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extract url utils from FeedUtils

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Athou
2025-07-20 07:23:24 +02:00
parent 0b0a964a90
commit f894fdf564
8 changed files with 130 additions and 118 deletions
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commafeed-server/src/test/java/com/commafeed/backend/feed/FeedUtilsTest.java
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package com.commafeed.backend.feed;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
class FeedUtilsTest {
@Test
void testNormalization() {
String urla1 = "http://example.com/hello?a=1&b=2";
String urla2 = "http://www.example.com/hello?a=1&b=2";
String urla3 = "http://EXAmPLe.com/HELLo?a=1&b=2";
String urla4 = "http://example.com/hello?b=2&a=1";
String urla5 = "https://example.com/hello?a=1&b=2";
String urlb1 = "http://ftr.fivefilters.org/makefulltextfeed.php?url=http%3A%2F%2Ffeeds.howtogeek.com%2FHowToGeek&max=10&summary=1";
String urlb2 = "http://ftr.fivefilters.org/makefulltextfeed.php?url=http://feeds.howtogeek.com/HowToGeek&max=10&summary=1";
String urlc1 = "http://feeds.feedburner.com/Frandroid";
String urlc2 = "http://feeds2.feedburner.com/frandroid";
String urlc3 = "http://feedproxy.google.com/frandroid";
String urlc4 = "http://feeds.feedburner.com/Frandroid/";
String urlc5 = "http://feeds.feedburner.com/Frandroid?format=rss";
String urld1 = "http://fivefilters.org/content-only/makefulltextfeed.php?url=http://feeds.feedburner.com/Frandroid";
String urld2 = "http://fivefilters.org/content-only/makefulltextfeed.php?url=http://feeds2.feedburner.com/Frandroid";
Assertions.assertEquals(FeedUtils.normalizeURL(urla1), FeedUtils.normalizeURL(urla2));
Assertions.assertEquals(FeedUtils.normalizeURL(urla1), FeedUtils.normalizeURL(urla3));
Assertions.assertEquals(FeedUtils.normalizeURL(urla1), FeedUtils.normalizeURL(urla4));
Assertions.assertEquals(FeedUtils.normalizeURL(urla1), FeedUtils.normalizeURL(urla5));
Assertions.assertEquals(FeedUtils.normalizeURL(urlb1), FeedUtils.normalizeURL(urlb2));
Assertions.assertEquals(FeedUtils.normalizeURL(urlc1), FeedUtils.normalizeURL(urlc2));
Assertions.assertEquals(FeedUtils.normalizeURL(urlc1), FeedUtils.normalizeURL(urlc3));
Assertions.assertEquals(FeedUtils.normalizeURL(urlc1), FeedUtils.normalizeURL(urlc4));
Assertions.assertEquals(FeedUtils.normalizeURL(urlc1), FeedUtils.normalizeURL(urlc5));
Assertions.assertNotEquals(FeedUtils.normalizeURL(urld1), FeedUtils.normalizeURL(urld2));
}
@Test
void testToAbsoluteUrl() {
String expected = "http://a.com/blog/entry/1";
// usual cases
Assertions.assertEquals(expected, FeedUtils.toAbsoluteUrl("http://a.com/blog/entry/1", "http://a.com/feed/", "http://a.com/feed/"));
Assertions.assertEquals(expected, FeedUtils.toAbsoluteUrl("http://a.com/blog/entry/1", "http://a.com/feed", "http://a.com/feed"));
// relative links
Assertions.assertEquals(expected, FeedUtils.toAbsoluteUrl("../blog/entry/1", "http://a.com/feed/", "http://a.com/feed/"));
Assertions.assertEquals(expected, FeedUtils.toAbsoluteUrl("../blog/entry/1", "feed.xml", "http://a.com/feed/feed.xml"));
// root-relative links
Assertions.assertEquals(expected, FeedUtils.toAbsoluteUrl("/blog/entry/1", "/feed", "http://a.com/feed"));
// real cases
Assertions.assertEquals("https://github.com/erusev/parsedown/releases/tag/1.3.0", FeedUtils.toAbsoluteUrl(
"/erusev/parsedown/releases/tag/1.3.0", "/erusev/parsedown/releases", "https://github.com/erusev/parsedown/tags.atom"));
Assertions.assertEquals("http://ergoemacs.org/emacs/elisp_all_about_lines.html",
FeedUtils.toAbsoluteUrl("elisp_all_about_lines.html", "blog.xml", "http://ergoemacs.org/emacs/blog.xml"));
}
@Test
void testRemoveTrailingSlash() {
final String url = "http://localhost/";
final String result = FeedUtils.removeTrailingSlash(url);
Assertions.assertEquals("http://localhost", result);
}
@Test
void testRemoveTrailingSlashLastSlashOnly() {
final String url = "http://localhost//";
final String result = FeedUtils.removeTrailingSlash(url);
Assertions.assertEquals("http://localhost/", result);
}
}