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// Copyright (c) 2013, Suryandaru Triandana <syndtr@gmail.com>
// All rights reserved.
//
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package storage
import (
"bytes"
"testing"
)
func TestMemStorage(t *testing.T) {
m := NewMemStorage()
l, err := m.Lock()
if err != nil {
t.Fatal("storage lock failed(1): ", err)
}
_, err = m.Lock()
if err == nil {
t.Fatal("expect error for second storage lock attempt")
} else {
t.Logf("storage lock got error: %s (expected)", err)
}
l.Release()
_, err = m.Lock()
if err != nil {
t.Fatal("storage lock failed(2): ", err)
}
f := m.GetFile(1, TypeTable)
if f.Num() != 1 && f.Type() != TypeTable {
t.Fatal("invalid file number and type")
}
w, _ := f.Create()
w.Write([]byte("abc"))
w.Close()
if ff, _ := m.GetFiles(TypeAll); len(ff) != 1 {
t.Fatal("invalid GetFiles len")
}
buf := new(bytes.Buffer)
r, err := f.Open()
if err != nil {
t.Fatal("Open: got error: ", err)
}
buf.ReadFrom(r)
r.Close()
if got := buf.String(); got != "abc" {
t.Fatalf("Read: invalid value, want=abc got=%s", got)
}
if _, err := f.Open(); err != nil {
t.Fatal("Open: got error: ", err)
}
if _, err := m.GetFile(1, TypeTable).Open(); err == nil {
t.Fatal("expecting error")
}
f.Remove()
if ff, _ := m.GetFiles(TypeAll); len(ff) != 0 {
t.Fatal("invalid GetFiles len", len(ff))
}
if _, err := f.Open(); err == nil {
t.Fatal("expecting error")
}
}
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