/**
* Copyright (c) 2005-2013 by Appcelerator, Inc. All Rights Reserved.
* Licensed under the terms of the Eclipse Public License (EPL).
* Please see the license.txt included with this distribution for details.
* Any modifications to this file must keep this entire header intact.
*/
/*
* Created on Mar 15, 2006
*/
package org.python.copiedfromeclipsesrc;
import junit.framework.TestCase;
import org.eclipse.jface.text.Document;
import org.python.pydev.core.docutils.PythonCodeReader;
import org.python.pydev.shared_core.string.FastStringBuffer;
public class PythonCodeReaderTest extends TestCase {
public static void main(String[] args) {
try {
PythonCodeReaderTest t = new PythonCodeReaderTest();
t.setUp();
t.testBackwardCurrentStatement3();
t.tearDown();
junit.textui.TestRunner.run(PythonCodeReaderTest.class);
} catch (Throwable e) {
e.printStackTrace();
}
}
private PythonCodeReader reader;
private Document doc;
@Override
protected void setUp() throws Exception {
super.setUp();
}
@Override
protected void tearDown() throws Exception {
super.tearDown();
}
public void testForward() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe");
reader.configureForwardReader(doc, 0, doc.getLength(), true, true, true);
assertEquals('f', reader.read());
assertEquals('e', reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackward() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('e', reader.read());
assertEquals('f', reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardLiterals() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n'lit'\n");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('\n', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('f', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardLiterals2() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n\"lit\"\n");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('\n', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('f', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardLiterals3() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n'''lit'''\n");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('\n', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('f', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardLiterals4() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n'''li't'''\n");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('\n', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('f', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardLiterals5() throws Exception {
reader = new PythonCodeReader();
doc = new Document("''\n");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('\n', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardLiterals6() throws Exception {
reader = new PythonCodeReader();
doc = new Document("''''\n");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('\n', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testBackwardComments() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n#foo");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
assertEquals('#', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('f', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testForwardComments() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n#too\nh");
reader.configureForwardReader(doc, 0, doc.getLength(), true, true, true);
assertEquals('f', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('#', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('h', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testForwardLiteral() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n'too'\nh");
reader.configureForwardReader(doc, 0, doc.getLength(), true, true, true);
assertEquals('f', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('h', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testForwardLiteral2() throws Exception {
reader = new PythonCodeReader();
doc = new Document("fe\n'''too'''\nh");
reader.configureForwardReader(doc, 0, doc.getLength(), true, true, true);
assertEquals('f', (char) reader.read());
assertEquals('e', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('\n', (char) reader.read());
assertEquals('h', (char) reader.read());
assertEquals(PythonCodeReader.EOF, reader.read());
}
public void testForwardCurrentStatement() throws Exception {
reader = new PythonCodeReader();
doc = new Document("a = 10\n" +
"def m1(self): pass");
reader.configureForwardReader(doc, 0, doc.getLength(), true, true, true);
FastStringBuffer buf = new FastStringBuffer();
int c;
while ((c = reader.read()) != PythonCodeReader.EOF) {
buf.append((char) c);
}
assertEquals("a = 10\n", buf.toString());
}
public void testBackwardCurrentStatement() throws Exception {
reader = new PythonCodeReader();
doc = new Document("a = 10\n" +
"def m1(self):\n" +
" a = 10");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
FastStringBuffer buf = new FastStringBuffer();
int c;
while ((c = reader.read()) != PythonCodeReader.EOF) {
buf.append((char) c);
}
buf.reverse();
assertEquals(" m1(self):\n a = 10", buf.toString());
}
public void testBackwardCurrentStatement2() throws Exception {
reader = new PythonCodeReader();
doc = new Document("" +
"titleEnd = ('''\n" +
" [#''')" + //should wrap to the start
"");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
FastStringBuffer buf = new FastStringBuffer();
int c;
while ((c = reader.read()) != PythonCodeReader.EOF) {
buf.append((char) c);
}
buf.reverse();
assertEquals("titleEnd = ()", buf.toString());
}
public void testBackwardCurrentStatement3() throws Exception {
reader = new PythonCodeReader();
doc = new Document("" +
"titleEnd = ('''\n" +
"# inside string" +
" [#''') #actual" + //should wrap to the start
"");
reader.configureBackwardReader(doc, doc.getLength(), true, true, true);
FastStringBuffer buf = new FastStringBuffer();
int c;
while ((c = reader.read()) != PythonCodeReader.EOF) {
buf.append((char) c);
}
buf.reverse();
assertEquals("titleEnd = () #", buf.toString());
}
}