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-rw-r--r--test/java/net/yacy/document/parser/XZParserTest.java246
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diff --git a/test/java/net/yacy/document/parser/XZParserTest.java b/test/java/net/yacy/document/parser/XZParserTest.java
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+// XZParserTest.java
+// ---------------------------
+// Copyright 2018 by luccioman; https://github.com/luccioman
+//
+// This is a part of YaCy, a peer-to-peer based web search engine
+//
+// LICENSE
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+package net.yacy.document.parser;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertEquals;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.util.Collection;
+
+import org.junit.Test;
+
+import net.yacy.cora.document.id.AnchorURL;
+import net.yacy.cora.document.id.DigestURL;
+import net.yacy.document.Document;
+import net.yacy.document.Parser.Failure;
+import net.yacy.document.VocabularyScraper;
+
+/**
+ * Unit tests for the {@link XZParser} class
+ *
+ * @author luccioman
+ *
+ */
+public class XZParserTest {
+
+ /** Folder containing test files */
+ private static final File TEST_FOLER = new File("test", "parsertest");
+
+ /**
+ * Unit test for the XZParser.parse() function with some small bzip2 test files.
+ *
+ * @throws Failure when a file could not be parsed
+ * @throws InterruptedException when the test was interrupted before its
+ * termination
+ * @throws IOException when a read/write error occurred
+ */
+ @Test
+ public void testParse() throws Failure, InterruptedException, IOException {
+ final String[] fileNames = { "umlaute_html_utf8.html.xz", "umlaute_linux.txt.xz" };
+ final XZParser parser = new XZParser();
+
+ for (final String fileName : fileNames) {
+ final DigestURL location = new DigestURL("http://localhost/" + fileName);
+ try (final FileInputStream inStream = new FileInputStream(new File(TEST_FOLER, fileName));) {
+ final Document[] documents = parser.parse(location, "application/x-xz", StandardCharsets.UTF_8.name(),
+ new VocabularyScraper(), 0, inStream);
+ assertNotNull("Parser result must not be null for file " + fileName, documents);
+ assertNotNull("Parsed text must not be empty for file " + fileName, documents[0].getTextString());
+ assertTrue("Parsed text must contain test word with umlaut char" + fileName,
+ documents[0].getTextString().contains("Maßkrügen"));
+ final Collection<AnchorURL> anchors = documents[0].getAnchors();
+ assertNotNull("Detected URLS must not be null for file " + fileName, anchors);
+ assertEquals("One URL must have been detected for file " + fileName, 1, anchors.size());
+ assertTrue(anchors.iterator().next().toString().startsWith("http://localhost/umlaute_"));
+ }
+ }
+ }
+
+ /**
+ * Testing parse integration with the tar parser on a test txz archive.
+ *
+ * @throws Failure when a file could not be parsed
+ * @throws InterruptedException when the test was interrupted before its
+ * termination
+ * @throws IOException when a read/write error occurred
+ */
+ @Test
+ public void testParseTxz() throws Failure, InterruptedException, IOException {
+ final String fileName = "umlaute_html_xml_txt_gnu.txz";
+ final XZParser parser = new XZParser();
+
+ final DigestURL location = new DigestURL("http://localhost/" + fileName);
+ try (final FileInputStream inStream = new FileInputStream(new File(TEST_FOLER, fileName));) {
+ final Document[] documents = parser.parse(location, "application/x-xz", StandardCharsets.UTF_8.name(),
+ new VocabularyScraper(), 0, inStream);
+
+ assertNotNull("Parser result must not be null for file " + fileName, documents);
+
+ final String parsedText = documents[0].getTextString();
+ assertNotNull("Parsed text must not be empty for file " + fileName, parsedText);
+ assertTrue("Parsed text must contain test word with umlaut char in file " + fileName,
+ parsedText.contains("Maßkrügen"));
+ assertTrue(parsedText.contains("Example link in ISO-8859-1 encoded HTML"));
+ assertTrue(parsedText.contains("Example link in UTF-8 encoded HTML"));
+ assertTrue(parsedText.contains("URL reference in raw text file"));
+ assertTrue(parsedText.contains("UTF-8 encoded XML test file"));
+
+ final Collection<AnchorURL> detectedAnchors = documents[0].getAnchors();
+ assertNotNull(detectedAnchors);
+ assertEquals("Parsed URLs must contains all URLs from each test file included in the archive", 5,
+ detectedAnchors.size());
+ assertTrue(detectedAnchors.contains(new AnchorURL("http://www.w3.org/1999/02/22-rdf-syntax-ns#")));
+ assertTrue(detectedAnchors.contains(new AnchorURL("http://purl.org/dc/elements/1.1/")));
+ assertTrue(detectedAnchors.contains(new AnchorURL("http://localhost/umlaute_html_iso.html")));
+ assertTrue(detectedAnchors.contains(new AnchorURL("http://localhost/umlaute_html_utf8.html")));
+ assertTrue(detectedAnchors.contains(new AnchorURL("http://localhost/umlaute_linux.txt")));
+ }
+ }
+
+ /**
+ * Unit test for the XZParser.parseWithLimits() function with some small xz test
+ * files which content is within limits.
+ *
+ * @throws Failure when a file could not be parsed
+ * @throws InterruptedException when the test was interrupted before its
+ * termination
+ * @throws IOException when a read/write error occurred
+ */
+ @Test
+ public void testParseWithLimits() throws Failure, InterruptedException, IOException {
+ final String[] fileNames = { "umlaute_html_utf8.html.xz", "umlaute_linux.txt.xz" };
+ final XZParser parser = new XZParser();
+
+ for (final String fileName : fileNames) {
+ final DigestURL location = new DigestURL("http://localhost/" + fileName);
+ try (final FileInputStream inStream = new FileInputStream(new File(TEST_FOLER, fileName));) {
+ final Document[] documents = parser.parseWithLimits(location, "application/x-xz",
+ StandardCharsets.UTF_8.name(), new VocabularyScraper(), 0, inStream, 10000, 10000);
+ assertNotNull("Parser result must not be null for file " + fileName, documents);
+ assertNotNull("Parsed text must not be empty for file " + fileName, documents[0].getTextString());
+ assertTrue("Parsed text must contain test word with umlaut char" + fileName,
+ documents[0].getTextString().contains("Maßkrügen"));
+ final Collection<AnchorURL> anchors = documents[0].getAnchors();
+ assertNotNull("Detected URLs must not be null for file " + fileName, anchors);
+ assertEquals("One URL must have been detected for file " + fileName, 1, anchors.size());
+ assertTrue(anchors.iterator().next().toString().startsWith("http://localhost/umlaute_"));
+ assertFalse("Parse document must not be marked as partially parsed for file " + fileName,
+ documents[0].isPartiallyParsed());
+ }
+ }
+
+ }
+
+ /**
+ * Unit test for the XZParser.parseWithLimits() when maxLinks limit is exceeded
+ *
+ * @throws Failure when a file could not be parsed
+ * @throws InterruptedException when the test was interrupted before its
+ * termination
+ * @throws IOException when a read/write error occurred
+ */
+ @Test
+ public void testParseWithLimitsLinksExceeded() throws Failure, InterruptedException, IOException {
+ final String[] fileNames = { "umlaute_html_utf8.html.xz", "umlaute_linux.txt.xz" };
+ final XZParser parser = new XZParser();
+
+ /* maxLinks limit exceeded */
+ for (final String fileName : fileNames) {
+ final DigestURL location = new DigestURL("http://localhost/" + fileName);
+ try (final FileInputStream inStream = new FileInputStream(new File(TEST_FOLER, fileName));) {
+ final Document[] documents = parser.parseWithLimits(location, "application/x-xz",
+ StandardCharsets.UTF_8.name(), new VocabularyScraper(), 0, inStream, 0, Long.MAX_VALUE);
+ assertNotNull("Parser result must not be null for file " + fileName, documents);
+ assertNotNull("Parsed text must not be empty for file " + fileName, documents[0].getTextString());
+ assertTrue("Parsed text must contain test word with umlaut char" + fileName,
+ documents[0].getTextString().contains("Maßkrügen"));
+ final Collection<AnchorURL> anchors = documents[0].getAnchors();
+ assertTrue("Detected URLs must be empty for file " + fileName, anchors == null || anchors.isEmpty());
+ assertTrue("Parsed document must be marked as partially parsed for file " + fileName,
+ documents[0].isPartiallyParsed());
+ }
+ }
+ }
+
+ /**
+ * Unit test for the XZParser.parseWithLimits() when maxBytes limit is exceeded
+ *
+ * @throws Failure when a file could not be parsed
+ * @throws InterruptedException when the test was interrupted before its
+ * termination
+ * @throws IOException when a read/write error occurred
+ */
+ @Test
+ public void testParseWithLimitsBytesExceeded() throws Failure, InterruptedException, IOException {
+ final String[] fileNames = { "umlaute_html_utf8.html.xz", "umlaute_linux.txt.xz" };
+ final XZParser parser = new XZParser();
+
+ String fileName = fileNames[0];
+
+ DigestURL location = new DigestURL("http://localhost/" + fileName);
+ try (final FileInputStream inStream = new FileInputStream(new File(TEST_FOLER, fileName));) {
+ /*
+ * The bytes limit is set to let parsing the beginning text part, but stop
+ * before reaching the <a> tag
+ */
+ final long maxBytes = 258;
+ final Document[] documents = parser.parseWithLimits(location, "application/x-xz",
+ StandardCharsets.UTF_8.name(), new VocabularyScraper(), 0, inStream, Integer.MAX_VALUE, maxBytes);
+ assertNotNull("Parser result must not be null for file " + fileName, documents);
+ assertNotNull("Parsed text must not be empty for file " + fileName, documents[0].getTextString());
+ assertTrue("Parsed text must contain test word with umlaut char" + fileName,
+ documents[0].getTextString().contains("Maßkrügen"));
+ final Collection<AnchorURL> anchors = documents[0].getAnchors();
+ assertTrue("Detected URLs must be empty for file " + fileName, anchors == null || anchors.isEmpty());
+ assertTrue("Parsed document must be marked as partially parsed for file " + fileName,
+ documents[0].isPartiallyParsed());
+ }
+
+ fileName = fileNames[1];
+ location = new DigestURL("http://localhost/" + fileName);
+ try (final FileInputStream inStream = new FileInputStream(new File(TEST_FOLER, fileName));) {
+ /*
+ * The bytes limit is set to let parsing the beginning of the text, but stop
+ * before reaching the URL
+ */
+ final long maxBytes = 65;
+ final Document[] documents = parser.parseWithLimits(location, "application/x-xz",
+ StandardCharsets.UTF_8.name(), new VocabularyScraper(), 0, inStream, Integer.MAX_VALUE, maxBytes);
+ assertNotNull("Parser result must not be null for file " + fileName, documents);
+ assertNotNull("Parsed text must not be empty for file " + fileName, documents[0].getTextString());
+ assertTrue("Parsed text must contain test word with umlaut char" + fileName,
+ documents[0].getTextString().contains("Maßkrügen"));
+ final Collection<AnchorURL> anchors = documents[0].getAnchors();
+ assertTrue("Detected URLs must be empty for file " + fileName, anchors == null || anchors.isEmpty());
+ assertTrue("Parsed document must be marked as partially parsed for file " + fileName,
+ documents[0].isPartiallyParsed());
+ }
+ }
+
+}
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