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path: added parse() and format() functions
The parse() function splits a path and returns an object with the different elements. The format() function is the reverse of this and adds an objects corresponding path elements to make up a string. Fixes nodejs#6976. Fixes: nodejs#6976 PR-URL: nodejs#8750 Reviewed-by: Julien Gilli <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| // Copyright Joyent, Inc. and other Node contributors. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a | ||
| // copy of this software and associated documentation files (the | ||
| // "Software"), to deal in the Software without restriction, including | ||
| // without limitation the rights to use, copy, modify, merge, publish, | ||
| // distribute, sublicense, and/or sell copies of the Software, and to permit | ||
| // persons to whom the Software is furnished to do so, subject to the | ||
| // following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included | ||
| // in all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS | ||
| // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | ||
| // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN | ||
| // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, | ||
| // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR | ||
| // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE | ||
| // USE OR OTHER DEALINGS IN THE SOFTWARE. | ||
|
|
||
| var assert = require('assert'); | ||
| var path = require('path'); | ||
|
|
||
| var winPaths = [ | ||
| 'C:\\path\\dir\\index.html', | ||
| 'C:\\another_path\\DIR\\1\\2\\33\\index', | ||
| 'another_path\\DIR with spaces\\1\\2\\33\\index', | ||
| '\\foo\\C:', | ||
| 'file', | ||
| '.\\file', | ||
|
|
||
| // unc | ||
| '\\\\server\\share\\file_path', | ||
| '\\\\server two\\shared folder\\file path.zip', | ||
| '\\\\teela\\admin$\\system32', | ||
| '\\\\?\\UNC\\server\\share' | ||
|
|
||
| ]; | ||
|
|
||
| var unixPaths = [ | ||
| '/home/user/dir/file.txt', | ||
| '/home/user/a dir/another File.zip', | ||
| '/home/user/a dir//another&File.', | ||
| '/home/user/a$$$dir//another File.zip', | ||
| 'user/dir/another File.zip', | ||
| 'file', | ||
| '.\\file', | ||
| './file', | ||
| 'C:\\foo' | ||
| ]; | ||
|
|
||
| var errors = [ | ||
| {method: 'parse', input: [null], message: /Parameter 'pathString' must be a string, not/}, | ||
| {method: 'parse', input: [{}], message: /Parameter 'pathString' must be a string, not object/}, | ||
| {method: 'parse', input: [true], message: /Parameter 'pathString' must be a string, not boolean/}, | ||
| {method: 'parse', input: [1], message: /Parameter 'pathString' must be a string, not number/}, | ||
| {method: 'parse', input: [], message: /Parameter 'pathString' must be a string, not undefined/}, | ||
| // {method: 'parse', input: [''], message: /Invalid path/}, // omitted because it's hard to trigger! | ||
| {method: 'format', input: [null], message: /Parameter 'pathObject' must be an object, not/}, | ||
| {method: 'format', input: [''], message: /Parameter 'pathObject' must be an object, not string/}, | ||
| {method: 'format', input: [true], message: /Parameter 'pathObject' must be an object, not boolean/}, | ||
| {method: 'format', input: [1], message: /Parameter 'pathObject' must be an object, not number/}, | ||
| {method: 'format', input: [{root: true}], message: /'pathObject.root' must be a string or undefined, not boolean/}, | ||
| {method: 'format', input: [{root: 12}], message: /'pathObject.root' must be a string or undefined, not number/}, | ||
| ]; | ||
|
|
||
| check(path.win32, winPaths); | ||
| check(path.posix, unixPaths); | ||
| checkErrors(path.win32); | ||
| checkErrors(path.posix); | ||
|
|
||
| function checkErrors(path) { | ||
| errors.forEach(function(errorCase) { | ||
| try { | ||
| path[errorCase.method].apply(path, errorCase.input); | ||
| } catch(err) { | ||
| assert.ok(err instanceof TypeError); | ||
| assert.ok( | ||
| errorCase.message.test(err.message), | ||
| 'expected ' + errorCase.message + ' to match ' + err.message | ||
| ); | ||
| return; | ||
| } | ||
|
|
||
| assert.fail('should have thrown'); | ||
| }); | ||
| } | ||
|
|
||
|
|
||
| function check(path, paths) { | ||
| paths.forEach(function(element, index, array) { | ||
| var output = path.parse(element); | ||
| assert.strictEqual(path.format(output), element); | ||
| assert.strictEqual(output.dir, output.dir ? path.dirname(element) : ''); | ||
| assert.strictEqual(output.base, path.basename(element)); | ||
| assert.strictEqual(output.ext, path.extname(element)); | ||
| }); | ||
| } |