test: split path tests into multiple files

Create one file for testing each function of the path module.
Keep general error tests and tests for constant properties in
test-path.js.

PR-URL: https://github.com/nodejs/node/pull/15093
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>

1 files changed, 56 insertions, 0 deletions

diff --git a/test/parallel/test-path-dirname.js b/test/parallel/test-path-dirname.js
new file mode 100644
index 0000000000..6ecb5c93b4
--- /dev/null
+++ b/test/parallel/test-path-dirname.js
@@ -0,0 +1,56 @@
+'use strict';
+const common = require('../common');
+const assert = require('assert');
+const path = require('path');
+
+assert.strictEqual(path.dirname(__filename).substr(-13),
+                   common.isWindows ? 'test\\parallel' : 'test/parallel');
+
+assert.strictEqual(path.posix.dirname('/a/b/'), '/a');
+assert.strictEqual(path.posix.dirname('/a/b'), '/a');
+assert.strictEqual(path.posix.dirname('/a'), '/');
+assert.strictEqual(path.posix.dirname(''), '.');
+assert.strictEqual(path.posix.dirname('/'), '/');
+assert.strictEqual(path.posix.dirname('////'), '/');
+assert.strictEqual(path.posix.dirname('//a'), '//');
+assert.strictEqual(path.posix.dirname('foo'), '.');
+
+assert.strictEqual(path.win32.dirname('c:\\'), 'c:\\');
+assert.strictEqual(path.win32.dirname('c:\\foo'), 'c:\\');
+assert.strictEqual(path.win32.dirname('c:\\foo\\'), 'c:\\');
+assert.strictEqual(path.win32.dirname('c:\\foo\\bar'), 'c:\\foo');
+assert.strictEqual(path.win32.dirname('c:\\foo\\bar\\'), 'c:\\foo');
+assert.strictEqual(path.win32.dirname('c:\\foo\\bar\\baz'), 'c:\\foo\\bar');
+assert.strictEqual(path.win32.dirname('\\'), '\\');
+assert.strictEqual(path.win32.dirname('\\foo'), '\\');
+assert.strictEqual(path.win32.dirname('\\foo\\'), '\\');
+assert.strictEqual(path.win32.dirname('\\foo\\bar'), '\\foo');
+assert.strictEqual(path.win32.dirname('\\foo\\bar\\'), '\\foo');
+assert.strictEqual(path.win32.dirname('\\foo\\bar\\baz'), '\\foo\\bar');
+assert.strictEqual(path.win32.dirname('c:'), 'c:');
+assert.strictEqual(path.win32.dirname('c:foo'), 'c:');
+assert.strictEqual(path.win32.dirname('c:foo\\'), 'c:');
+assert.strictEqual(path.win32.dirname('c:foo\\bar'), 'c:foo');
+assert.strictEqual(path.win32.dirname('c:foo\\bar\\'), 'c:foo');
+assert.strictEqual(path.win32.dirname('c:foo\\bar\\baz'), 'c:foo\\bar');
+assert.strictEqual(path.win32.dirname('file:stream'), '.');
+assert.strictEqual(path.win32.dirname('dir\\file:stream'), 'dir');
+assert.strictEqual(path.win32.dirname('\\\\unc\\share'),
+                   '\\\\unc\\share');
+assert.strictEqual(path.win32.dirname('\\\\unc\\share\\foo'),
+                   '\\\\unc\\share\\');
+assert.strictEqual(path.win32.dirname('\\\\unc\\share\\foo\\'),
+                   '\\\\unc\\share\\');
+assert.strictEqual(path.win32.dirname('\\\\unc\\share\\foo\\bar'),
+                   '\\\\unc\\share\\foo');
+assert.strictEqual(path.win32.dirname('\\\\unc\\share\\foo\\bar\\'),
+                   '\\\\unc\\share\\foo');
+assert.strictEqual(path.win32.dirname('\\\\unc\\share\\foo\\bar\\baz'),
+                   '\\\\unc\\share\\foo\\bar');
+assert.strictEqual(path.win32.dirname('/a/b/'), '/a');
+assert.strictEqual(path.win32.dirname('/a/b'), '/a');
+assert.strictEqual(path.win32.dirname('/a'), '/');
+assert.strictEqual(path.win32.dirname(''), '.');
+assert.strictEqual(path.win32.dirname('/'), '/');
+assert.strictEqual(path.win32.dirname('////'), '/');
+assert.strictEqual(path.win32.dirname('foo'), '.');