rclone/fs/rc/cache_test.go
2019-02-02 11:45:07 +00:00

139 lines
2.6 KiB
Go

package rc
import (
"testing"
"time"
"github.com/ncw/rclone/fs"
"github.com/ncw/rclone/fstest/mockfs"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
var called = 0
func mockNewFs(t *testing.T) func() {
called = 0
oldFsNewFs := fsNewFs
fsNewFs = func(path string) (fs.Fs, error) {
assert.Equal(t, 0, called)
called++
assert.Equal(t, "/", path)
return mockfs.NewFs("mock", "mock"), nil
}
return func() {
fsNewFs = oldFsNewFs
fsCacheMu.Lock()
fsCache = map[string]*cacheEntry{}
expireRunning = false
fsCacheMu.Unlock()
}
}
func TestGetCachedFs(t *testing.T) {
defer mockNewFs(t)()
assert.Equal(t, 0, len(fsCache))
f, err := GetCachedFs("/")
require.NoError(t, err)
assert.Equal(t, 1, len(fsCache))
f2, err := GetCachedFs("/")
require.NoError(t, err)
assert.Equal(t, f, f2)
}
func TestCacheExpire(t *testing.T) {
defer mockNewFs(t)()
cacheExpireInterval = time.Millisecond
assert.Equal(t, false, expireRunning)
_, err := GetCachedFs("/")
require.NoError(t, err)
fsCacheMu.Lock()
entry := fsCache["/"]
assert.Equal(t, 1, len(fsCache))
fsCacheMu.Unlock()
cacheExpire()
fsCacheMu.Lock()
assert.Equal(t, 1, len(fsCache))
entry.lastUsed = time.Now().Add(-cacheExpireDuration - 60*time.Second)
assert.Equal(t, true, expireRunning)
fsCacheMu.Unlock()
time.Sleep(10 * time.Millisecond)
fsCacheMu.Lock()
assert.Equal(t, false, expireRunning)
assert.Equal(t, 0, len(fsCache))
fsCacheMu.Unlock()
}
func TestGetFsNamed(t *testing.T) {
defer mockNewFs(t)()
in := Params{
"potato": "/",
}
f, err := GetFsNamed(in, "potato")
require.NoError(t, err)
assert.NotNil(t, f)
in = Params{
"sausage": "/",
}
f, err = GetFsNamed(in, "potato")
require.Error(t, err)
assert.Nil(t, f)
}
func TestGetFs(t *testing.T) {
defer mockNewFs(t)()
in := Params{
"fs": "/",
}
f, err := GetFs(in)
require.NoError(t, err)
assert.NotNil(t, f)
}
func TestGetFsAndRemoteNamed(t *testing.T) {
defer mockNewFs(t)()
in := Params{
"fs": "/",
"remote": "hello",
}
f, remote, err := GetFsAndRemoteNamed(in, "fs", "remote")
require.NoError(t, err)
assert.NotNil(t, f)
assert.Equal(t, "hello", remote)
f, _, err = GetFsAndRemoteNamed(in, "fsX", "remote")
require.Error(t, err)
assert.Nil(t, f)
f, _, err = GetFsAndRemoteNamed(in, "fs", "remoteX")
require.Error(t, err)
assert.Nil(t, f)
}
func TestGetFsAndRemote(t *testing.T) {
defer mockNewFs(t)()
in := Params{
"fs": "/",
"remote": "hello",
}
f, remote, err := GetFsAndRemote(in)
require.NoError(t, err)
assert.NotNil(t, f)
assert.Equal(t, "hello", remote)
}