/*---------------------------------------------------------------------------------------------

* Copyright (c) Microsoft Corporation. All rights reserved.

* Licensed under the MIT License. See License.txt in the project root for license information.

*--------------------------------------------------------------------------------------------*/

import * as assert from 'assert';

import { formatOptions, Option } from 'vs/platform/environment/node/argv';

import { addArg } from 'vs/platform/environment/node/argvHelper';

suite('formatOptions', () => {

function o(description: string): Option<any> {

return {

description, type: 'string'

};

}

test('Text should display small columns correctly', () => {

assert.deepEqual(

formatOptions({

'add': o('bar')

}, 80),

[' --add bar']

);

assert.deepEqual(

formatOptions({

'add': o('bar'),

'wait': o('ba'),

'trace': o('b')

}, 80),

[

' --add bar',

' --wait ba',

' --trace b'

]);

});

test('Text should wrap', () => {

assert.deepEqual(

formatOptions({

'add': o((<any>'bar ').repeat(9))

}, 40),

[

' --add bar bar bar bar bar bar bar bar',

' bar'

]);

});

test('Text should revert to the condensed view when the terminal is too narrow', () => {

assert.deepEqual(

formatOptions({

'add': o((<any>'bar ').repeat(9))

}, 30),

[

' --add',

' bar bar bar bar bar bar bar bar bar '

]);

});

test('addArg', () => {

assert.deepEqual(addArg([], 'foo'), ['foo']);

assert.deepEqual(addArg([], 'foo', 'bar'), ['foo', 'bar']);

assert.deepEqual(addArg(['foo'], 'bar'), ['foo', 'bar']);

assert.deepEqual(addArg(['--wait'], 'bar'), ['--wait', 'bar']);

assert.deepEqual(addArg(['--wait', '--', '--foo'], 'bar'), ['--wait', 'bar', '--', '--foo']);

assert.deepEqual(addArg(['--', '--foo'], 'bar'), ['bar', '--', '--foo']);

});

});