forked from zserge/kveer
/
append_test.go
68 lines (56 loc) · 1.17 KB
/
append_test.go
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package kveer
// TODO test remove, save, read
import (
"os"
"syscall"
"testing"
)
func TestAppendOverwrite(t *testing.T) {
kv := NewAppend(KV_APPENDFILE)
kv.Set("a", []byte("foo"))
kv.Set("a", []byte("bar"))
kv.Set("a", []byte("baz"))
kv.Close()
syscall.Sync()
kv = NewAppend(KV_APPENDFILE)
if a := kv.Get("a"); string(a) != "baz" {
t.Error(a)
}
os.Remove(KV_APPENDFILE)
}
func TestAppendReader(t *testing.T) {
kv := NewAppend(KV_APPENDFILE)
kv.Set("a", []byte("foo"))
if err := <-kv.Sync(); err != nil {
t.Error(err)
}
syscall.Sync()
r := NewAppend(KV_APPENDFILE)
if a := r.Get("a"); string(a) != "foo" {
t.Error(a)
}
r.Close()
kv.Set("a", []byte("bar"))
if err := <-kv.Sync(); err != nil {
t.Error(err)
}
syscall.Sync()
r = NewAppend(KV_APPENDFILE)
if a := r.Get("a"); string(a) != "bar" {
t.Error(a)
}
r.Close()
kv.Close()
os.Remove(KV_APPENDFILE)
}
func TestAppendError(t *testing.T) {
// This filename is not allowed on most systems, so will result in an error
kv := NewAppend("some\x00invalid\x00file")
kv.Set("a", []byte("foo"))
if err := <-kv.Sync(); err == nil {
t.Error()
}
if err := kv.Close(); err == nil {
t.Error()
}
}