// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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 casbin

import (
	"testing"
)

func testEnforceBiba(t *testing.T, e *Enforcer, sub string, subLevel float64, obj string, objLevel float64, act string, res bool) {
	t.Helper()
	if myRes, err := e.Enforce(sub, subLevel, obj, objLevel, act); err != nil {
		t.Errorf("Enforce Error: %s", err)
	} else if myRes != res {
		t.Errorf("%s, %v, %s, %v, %s: %t, supposed to be %t", sub, subLevel, obj, objLevel, act, myRes, res)
	}
}

func TestBibaModel(t *testing.T) {
	e, _ := NewEnforcer("examples/biba_model.conf")

	testEnforceBiba(t, e, "alice", 3, "data1", 1, "read", false)
	testEnforceBiba(t, e, "bob", 2, "data2", 2, "read", true)
	testEnforceBiba(t, e, "charlie", 1, "data1", 1, "read", true)
	testEnforceBiba(t, e, "bob", 2, "data3", 3, "read", true)
	testEnforceBiba(t, e, "charlie", 1, "data2", 2, "read", true)

	testEnforceBiba(t, e, "alice", 3, "data3", 3, "write", true)
	testEnforceBiba(t, e, "bob", 2, "data3", 3, "write", false)
	testEnforceBiba(t, e, "charlie", 1, "data2", 2, "write", false)
	testEnforceBiba(t, e, "alice", 3, "data1", 1, "write", true)
	testEnforceBiba(t, e, "bob", 2, "data1", 1, "write", true)
}