/*
* Copyright 2010-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* 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://aws.amazon.com/apache2.0
*
* This file 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 com.amazonaws.auth.policy;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import com.amazonaws.auth.policy.Statement.Effect;
import org.junit.Test;
import java.util.HashSet;
import java.util.Set;
/**
* Unit tests for constructing policy objects and serializing them to JSON.
*/
public class PolicyTest {
/**
* Tests that a policy correctly assigns unique statement IDs to any added
* statements without IDs yet.
*/
@Test
public void testStatementIdAssignment() throws Exception {
Policy policy = new Policy("S3PolicyId1");
policy.withStatements(
new Statement(Effect.Allow).withId("0")
.withPrincipals(Principal.AllUsers)
.withActions(new TestAction("action1")),
new Statement(Effect.Allow).withId("1")
.withPrincipals(Principal.AllUsers)
.withActions(new TestAction("action1")), new Statement(
Effect.Deny).withPrincipals(Principal.AllUsers)
.withActions(new TestAction("action2")));
assertValidStatementIds(policy);
}
private class TestAction implements Action {
private final String name;
public TestAction(String name) {
this.name = name;
}
@Override
public String getActionName() {
return name;
}
}
/**
* Asserts that each statement in the specified policy has a unique ID
* assigned to it.
*/
private void assertValidStatementIds(Policy policy) {
Set<String> statementIds = new HashSet<String>();
for (Statement statement : policy.getStatements()) {
assertNotNull(statement.getId());
assertFalse(statementIds.contains(statement.getId()));
statementIds.add(statement.getId());
}
}
}