nodejs-mozilla/test/parallel/test-path-join.js

144 lines
4.8 KiB
JavaScript

'use strict';
require('../common');
const assert = require('assert');
const path = require('path');
const failures = [];
const backslashRE = /\\/g;
const joinTests = [
[ [path.posix.join, path.win32.join],
// Arguments result
[[['.', 'x/b', '..', '/b/c.js'], 'x/b/c.js'],
[[], '.'],
[['/.', 'x/b', '..', '/b/c.js'], '/x/b/c.js'],
[['/foo', '../../../bar'], '/bar'],
[['foo', '../../../bar'], '../../bar'],
[['foo/', '../../../bar'], '../../bar'],
[['foo/x', '../../../bar'], '../bar'],
[['foo/x', './bar'], 'foo/x/bar'],
[['foo/x/', './bar'], 'foo/x/bar'],
[['foo/x/', '.', 'bar'], 'foo/x/bar'],
[['./'], './'],
[['.', './'], './'],
[['.', '.', '.'], '.'],
[['.', './', '.'], '.'],
[['.', '/./', '.'], '.'],
[['.', '/////./', '.'], '.'],
[['.'], '.'],
[['', '.'], '.'],
[['', 'foo'], 'foo'],
[['foo', '/bar'], 'foo/bar'],
[['', '/foo'], '/foo'],
[['', '', '/foo'], '/foo'],
[['', '', 'foo'], 'foo'],
[['foo', ''], 'foo'],
[['foo/', ''], 'foo/'],
[['foo', '', '/bar'], 'foo/bar'],
[['./', '..', '/foo'], '../foo'],
[['./', '..', '..', '/foo'], '../../foo'],
[['.', '..', '..', '/foo'], '../../foo'],
[['', '..', '..', '/foo'], '../../foo'],
[['/'], '/'],
[['/', '.'], '/'],
[['/', '..'], '/'],
[['/', '..', '..'], '/'],
[[''], '.'],
[['', ''], '.'],
[[' /foo'], ' /foo'],
[[' ', 'foo'], ' /foo'],
[[' ', '.'], ' '],
[[' ', '/'], ' /'],
[[' ', ''], ' '],
[['/', 'foo'], '/foo'],
[['/', '/foo'], '/foo'],
[['/', '//foo'], '/foo'],
[['/', '', '/foo'], '/foo'],
[['', '/', 'foo'], '/foo'],
[['', '/', '/foo'], '/foo']
]
]
];
// Windows-specific join tests
joinTests.push([
path.win32.join,
joinTests[0][1].slice(0).concat(
[// Arguments result
// UNC path expected
[['//foo/bar'], '\\\\foo\\bar\\'],
[['\\/foo/bar'], '\\\\foo\\bar\\'],
[['\\\\foo/bar'], '\\\\foo\\bar\\'],
// UNC path expected - server and share separate
[['//foo', 'bar'], '\\\\foo\\bar\\'],
[['//foo/', 'bar'], '\\\\foo\\bar\\'],
[['//foo', '/bar'], '\\\\foo\\bar\\'],
// UNC path expected - questionable
[['//foo', '', 'bar'], '\\\\foo\\bar\\'],
[['//foo/', '', 'bar'], '\\\\foo\\bar\\'],
[['//foo/', '', '/bar'], '\\\\foo\\bar\\'],
// UNC path expected - even more questionable
[['', '//foo', 'bar'], '\\\\foo\\bar\\'],
[['', '//foo/', 'bar'], '\\\\foo\\bar\\'],
[['', '//foo/', '/bar'], '\\\\foo\\bar\\'],
// No UNC path expected (no double slash in first component)
[['\\', 'foo/bar'], '\\foo\\bar'],
[['\\', '/foo/bar'], '\\foo\\bar'],
[['', '/', '/foo/bar'], '\\foo\\bar'],
// No UNC path expected (no non-slashes in first component -
// questionable)
[['//', 'foo/bar'], '\\foo\\bar'],
[['//', '/foo/bar'], '\\foo\\bar'],
[['\\\\', '/', '/foo/bar'], '\\foo\\bar'],
[['//'], '\\'],
// No UNC path expected (share name missing - questionable).
[['//foo'], '\\foo'],
[['//foo/'], '\\foo\\'],
[['//foo', '/'], '\\foo\\'],
[['//foo', '', '/'], '\\foo\\'],
// No UNC path expected (too many leading slashes - questionable)
[['///foo/bar'], '\\foo\\bar'],
[['////foo', 'bar'], '\\foo\\bar'],
[['\\\\\\/foo/bar'], '\\foo\\bar'],
// Drive-relative vs drive-absolute paths. This merely describes the
// status quo, rather than being obviously right
[['c:'], 'c:.'],
[['c:.'], 'c:.'],
[['c:', ''], 'c:.'],
[['', 'c:'], 'c:.'],
[['c:.', '/'], 'c:.\\'],
[['c:.', 'file'], 'c:file'],
[['c:', '/'], 'c:\\'],
[['c:', 'file'], 'c:\\file']
]
)
]);
joinTests.forEach((test) => {
if (!Array.isArray(test[0]))
test[0] = [test[0]];
test[0].forEach((join) => {
test[1].forEach((test) => {
const actual = join.apply(null, test[0]);
const expected = test[1];
// For non-Windows specific tests with the Windows join(), we need to try
// replacing the slashes since the non-Windows specific tests' `expected`
// use forward slashes
let actualAlt;
let os;
if (join === path.win32.join) {
actualAlt = actual.replace(backslashRE, '/');
os = 'win32';
} else {
os = 'posix';
}
if (actual !== expected && actualAlt !== expected) {
const delimiter = test[0].map(JSON.stringify).join(',');
const message = `path.${os}.join(${delimiter})\n expect=${
JSON.stringify(expected)}\n actual=${JSON.stringify(actual)}`;
failures.push(`\n${message}`);
}
});
});
});
assert.strictEqual(failures.length, 0, failures.join(''));