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hsluoyz merged 2 commits into from
Jan 2, 2026
Merged

feat: refactor JMH benchmarks to isolate initialization overhead from measurements #496

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ebeb6cf
Initial plan
Copilot Jan 2, 2026
120f453
Refactor all JMH benchmarks to use proper State and Setup patterns
Copilot Jan 2, 2026
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145 changes: 106 additions & 39 deletions src/test/java/org/casbin/jcasbin/main/benchmark/CachedEnforcerBenchmarkTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -25,13 +25,13 @@
import java.util.List;
import java.util.concurrent.TimeUnit;

@BenchmarkMode(Mode.Throughput)
@Warmup(iterations = 3, time = 1)
@BenchmarkMode({Mode.Throughput, Mode.AverageTime})
@Warmup(iterations = 5, time = 1)
@Measurement(iterations = 5, time = 1)
@Threads(1)
@Fork(1)
@State(value = Scope.Benchmark)
@OutputTimeUnit(TimeUnit.SECONDS)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
public class CachedEnforcerBenchmarkTest {

public static class TestResource {
Expand Down Expand Up @@ -71,38 +71,57 @@ public void benchmarkCachedRaw() {
rawEnforce("alice", "data1", "read");
}

private CachedEnforcer cachedBasicModelEnforcer;

@Setup(Level.Trial)
public void setupCachedBasicModel() {
cachedBasicModelEnforcer = new CachedEnforcer("examples/basic_model.conf", "examples/basic_policy.csv");
}

@Benchmark
public void benchmarkCachedBasicModel() {
CachedEnforcer e = new CachedEnforcer("examples/basic_model.conf", "examples/basic_policy.csv");
e.enforce("alice", "data1", "read");
cachedBasicModelEnforcer.enforce("alice", "data1", "read");
}

private CachedEnforcer cachedRBACModelEnforcer;

@Setup(Level.Trial)
public void setupCachedRBACModel() {
cachedRBACModelEnforcer = new CachedEnforcer("examples/rbac_model.conf", "examples/rbac_policy.csv");
}

@Benchmark
public void benchmarkCachedRBACModel() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_model.conf", "examples/rbac_policy.csv");
e.enforce("alice", "data2", "read");
cachedRBACModelEnforcer.enforce("alice", "data2", "read");
}

@Benchmark
public void benchmarkCachedRBACModelSmall() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_model.conf", "");
private CachedEnforcer cachedRBACModelSmallEnforcer;

@Setup(Level.Trial)
public void setupCachedRBACModelSmall() {
cachedRBACModelSmallEnforcer = new CachedEnforcer("examples/rbac_model.conf", "");

// 100 roles, 10 resources.
for (int i = 0; i < 100; i++) {
e.addPolicy(String.format("group%d", i), String.format("data%d", i / 10), "read");
cachedRBACModelSmallEnforcer.addPolicy(String.format("group%d", i), String.format("data%d", i / 10), "read");
}

// 1000 users.
for (int i = 0; i < 1000; i++) {
e.addGroupingPolicy(String.format("user%d", i), String.format("group%d", i / 10));
cachedRBACModelSmallEnforcer.addGroupingPolicy(String.format("user%d", i), String.format("group%d", i / 10));
}

e.enforce("user501", "data9", "read");
}

@Benchmark
public void benchmarkCachedRBACModelMedium() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_model.conf", "");
public void benchmarkCachedRBACModelSmall() {
cachedRBACModelSmallEnforcer.enforce("user501", "data9", "read");
}

private CachedEnforcer cachedRBACModelMediumEnforcer;

@Setup(Level.Trial)
public void setupCachedRBACModelMedium() {
cachedRBACModelMediumEnforcer = new CachedEnforcer("examples/rbac_model.conf", "");

// 1000 roles, 100 resources.
List<List<String>> pPolicies = new ArrayList<>();
Expand All @@ -113,7 +132,7 @@ public void benchmarkCachedRBACModelMedium() {
policy.add("read");
pPolicies.add(policy);
}
e.addPolicies(pPolicies);
cachedRBACModelMediumEnforcer.addPolicies(pPolicies);

// 10000 users.
List<List<String>> gPolicies = new ArrayList<>();
Expand All @@ -123,14 +142,19 @@ public void benchmarkCachedRBACModelMedium() {
policy.add(String.format("group%d", i / 10));
gPolicies.add(policy);
}
e.addGroupingPolicies(gPolicies);

e.enforce("user5001", "data150", "read");
cachedRBACModelMediumEnforcer.addGroupingPolicies(gPolicies);
}

@Benchmark
public void benchmarkCachedRBACModelLarge() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_model.conf", "");
public void benchmarkCachedRBACModelMedium() {
cachedRBACModelMediumEnforcer.enforce("user5001", "data150", "read");
}

private CachedEnforcer cachedRBACModelLargeEnforcer;

@Setup(Level.Trial)
public void setupCachedRBACModelLarge() {
cachedRBACModelLargeEnforcer = new CachedEnforcer("examples/rbac_model.conf", "");

// 10000 roles, 1000 resources.
List<List<String>> pPolicies = new ArrayList<>();
Expand All @@ -141,7 +165,7 @@ public void benchmarkCachedRBACModelLarge() {
policy.add("read");
pPolicies.add(policy);
}
e.addPolicies(pPolicies);
cachedRBACModelLargeEnforcer.addPolicies(pPolicies);

// 100000 users.
List<List<String>> gPolicies = new ArrayList<>();
Expand All @@ -151,46 +175,86 @@ public void benchmarkCachedRBACModelLarge() {
policy.add(String.format("group%d", i / 10));
gPolicies.add(policy);
}
e.addGroupingPolicies(gPolicies);
cachedRBACModelLargeEnforcer.addGroupingPolicies(gPolicies);
}

@Benchmark
public void benchmarkCachedRBACModelLarge() {
cachedRBACModelLargeEnforcer.enforce("user50001", "data1500", "read");
}

private CachedEnforcer cachedRBACModelWithResourceRolesEnforcer;

e.enforce("user50001", "data1500", "read");
@Setup(Level.Trial)
public void setupCachedRBACModelWithResourceRoles() {
cachedRBACModelWithResourceRolesEnforcer = new CachedEnforcer("examples/rbac_with_resource_roles_model.conf", "examples/rbac_with_resource_roles_policy.csv");
}

@Benchmark
public void benchmarkCachedRBACModelWithResourceRoles() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_with_resource_roles_model.conf", "examples/rbac_with_resource_roles_policy.csv");
e.enforce("alice", "data1", "read");
cachedRBACModelWithResourceRolesEnforcer.enforce("alice", "data1", "read");
}

private CachedEnforcer cachedRBACModelWithDomainsEnforcer;

@Setup(Level.Trial)
public void setupCachedRBACModelWithDomains() {
cachedRBACModelWithDomainsEnforcer = new CachedEnforcer("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv");
}

@Benchmark
public void benchmarkCachedRBACModelWithDomains() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_with_domains_model.conf", "examples/rbac_with_domains_policy.csv");
e.enforce("alice", "domain1", "data1", "read");
cachedRBACModelWithDomainsEnforcer.enforce("alice", "domain1", "data1", "read");
}

private CachedEnforcer cachedABACModelEnforcer;
private TestResource cachedABACTestResource;

@Setup(Level.Trial)
public void setupCachedABACModel() {
cachedABACModelEnforcer = new CachedEnforcer("examples/abac_model.conf", "");
cachedABACTestResource = newTestResource("data1", "alice");
}

@Benchmark
public void benchmarkCachedABACModel() {
CachedEnforcer e = new CachedEnforcer("examples/abac_model.conf", "");
TestResource data1 = newTestResource("data1", "alice");
e.enforce("alice", data1, "read");
cachedABACModelEnforcer.enforce("alice", cachedABACTestResource, "read");
}

private CachedEnforcer cachedKeyMatchModelEnforcer;

@Setup(Level.Trial)
public void setupCachedKeyMatchModel() {
cachedKeyMatchModelEnforcer = new CachedEnforcer("examples/keymatch_model.conf", "examples/keymatch_policy.csv");
}

@Benchmark
public void benchmarkCachedKeyMatchModel() {
CachedEnforcer e = new CachedEnforcer("examples/keymatch_model.conf", "examples/keymatch_policy.csv");
e.enforce("alice", "/alice_data/resource1", "GET");
cachedKeyMatchModelEnforcer.enforce("alice", "/alice_data/resource1", "GET");
}

private CachedEnforcer cachedRBACModelWithDenyEnforcer;

@Setup(Level.Trial)
public void setupCachedRBACModelWithDeny() {
cachedRBACModelWithDenyEnforcer = new CachedEnforcer("examples/rbac_with_deny_model.conf", "examples/rbac_with_deny_policy.csv");
}

@Benchmark
public void benchmarkCachedRBACModelWithDeny() {
CachedEnforcer e = new CachedEnforcer("examples/rbac_with_deny_model.conf", "examples/rbac_with_deny_policy.csv");
e.enforce("alice", "data1", "read");
cachedRBACModelWithDenyEnforcer.enforce("alice", "data1", "read");
}

private CachedEnforcer cachedPriorityModelEnforcer;

@Setup(Level.Trial)
public void setupCachedPriorityModel() {
cachedPriorityModelEnforcer = new CachedEnforcer("examples/priority_model.conf", "examples/priority_policy.csv");
}

@Benchmark
public void benchmarkCachedPriorityModel() {
CachedEnforcer e = new CachedEnforcer("examples/priority_model.conf", "examples/priority_policy.csv");
e.enforce("alice", "data1", "read");
cachedPriorityModelEnforcer.enforce("alice", "data1", "read");
}

@Benchmark
Expand Down Expand Up @@ -231,7 +295,10 @@ public void setup() {

public static void main(String[] args) throws RunnerException {
Options opt = new OptionsBuilder()
.include(CachedEnforcerBenchmarkTest.class.getName())
.include(CachedEnforcerBenchmarkTest.class.getSimpleName())
.forks(1)
.warmupIterations(5)
.measurementIterations(5)
.build();
new Runner(opt).run();
}
Expand Down
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