func TestFileStore_Read(t *testing.T) {
fs := tsm1.NewFileStore("")
// Setup 3 files
data := []keyValues{
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(1, 0), 2.0)}},
keyValues{"mem", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
}
files, err := newFiles(data...)
if err != nil {
t.Fatalf("unexpected error creating files: %v", err)
}
fs.Add(files...)
// Search for an entry that exists in the second file
values, err := fs.Read("cpu", time.Unix(1, 0))
if err != nil {
t.Fatalf("unexpected error reading values: %v", err)
}
exp := data[1]
if got, exp := len(values), len(exp.values); got != exp {
t.Fatalf("value length mismatch: got %v, exp %v", got, exp)
}
for i, v := range exp.values {
if got, exp := values[i].Value(), v.Value(); got != exp {
t.Fatalf("read value mismatch(%d): got %v, exp %d", i, got, exp)
}
}
}
func TestFileStore_Open(t *testing.T) {
dir := MustTempDir()
defer os.RemoveAll(dir)
// Create 3 TSM files...
data := []keyValues{
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(1, 0), 2.0)}},
keyValues{"mem", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
}
_, err := newFileDir(dir, data...)
if err != nil {
fatal(t, "creating test files", err)
}
fs := tsm1.NewFileStore(dir)
if err := fs.Open(); err != nil {
fatal(t, "opening file store", err)
}
defer fs.Close()
if got, exp := fs.Count(), 3; got != exp {
t.Fatalf("file count mismatch: got %v, exp %v", got, exp)
}
if got, exp := fs.CurrentID(), 4; got != exp {
t.Fatalf("current ID mismatch: got %v, exp %v", got, exp)
}
}
func TestFileStore_Delete(t *testing.T) {
fs := tsm1.NewFileStore("")
// Setup 3 files
data := []keyValues{
keyValues{"cpu,host=server2!~#!value", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
keyValues{"cpu,host=server1!~#!value", []tsm1.Value{tsm1.NewValue(time.Unix(1, 0), 2.0)}},
keyValues{"mem,host=server1!~#!value", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
}
files, err := newFiles(data...)
if err != nil {
t.Fatalf("unexpected error creating files: %v", err)
}
fs.Add(files...)
keys := fs.Keys()
if got, exp := len(keys), 3; got != exp {
t.Fatalf("key length mismatch: got %v, exp %v", got, exp)
}
if err := fs.Delete("cpu,host=server2!~#!value"); err != nil {
fatal(t, "deleting", err)
}
keys = fs.Keys()
if got, exp := len(keys), 2; got != exp {
t.Fatalf("key length mismatch: got %v, exp %v", got, exp)
}
}
func TestFileStore_SeekToDesc_End(t *testing.T) {
fs := tsm1.NewFileStore("")
// Setup 3 files
data := []keyValues{
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(1, 0), 2.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(2, 0), 3.0)}},
}
files, err := newFiles(data...)
if err != nil {
t.Fatalf("unexpected error creating files: %v", err)
}
fs.Add(files...)
c := fs.KeyCursor("cpu")
values, err := c.SeekTo(time.Unix(2, 0), false)
if err != nil {
t.Fatalf("unexpected error reading values: %v", err)
}
exp := data[2]
if got, exp := len(values), len(exp.values); got != exp {
t.Fatalf("value length mismatch: got %v, exp %v", got, exp)
}
for i, v := range exp.values {
if got, exp := values[i].Value(), v.Value(); got != exp {
t.Fatalf("read value mismatch(%d): got %v, exp %d", i, got, exp)
}
}
}
func TestFileStore_SeekToAsc_Duplicate(t *testing.T) {
fs := tsm1.NewFileStore("")
// Setup 3 files
data := []keyValues{
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 2.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(2, 0), 3.0)}},
keyValues{"cpu", []tsm1.Value{tsm1.NewValue(time.Unix(2, 0), 4.0)}},
}
files, err := newFiles(data...)
if err != nil {
t.Fatalf("unexpected error creating files: %v", err)
}
fs.Add(files...)
c := fs.KeyCursor("cpu")
// Search for an entry that exists in the second file
values, err := c.SeekTo(time.Unix(0, 0), true)
if err != nil {
t.Fatalf("unexpected error reading values: %v", err)
}
exp := data[1]
if got, exp := len(values), len(exp.values); got != exp {
t.Fatalf("value length mismatch: got %v, exp %v", got, exp)
}
for i, v := range exp.values {
if got, exp := values[i].Value(), v.Value(); got != exp {
t.Fatalf("read value mismatch(%d): got %v, exp %v", i, got, exp)
}
}
// Check that calling Next will dedupe points
values, err = c.Next(true)
if err != nil {
t.Fatalf("unexpected error reading values: %v", err)
}
exp = data[3]
if got, exp := len(values), len(exp.values); got != exp {
t.Fatalf("value length mismatch: got %v, exp %v", got, exp)
}
for i, v := range exp.values {
if got, exp := values[i].Value(), v.Value(); got != exp {
t.Fatalf("read value mismatch(%d): got %v, exp %v", i, got, exp)
}
}
}
func TestFileStore_Open_Deleted(t *testing.T) {
dir := MustTempDir()
defer os.RemoveAll(dir)
// Create 3 TSM files...
data := []keyValues{
keyValues{"cpu,host=server2!~#!value", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
keyValues{"cpu,host=server1!~#!value", []tsm1.Value{tsm1.NewValue(time.Unix(1, 0), 2.0)}},
keyValues{"mem,host=server1!~#!value", []tsm1.Value{tsm1.NewValue(time.Unix(0, 0), 1.0)}},
}
_, err := newFileDir(dir, data...)
if err != nil {
fatal(t, "creating test files", err)
}
fs := tsm1.NewFileStore(dir)
if err := fs.Open(); err != nil {
fatal(t, "opening file store", err)
}
defer fs.Close()
if got, exp := len(fs.Keys()), 3; got != exp {
t.Fatalf("file count mismatch: got %v, exp %v", got, exp)
}
if err := fs.Delete("cpu,host=server2!~#!value"); err != nil {
fatal(t, "deleting", err)
}
fs2 := tsm1.NewFileStore(dir)
if err := fs2.Open(); err != nil {
fatal(t, "opening file store", err)
}
defer fs2.Close()
if got, exp := len(fs2.Keys()), 2; got != exp {
t.Fatalf("file count mismatch: got %v, exp %v", got, exp)
}
}