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-rw-r--r--pkg/state/state_manager_test.go405
1 files changed, 0 insertions, 405 deletions
diff --git a/pkg/state/state_manager_test.go b/pkg/state/state_manager_test.go
deleted file mode 100644
index f11ba28..0000000
--- a/pkg/state/state_manager_test.go
+++ /dev/null
@@ -1,405 +0,0 @@
-package state
-
-import (
- "bytes"
- "context"
- "crypto"
- "crypto/ed25519"
- "crypto/rand"
- "fmt"
- "reflect"
- "testing"
- "time"
-
- "github.com/golang/mock/gomock"
- "git.sigsum.org/sigsum-log-go/pkg/mocks"
- "git.sigsum.org/sigsum-log-go/pkg/types"
-)
-
-var (
- testSig = &[types.SignatureSize]byte{}
- testPub = &[types.VerificationKeySize]byte{}
- testTH = &types.TreeHead{
- Timestamp: 0,
- TreeSize: 0,
- RootHash: types.Hash(nil),
- KeyHash: types.Hash(testPub[:]),
- }
- testSigIdent = &types.SigIdent{
- Signature: testSig,
- KeyHash: types.Hash(testPub[:]),
- }
- testSTH = &types.SignedTreeHead{
- TreeHead: *testTH,
- Signature: testSig,
- }
- testCTH = &types.CosignedTreeHead{
- SignedTreeHead: *testSTH,
- SigIdent: []*types.SigIdent{
- testSigIdent,
- },
- }
- testSignerOK = &mocks.TestSigner{testPub, testSig, nil}
- testSignerErr = &mocks.TestSigner{testPub, testSig, fmt.Errorf("something went wrong")}
-)
-
-func TestNewStateManagerSingle(t *testing.T) {
- for _, table := range []struct {
- description string
- signer crypto.Signer
- rsp *types.TreeHead
- err error
- wantErr bool
- wantSth *types.SignedTreeHead
- }{
- {
- description: "invalid: backend failure",
- signer: testSignerOK,
- err: fmt.Errorf("something went wrong"),
- wantErr: true,
- },
- {
- description: "valid",
- signer: testSignerOK,
- rsp: testTH,
- wantSth: testSTH,
- },
- } {
- // Run deferred functions at the end of each iteration
- func() {
- ctrl := gomock.NewController(t)
- defer ctrl.Finish()
- client := mocks.NewMockClient(ctrl)
- client.EXPECT().GetTreeHead(gomock.Any()).Return(table.rsp, table.err)
-
- sm, err := NewStateManagerSingle(client, table.signer, time.Duration(0), time.Duration(0))
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- return
- }
- if got, want := &sm.cosigned.SignedTreeHead, table.wantSth; !reflect.DeepEqual(got, want) {
- t.Errorf("got cosigned tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- if got, want := &sm.tosign, table.wantSth; !reflect.DeepEqual(got, want) {
- t.Errorf("got tosign tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- // we only have log signature on startup
- if got, want := len(sm.cosignature), 0; got != want {
- t.Errorf("got %d cosignatures but wanted %d in test %q", got, want, table.description)
- }
- }()
- }
-}
-
-func TestLatest(t *testing.T) {
- for _, table := range []struct {
- description string
- signer crypto.Signer
- rsp *types.TreeHead
- err error
- wantErr bool
- wantSth *types.SignedTreeHead
- }{
- {
- description: "invalid: backend failure",
- signer: testSignerOK,
- err: fmt.Errorf("something went wrong"),
- wantErr: true,
- },
- {
- description: "invalid: signature failure",
- rsp: testTH,
- signer: testSignerErr,
- wantErr: true,
- },
- {
- description: "valid",
- signer: testSignerOK,
- rsp: testTH,
- wantSth: testSTH,
- },
- } {
- // Run deferred functions at the end of each iteration
- func() {
- ctrl := gomock.NewController(t)
- defer ctrl.Finish()
- client := mocks.NewMockClient(ctrl)
- client.EXPECT().GetTreeHead(gomock.Any()).Return(table.rsp, table.err)
- sm := StateManagerSingle{
- client: client,
- signer: table.signer,
- }
-
- sth, err := sm.Latest(context.Background())
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- return
- }
- if got, want := sth, table.wantSth; !reflect.DeepEqual(got, want) {
- t.Errorf("got signed tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }()
- }
-}
-
-func TestToSign(t *testing.T) {
- description := "valid"
- sm := StateManagerSingle{
- tosign: *testSTH,
- }
- sth, err := sm.ToSign(context.Background())
- if err != nil {
- t.Errorf("ToSign should not fail with error: %v", err)
- return
- }
- if got, want := sth, testSTH; !reflect.DeepEqual(got, want) {
- t.Errorf("got signed tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, description)
- }
-}
-
-func TestCosigned(t *testing.T) {
- description := "valid"
- sm := StateManagerSingle{
- cosigned: *testCTH,
- }
- cth, err := sm.Cosigned(context.Background())
- if err != nil {
- t.Errorf("Cosigned should not fail with error: %v", err)
- return
- }
- if got, want := cth, testCTH; !reflect.DeepEqual(got, want) {
- t.Errorf("got signed tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, description)
- }
-
- sm.cosigned.SigIdent = make([]*types.SigIdent, 0)
- cth, err = sm.Cosigned(context.Background())
- if err == nil {
- t.Errorf("Cosigned should fail without witness cosignatures")
- return
- }
-}
-
-func TestAddCosignature(t *testing.T) {
- vk, sk, err := ed25519.GenerateKey(rand.Reader)
- if err != nil {
- t.Fatalf("GenerateKey: %v", err)
- }
- if bytes.Equal(vk[:], testPub[:]) {
- t.Fatalf("Sampled same key as testPub, aborting...")
- }
- var vkArray [types.VerificationKeySize]byte
- copy(vkArray[:], vk[:])
-
- for _, table := range []struct {
- description string
- signer crypto.Signer
- vk *[types.VerificationKeySize]byte
- th *types.TreeHead
- wantErr bool
- }{
- {
- description: "invalid: signature error",
- signer: sk,
- vk: testPub, // wrong key for message
- th: testTH,
- wantErr: true,
- },
- {
- description: "valid",
- signer: sk,
- vk: &vkArray,
- th: testTH,
- },
- } {
- sth, _ := table.th.Sign(testSignerOK)
- cth := &types.CosignedTreeHead{
- SignedTreeHead: *sth,
- SigIdent: []*types.SigIdent{},
- }
- sm := &StateManagerSingle{
- signer: testSignerOK,
- cosigned: *cth,
- tosign: *sth,
- cosignature: map[[types.HashSize]byte]*types.SigIdent{},
- }
-
- // Prepare witness signature
- sth, err := table.th.Sign(table.signer)
- if err != nil {
- t.Fatalf("Sign: %v", err)
- }
- si := &types.SigIdent{
- KeyHash: types.Hash(table.signer.Public().(ed25519.PublicKey)[:]),
- Signature: sth.Signature,
- }
-
- // Add witness signature
- err = sm.AddCosignature(context.Background(), table.vk, si.Signature)
- if got, want := err != nil, table.wantErr; got != want {
- t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
- }
- if err != nil {
- continue
- }
-
- // We should have one witness signature
- if got, want := len(sm.cosignature), 1; got != want {
- t.Errorf("got %d cosignatures but wanted %v in test %q", got, want, table.description)
- continue
- }
- // check that witness signature is there
- sigident, ok := sm.cosignature[*si.KeyHash]
- if !ok {
- t.Errorf("witness signature is missing")
- continue
- }
- if got, want := si, sigident; !reflect.DeepEqual(got, want) {
- t.Errorf("got witness sigident\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- continue
- }
-
- // Adding a duplicate signature should give an error
- if err := sm.AddCosignature(context.Background(), table.vk, si.Signature); err == nil {
- t.Errorf("duplicate witness signature accepted as valid")
- }
- }
-}
-
-func TestRotate(t *testing.T) {
- log := testSigIdent
- wit1 := &types.SigIdent{
- Signature: testSig,
- KeyHash: types.Hash([]byte("wit1 key")),
- }
- wit2 := &types.SigIdent{
- Signature: testSig,
- KeyHash: types.Hash([]byte("wit2 key")),
- }
- th0 := testTH
- th1 := &types.TreeHead{
- Timestamp: 1,
- TreeSize: 1,
- RootHash: types.Hash([]byte("1")),
- }
- th2 := &types.TreeHead{
- Timestamp: 2,
- TreeSize: 2,
- RootHash: types.Hash([]byte("2")),
- }
-
- for _, table := range []struct {
- description string
- before, after *StateManagerSingle
- next *types.SignedTreeHead
- }{
- {
- description: "tosign tree head repated, but got one new witnes signature",
- before: &StateManagerSingle{
- cosigned: types.CosignedTreeHead{
- SignedTreeHead: types.SignedTreeHead{
- TreeHead: *th0,
- Signature: log.Signature,
- },
- SigIdent: []*types.SigIdent{wit1},
- },
- tosign: types.SignedTreeHead{
- TreeHead: *th0,
- Signature: log.Signature,
- },
- cosignature: map[[types.HashSize]byte]*types.SigIdent{
- *wit2.KeyHash: wit2, // the new witness signature
- },
- },
- next: &types.SignedTreeHead{
- TreeHead: *th1,
- Signature: log.Signature,
- },
- after: &StateManagerSingle{
- cosigned: types.CosignedTreeHead{
- SignedTreeHead: types.SignedTreeHead{
- TreeHead: *th0,
- Signature: log.Signature,
- },
- SigIdent: []*types.SigIdent{wit1, wit2},
- },
- tosign: types.SignedTreeHead{
- TreeHead: *th1,
- Signature: log.Signature,
- },
- cosignature: map[[types.HashSize]byte]*types.SigIdent{},
- },
- },
- {
- description: "tosign tree head did not repeat, it got one witness signature",
- before: &StateManagerSingle{
- cosigned: types.CosignedTreeHead{
- SignedTreeHead: types.SignedTreeHead{
- TreeHead: *th0,
- Signature: log.Signature,
- },
- SigIdent: []*types.SigIdent{wit1},
- },
- tosign: types.SignedTreeHead{
- TreeHead: *th1,
- Signature: log.Signature,
- },
- cosignature: map[[types.HashSize]byte]*types.SigIdent{
- *log.KeyHash: wit2,
- },
- },
- next: &types.SignedTreeHead{
- TreeHead: *th2,
- Signature: log.Signature,
- },
- after: &StateManagerSingle{
- cosigned: types.CosignedTreeHead{
- SignedTreeHead: types.SignedTreeHead{
- TreeHead: *th1,
- Signature: log.Signature,
- },
- SigIdent: []*types.SigIdent{wit2},
- },
- tosign: types.SignedTreeHead{
- TreeHead: *th2,
- Signature: log.Signature,
- },
- cosignature: map[[types.HashSize]byte]*types.SigIdent{},
- },
- },
- } {
- table.before.rotate(table.next)
- if got, want := table.before.cosigned.SignedTreeHead, table.after.cosigned.SignedTreeHead; !reflect.DeepEqual(got, want) {
- t.Errorf("got cosigned tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- checkWitnessList(t, table.description, table.before.cosigned.SigIdent, table.after.cosigned.SigIdent)
- if got, want := table.before.tosign, table.after.tosign; !reflect.DeepEqual(got, want) {
- t.Errorf("got tosign tree head\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- if got, want := table.before.cosignature, table.after.cosignature; !reflect.DeepEqual(got, want) {
- t.Errorf("got cosignature map\n\t%v\nbut wanted\n\t%v\nin test %q", got, want, table.description)
- }
- }
-}
-
-func checkWitnessList(t *testing.T, description string, got, want []*types.SigIdent) {
- t.Helper()
- for _, si := range got {
- found := false
- for _, sj := range want {
- if reflect.DeepEqual(si, sj) {
- found = true
- break
- }
- }
- if !found {
- t.Errorf("got unexpected signature-signer pair with key hash in test %q: %x", description, si.KeyHash[:])
- }
- }
- if len(got) != len(want) {
- t.Errorf("got %d signature-signer pairs but wanted %d in test %q", len(got), len(want), description)
- }
-}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-21 17:17:30 +0000