/*
 * Copyright 2002-2022 the original author or authors.
 *
 * 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
 *
 *      https://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 org.springframework.security;

import java.util.function.Supplier;

import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolderStrategy;
import org.springframework.security.core.context.SecurityContextImpl;

public class MockSecurityContextHolderStrategy implements SecurityContextHolderStrategy {

	private Supplier<SecurityContext> mock;

	public MockSecurityContextHolderStrategy() {

	}

	public MockSecurityContextHolderStrategy(Authentication authentication) {
		this(() -> new SecurityContextImpl(authentication));
	}

	public MockSecurityContextHolderStrategy(Supplier<SecurityContext> mock) {
		this.mock = mock;
	}

	@Override
	public void clearContext() {
		this.mock = () -> null;
	}

	@Override
	public SecurityContext getContext() {
		return this.mock.get();
	}

	@Override
	public void setContext(SecurityContext context) {
		this.mock = () -> context;
	}

	@Override
	public SecurityContext createEmptyContext() {
		return new SecurityContextImpl();
	}

	@Override
	public Supplier<SecurityContext> getDeferredContext() {
		return this.mock;
	}

	@Override
	public void setDeferredContext(Supplier<SecurityContext> deferredContext) {
		this.mock = deferredContext;
	}

}
