VictoriaMetrics/lib/storage/part_header_test.go

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2019-05-22 21:16:55 +00:00
package storage
import (
"testing"
)
func TestPartHeaderParseFromPath(t *testing.T) {
testParseFromPathError := func(path string) {
t.Helper()
var ph partHeader
if err := ph.ParseFromPath(path); err == nil {
t.Fatalf("expecting non-nil error")
}
}
t.Run("Error", func(t *testing.T) {
testParseFromPathError("")
testParseFromPathError("foobar")
testParseFromPathError("/foo/bar")
testParseFromPathError("/rowscount_mintimestamp_maxtimestamp_garbage")
testParseFromPathError("/rowscount_mintimestamp_maxtimestamp_garbage")
testParseFromPathError("/12_3456_mintimestamp_maxtimestamp_garbage")
testParseFromPathError("/12_3456_20181011010203.456_maxtimestamp_garbage")
testParseFromPathError("/12_3456_20181011010203.456_20181011010202.456_garbage")
testParseFromPathError("12_3456_20181011010203.456_20181011010203.457_garbage")
testParseFromPathError("12_3456_20181011010203.456_20181011010203.457_garbage/")
// MinTimestamp > MaxTimetamp
testParseFromPathError("1233_456_20181011010203.456_20181011010202.457_garbage")
// Zero rowsCount
testParseFromPathError("0_123_20181011010203.456_20181011010203.457_garbage")
// Zero blocksCount
testParseFromPathError("123_0_20181011010203.456_20181011010203.457_garbage")
// blocksCount > rowsCount
testParseFromPathError("123_456_20181011010203.456_20181011010203.457_garbage")
})
testParseFromPathSuccess := func(path string, phStringExpected string) {
t.Helper()
var ph partHeader
if err := ph.ParseFromPath(path); err != nil {
t.Fatalf("unexpected error when parsing path %q: %s", path, err)
}
phString := ph.String()
if phString != phStringExpected {
t.Fatalf("unexpected partHeader string for path %q: got %q; want %q", path, phString, phStringExpected)
}
}
t.Run("Success", func(t *testing.T) {
testParseFromPathSuccess("/1233_456_20181011010203.456_20181011010203.457_garbage", "1233_456_20181011010203.456_20181011010203.457")
testParseFromPathSuccess("/1233_456_20181011010203.456_20181011010203.457_garbage/", "1233_456_20181011010203.456_20181011010203.457")
testParseFromPathSuccess("/1233_456_20181011010203.456_20181011010203.457_garbage///", "1233_456_20181011010203.456_20181011010203.457")
testParseFromPathSuccess("/var/lib/tsdb/1233_456_20181011010203.456_20181011010203.457_garbage///", "1233_456_20181011010203.456_20181011010203.457")
testParseFromPathSuccess("/var/lib/tsdb/456_456_20181011010203.456_20181011010203.457_232345///", "456_456_20181011010203.456_20181011010203.457")
})
}