frostfs-contract/tests/policy_test.go

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package tests
import (
"bytes"
"path"
"testing"
"git.frostfs.info/TrueCloudLab/frostfs-contract/policy"
"github.com/nspcc-dev/neo-go/pkg/neotest"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/require"
)
const policyPath = "../policy"
func deployPolicyContract(t *testing.T, e *neotest.Executor) util.Uint160 {
cfgPath := path.Join(policyPath, "config.yml")
c := neotest.CompileFile(t, e.CommitteeHash, policyPath, cfgPath)
e.DeployContract(t, c, nil)
return c.Hash
}
func newPolicyInvoker(t *testing.T) *neotest.ContractInvoker {
e := newExecutor(t)
h := deployPolicyContract(t, e)
return e.CommitteeInvoker(h)
}
func TestPolicy(t *testing.T) {
e := newPolicyInvoker(t)
// Policies are opaque to the contract and are just raw bytes to store.
p1 := []byte("chain1")
p2 := []byte("chain2")
p3 := []byte("chain3")
p33 := []byte("chain33")
e.Invoke(t, stackitem.Null{}, "addChain", policy.Namespace, "mynamespace", "ingress:123", p1)
checkChains(t, e, "mynamespace", "", "ingress", [][]byte{p1})
checkChains(t, e, "mynamespace", "", "all", nil)
e.Invoke(t, stackitem.Null{}, "addChain", policy.Container, "cnr1", "ingress:myrule2", p2)
checkChains(t, e, "mynamespace", "", "ingress", [][]byte{p1}) // Only namespace chains.
checkChains(t, e, "mynamespace", "cnr1", "ingress", [][]byte{p1, p2})
checkChains(t, e, "mynamespace", "cnr1", "all", nil) // No chains attached to 'all'.
checkChains(t, e, "mynamespace", "cnr2", "ingress", [][]byte{p1}) // Only namespace, no chains for the container.
e.Invoke(t, stackitem.Null{}, "addChain", policy.Container, "cnr1", "ingress:myrule3", p3)
checkChains(t, e, "mynamespace", "cnr1", "ingress", [][]byte{p1, p2, p3})
e.Invoke(t, stackitem.Null{}, "addChain", policy.Container, "cnr1", "ingress:myrule3", p33)
checkChain(t, e, policy.Container, "cnr1", "ingress:myrule3", p33)
checkChains(t, e, "mynamespace", "cnr1", "ingress", [][]byte{p1, p2, p33}) // Override chain.
checkChainsByPrefix(t, e, policy.Container, "cnr1", "", [][]byte{p2, p33})
checkChainsByPrefix(t, e, policy.IAM, "", "", nil)
t.Run("removal", func(t *testing.T) {
t.Run("wrong name", func(t *testing.T) {
e.Invoke(t, stackitem.Null{}, "removeChain", policy.Namespace, "mynamespace", "ingress")
checkChains(t, e, "mynamespace", "", "ingress", [][]byte{p1})
})
e.Invoke(t, stackitem.Null{}, "removeChain", policy.Namespace, "mynamespace", "ingress:123")
checkChains(t, e, "mynamespace", "", "ingress", nil)
checkChains(t, e, "mynamespace", "cnr1", "ingress", [][]byte{p2, p33}) // Container chains still exist.
// Remove by prefix.
e.Invoke(t, stackitem.Null{}, "removeChainsByPrefix", policy.Container, "cnr1", "ingress")
checkChains(t, e, "mynamespace", "cnr1", "ingress", nil)
})
}
func checkChains(t *testing.T, e *neotest.ContractInvoker, namespace, container, name string, expected [][]byte) {
s, err := e.TestInvoke(t, "listChains", namespace, container, name)
require.NoError(t, err)
checksChainsOnStack(t, s, expected)
}
func checkChainsByPrefix(t *testing.T, e *neotest.ContractInvoker, kind byte, entityName, prefix string, expected [][]byte) {
s, err := e.TestInvoke(t, "listChainsByPrefix", kind, entityName, prefix)
require.NoError(t, err)
checksChainsOnStack(t, s, expected)
}
func checksChainsOnStack(t *testing.T, s *vm.Stack, expected [][]byte) {
require.Equal(t, 1, s.Len())
if len(expected) == 0 {
_, ok := s.Pop().Item().(stackitem.Null)
require.True(t, ok)
return
}
var actual [][]byte
arr := s.Pop().Array()
for i := range arr {
bs, err := arr[i].TryBytes()
require.NoError(t, err)
actual = append(actual, bs)
}
require.ElementsMatch(t, expected, actual)
}
func checkChain(t *testing.T, e *neotest.ContractInvoker, kind byte, entityName, name string, expected []byte) {
s, err := e.TestInvoke(t, "getChain", kind, entityName, name)
require.NoError(t, err)
require.Equal(t, 1, s.Len())
require.True(t, bytes.Equal(expected, s.Pop().Bytes()))
}