/*
 * Copyright 2012-2015 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
 *
 *      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 org.springframework.boot.autoconfigure.mustache.web;

import java.util.Locale;

import org.junit.Before;
import org.junit.Test;
import org.springframework.boot.autoconfigure.mustache.web.MustacheViewResolver;
import org.springframework.mock.web.MockServletContext;
import org.springframework.web.context.support.StaticWebApplicationContext;

import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;

/**
 * Tests for {@link MustacheViewResolver}.
 *
 * @author Dave Syer
 */
public class MustacheViewResolverTests {

	private MustacheViewResolver resolver = new MustacheViewResolver();

	@Before
	public void init() {
		this.resolver.setApplicationContext(new StaticWebApplicationContext());
		this.resolver.setServletContext(new MockServletContext());
		this.resolver.setPrefix("classpath:/mustache-templates/");
		this.resolver.setSuffix(".html");
	}

	@Test
	public void resolveNonExistent() throws Exception {
		assertNull(this.resolver.resolveViewName("bar", null));
	}

	@Test
	public void resolveNullLocale() throws Exception {
		assertNotNull(this.resolver.resolveViewName("foo", null));
	}

	@Test
	public void resolveDefaultLocale() throws Exception {
		assertNotNull(this.resolver.resolveViewName("foo", Locale.US));
	}

	@Test
	public void resolveDoubleLocale() throws Exception {
		assertNotNull(this.resolver.resolveViewName("foo", Locale.CANADA_FRENCH));
	}

	@Test
	public void resolveTripleLocale() throws Exception {
		assertNotNull(this.resolver.resolveViewName("foo", new Locale("en", "GB", "cy")));
	}

	@Test
	public void resolveSpecificLocale() throws Exception {
		assertNotNull(this.resolver.resolveViewName("foo", new Locale("de")));
	}

}
