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package de.test.antennapod.util.syndication;
import androidx.test.InstrumentationRegistry;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import java.io.File;
import java.io.FileOutputStream;
import java.util.Map;
import de.danoeh.antennapod.core.util.syndication.FeedDiscoverer;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
* Test class for FeedDiscoverer
*/
public class FeedDiscovererTest {
private FeedDiscoverer fd;
private File testDir;
@Before
public void setUp() throws Exception {
fd = new FeedDiscoverer();
testDir = new File(InstrumentationRegistry.getTargetContext().getFilesDir(), "FeedDiscovererTest");
testDir.mkdir();
assertTrue(testDir.exists());
}
@After
public void tearDown() throws Exception {
FileUtils.deleteDirectory(testDir);
}
private String createTestHtmlString(String rel, String type, String href, String title) {
return String.format("<html><head><title>Test</title><link rel=\"%s\" type=\"%s\" href=\"%s\" title=\"%s\"></head><body></body></html>",
rel, type, href, title);
}
private String createTestHtmlString(String rel, String type, String href) {
return String.format("<html><head><title>Test</title><link rel=\"%s\" type=\"%s\" href=\"%s\"></head><body></body></html>",
rel, type, href);
}
private void checkFindUrls(boolean isAlternate, boolean isRss, boolean withTitle, boolean isAbsolute, boolean fromString) throws Exception {
final String title = "Test title";
final String hrefAbs = "http://example.com/feed";
final String hrefRel = "/feed";
final String base = "http://example.com";
final String rel = (isAlternate) ? "alternate" : "feed";
final String type = (isRss) ? "application/rss+xml" : "application/atom+xml";
final String href = (isAbsolute) ? hrefAbs : hrefRel;
Map<String, String> res;
String html = (withTitle) ? createTestHtmlString(rel, type, href, title)
: createTestHtmlString(rel, type, href);
if (fromString) {
res = fd.findLinks(html, base);
} else {
File testFile = new File(testDir, "feed");
FileOutputStream out = new FileOutputStream(testFile);
IOUtils.write(html, out);
out.close();
res = fd.findLinks(testFile, base);
}
assertNotNull(res);
assertEquals(1, res.size());
for (String key : res.keySet()) {
assertEquals(hrefAbs, key);
}
assertTrue(res.containsKey(hrefAbs));
if (withTitle) {
assertEquals(title, res.get(hrefAbs));
} else {
assertEquals(href, res.get(hrefAbs));
}
}
@Test
public void testAlternateRSSWithTitleAbsolute() throws Exception {
checkFindUrls(true, true, true, true, true);
}
@Test
public void testAlternateRSSWithTitleRelative() throws Exception {
checkFindUrls(true, true, true, false, true);
}
@Test
public void testAlternateRSSNoTitleAbsolute() throws Exception {
checkFindUrls(true, true, false, true, true);
}
@Test
public void testAlternateRSSNoTitleRelative() throws Exception {
checkFindUrls(true, true, false, false, true);
}
@Test
public void testAlternateAtomWithTitleAbsolute() throws Exception {
checkFindUrls(true, false, true, true, true);
}
@Test
public void testFeedAtomWithTitleAbsolute() throws Exception {
checkFindUrls(false, false, true, true, true);
}
@Test
public void testAlternateRSSWithTitleAbsoluteFromFile() throws Exception {
checkFindUrls(true, true, true, true, false);
}
}
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