/
boltpersistentstate_test.go
161 lines (132 loc) · 4.21 KB
/
boltpersistentstate_test.go
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package chezmoi
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/twpayne/go-vfs/v2"
"github.com/twpayne/go-vfs/v2/vfst"
"github.com/twpayne/chezmoi/internal/chezmoitest"
)
var _ PersistentState = &BoltPersistentState{}
func TestBoltPersistentState(t *testing.T) {
chezmoitest.WithTestFS(t, nil, func(fs vfs.FS) {
var (
s = NewRealSystem(fs)
path = AbsPath("/home/user/.config/chezmoi/chezmoistate.boltdb")
bucket = []byte("bucket")
key = []byte("key")
value = []byte("value")
)
b1, err := NewBoltPersistentState(s, path, BoltPersistentStateReadWrite)
require.NoError(t, err)
// Test that getting a key from an non-existent state does not create
// the state.
actualValue, err := b1.Get(bucket, key)
require.NoError(t, err)
vfst.RunTests(t, fs, "",
vfst.TestPath(string(path),
vfst.TestDoesNotExist,
),
)
assert.Equal(t, []byte(nil), actualValue)
// Test that deleting a key from a non-existent state does not create
// the state.
require.NoError(t, b1.Delete(bucket, key))
vfst.RunTests(t, fs, "",
vfst.TestPath(string(path),
vfst.TestDoesNotExist,
),
)
// Test that setting a key creates the state.
assert.NoError(t, b1.Set(bucket, key, value))
vfst.RunTests(t, fs, "",
vfst.TestPath(string(path),
vfst.TestModeIsRegular,
),
)
actualValue, err = b1.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value, actualValue)
visited := false
require.NoError(t, b1.ForEach(bucket, func(k, v []byte) error {
visited = true
assert.Equal(t, key, k)
assert.Equal(t, value, v)
return nil
}))
require.True(t, visited)
require.NoError(t, b1.Close())
b2, err := NewBoltPersistentState(s, path, BoltPersistentStateReadWrite)
require.NoError(t, err)
require.NoError(t, b2.Delete(bucket, key))
actualValue, err = b2.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, []byte(nil), actualValue)
})
}
func TestBoltPersistentStateMock(t *testing.T) {
chezmoitest.WithTestFS(t, nil, func(fs vfs.FS) {
var (
s = NewRealSystem(fs)
path = AbsPath("/home/user/.config/chezmoi/chezmoistate.boltdb")
bucket = []byte("bucket")
key = []byte("key")
value1 = []byte("value1")
value2 = []byte("value2")
)
b, err := NewBoltPersistentState(s, path, BoltPersistentStateReadWrite)
require.NoError(t, err)
require.NoError(t, b.Set(bucket, key, value1))
m := NewMockPersistentState()
require.NoError(t, b.CopyTo(m), err)
actualValue, err := m.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value1, actualValue)
require.NoError(t, m.Set(bucket, key, value2))
actualValue, err = m.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value2, actualValue)
actualValue, err = b.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value1, actualValue)
require.NoError(t, m.Delete(bucket, key))
actualValue, err = m.Get(bucket, key)
require.NoError(t, err)
assert.Nil(t, actualValue)
actualValue, err = b.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value1, actualValue)
require.NoError(t, b.Close())
})
}
func TestBoltPersistentStateReadOnly(t *testing.T) {
chezmoitest.WithTestFS(t, nil, func(fs vfs.FS) {
var (
s = NewRealSystem(fs)
path = AbsPath("/home/user/.config/chezmoi/chezmoistate.boltdb")
bucket = []byte("bucket")
key = []byte("key")
value = []byte("value")
)
b1, err := NewBoltPersistentState(s, path, BoltPersistentStateReadWrite)
require.NoError(t, err)
require.NoError(t, b1.Set(bucket, key, value))
require.NoError(t, b1.Close())
b2, err := NewBoltPersistentState(s, path, BoltPersistentStateReadOnly)
require.NoError(t, err)
defer b2.Close()
b3, err := NewBoltPersistentState(s, path, BoltPersistentStateReadOnly)
require.NoError(t, err)
defer b3.Close()
actualValueB, err := b2.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value, actualValueB)
actualValueC, err := b3.Get(bucket, key)
require.NoError(t, err)
assert.Equal(t, value, actualValueC)
assert.Error(t, b2.Set(bucket, key, value))
assert.Error(t, b3.Set(bucket, key, value))
require.NoError(t, b2.Close())
require.NoError(t, b3.Close())
})
}