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/*
* policy_test.go - tests for creating and modifying policies
*
* Copyright 2017 Google Inc.
* Author: Joe Richey (joerichey@google.com)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package actions
import (
"testing"
"github.com/pkg/errors"
)
// Makes a protector and policy
func makeBoth() (*Protector, *Policy, error) {
protector, err := CreateProtector(testContext, testProtectorName, goodCallback)
if err != nil {
return nil, nil, err
}
policy, err := CreatePolicy(testContext, protector)
if err != nil {
cleanupProtector(protector)
return nil, nil, err
}
return protector, policy, nil
}
func cleanupProtector(protector *Protector) {
protector.Lock()
protector.Destroy()
}
func cleanupPolicy(policy *Policy) {
policy.Lock()
policy.Destroy()
}
// Tests that we can make a policy/protector pair
func TestCreatePolicy(t *testing.T) {
pro, pol, err := makeBoth()
if err != nil {
t.Error(err)
}
cleanupPolicy(pol)
cleanupProtector(pro)
}
// Tests that we can add another protector to the policy
func TestPolicyGoodAddProtector(t *testing.T) {
pro1, pol, err := makeBoth()
defer cleanupProtector(pro1)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
pro2, err := CreateProtector(testContext, testProtectorName2, goodCallback)
if err != nil {
t.Fatal(err)
}
defer cleanupProtector(pro2)
err = pol.AddProtector(pro2)
if err != nil {
t.Error(err)
}
}
// Tests that we cannot add a protector to a policy twice
func TestPolicyBadAddProtector(t *testing.T) {
pro, pol, err := makeBoth()
defer cleanupProtector(pro)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
if pol.AddProtector(pro) == nil {
t.Error("we should not be able to add the same protector twice")
}
}
// Tests that we can remove a protector we added
func TestPolicyGoodRemoveProtector(t *testing.T) {
pro1, pol, err := makeBoth()
defer cleanupProtector(pro1)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
pro2, err := CreateProtector(testContext, testProtectorName2, goodCallback)
if err != nil {
t.Fatal(err)
}
defer cleanupProtector(pro2)
err = pol.AddProtector(pro2)
if err != nil {
t.Fatal(err)
}
err = pol.RemoveProtector(pro1)
if err != nil {
t.Error(err)
}
}
// Tests various bad ways to remove protectors
func TestPolicyBadRemoveProtector(t *testing.T) {
pro1, pol, err := makeBoth()
defer cleanupProtector(pro1)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
pro2, err := CreateProtector(testContext, testProtectorName2, goodCallback)
if err != nil {
t.Fatal(err)
}
defer cleanupProtector(pro2)
if pol.RemoveProtector(pro2) == nil {
t.Error("we should not be able to remove a protector we did not add")
}
if pol.RemoveProtector(pro1) == nil {
t.Error("we should not be able to remove all the protectors from a policy")
}
}
// Tests that policy can be unlocked with a callback.
func TestPolicyUnlockWithCallback(t *testing.T) {
// Our optionFunc just selects the first protector
optionFn := func(policyDescriptor string, options []*ProtectorOption) (int, error) {
return 0, nil
}
pro1, pol, err := makeBoth()
defer cleanupProtector(pro1)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
if err := pol.Lock(); err != nil {
t.Fatal(err)
}
if err := pol.Unlock(optionFn, goodCallback); err != nil {
t.Error(err)
}
if err := pol.Lock(); err != nil {
t.Error(err)
}
}
// Tests that policy can be unlock with an unlocked protector.
func TestPolicyUnlockWithProtector(t *testing.T) {
pro1, pol, err := makeBoth()
defer cleanupProtector(pro1)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
if err := pol.Lock(); err != nil {
t.Fatal(err)
}
if err := pol.UnlockWithProtector(pro1); err != nil {
t.Error(err)
}
if err := pol.Lock(); err != nil {
t.Error(err)
}
}
// Tests that locked protectors cannot unlock a policy.
func TestPolicyUnlockWithLockedProtector(t *testing.T) {
pro1, pol, err := makeBoth()
defer cleanupProtector(pro1)
defer cleanupPolicy(pol)
if err != nil {
t.Fatal(err)
}
if err := pol.Lock(); err != nil {
t.Fatal(err)
}
if err := pro1.Lock(); err != nil {
t.Fatal(err)
}
if err := pol.UnlockWithProtector(pro1); errors.Cause(err) != ErrLocked {
t.Errorf("Expected a cause of %v got %v", ErrLocked, err)
if err == nil {
pol.Lock()
}
}
}
|
