HaskellXrefTest.java revision eb1776903fd1f998009e97470a65fba8a499a0d9
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/*
* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
*/
package org.opensolaris.opengrok.analysis.haskell;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.opensolaris.opengrok.analysis.Definitions;
/**
* Tests the {@link HaskellXref} class.
*
* @author Harry Pan
*/
public class HaskellXrefTest {
@Test
public void basicTest() throws IOException {
String s = "putStrLn \"Hello, world!\"";
Writer w = new StringWriter();
HaskellAnalyzer.writeXref(new StringReader(s), w, null, null, null);
assertEquals(
"<a class=\"l\" name=\"1\" href=\"#1\">1</a>"
+ "<a href=\"/source/s?defs=putStrLn\" onmouseover=\"onMouseOverSymbol('putStrLn', 'undefined-in-file')\">putStrLn</a>"
+ " <span class=\"s\">\"&#72;&#101;&#108;&#108;&#111;&#44; &#119;&#111;&#114;&#108;&#100;&#33;\"</span>",
w.toString());
}
private static void writeHaskellXref(InputStream is, PrintStream os, Definitions defs) throws IOException {
os.println(
"<!DOCTYPE html><html><head><meta http-equiv=\"content-type\" content=\"text/html;charset=UTF-8\" /><link rel=\"stylesheet\" type=\"text/css\" "
+ "href=\"http://localhost:8080/source/default/style.css\" /><title>Haskell Xref Test</title></head>");
os.println("<body><div id=\"src\"><pre>");
Writer w = new StringWriter();
HaskellAnalyzer.writeXref(new InputStreamReader(is, "UTF-8"), w, defs, null, null);
os.print(w.toString());
os.println("</pre></div></body></html>");
}
@Test
public void sampleTest() throws IOException {
// load sample source
InputStream sampleInputStream = getClass().getClassLoader().getResourceAsStream(
"org/opensolaris/opengrok/analysis/haskell/sample.hs");
ByteArrayOutputStream sampleOutputStream = new ByteArrayOutputStream();
Definitions defs = new Definitions();
defs.addTag(6, "x'y'", "functions", "x'y' = let f' = 1; g'h = 2 in f' + g'h");
try {
writeHaskellXref(sampleInputStream, new PrintStream(sampleOutputStream), defs);
} finally {
sampleInputStream.close();
sampleOutputStream.close();
}
// load expected xref
InputStream expectedInputStream = getClass().getClassLoader().getResourceAsStream(
"org/opensolaris/opengrok/analysis/haskell/sampleXrefExpected.html");
ByteArrayOutputStream expectedOutputSteam = new ByteArrayOutputStream();
try {
byte buffer[] = new byte[8192];
int numBytesRead;
do {
numBytesRead = expectedInputStream.read(buffer, 0, buffer.length);
if (numBytesRead > 0) {
expectedOutputSteam.write(buffer, 0, numBytesRead);
}
} while (numBytesRead >= 0);
} finally {
expectedInputStream.close();
expectedOutputSteam.close();
}
String actual[] = new String(sampleOutputStream.toByteArray(), "UTF-8").split("\n");
String expected[] = new String(expectedOutputSteam.toByteArray(), "UTF-8").split("\n");
assertArrayEquals(expected, actual);
}
}