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76 lines
2.4 KiB
76 lines
2.4 KiB
package consensus
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import (
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"io/ioutil"
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"os"
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"path"
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"strings"
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"testing"
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)
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var testTxt = `{"time":"2016-01-16T04:42:00.390Z","msg":[1,{"height":28219,"round":0,"step":"RoundStepPrevote"}]}
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{"time":"2016-01-16T04:42:00.390Z","msg":[2,{"msg":[20,{"ValidatorIndex":0,"Vote":{"height":28219,"round":0,"type":1,"block_hash":"67F9689F15BEC30BF311FB4C0C80C5E661AA44E0","block_parts_header":{"total":1,"hash":"DFFD4409A1E273ED61AC27CAF975F446020D5676"},"signature":"4CC6845A128E723A299B470CCBB2A158612AA51321447F6492F3DA57D135C27FCF4124B3B19446A248252BDA45B152819C76AAA5FD35E1C07091885CE6955E05"}}],"peer_key":""}]}
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{"time":"2016-01-16T04:42:00.392Z","msg":[1,{"height":28219,"round":0,"step":"RoundStepPrecommit"}]}
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{"time":"2016-01-16T04:42:00.392Z","msg":[2,{"msg":[20,{"ValidatorIndex":0,"Vote":{"height":28219,"round":0,"type":2,"block_hash":"67F9689F15BEC30BF311FB4C0C80C5E661AA44E0","block_parts_header":{"total":1,"hash":"DFFD4409A1E273ED61AC27CAF975F446020D5676"},"signature":"1B9924E010F47E0817695DFE462C531196E5A12632434DE12180BBA3EFDAD6B3960FDB9357AFF085EB61729A7D4A6AD8408555D7569C87D9028F280192FD4E05"}}],"peer_key":""}]}
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{"time":"2016-01-16T04:42:00.393Z","msg":[1,{"height":28219,"round":0,"step":"RoundStepCommit"}]}
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{"time":"2016-01-16T04:42:00.395Z","msg":[1,{"height":28220,"round":0,"step":"RoundStepNewHeight"}]}`
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func TestSeek(t *testing.T) {
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f, err := ioutil.TempFile(os.TempDir(), "seek_test_")
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if err != nil {
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t.Fatal(err)
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}
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stat, _ := f.Stat()
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name := stat.Name()
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_, err = f.WriteString(testTxt)
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if err != nil {
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t.Fatal(err)
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}
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f.Close()
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wal, err := NewWAL(path.Join(os.TempDir(), name), config.GetBool("cswal_light"))
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if err != nil {
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t.Fatal(err)
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}
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keyWord := "Precommit"
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n, err := wal.SeekFromEnd(func(b []byte) bool {
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if strings.Contains(string(b), keyWord) {
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return true
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}
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return false
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})
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if err != nil {
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t.Fatal(err)
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}
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// confirm n
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spl := strings.Split(testTxt, "\n")
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var i int
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var s string
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for i, s = range spl {
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if strings.Contains(s, keyWord) {
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break
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}
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}
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// n is lines from the end.
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spl = spl[i:]
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if n != len(spl) {
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t.Fatalf("Wrong nLines. Got %d, expected %d", n, len(spl))
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}
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b, err := ioutil.ReadAll(wal.fp)
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if err != nil {
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t.Fatal(err)
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}
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// first char is a \n
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spl2 := strings.Split(strings.Trim(string(b), "\n"), "\n")
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for i, s := range spl {
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if s != spl2[i] {
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t.Fatalf("Mismatch. Got %s, expected %s", spl2[i], s)
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}
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}
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}
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