Skip to content

Ensures our test for stack overflows correctly triggers a stack overflow on release build #80

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Feb 13, 2024
Merged

Ensures our test for stack overflows correctly triggers a stack overflow on release build #80

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
12 changes: 11 additions & 1 deletion CedarJava/src/test/java/com/cedarpolicy/pbt/IntegrationTests.java
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -322,7 +322,7 @@ public void testLongExprStackOverflowDeny() {
Set<EntityUID> resourceParents = new HashSet<>();
var resource = new Entity(new EntityUID(resourceType, resourceId), resourceAttributes, resourceParents);
entities.add(resource);
String p = "permit( principal==User::\"alice\", action==Action::\"view\", resource==Resource::\"photo.jpg\" ) when { resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" && resource.name==\"my_photo\" };";
String p = createNested(5000);
Policy policy = new Policy(p, "ID1");
Set<Policy> policies = new HashSet<>();
policies.add(policy);
Expand All @@ -337,6 +337,16 @@ public void testLongExprStackOverflowDeny() {
Assertions.assertFalse(response.isAllowed());
}

private String createNested(int repeats) {
StringBuilder builder = new StringBuilder("permit(principal == User::\"alice\", action == Action::\"view\", resource == Resource::\"photo.jpg\") when { ");
String phrase = " resource.name == \"my_photo\" && ";
for (int i = 0; i < repeats; i++) {
builder.append(phrase);
}
builder.append(" resource.name==\"my_photo\" };");
return builder.toString();
}

/** Tests a single attribute: resource.owner. */
@Test
public void testUnspecifiedResource() {
Expand Down