almostZero = 50 * time.Millisecond
filter := func(ch chan Event, wait time.Duration) *Event {
select {
case act := <-ch:
return &act
case <-time.After(wait):
}
return nil
}
var events []Event
for {
exp := filter(l.expectedEvents, almostZero)
if exp == nil {
break
}
act := filter(l.events, 15*time.Second)
if act == nil || *exp != *act {
t.Fatalf("expected event %v, got %v (after %v)", exp, act, events)
}
events = append(events, *exp)
}
if cur := filter(l.events, almostZero); cur != nil {
t.Fatalf("unexpected extra event %v (after %v)", cur, events)
}
if log.V(2) {
log.Infof(ctx, "asserted %v", events)
}
}
func run(t testing.TB, commands []Command) {
e := empiretest.NewEmpire(t)
s := empiretest.NewServer(t, e)
defer s.Close()
token, err := e.AccessTokensCreate(&empire.AccessToken{
User: &empire.User{Name: "fake", GitHubToken: "token"},
})
if err != nil {
t.Fatal(err)
}
for _, cmd := range commands {
got := cli(t, token.Token, s.URL, cmd.Command)
if want, ok := cmd.Output.(string); ok {
if want != "" {
want = want + "\n"
}
if got != want {
t.Fatalf("%q != %q", got, want)
}
} else if regex, ok := cmd.Output.(*regexp.Regexp); ok {
if !regex.MatchString(got) {
t.Fatalf("%q != %q", got, regex.String())
}
}
}
}
func mustExec(t testing.TB, conn *pgx.Conn, sql string, arguments ...interface{}) (commandTag pgx.CommandTag) {
var err error
if commandTag, err = conn.Exec(sql, arguments...); err != nil {
t.Fatalf("Exec unexpectedly failed with %v: %v", sql, err)
}
return
}
func mustNewRR(tb testing.TB, s string) dns.RR {
rr, err := dns.NewRR(s)
if err != nil {
tb.Fatalf("invalid RR %q: %v", s, err)
}
return rr
}
func saveFile(t testing.TB, be Saver, filename string, n int) {
f, err := os.Open(filename)
if err != nil {
t.Fatal(err)
}
data := make([]byte, n)
m, err := io.ReadFull(f, data)
if m != n {
t.Fatalf("read wrong number of bytes from %v: want %v, got %v", filename, m, n)
}
if err = f.Close(); err != nil {
t.Fatal(err)
}
h := backend.Handle{Type: backend.Data, Name: backend.Hash(data).String()}
err = be.Save(h, data)
if err != nil {
t.Fatal(err)
}
err = os.Remove(filename)
if err != nil {
t.Fatal(err)
}
}
// CheckGossip fetches the gossip infoStore from each node and invokes the given
// function. The test passes if the function returns 0 for every node,
// retrying for up to the given duration.
func CheckGossip(
ctx context.Context, t testing.TB, c cluster.Cluster, d time.Duration, f CheckGossipFunc,
) {
err := util.RetryForDuration(d, func() error {
select {
case <-stopper.ShouldStop():
t.Fatalf("interrupted")
return nil
case <-time.After(1 * time.Second):
}
var infoStatus gossip.InfoStatus
for i := 0; i < c.NumNodes(); i++ {
if err := httputil.GetJSON(cluster.HTTPClient, c.URL(ctx, i)+"/_status/gossip/local", &infoStatus); err != nil {
return errors.Wrapf(err, "failed to get gossip status from node %d", i)
}
if err := f(infoStatus.Infos); err != nil {
return errors.Errorf("node %d: %s", i, err)
}
}
return nil
})
if err != nil {
t.Fatal(errors.Errorf("condition failed to evaluate within %s: %s", d, err))
}
}
func run(t testing.TB, commands []Command) {
e := empiretest.NewEmpire(t)
s := empiretest.NewServer(t, e)
defer s.Close()
token, err := e.AccessTokensCreate(&empire.AccessToken{
User: &empire.User{Name: "fake", GitHubToken: "token"},
})
if err != nil {
t.Fatal(err)
}
for _, cmd := range commands {
got := cli(t, token.Token, s.URL, cmd.Command)
want := cmd.Output
if want != "" {
want = want + "\n"
}
if got != want {
t.Fatalf("%q != %q", got, want)
}
}
}
func loadTestPointers(tb testing.TB) []geo.Pointer {
f, err := os.Open("../testdata/points.csv.gz")
if err != nil {
tb.Fatalf("unable to open test file %v", err)
}
defer f.Close()
gzReader, err := gzip.NewReader(f)
if err != nil {
tb.Fatalf("unable to create gz reader: %v", err)
}
defer gzReader.Close()
// read in events
var pointers []geo.Pointer
scanner := bufio.NewScanner(gzReader)
for scanner.Scan() {
parts := strings.Split(scanner.Text(), ",")
lat, _ := strconv.ParseFloat(parts[0], 64)
lng, _ := strconv.ParseFloat(parts[1], 64)
if lat == 0 || lng == 0 {
tb.Errorf("latlng not parsed correctly, %s %s", parts[0], parts[1])
}
pointers = append(pointers, &event{
Location: geo.NewPoint(lng, lat),
})
}
return pointers
}
// AssertEqualf verifies that two objects are equals and calls FailNow() to
// immediately cancel the test case.
//
// It must be called from the main goroutine. Other goroutines must call
// ExpectEqual* flavors.
//
// This functions enables specifying an arbitrary string on failure.
//
// Equality is determined via reflect.DeepEqual().
func AssertEqualf(t testing.TB, expected, actual interface{}, format string, items ...interface{}) {
// This is cheezy, as there's no way to figure out if the test was properly
// started by the test framework.
found := false
root := ""
for i := 1; ; i++ {
if _, file, _, ok := runtime.Caller(i); ok {
if filepath.Base(file) == "testing.go" {
found = true
break
}
root = file
} else {
break
}
}
if !found {
t.Logf(Decorate("ut.AssertEqual*() function MUST be called from within main test goroutine, use ut.ExpectEqual*() instead; found %s."), root)
// TODO(maruel): Warning: this will be enforced soon.
//t.Fail()
}
if !reflect.DeepEqual(actual, expected) {
t.Fatalf(Decorate(format), items...)
}
}
func newScheduler(t testing.TB) *docker.Scheduler {
s, err := docker.NewSchedulerFromEnv()
if err != nil {
t.Fatalf("Could not build docker scheduler: %v", err)
}
return s
}
func createClient(t testing.TB, urlStr string) *Client {
client, _, err := Dial(urlStr, nil) // use default ClientMessageHandler
if err != nil {
t.Fatalf("Dial: ", err)
}
return client
}
func withTestTerminal(name string, t testing.TB, fn func(*FakeTerminal)) {
os.Setenv("TERM", "dumb")
listener, err := net.Listen("tcp", "localhost:0")
if err != nil {
t.Fatalf("couldn't start listener: %s\n", err)
}
defer listener.Close()
server := rpc2.NewServer(&service.Config{
Listener: listener,
ProcessArgs: []string{test.BuildFixture(name).Path},
}, false)
if err := server.Run(); err != nil {
t.Fatal(err)
}
client := rpc2.NewClient(listener.Addr().String())
defer func() {
client.Detach(true)
}()
ft := &FakeTerminal{
t: t,
Term: New(client, nil),
}
fn(ft)
}
func dial(t testing.TB) net.Conn {
c, err := net.Dial("unix", sockpath)
if err != nil {
t.Fatalf("Couldn't open %s: %s.", sockpath, err)
}
return c
}
// NewRequest is like http.NewRequest, but calls t.Fatal on error.
func NewRequest(t testing.TB, method, url string, body io.Reader) *http.Request {
req, err := http.NewRequest(method, url, body)
if err != nil {
t.Fatalf("Bug in test: cannot construct http.Request from method=%q, url=%q, body=%#v: %s", method, url, body, err)
}
return req
}
func fatal(t testing.TB, msg string) {
// Hack to override the default line number printing.
// This is the standard trick used by gocheck and others.
// See https://code.google.com/p/go/issues/detail?id=4899
// for one better solution for the future.
t.Fatalf("\r\t%s: %s", caller(), msg)
}
func closeDB(t testing.TB, db *DB) {
if e := recover(); e != nil {
fmt.Printf("Panic: %v\n", e)
panic(e)
}
defer setHookpostCloseConn(nil)
setHookpostCloseConn(func(_ *fakeConn, err error) {
if err != nil {
t.Errorf("Error closing fakeConn: %v", err)
}
})
for node, i := db.freeConn.Front(), 0; node != nil; node, i = node.Next(), i+1 {
dc := node.Value.(*driverConn)
if n := len(dc.openStmt); n > 0 {
// Just a sanity check. This is legal in
// general, but if we make the tests clean up
// their statements first, then we can safely
// verify this is always zero here, and any
// other value is a leak.
t.Errorf("while closing db, freeConn %d/%d had %d open stmts; want 0", i, db.freeConn.Len(), n)
}
}
err := db.Close()
if err != nil {
t.Fatalf("error closing DB: %v", err)
}
db.mu.Lock()
count := db.numOpen
db.mu.Unlock()
if count != 0 {
t.Fatalf("%d connections still open after closing DB", db.numOpen)
}
}
func start(t testing.TB) *Goctl {
gc := NewGoctl(sockpath)
if err := gc.Start(); err != nil {
t.Fatalf("Couldn't start: %s.", err)
}
return &gc
}
func NewSSLTestServer(t testing.TB, protocol uint8) *TestServer {
pem, err := ioutil.ReadFile("testdata/pki/ca.crt")
certPool := x509.NewCertPool()
if !certPool.AppendCertsFromPEM(pem) {
t.Fatalf("Failed parsing or appending certs")
}
mycert, err := tls.LoadX509KeyPair("testdata/pki/cassandra.crt", "testdata/pki/cassandra.key")
if err != nil {
t.Fatalf("could not load cert")
}
config := &tls.Config{
Certificates: []tls.Certificate{mycert},
RootCAs: certPool,
}
listen, err := tls.Listen("tcp", "127.0.0.1:0", config)
if err != nil {
t.Fatal(err)
}
headerSize := 8
if protocol > protoVersion2 {
headerSize = 9
}
srv := &TestServer{
Address: listen.Addr().String(),
listen: listen,
t: t,
protocol: protocol,
headerSize: headerSize,
quit: make(chan struct{}),
}
go srv.serve()
return srv
}
func newAsm(t testing.TB) *Assembler {
buf, e := gojit.Alloc(gojit.PageSize)
if e != nil {
t.Fatalf("alloc: ", e.Error())
}
return &Assembler{buf, 0, CgoABI}
}
// DriverTestDiffApply tests diffing and applying produces the same layer
func DriverTestDiffApply(t testing.TB, fileCount int, drivername string, driverOptions ...string) {
driver := GetDriver(t, drivername, driverOptions...)
defer PutDriver(t)
base := stringid.GenerateRandomID()
upper := stringid.GenerateRandomID()
if err := driver.Create(base, "", "", nil); err != nil {
t.Fatal(err)
}
if err := addManyFiles(driver, base, fileCount, 3); err != nil {
t.Fatal(err)
}
if err := driver.Create(upper, base, "", nil); err != nil {
t.Fatal(err)
}
if err := addManyFiles(driver, upper, fileCount, 6); err != nil {
t.Fatal(err)
}
diffSize, err := driver.DiffSize(upper, "")
if err != nil {
t.Fatal(err)
}
diff := stringid.GenerateRandomID()
if err := driver.Create(diff, base, "", nil); err != nil {
t.Fatal(err)
}
if err := checkManyFiles(driver, diff, fileCount, 3); err != nil {
t.Fatal(err)
}
arch, err := driver.Diff(upper, base)
if err != nil {
t.Fatal(err)
}
buf := bytes.NewBuffer(nil)
if _, err := buf.ReadFrom(arch); err != nil {
t.Fatal(err)
}
if err := arch.Close(); err != nil {
t.Fatal(err)
}
applyDiffSize, err := driver.ApplyDiff(diff, base, bytes.NewReader(buf.Bytes()))
if err != nil {
t.Fatal(err)
}
if applyDiffSize != diffSize {
t.Fatalf("Apply diff size different, got %d, expected %d", applyDiffSize, diffSize)
}
if err := checkManyFiles(driver, diff, fileCount, 6); err != nil {
t.Fatal(err)
}
}
func assertNoError(err error, t testing.TB, s string) {
if err != nil {
_, file, line, _ := runtime.Caller(1)
fname := filepath.Base(file)
t.Fatalf("failed assertion at %s:%d: %s - %s\n", fname, line, s, err)
}
}
// ShouldntFail checks if any of the supplied parameters are non-nil errors and
// it fatally fails the test if they are.
func ShouldntFail(t testing.TB, errors ...error) {
for idx, err := range errors {
if err != nil {
t.Fatalf("An unexpected error occured in statement %d: %s", idx+1, err)
}
}
}
func tmpDir(t testing.TB) string {
dir, err := ioutil.TempDir("", "nomad")
if err != nil {
t.Fatalf("err: %v", err)
}
return dir
}
// Assert that the specified flags are set.
func assertFlags(t testing.TB, m common.MapStr, flags []string) {
for _, expected := range flags {
var key string
switch expected {
default:
t.Fatalf("Unknown flag '%s' specified in test.", expected)
case "aa":
key = "dns.flags.authoritative"
case "ra":
key = "dns.flags.recursion_allowed"
case "rd":
key = "dns.flags.recursion_desired"
case "tc":
key = "dns.flags.truncated_response"
}
f := mapValue(t, m, key)
flag, ok := f.(bool)
if !ok {
t.Fatalf("%s value is not a bool.", key)
}
assert.True(t, flag, "Flag %s should be true.", key)
}
}
// Retrieves nested MapStr values.
func mapValueHelper(t testing.TB, m common.MapStr, keys []string) interface{} {
key := keys[0]
if len(keys) == 1 {
return m[key]
}
if len(keys) > 1 {
value, exists := m[key]
if !exists {
t.Fatalf("%s is missing from MapStr %v.", key, m)
}
switch typ := value.(type) {
default:
t.Fatalf("Expected %s to return a MapStr but got %v.", key, value)
case common.MapStr:
return mapValueHelper(t, typ, keys[1:])
case []common.MapStr:
var values []interface{}
for _, m := range typ {
values = append(values, mapValueHelper(t, m, keys[1:]))
}
return values
}
}
panic("mapValueHelper cannot be called with an empty array of keys")
}
func archiveWithDedup(t testing.TB) {
repo := SetupRepo()
defer TeardownRepo(repo)
if BenchArchiveDirectory == "" {
t.Skip("benchdir not set, skipping TestArchiverDedup")
}
var cnt struct {
before, after, after2 struct {
packs, dataBlobs, treeBlobs uint
}
}
// archive a few files
sn := SnapshotDir(t, repo, BenchArchiveDirectory, nil)
t.Logf("archived snapshot %v", sn.ID().Str())
// get archive stats
cnt.before.packs = repo.Count(backend.Data)
cnt.before.dataBlobs = repo.Index().Count(pack.Data)
cnt.before.treeBlobs = repo.Index().Count(pack.Tree)
t.Logf("packs %v, data blobs %v, tree blobs %v",
cnt.before.packs, cnt.before.dataBlobs, cnt.before.treeBlobs)
// archive the same files again, without parent snapshot
sn2 := SnapshotDir(t, repo, BenchArchiveDirectory, nil)
t.Logf("archived snapshot %v", sn2.ID().Str())
// get archive stats again
cnt.after.packs = repo.Count(backend.Data)
cnt.after.dataBlobs = repo.Index().Count(pack.Data)
cnt.after.treeBlobs = repo.Index().Count(pack.Tree)
t.Logf("packs %v, data blobs %v, tree blobs %v",
cnt.after.packs, cnt.after.dataBlobs, cnt.after.treeBlobs)
// if there are more data blobs, something is wrong
if cnt.after.dataBlobs > cnt.before.dataBlobs {
t.Fatalf("TestArchiverDedup: too many data blobs in repository: before %d, after %d",
cnt.before.dataBlobs, cnt.after.dataBlobs)
}
// archive the same files again, with a parent snapshot
sn3 := SnapshotDir(t, repo, BenchArchiveDirectory, sn2.ID())
t.Logf("archived snapshot %v, parent %v", sn3.ID().Str(), sn2.ID().Str())
// get archive stats again
cnt.after2.packs = repo.Count(backend.Data)
cnt.after2.dataBlobs = repo.Index().Count(pack.Data)
cnt.after2.treeBlobs = repo.Index().Count(pack.Tree)
t.Logf("packs %v, data blobs %v, tree blobs %v",
cnt.after2.packs, cnt.after2.dataBlobs, cnt.after2.treeBlobs)
// if there are more data blobs, something is wrong
if cnt.after2.dataBlobs > cnt.before.dataBlobs {
t.Fatalf("TestArchiverDedup: too many data blobs in repository: before %d, after %d",
cnt.before.dataBlobs, cnt.after2.dataBlobs)
}
}
// VerifyVastElementFromString method verifies Validate errors for the Unmarshal object generated from the given file.
func VerifyVastElementFromFile(t testing.TB, file string, element Validator, expectedError error) {
xmlData, err := ioutil.ReadFile(file)
if err != nil {
t.Fatalf("Cannot read XML file: %v.\n", err)
}
VerifyVastElementFromBytes(t, xmlData, element, expectedError)
}
// GetFromStateCF tests can use this method for getting value from StateCF column-family
func (testDB *TestDBWrapper) GetFromStateCF(t testing.TB, key []byte) []byte {
openchainDB := GetDBHandle()
value, err := openchainDB.GetFromStateCF(key)
if err != nil {
t.Fatalf("Error while getting from db. Error:%s", err)
}
return value
}
// WriteToDB tests can use this method for persisting a given batch to db
func (testDB *TestDBWrapper) WriteToDB(t testing.TB, writeBatch *gorocksdb.WriteBatch) {
opt := gorocksdb.NewDefaultWriteOptions()
defer opt.Destroy()
err := GetDBHandle().DB.Write(opt, writeBatch)
if err != nil {
t.Fatalf("Error while writing to db. Error:%s", err)
}
}
