/*
 * 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 org.apache.brooklyn.util.net;

import static org.testng.Assert.assertEquals;

import org.apache.brooklyn.util.net.Urls;
import org.testng.Assert;
import org.testng.annotations.Test;

public class UrlsTest {

    @Test
    public void testUrlToUriToStringAndBack() {
        String u = "http://localhost:8080/sample";
        Assert.assertEquals(Urls.toUrl(u).toString(), u);
        Assert.assertEquals(Urls.toUri(u).toString(), u);
        Assert.assertEquals(Urls.toUri(Urls.toUrl(u)).toString(), u);
        Assert.assertEquals(Urls.toUrl(Urls.toUri(u)).toString(), u);        
    }
    
    @Test
    public void testMergePaths() throws Exception {
        assertEquals(Urls.mergePaths("a","b"), "a/b");
        assertEquals(Urls.mergePaths("/a//","/b/"), "/a/b/");
        assertEquals(Urls.mergePaths("foo://","/b/"), "foo:///b/");
        assertEquals(Urls.mergePaths("/","a","b","/"), "/a/b/");
    }

    @Test(expectedExceptions = NullPointerException.class)
    public void testMergePathsNPEsOnNulls() {
        Urls.mergePaths(null, "too");
    }

    @Test
    public void testPathEncode() throws Exception {
        assertEquals(Urls.encode("name_with/%!"), "name_with%2F%25%21");
    }

    @Test
    public void testIsUrlWithProtocol() {
        Assert.assertTrue(Urls.isUrlWithProtocol("http://localhost/"));
        Assert.assertTrue(Urls.isUrlWithProtocol("protocol:"));
        Assert.assertFalse(Urls.isUrlWithProtocol("protocol"));
        Assert.assertFalse(Urls.isUrlWithProtocol(":/"));
        Assert.assertFalse(Urls.isUrlWithProtocol("1:/"));
        Assert.assertFalse(Urls.isUrlWithProtocol(null));
    }

    @Test
    public void testGetBasename() {
        assertEquals(Urls.getBasename("http://somewhere.com/path/to/file.txt"), "file.txt");
        assertEquals(Urls.getBasename("http://somewhere.com/path/to/dir/"), "dir");
        assertEquals(Urls.getBasename("http://somewhere.com/path/to/file.txt?with/optional/suffice"), "file.txt");
        assertEquals(Urls.getBasename("filewith?.txt"), "filewith?.txt");
        assertEquals(Urls.getBasename(""), "");
        assertEquals(Urls.getBasename(null), null);
    }

    @Test
    public void testDataUrl() throws Exception {
        String input = "hello world";
        String url = Urls.asDataUrlBase64(input);
        Assert.assertEquals(url, "data:text/plain;base64,aGVsbG8gd29ybGQ=");
        // tests for parsing are in core in ResourceUtilsTest
    }

}