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/*******************************************************************************
* Copyright (c) 2000, 2018 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Patrick Tasse - Add extra constructor to Path class (bug 454959)
*******************************************************************************/
package org.eclipse.core.tests.runtime;
import java.util.ArrayList;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
/**
* Test cases for the Path class.
*/
public class PathTest extends RuntimeTest {
/**
* Need a zero argument constructor to satisfy the test harness.
* This constructor should not do any real work nor should it be
* called by user code.
*/
public PathTest() {
super(null);
}
public PathTest(String name) {
super(name);
}
public void testAddTrailingSeparator() {
IPath with = new Path("/first/second/third/");
IPath without = new Path("/first/second/third");
assertSame("1.0", with, with.addTrailingSeparator());
assertEquals("1.1", with, without.addTrailingSeparator());
assertTrue("1.2", without.equals(without.addTrailingSeparator()));
assertSame("2.0", Path.ROOT, Path.ROOT.addTrailingSeparator());
assertEquals("2.1", Path.ROOT, Path.EMPTY.addTrailingSeparator());
with = new Path("//first/second/third/");
without = new Path("//first/second/third");
assertSame("3.0", with, with.addTrailingSeparator());
assertEquals("3.1", with, without.addTrailingSeparator());
assertTrue("3.2", without.equals(without.addTrailingSeparator()));
assertSame("4.0", Path.ROOT, Path.ROOT.addTrailingSeparator());
assertEquals("4.1", Path.ROOT, Path.EMPTY.addTrailingSeparator());
with = new Path("c:/first/second/third/");
without = new Path("c:/first/second/third");
assertSame("5.0", with, with.addTrailingSeparator());
assertEquals("5.1", with, without.addTrailingSeparator());
assertTrue("5.2", without.equals(without.addTrailingSeparator()));
assertSame("6.0", Path.ROOT, Path.ROOT.addTrailingSeparator());
assertEquals("6.1", Path.ROOT, Path.EMPTY.addTrailingSeparator());
}
public void testAppend() {
IPath fore = new Path("/first/second/third/");
IPath win = Path.forWindows("/first/second/third/");
IPath posix = Path.forPosix("/first/second/third/");
String aftString = "/fourth/fifth";
IPath aft = new Path(aftString);
IPath combo = new Path("/first/second/third/fourth/fifth");
assertEquals("1.0", combo, fore.append(aft));
assertEquals("1.1", combo, fore.removeTrailingSeparator().append(aft));
assertEquals("1.2", combo, Path.ROOT.append(fore).append(aft));
assertTrue("1.3", !fore.append(aft).hasTrailingSeparator());
assertTrue("1.4", !Path.ROOT.append(fore).append(aft).hasTrailingSeparator());
assertTrue("1.5", !fore.removeTrailingSeparator().append(aft).hasTrailingSeparator());
// append empty and root path together
assertEquals("1.6", Path.EMPTY, Path.EMPTY.append(Path.EMPTY));
assertEquals("1.7", Path.EMPTY, Path.EMPTY.append(Path.ROOT));
assertEquals("1.8", Path.ROOT, Path.ROOT.append(Path.EMPTY));
assertEquals("1.9", Path.ROOT, Path.ROOT.append(Path.ROOT));
assertEquals("2.0", combo, fore.append(aftString));
assertEquals("2.1", combo, fore.removeTrailingSeparator().append(aftString));
assertEquals("2.2", combo, Path.ROOT.append(fore).append(aftString));
assertTrue("2.3", !fore.append(aftString).hasTrailingSeparator());
assertTrue("2.4", !Path.ROOT.append(fore).append(aftString).hasTrailingSeparator());
assertTrue("2.5", !fore.removeTrailingSeparator().append(aftString).hasTrailingSeparator());
//ensure append preserves correct trailing separator
assertTrue("3.0", !fore.append("aft").hasTrailingSeparator());
assertTrue("3.1", fore.append("aft/").hasTrailingSeparator());
assertTrue("3.2", !fore.append("/aft").hasTrailingSeparator());
assertTrue("3.3", fore.append("/aft/").hasTrailingSeparator());
assertTrue("3.4", !fore.append("\\aft").hasTrailingSeparator());
//backslash is a trailing separator on windows only
assertTrue("3.5.win", win.append("aft\\").hasTrailingSeparator());
assertFalse("3.6.posix", posix.append("aft\\").hasTrailingSeparator());
assertTrue("3.7", !fore.append("fourth/fifth").hasTrailingSeparator());
assertTrue("3.8", fore.append("fourth/fifth/").hasTrailingSeparator());
assertTrue("3.9", !fore.append(new Path("aft")).hasTrailingSeparator());
assertTrue("3.10", fore.append(new Path("aft/")).hasTrailingSeparator());
assertTrue("3.11", !fore.append(new Path("fourth/fifth")).hasTrailingSeparator());
assertTrue("3.12", fore.append(new Path("fourth/fifth/")).hasTrailingSeparator());
//make sure append converts backslashes appropriately
aftString = "fourth\\fifth";
assertEquals("4.0.win", combo, win.append(aftString));
assertEquals("4.1.win", combo, win.removeTrailingSeparator().append(aftString));
// append path to root path uses optimized code
assertEquals("4.2.win", combo, Path.forWindows("/").append(win).append(aftString));
assertEquals("4.3.win", combo, Path.forWindows("/").append(posix).append(aftString));
// append path to empty path uses optimized code
assertEquals("4.4.win", combo, Path.forWindows("").append(win).append(aftString).makeAbsolute());
assertEquals("4.5.win", combo, Path.forWindows("").append(posix).append(aftString).makeAbsolute());
assertEquals("5.0", new Path("/foo"), Path.ROOT.append("../foo"));
assertEquals("5.1", new Path("/foo"), Path.ROOT.append("./foo"));
assertEquals("5.2", new Path("c:/foo/xyz"), new Path("c:/foo/bar").append("../xyz"));
assertEquals("5.3", new Path("c:/foo/bar/xyz"), new Path("c:/foo/bar").append("./xyz"));
//append preserves device and leading separator of receiver
assertEquals("6.1.win", Path.forWindows("c:foo/bar"), Path.forWindows("c:").append("/foo/bar"));
assertEquals("6.2.win", Path.forWindows("c:foo/bar"), Path.forWindows("c:").append("foo/bar"));
assertEquals("6.3.win", Path.forWindows("c:/foo/bar"), Path.forWindows("c:/").append("/foo/bar"));
assertEquals("6.4.win", Path.forWindows("c:/foo/bar"), Path.forWindows("c:/").append("foo/bar"));
assertEquals("6.5.win", Path.forWindows("c:foo/bar"), Path.forWindows("c:").append("z:/foo/bar"));
assertEquals("6.6.win", Path.forWindows("c:foo/bar"), Path.forWindows("c:").append("z:foo/bar"));
assertEquals("6.7.win", Path.forWindows("c:/foo/bar"), Path.forWindows("c:/").append("z:/foo/bar"));
assertEquals("6.8.win", Path.forWindows("c:/foo/bar"), Path.forWindows("c:/").append("z:foo/bar"));
assertEquals("6.9.win", Path.forWindows("c:/foo"), Path.forWindows("c:/").append("z:foo"));
assertEquals("6.10.posix", Path.forPosix("c:/foo/bar"), Path.forPosix("c:").append("/foo/bar"));
assertEquals("6.11.posix", Path.forPosix("c:/foo/bar/"), Path.forPosix("c:").append("foo/bar/"));
assertEquals("6.12.posix", Path.forPosix("/c:/foo/bar"), Path.forPosix("/c:").append("/foo/bar"));
assertEquals("6.13.posix", Path.forPosix("/c:/foo/bar"), Path.forPosix("/c:").append("foo/bar"));
assertEquals("6.14", new Path("foo/bar"), new Path("foo").append(new Path("/bar")));
assertEquals("6.15", new Path("foo/bar"), new Path("foo").append(new Path("bar")));
assertEquals("6.16", new Path("/foo/bar"), new Path("/foo/").append(new Path("/bar")));
assertEquals("6.17", new Path("/foo/bar"), new Path("/foo/").append(new Path("bar")));
assertEquals("6.18", new Path("foo/bar/"), new Path("foo").append(new Path("/bar/")));
assertEquals("6.19", new Path("foo/bar/"), new Path("foo").append(new Path("bar/")));
assertEquals("6.20", new Path("/foo/bar/"), new Path("/foo/").append(new Path("/bar/")));
assertEquals("6.21", new Path("/foo/bar/"), new Path("/foo/").append(new Path("bar/")));
//append preserves isUNC of receiver
assertEquals("7.0", new Path("/foo/bar"), new Path("/foo").append("//bar"));
assertEquals("7.1", new Path("/foo/bar/test"), new Path("/foo").append("bar//test"));
assertEquals("7.2", new Path("//foo/bar"), new Path("//foo").append("bar"));
assertEquals("7.3", new Path("/bar"), Path.ROOT.append("//bar"));
//append empty path does nothing
assertEquals("8.0", fore, fore.append(Path.ROOT));
assertEquals("8.1", fore, fore.append(Path.EMPTY));
assertEquals("8.2", fore, fore.append(new Path("//")));
assertEquals("8.3", fore, fore.append(new Path("/")));
assertEquals("8.4", fore, fore.append(new Path("")));
assertEquals("8.5", fore, fore.append("//"));
assertEquals("8.6", fore, fore.append("/"));
assertEquals("8.7", fore, fore.append(""));
assertEquals("8.8.win", win, win.append("c://"));
assertEquals("8.9.win", win, win.append("c:/"));
assertEquals("8.10.win", win, win.append("c:"));
// append string respects and preserves the initial path's file system
IPath win1 = Path.forWindows("a/b");
IPath win2 = win1.append("c:d\\e");
assertEquals("9.1.win", "a/b/d/e", win2.toString());
assertEquals("9.2.win", null, win2.getDevice());
assertEquals("9.3.win", 4, win2.segmentCount());
assertEquals("9.4.win", "d", win2.segment(2));
assertFalse("9.5.win", win2.isValidSegment(":"));
IPath posix1 = Path.forPosix("a/b");
IPath posix2 = posix1.append("c:d\\e");
assertEquals("9.6.posix", "a/b/c:d\\e", posix2.toString());
assertEquals("9.7.posix", null, posix2.getDevice());
assertEquals("9.8.posix", 3, posix2.segmentCount());
assertEquals("9.9.posix", "c:d\\e", posix2.segment(2));
assertTrue("9.10.posix", posix2.isValidSegment(":"));
assertTrue("9.11", win1.equals(posix1));
assertFalse("9.12", win2.equals(posix2));
// append path respects and preserves the initial path's file system
IPath win3 = win1.append(Path.forPosix("c/d/e"));
assertEquals("10.1.win", "a/b/c/d/e", win3.toString());
assertEquals("10.2.win", null, win3.getDevice());
assertEquals("10.3.win", 5, win3.segmentCount());
assertEquals("10.4.win", "c", win3.segment(2));
assertFalse("10.5.win", win3.isValidSegment(":"));
IPath posix3 = posix1.append(Path.forWindows("c\\d\\e"));
assertEquals("10.6.posix", "a/b/c/d/e", posix3.toString());
assertEquals("10.7.posix", null, posix3.getDevice());
assertEquals("10.8.posix", 5, posix3.segmentCount());
assertEquals("10.9.posix", "c", posix3.segment(2));
assertTrue("10.10.posix", posix3.isValidSegment(":"));
assertTrue("10.11", win3.equals(posix3));
// append POSIX path to Windows path may produce invalid segments
IPath win4 = win1.append(Path.forPosix("c:d\\e"));
assertEquals("11.1.win", "a/b/c:d\\e", win4.toString());
assertEquals("11.2.win", null, win4.getDevice());
assertEquals("11.3.win", 3, win4.segmentCount());
assertEquals("11.4.win", "c:d\\e", win4.segment(2));
// isValidPath() considers it as device 'a/b/c:' with segments {'d','e'}
assertTrue("11.5.win", win4.isValidPath(win4.toString()));
assertFalse("11.6.win", win4.isValidSegment(win4.segment(2)));
}
public void testSegmentCount() {
assertEquals("1.0", 0, Path.ROOT.segmentCount());
assertEquals("1.1", 0, Path.EMPTY.segmentCount());
assertEquals("2.0", 1, new Path("/first").segmentCount());
assertEquals("2.1", 1, new Path("/first/").segmentCount());
assertEquals("2.2", 3, new Path("/first/second/third/").segmentCount());
assertEquals("2.3", 3, new Path("/first/second/third").segmentCount());
assertEquals("2.4", 5, new Path("/first/second/third/fourth/fifth").segmentCount());
assertEquals("3.0", 0, new Path("//").segmentCount());
assertEquals("3.1", 1, new Path("//first").segmentCount());
assertEquals("3.2", 1, new Path("//first/").segmentCount());
assertEquals("3.3", 2, new Path("//first/second").segmentCount());
assertEquals("3.4", 2, new Path("//first/second/").segmentCount());
}
public void testCanonicalize() {
// Test collapsing multiple separators
// double slashes at the beginning of a path
// are left and assumed to be a UNC path
assertEquals("//", new Path("///////").toString());
assertEquals("/a/b/c", new Path("/a/b//c").toString());
assertEquals("//a/b/c", new Path("//a/b//c").toString());
assertEquals("a/b/c/", new Path("a/b//c//").toString());
// Test collapsing single dots
assertEquals("2.0", "/", new Path("/./././.").toString());
assertEquals("2.1", "/a/b/c", new Path("/a/./././b/c").toString());
assertEquals("2.2", "/a/b/c", new Path("/a/./b/c/.").toString());
assertEquals("2.3", "a/b/c", new Path("a/./b/./c").toString());
// Test collapsing double dots
assertEquals("3.0", "/a/b", new Path("/a/b/c/..").toString());
assertEquals("3.1", "/", new Path("/a/./b/../..").toString());
assertEquals("3.2", "../", new Path("../").toString());
// test bug 46043 - IPath collapseParentReferences
assertEquals("3.3", "../", new Path("./../").toString());
assertEquals("3.4", "../", new Path(".././").toString());
assertEquals("3.5", "..", new Path("./..").toString());
assertEquals("3.6", ".", new Path(".").toString());
}
public void testClone() {
IPath anyPath = new Path("/a/b/c");
assertEquals("1.0", anyPath, anyPath.clone());
anyPath = new Path("//a/b/c");
assertEquals("1.1", anyPath, anyPath.clone());
anyPath = new Path("c:/a/b/c");
assertEquals("1.2", anyPath, anyPath.clone());
assertEquals("1.3", Path.ROOT, Path.ROOT.clone());
}
public void testConstructors() {
assertEquals("1.0", "", new Path("").toString());
assertEquals("1.1", "/", new Path("/").toString());
assertEquals("1.2", "a", new Path("a").toString());
assertEquals("1.3", "/a", new Path("/a").toString());
assertEquals("1.4", "//", new Path("//").toString());
assertEquals("1.5", "/a/", new Path("/a/").toString());
assertEquals("1.6", "/a/b/c/d/e/f/g/h/i/j/k/l/m/n/o/p/q/r/s/t/u/v/w/x/y/z", new Path("/a/b/c/d/e/f/g/h/i/j/k/l/m/n/o/p/q/r/s/t/u/v/w/x/y/z").toString());
assertEquals("1.7", "...", new Path("...").toString());
assertEquals("1.8", "/a/b/.../c", new Path("/a/b/.../c").toString());
IPath anyPath = new Path("/first/second/third");
assertEquals("2.0", Path.EMPTY, new Path(""));
assertEquals("2.1", Path.ROOT, new Path("/"));
assertEquals("2.2", anyPath, anyPath);
//should handle slash before the device (see bug 84697)
// fullPath = new java.io.File("D:\\foo\\abc.txt").toURL().getPath()
assertEquals("3.0.win", "D:/foo/abc.txt", Path.forWindows("/D:/foo/abc.txt").toString());
// fullPath = new java.io.File("D:/").toURL().getPath()
assertEquals("3.1.win", "D:/", Path.forWindows("/D:/").toString());
}
public void testFactoryMethods() {
IPath win = Path.forWindows("a:b\\c/d");
assertEquals("1.1.win", "a:b/c/d", win.toString());
assertEquals("1.2.win", "a:", win.getDevice());
assertEquals("1.3.win", 3, win.segmentCount());
assertEquals("1.4.win", "b", win.segment(0));
IPath posix = Path.forPosix("a:b\\c/d");
assertEquals("2.5.posix", "a:b\\c/d", posix.toString());
assertEquals("2.6.posix", null, posix.getDevice());
assertEquals("2.7.posix", 2, posix.segmentCount());
assertEquals("2.8.posix", "a:b\\c", posix.segment(0));
assertFalse("3.1", win.equals(posix));
}
public void testFirstSegment() {
assertNull("1.0", Path.ROOT.segment(0));
assertNull("1.1", Path.EMPTY.segment(0));
assertEquals("2.0", "a", new Path("/a/b/c").segment(0));
assertEquals("2.1", "a", new Path("a").segment(0));
assertEquals("2.2", "a", new Path("/a").segment(0));
assertEquals("2.3", "a", new Path("a/b").segment(0));
assertEquals("2.4", "a", new Path("//a/b").segment(0));
assertEquals("2.5.win", "a", Path.forWindows("c:a/b").segment(0));
assertEquals("2.6.win", "a", Path.forWindows("c:/a/b").segment(0));
assertEquals("2.7.posix", "c:", Path.forPosix("c:/a/b").segment(0));
assertEquals("2.8.posix", "c:", Path.forPosix("c:/a\\b").segment(0));
assertEquals("2.9.posix", "a", Path.forPosix("a/c:/b").segment(0));
assertEquals("2.10.posix", "a\\b", Path.forPosix("a\\b/b").segment(0));
}
public void testFromPortableString() {
assertEquals("1.0", "", Path.fromPortableString("").toString());
assertEquals("1.1", "/", Path.fromPortableString("/").toString());
assertEquals("1.2", "a", Path.fromPortableString("a").toString());
assertEquals("1.3", "/a", Path.fromPortableString("/a").toString());
assertEquals("1.4", "//", Path.fromPortableString("//").toString());
assertEquals("1.5", "/a/", Path.fromPortableString("/a/").toString());
assertEquals("2.1", "a:", Path.fromPortableString("a:").toString());
assertEquals("2.2", "a:", Path.fromPortableString("a::").toString());
assertEquals("2.3", "a:b:", Path.fromPortableString("a:b::").toString());
assertEquals("2.4", "a/b:c", Path.fromPortableString("a/b::c").toString());
assertEquals("2.5", "a/b:c", Path.fromPortableString("a/b:c").toString());
assertEquals("2.6", "a:b", Path.fromPortableString("a::b").toString());
boolean isLocalPosix = java.io.File.separatorChar == '/';
IPath win1 = Path.forWindows("a:b\\c/d");
IPath win2 = Path.fromPortableString(win1.toPortableString());
assertEquals("3.1.win", "a:b/c/d", win2.toString());
assertEquals("3.2.win", "a:", win2.getDevice());
assertEquals("3.3.win", 3, win2.segmentCount());
assertEquals("3.4.win", "b", win2.segment(0));
assertTrue("3.5.win", win1.equals(win2));
assertEquals("3.6.win", isLocalPosix, win2.isValidSegment(":"));
IPath posix1 = Path.forPosix("a:b\\c/d");
IPath posix2 = Path.fromPortableString(posix1.toPortableString());
assertEquals("3.7.posix", "a:b\\c/d", posix2.toString());
assertEquals("3.8.posix", null, posix2.getDevice());
assertEquals("3.9.posix", 2, posix2.segmentCount());
assertEquals("3.10.posix", "a:b\\c", posix2.segment(0));
assertTrue("3.11.posix", posix1.equals(posix2));
assertEquals("3.12.posix", isLocalPosix, posix2.isValidSegment(":"));
}
public void testGetFileExtension() {
IPath anyPath = new Path("index.html");
assertEquals("1.0", anyPath.getFileExtension(), "html");
assertNull("2.0", Path.ROOT.getFileExtension());
assertNull("2.1", Path.EMPTY.getFileExtension());
assertNull("2.2", new Path("index").getFileExtension());
assertNull("2.3", new Path("/a/b/c.txt/").getFileExtension());
assertEquals("3.0", "txt", new Path("/a/b/c.txt").getFileExtension());
assertEquals("3.1", "txt", new Path("/a/b/c.foo.txt").getFileExtension());
assertEquals("3.2", "txt", new Path("//a/b/c.foo.txt").getFileExtension());
assertEquals("3.3", "txt", new Path("c:/a/b/c.foo.txt").getFileExtension());
assertEquals("3.4", "txt", new Path("c:a/b/c.foo.txt").getFileExtension());
}
public void testHasTrailingSeparator() {
// positive
assertTrue("1.0", new Path("/first/second/third/").hasTrailingSeparator());
assertTrue("1.1", new Path("//first/second/third/").hasTrailingSeparator());
assertTrue("1.2", new Path("c:/first/second/third/").hasTrailingSeparator());
assertTrue("1.3", new Path("c:first/second/third/").hasTrailingSeparator());
// negative
assertTrue("2.0", !new Path("first/second/third").hasTrailingSeparator());
assertTrue("2.1", !Path.ROOT.hasTrailingSeparator());
assertTrue("2.2", !Path.EMPTY.hasTrailingSeparator());
assertTrue("2.3", !new Path("//first/second/third").hasTrailingSeparator());
assertTrue("2.4", !new Path("c:/first/second/third").hasTrailingSeparator());
assertTrue("2.5", !new Path("c:first/second/third").hasTrailingSeparator());
//paths of length 0 never have a trailing separator
assertTrue("3.0", !new Path("/first/").removeLastSegments(1).hasTrailingSeparator());
assertTrue("3.1", !new Path("/first/").removeFirstSegments(1).hasTrailingSeparator());
assertTrue("3.2", !new Path("/").hasTrailingSeparator());
assertTrue("3.3", !new Path("/first/").append("..").hasTrailingSeparator());
assertTrue("3.4", !new Path("/first/").append(new Path("..")).hasTrailingSeparator());
assertTrue("3.5", !new Path("/first/../").hasTrailingSeparator());
assertTrue("3.6", !Path.ROOT.addTrailingSeparator().hasTrailingSeparator());
assertTrue("3.7", !Path.EMPTY.addTrailingSeparator().hasTrailingSeparator());
}
public void testIsAbsolute() {
// positive
assertTrue("1.0", new Path("/first/second/third").isAbsolute());
assertTrue("1.1", Path.ROOT.isAbsolute());
assertTrue("1.2", new Path("//first/second/third").isAbsolute());
assertTrue("1.3.win", Path.forWindows("c:/first/second/third").isAbsolute());
assertTrue("1.4.posix", Path.forPosix("/c:first/second/third").isAbsolute());
// negative
assertTrue("2.0", !new Path("first/second/third").isAbsolute());
assertTrue("2.1", !Path.EMPTY.isAbsolute());
assertTrue("2.2", !new Path("c:first/second/third").isAbsolute());
// unc
assertTrue("3.0.win", Path.forWindows("c://").isAbsolute());
assertTrue("3.1.posix", Path.forPosix("//c:/").isAbsolute());
assertTrue("3.2", new Path("//").isAbsolute());
assertTrue("3.3", new Path("//a").isAbsolute());
assertTrue("3.4", new Path("//a/b/").isAbsolute());
}
public void testIsEmpty() {
// positive
assertTrue("1.0", Path.EMPTY.isEmpty());
assertTrue("1.1", new Path("//").isEmpty());
assertTrue("1.2", new Path("").isEmpty());
assertTrue("1.3.win", Path.forWindows("c:").isEmpty());
assertFalse("1.4.posix", Path.forPosix("c:").isEmpty());
assertTrue("1.5", new Path("///").isEmpty());
// negative
assertTrue("2.0", !new Path("first/second/third").isEmpty());
assertTrue("2.1", !Path.ROOT.isEmpty());
assertTrue("2.2", !new Path("//a").isEmpty());
assertTrue("2.3", !new Path("c:/").isEmpty());
}
public void testIsPrefixOf() {
IPath prefix = new Path("/first/second");
IPath path = new Path("/first/second/third/fourth");
assertTrue("1.0", prefix.isPrefixOf(path));
// test the case where the arg is longer than the receiver.
assertTrue("1.1", !path.isPrefixOf(prefix));
assertTrue("1.2", !new Path("fifth/sixth").isPrefixOf(path));
assertTrue("2.0", prefix.addTrailingSeparator().isPrefixOf(path));
assertTrue("3.0", Path.ROOT.isPrefixOf(path));
assertTrue("3.1", Path.EMPTY.isPrefixOf(path));
assertTrue("3.2", !path.isPrefixOf(Path.ROOT));
assertTrue("3.3", !path.isPrefixOf(Path.EMPTY));
}
public void testIsRoot() {
// negative
assertTrue("1.0", !new Path("/first/second").isRoot());
assertTrue("1.1", !Path.EMPTY.isRoot());
assertTrue("1.2", !new Path("//").isRoot());
assertTrue("1.3", !new Path("///").isRoot());
// positive
assertTrue("2.0", Path.ROOT.isRoot());
assertTrue("2.1", new Path("/").isRoot());
assertTrue("2.2.win", Path.forWindows("/").isRoot());
assertTrue("2.3.posix", Path.forPosix("/").isRoot());
}
public void testIsUNC() {
// negative
assertTrue("1.0", !Path.ROOT.isUNC());
assertTrue("1.1", !Path.EMPTY.isUNC());
assertTrue("2.0", !new Path("a").isUNC());
assertTrue("2.1", !new Path("a/b").isUNC());
assertTrue("2.2", !new Path("/a").isUNC());
assertTrue("2.3", !new Path("/a/b").isUNC());
assertTrue("3.0", !new Path("c:/a/b").isUNC());
assertTrue("3.1", !new Path("c:a/b").isUNC());
assertTrue("3.2", !new Path("/F/../").isUNC());
assertTrue("4.0", !new Path("c://a/").isUNC());
assertTrue("4.1", !new Path("c:\\/a/b").isUNC());
assertTrue("4.2", !new Path("c:\\\\").isUNC());
// positive
assertTrue("5.0", new Path("//").isUNC());
assertTrue("5.1", new Path("//a").isUNC());
assertTrue("5.2", new Path("//a/b").isUNC());
assertTrue("5.3.win", Path.forWindows("\\\\ThisMachine\\HOME\\foo.jar").isUNC());
assertTrue("6.0.win", Path.forWindows("c://a/").setDevice(null).isUNC());
assertTrue("6.1.win", Path.forWindows("c:\\/a/b").setDevice(null).isUNC());
assertTrue("6.2.win", Path.forWindows("c:\\\\").setDevice(null).isUNC());
}
public void testIsValidPath() {
IPath test = Path.ROOT;
// positive
assertTrue("1.0", test.isValidPath("/first/second/third"));
assertTrue("1.1", test.isValidPath(""));
assertTrue("1.2", test.isValidPath("a"));
assertTrue("1.3", test.isValidPath("c:"));
assertTrue("1.4", test.isValidPath("//"));
assertTrue("1.5", test.isValidPath("//a"));
assertTrue("1.6", test.isValidPath("c:/a"));
assertTrue("1.7", test.isValidPath("c://a//b//c//d//e//f"));
assertTrue("1.8", test.isValidPath("//a//b//c//d//e//f"));
// platform-dependent
assertFalse("2.1.win", Path.forWindows("").isValidPath("c:b:"));
assertFalse("2.2.win", Path.forWindows("").isValidPath("c:a/b:"));
assertTrue("2.3.posix", Path.forPosix("").isValidPath("c:b:"));
assertTrue("2.4.posix", Path.forPosix("").isValidPath("c:a/b:"));
// static methods
assertFalse("3.1.win", Path.isValidWindowsPath("c:b:"));
assertFalse("3.2.win", Path.isValidWindowsPath("c:a/b:"));
assertTrue("3.3.posix", Path.isValidPosixPath("c:b:"));
assertTrue("3.4.posix", Path.isValidPosixPath("c:a/b:"));
}
public void testIsValidSegment() {
IPath test = Path.ROOT;
// positive
assertTrue("1.0", test.isValidSegment("a"));
// negative
assertFalse("2.1", test.isValidSegment(""));
assertFalse("2.2", test.isValidSegment("/"));
// platform-dependent
assertFalse("3.1.win", Path.forWindows("").isValidSegment("\\"));
assertFalse("3.2.win", Path.forWindows("").isValidSegment(":"));
assertTrue("3.3.posix", Path.forPosix("").isValidSegment("\\"));
assertTrue("3.4.posix", Path.forPosix("").isValidSegment(":"));
// static methods
assertFalse("4.1.win", Path.isValidWindowsSegment("\\"));
assertFalse("4.2.win", Path.isValidWindowsSegment(":"));
assertTrue("4.3.posix", Path.isValidPosixSegment("\\"));
assertTrue("4.4.posix", Path.isValidPosixSegment(":"));
// path constants and Path(String) always on local platform
boolean isLocalPosix = java.io.File.separatorChar == '/';
assertEquals("5.1", isLocalPosix, Path.EMPTY.isValidSegment(":"));
assertEquals("5.2", isLocalPosix, Path.ROOT.isValidSegment(":"));
assertEquals("5.3", isLocalPosix, new Path("").isValidSegment(":"));
}
public void testLastSegment() {
assertEquals("1.0", "second", new Path("/first/second").lastSegment());
assertEquals("2.0", "first", new Path("first").lastSegment());
assertEquals("2.1", "first", new Path("/first/").lastSegment());
assertEquals("2.2", "second", new Path("first/second").lastSegment());
assertEquals("2.3", "second", new Path("first/second/").lastSegment());
assertNull("3.0", Path.EMPTY.lastSegment());
assertNull("3.1", Path.ROOT.lastSegment());
assertNull("3.2", new Path("//").lastSegment());
assertEquals("4.0", "second", new Path("//first/second/").lastSegment());
assertEquals("4.1", "second", new Path("//first/second").lastSegment());
assertEquals("4.2", "second", new Path("c:/first/second/").lastSegment());
assertEquals("4.3", "second", new Path("c:first/second/").lastSegment());
assertEquals("5.0", "first", new Path("//first").lastSegment());
assertEquals("5.1", "first", new Path("//first/").lastSegment());
}
public void testMakeAbsolute() {
IPath anyPath = new Path("first/second/third").makeAbsolute();
assertTrue("1.0", anyPath.isAbsolute());
assertEquals("1.1", new Path("/first/second/third"), anyPath);
anyPath = new Path("").makeAbsolute();
assertTrue("2.0", anyPath.isAbsolute());
assertEquals("2.1", Path.ROOT, anyPath);
}
public void testMakeRelative() {
IPath anyPath = new Path("/first/second/third").makeRelative();
assertTrue("1.0", !anyPath.isAbsolute());
assertEquals("1.1", new Path("first/second/third"), anyPath);
anyPath = Path.ROOT.makeRelative();
assertTrue("2.0", !anyPath.isAbsolute());
assertEquals("2.1", new Path(""), anyPath);
}
/**
* Tests for {@link Path#makeRelativeTo(IPath)}.
*/
public void testMakeRelativeTo() {
//valid cases
IPath[] bases = new IPath[] {new Path("/a/"), new Path("/a/b")};
IPath[] children = new IPath[] {new Path("/a/"), new Path("/a/b"), new Path("/a/b/c")};
for (int i = 0; i < bases.length; i++) {
for (int j = 0; j < children.length; j++) {
final IPath base = bases[i];
final IPath child = children[j];
IPath result = child.makeRelativeTo(base);
assertTrue("1." + i + ',' + j, !result.isAbsolute());
assertEquals("2." + i + ',' + j, base.append(result), child);
}
}
//for equal/identical paths, the relative path should be empty
IPath equalBase = new Path("/a/b");
assertEquals("3.1", "", new Path("/a/b").makeRelativeTo(equalBase).toString());
assertEquals("3.2", "", new Path("/a/b/").makeRelativeTo(equalBase).toString());
assertEquals("3.3", "", equalBase.makeRelativeTo(equalBase).toString());
//invalid cases (no common prefix)
bases = new IPath[] {new Path("/"), new Path("/b"), new Path("/b/c")};
children = new IPath[] {new Path("/a/"), new Path("/a/b"), new Path("/a/b/c")};
for (int i = 0; i < bases.length; i++) {
for (int j = 0; j < children.length; j++) {
final IPath base = bases[i];
final IPath child = children[j];
IPath result = child.makeRelativeTo(base);
assertTrue("4." + i + ',' + j, !result.isAbsolute());
assertEquals("5." + i + ',' + j, base.append(result), child);
}
}
}
/**
* Tests for {@link Path#makeRelativeTo(IPath)}.
*/
public void testMakeRelativeToWindows() {
IPath[] bases = new IPath[] { Path.forWindows("c:/a/"), Path.forWindows("c:/a/b") };
IPath[] children = new IPath[] { Path.forWindows("d:/a/"), Path.forWindows("d:/a/b"),
Path.forWindows("d:/a/b/c") };
for (int i = 0; i < bases.length; i++) {
for (int j = 0; j < children.length; j++) {
final IPath base = bases[i];
final IPath child = children[j];
IPath result = child.makeRelativeTo(base);
assertTrue("1." + i + ".win," + j, result.isAbsolute());
assertEquals("2." + i + ".win," + j, child, result);
}
}
}
public void testMakeUNC() {
ArrayList<Path> inputs = new ArrayList<>();
ArrayList<String> expected = new ArrayList<>();
ArrayList<String> expectedNon = new ArrayList<>();
inputs.add(Path.ROOT);
expected.add("//");
expectedNon.add("/");
inputs.add(Path.EMPTY);
expected.add("//");
expectedNon.add("");
inputs.add(new Path("a"));
expected.add("//a");
expectedNon.add("a");
inputs.add(new Path("a/b"));
expected.add("//a/b");
expectedNon.add("a/b");
inputs.add(new Path("/a/b/"));
expected.add("//a/b/");
expectedNon.add("/a/b/");
inputs.add(new Path("//"));
expected.add("//");
expectedNon.add("/");
inputs.add(new Path("//a"));
expected.add("//a");
expectedNon.add("/a");
inputs.add(new Path("//a/b"));
expected.add("//a/b");
expectedNon.add("/a/b");
inputs.add(new Path("//a/b/"));
expected.add("//a/b/");
expectedNon.add("/a/b/");
inputs.add(new Path("c:", "/"));
expected.add("//");
expectedNon.add("c:/");
inputs.add(new Path("c:", ""));
expected.add("//");
expectedNon.add("c:");
inputs.add(new Path("c:", "a"));
expected.add("//a");
expectedNon.add("c:a");
inputs.add(new Path("c:", "a/b"));
expected.add("//a/b");
expectedNon.add("c:a/b");
inputs.add(new Path("c:", "/a"));
expected.add("//a");
expectedNon.add("c:/a");
inputs.add(new Path("c:", "/a/b"));
expected.add("//a/b");
expectedNon.add("c:/a/b");
assertEquals("0.0", inputs.size(), expected.size());
assertEquals("0.1", inputs.size(), expectedNon.size());
for (int i = 0; i < inputs.size(); i++) {
IPath path = inputs.get(i);
IPath result = path.makeUNC(true);
assertTrue("1.0." + path + " (" + result + ")", result.isUNC());
assertEquals("1.1." + path, expected.get(i), result.toString());
result = path.makeUNC(false);
assertTrue("1.2." + path, !result.isUNC());
assertEquals("1.3." + path, expectedNon.get(i), result.toString());
}
}
/**
* This test is for bizarre cases that previously caused errors.
*/
public void testRegression() {
try {
new Path("C:\\/eclipse");
} catch (Exception e) {
fail("1.0", e);
}
try {
IPath path = Path.forWindows("d:\\\\ive");
assertTrue("2.0.win", !path.isUNC());
assertEquals("2.1.win", 1, path.segmentCount());
assertEquals("2.2.win", "ive", path.segment(0));
} catch (Exception e) {
fail("2.99", e);
}
}
public void testRemoveFirstSegments() {
assertEquals("1.0", new Path("second"), new Path("/first/second").removeFirstSegments(1));
assertEquals("1.1", new Path("second/third/"), new Path("/first/second/third/").removeFirstSegments(1));
assertEquals("1.2", Path.EMPTY, new Path("first").removeFirstSegments(1));
assertEquals("1.3", Path.EMPTY, new Path("/first/").removeFirstSegments(1));
assertEquals("1.4", new Path("second"), new Path("first/second").removeFirstSegments(1));
assertEquals("1.5", Path.EMPTY, new Path("").removeFirstSegments(1));
assertEquals("1.6", Path.EMPTY, Path.ROOT.removeFirstSegments(1));
assertEquals("1.7", Path.EMPTY, new Path("/first/second/").removeFirstSegments(2));
assertEquals("1.8", Path.EMPTY, new Path("/first/second/").removeFirstSegments(3));
assertEquals("1.9", new Path("third/fourth"), new Path("/first/second/third/fourth").removeFirstSegments(2));
assertEquals("2.0.win", Path.forWindows("c:second"), Path.forWindows("c:/first/second").removeFirstSegments(1));
assertEquals("2.1.win", Path.forWindows("c:second/third/"), Path.forWindows("c:/first/second/third/")
.removeFirstSegments(1));
assertEquals("2.2.win", Path.forWindows("c:"), Path.forWindows("c:first").removeFirstSegments(1));
assertEquals("2.3.win", Path.forWindows("c:"), Path.forWindows("c:/first/").removeFirstSegments(1));
assertEquals("2.4.win", Path.forWindows("c:second"), Path.forWindows("c:first/second").removeFirstSegments(1));
assertEquals("2.5.win", Path.forWindows("c:"), Path.forWindows("c:").removeFirstSegments(1));
assertEquals("2.6.win", Path.forWindows("c:"), Path.forWindows("c:/").removeFirstSegments(1));
assertEquals("2.7.win", Path.forWindows("c:"), Path.forWindows("c:/first/second/").removeFirstSegments(2));
assertEquals("2.8.win", Path.forWindows("c:"), Path.forWindows("c:/first/second/").removeFirstSegments(3));
assertEquals("2.9.win", Path.forWindows("c:third/fourth"), Path.forWindows("c:/first/second/third/fourth")
.removeFirstSegments(2));
assertEquals("3.0", new Path("second"), new Path("//first/second").removeFirstSegments(1));
assertEquals("3.1", new Path("second/third/"), new Path("//first/second/third/").removeFirstSegments(1));
assertEquals("3.2", Path.EMPTY, new Path("//first/").removeFirstSegments(1));
assertEquals("3.3", Path.EMPTY, new Path("//").removeFirstSegments(1));
assertEquals("3.4", Path.EMPTY, new Path("//first/second/").removeFirstSegments(2));
assertEquals("3.5", Path.EMPTY, new Path("//first/second/").removeFirstSegments(3));
assertEquals("3.6", new Path("third/fourth"), new Path("//first/second/third/fourth").removeFirstSegments(2));
}
public void testRemoveLastSegments() {
assertEquals("1.0", new Path("/first"), new Path("/first/second").removeLastSegments(1));
assertEquals("1.1", new Path("//first"), new Path("//first/second").removeLastSegments(1));
assertEquals("1.2", new Path("c:/first"), new Path("c:/first/second").removeLastSegments(1));
assertEquals("1.3", new Path("c:first"), new Path("c:first/second").removeLastSegments(1));
assertEquals("2.0", new Path("/first/second/"), new Path("/first/second/third/").removeLastSegments(1));
assertEquals("2.1", new Path("//first/second/"), new Path("//first/second/third/").removeLastSegments(1));
assertEquals("2.2", new Path("c:/first/second/"), new Path("c:/first/second/third/").removeLastSegments(1));
assertEquals("2.3", new Path("c:first/second/"), new Path("c:first/second/third/").removeLastSegments(1));
assertEquals("3.0", Path.EMPTY, new Path("first").removeLastSegments(1));
assertEquals("3.1", Path.ROOT, new Path("/first/").removeLastSegments(1));
assertEquals("3.2", new Path("first"), new Path("first/second").removeLastSegments(1));
assertEquals("4.0", Path.EMPTY, new Path("").removeLastSegments(1));
assertEquals("4.1", Path.ROOT, Path.ROOT.removeLastSegments(1));
assertEquals("4.2", new Path("//"), new Path("//").removeLastSegments(1));
}
public void testRemoveTrailingSeparator() {
IPath with = new Path("/first/second/third/");
IPath without = new Path("/first/second/third");
assertSame("1.0", without, without.removeTrailingSeparator());
assertEquals("1.1", without, with.removeTrailingSeparator());
// trailing separators have no bearing on path equality so check via
// other means....
assertTrue("1.2", !with.removeTrailingSeparator().hasTrailingSeparator());
assertTrue("1.3", !without.hasTrailingSeparator());
assertEquals("1.4", without.toString(), with.removeTrailingSeparator().toString());
assertSame("2.0", Path.ROOT, Path.ROOT.removeTrailingSeparator());
assertEquals("2.1", Path.EMPTY, new Path("").removeTrailingSeparator());
assertEquals("3.0", new Path("//"), new Path("//").removeTrailingSeparator());
assertEquals("3.1", new Path("//a"), new Path("//a").removeTrailingSeparator());
assertEquals("3.2", new Path("//a"), new Path("//a/").removeTrailingSeparator());
assertEquals("3.3", new Path("//a/b"), new Path("//a/b").removeTrailingSeparator());
assertEquals("3.4", new Path("//a/b"), new Path("//a/b/").removeTrailingSeparator());
assertEquals("4.0", new Path("c:"), new Path("c:").removeTrailingSeparator());
assertEquals("4.1", new Path("c:/"), new Path("c:/").removeTrailingSeparator());
assertEquals("4.2", new Path("c:/a"), new Path("c:/a/").removeTrailingSeparator());
assertEquals("4.3", new Path("c:/a/b"), new Path("c:/a/b").removeTrailingSeparator());
assertEquals("4.4", new Path("c:/a/b"), new Path("c:/a/b/").removeTrailingSeparator());
assertEquals("5.0", new Path("c:a"), new Path("c:a/").removeTrailingSeparator());
assertEquals("5.1", new Path("c:a/b"), new Path("c:a/b").removeTrailingSeparator());
assertEquals("5.2", new Path("c:a/b"), new Path("c:a/b/").removeTrailingSeparator());
}
public void testSegments() {
IPath anyPath = null;
String[] segs = null;
// Case One: typical case
anyPath = new Path("/first/second/third/fourth");
segs = anyPath.segments();
assertEquals("1.0", 4, segs.length);
assertEquals("1.1", "first", segs[0]);
assertEquals("1.2", "second", segs[1]);
assertEquals("1.3", "third", segs[2]);
assertEquals("1.4", "fourth", segs[3]);
// Case Two: trailing separator
anyPath = new Path("/first/second/");
segs = anyPath.segments();
assertEquals("2.0", 2, segs.length);
assertEquals("2.1", "first", segs[0]);
assertEquals("2.2", "second", segs[1]);
// Case Three: no leading or trailing separators
anyPath = new Path("first/second");
segs = anyPath.segments();
assertEquals("3.0", 2, segs.length);
assertEquals("3.1", "first", segs[0]);
assertEquals("3.2", "second", segs[1]);
// Case Four: single segment
anyPath = new Path("first");
segs = anyPath.segments();
assertEquals("4.0", 1, segs.length);
assertEquals("4.1", "first", segs[0]);
// Case Five(a): no segments
anyPath = Path.EMPTY;
segs = anyPath.segments();
assertEquals("5.0", 0, segs.length);
// Case Five(b): no segments
anyPath = Path.ROOT;
segs = anyPath.segments();
assertEquals("6.0", 0, segs.length);
// Case Six: UNC path
anyPath = new Path("//server/volume/a/b/c");
segs = anyPath.segments();
assertEquals("7.0", 5, segs.length);
assertEquals("7.1", "server", segs[0]);
assertEquals("7.2", "volume", segs[1]);
assertEquals("7.3", "a", segs[2]);
assertEquals("7.4", "b", segs[3]);
assertEquals("7.5", "c", segs[4]);
}
public void testToString() {
IPath anyPath = new Path("/first/second/third");
assertEquals("1.0", "/first/second/third", anyPath.toString());
assertEquals("1.1", "/", Path.ROOT.toString());
assertEquals("1.2", "", Path.EMPTY.toString());
}
public void testUptoSegment() {
//Case 1, absolute path with no trailing separator
IPath anyPath = new Path("/first/second/third");
assertEquals("1.0", Path.ROOT, anyPath.uptoSegment(0));
assertEquals("1.1", new Path("/first"), anyPath.uptoSegment(1));
assertEquals("1.2", new Path("/first/second"), anyPath.uptoSegment(2));
assertEquals("1.3", new Path("/first/second/third"), anyPath.uptoSegment(3));
assertEquals("1.4", new Path("/first/second/third"), anyPath.uptoSegment(4));
//Case 2, absolute path with trailing separator
anyPath = new Path("/first/second/third/");
assertEquals("2.0", Path.ROOT, anyPath.uptoSegment(0));
assertEquals("2.1", new Path("/first/"), anyPath.uptoSegment(1));
assertEquals("2.2", new Path("/first/second/"), anyPath.uptoSegment(2));
assertEquals("2.3", new Path("/first/second/third/"), anyPath.uptoSegment(3));
assertEquals("2.4", new Path("/first/second/third/"), anyPath.uptoSegment(4));
//Case 3, relative path with no trailing separator
anyPath = new Path("first/second/third");
assertEquals("3.0", Path.EMPTY, anyPath.uptoSegment(0));
assertEquals("3.1", new Path("first"), anyPath.uptoSegment(1));
assertEquals("3.2", new Path("first/second"), anyPath.uptoSegment(2));
assertEquals("3.3", new Path("first/second/third"), anyPath.uptoSegment(3));
assertEquals("3.4", new Path("first/second/third"), anyPath.uptoSegment(4));
//Case 4, relative path with trailing separator
anyPath = new Path("first/second/third/");
assertEquals("4.0", Path.EMPTY, anyPath.uptoSegment(0));
assertEquals("4.1", new Path("first/"), anyPath.uptoSegment(1));
assertEquals("4.2", new Path("first/second/"), anyPath.uptoSegment(2));
assertEquals("4.3", new Path("first/second/third/"), anyPath.uptoSegment(3));
assertEquals("4.4", new Path("first/second/third/"), anyPath.uptoSegment(4));
// bug 58835 - upToSegment(0) needs to preserve device
anyPath = Path.forWindows("c:/first/second/third");
assertEquals("5.0.win", Path.forWindows("c:/"), anyPath.uptoSegment(0));
anyPath = Path.forWindows("c:/first/second/third/");
assertEquals("5.1.win", Path.forWindows("c:/"), anyPath.uptoSegment(0));
anyPath = Path.forWindows("c:first/second/third/");
assertEquals("5.2.win", Path.forWindows("c:"), anyPath.uptoSegment(0));
anyPath = new Path("//one/two/three");
assertEquals("5.3", new Path("//"), anyPath.uptoSegment(0));
anyPath = new Path("//one/two/three/");
assertEquals("5.4", new Path("//"), anyPath.uptoSegment(0));
}
}