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denoland-deno/cli/tests/node_compat/test/parallel/test-path-zero-length-strings.js
Yoshiya Hinosawa 6915a9b7a7
test(ext/node): more node compat tests (#17827)
This PR adds the remaining ~650 Node.js compat test cases from std/node.

Among these 650 cases, about 130 cases are now failing. These failing
cases are prefixed with `TODO:` in `tests/node_compat/config.json`.
These will be addressed in later PRs.
2023-02-20 16:35:04 +01:00

46 lines
1.9 KiB
JavaScript

// deno-fmt-ignore-file
// deno-lint-ignore-file
// Copyright Joyent and Node contributors. All rights reserved. MIT license.
// Taken from Node 18.12.1
// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
'use strict';
// These testcases are specific to one uncommon behavior in path module. Few
// of the functions in path module, treat '' strings as current working
// directory. This test makes sure that the behavior is intact between commits.
// See: https://github.com/nodejs/node/pull/2106
require('../common');
const assert = require('assert');
const path = require('path');
const pwd = process.cwd();
// Join will internally ignore all the zero-length strings and it will return
// '.' if the joined string is a zero-length string.
assert.strictEqual(path.posix.join(''), '.');
assert.strictEqual(path.posix.join('', ''), '.');
assert.strictEqual(path.win32.join(''), '.');
assert.strictEqual(path.win32.join('', ''), '.');
assert.strictEqual(path.join(pwd), pwd);
assert.strictEqual(path.join(pwd, ''), pwd);
// Normalize will return '.' if the input is a zero-length string
assert.strictEqual(path.posix.normalize(''), '.');
assert.strictEqual(path.win32.normalize(''), '.');
assert.strictEqual(path.normalize(pwd), pwd);
// Since '' is not a valid path in any of the common environments, return false
assert.strictEqual(path.posix.isAbsolute(''), false);
assert.strictEqual(path.win32.isAbsolute(''), false);
// Resolve, internally ignores all the zero-length strings and returns the
// current working directory
assert.strictEqual(path.resolve(''), pwd);
assert.strictEqual(path.resolve('', ''), pwd);
// Relative, internally calls resolve. So, '' is actually the current directory
assert.strictEqual(path.relative('', pwd), '');
assert.strictEqual(path.relative(pwd, ''), '');
assert.strictEqual(path.relative(pwd, pwd), '');