frostfs-node/services/public/object/preprocessor_test.go
alexvanin dadfd90dcd Initial commit
Initial public review release v0.10.0
2020-07-10 17:45:00 +03:00

142 lines
3.7 KiB
Go

package object
import (
"context"
"testing"
"github.com/nspcc-dev/neofs-api-go/object"
"github.com/nspcc-dev/neofs-node/internal"
"github.com/nspcc-dev/neofs-node/lib/core"
"github.com/nspcc-dev/neofs-node/lib/implementations"
"github.com/nspcc-dev/neofs-node/lib/test"
"github.com/stretchr/testify/require"
)
type (
// Entity for mocking interfaces.
// Implementation of any interface intercepts arguments via f (if not nil).
// If err is not nil, it returns as it is. Otherwise, casted to needed type res returns w/o error.
testPreProcessorEntity struct {
// Set of interfaces which testCommonEntity must implement, but some methods from those does not call.
serviceRequest
Placer
implementations.AddressStoreComponent
EpochReceiver
core.OwnerKeyVerifier
// Argument interceptor. Used for ascertain of correct parameter passage between components.
f func(...interface{})
// Mocked result of any interface.
res interface{}
// Mocked error of any interface.
err error
}
)
var _ requestPreProcessor = (*testPreProcessorEntity)(nil)
func (s *testPreProcessorEntity) preProcess(_ context.Context, req serviceRequest) error {
if s.f != nil {
s.f(req)
}
return s.err
}
func TestSigningPreProcessor_preProcess(t *testing.T) {
ctx := context.TODO()
req := new(object.SearchRequest)
t.Run("internal pre-processor error", func(t *testing.T) {
ppErr := internal.Error("test error for pre-processor")
s := &signingPreProcessor{
preProc: &testPreProcessorEntity{
f: func(items ...interface{}) {
t.Run("correct internal pre-processor params", func(t *testing.T) {
require.Equal(t, req, items[0].(serviceRequest))
})
},
err: ppErr,
},
}
require.EqualError(t, s.preProcess(ctx, req), ppErr.Error())
})
t.Run("correct result", func(t *testing.T) {
key := test.DecodeKey(0)
exp := signRequest(key, req)
s := &signingPreProcessor{
preProc: new(testPreProcessorEntity),
key: key,
}
require.Equal(t, exp, s.preProcess(ctx, req))
})
}
func TestComplexPreProcessor_PreProcess(t *testing.T) {
ctx := context.TODO()
t.Run("empty request argument", func(t *testing.T) {
require.PanicsWithValue(t, pmEmptyServiceRequest, func() {
// ascertain that nil request causes panic
_ = new(complexPreProcessor).preProcess(ctx, nil)
})
})
// create serviceRequest instance.
req := new(testPreProcessorEntity)
t.Run("empty list", func(t *testing.T) {
require.NoError(t, new(complexPreProcessor).preProcess(ctx, req))
})
t.Run("non-empty list", func(t *testing.T) {
firstCalled := false
p1 := &testPreProcessorEntity{
f: func(items ...interface{}) {
t.Run("correct nested pre processor params", func(t *testing.T) {
require.Equal(t, req, items[0].(serviceRequest))
})
firstCalled = true // mark first requestPreProcessor call
},
err: nil, // force requestPreProcessor to return nil error
}
// create custom error
pErr := internal.Error("pre processor error for test")
p2 := &testPreProcessorEntity{
err: pErr, // force second requestPreProcessor to return created error
}
thirdCalled := false
p3 := &testPreProcessorEntity{
f: func(_ ...interface{}) {
thirdCalled = true // mark third requestPreProcessor call
},
err: nil, // force requestPreProcessor to return nil error
}
// create complex requestPreProcessor
p := &complexPreProcessor{
list: []requestPreProcessor{p1, p2, p3}, // order is important
}
// ascertain error returns as expected
require.EqualError(t,
p.preProcess(ctx, req),
pErr.Error(),
)
// ascertain first requestPreProcessor was called
require.True(t, firstCalled)
// ascertain first requestPreProcessor was not called
require.False(t, thirdCalled)
})
}