hexo/node_modules/optimist/test/usage.js

293 lines
6.9 KiB
JavaScript

var Hash = require('hashish');
var optimist = require('../index');
var test = require('tap').test;
test('usageFail', function (t) {
var r = checkUsage(function () {
return optimist('-x 10 -z 20'.split(' '))
.usage('Usage: $0 -x NUM -y NUM')
.demand(['x','y'])
.argv;
});
t.same(
r.result,
{ x : 10, z : 20, _ : [], $0 : './usage' }
);
t.same(
r.errors.join('\n').split(/\n+/),
[
'Usage: ./usage -x NUM -y NUM',
'Options:',
' -x [required]',
' -y [required]',
'Missing required arguments: y',
]
);
t.same(r.logs, []);
t.ok(r.exit);
t.end();
});
test('usagePass', function (t) {
var r = checkUsage(function () {
return optimist('-x 10 -y 20'.split(' '))
.usage('Usage: $0 -x NUM -y NUM')
.demand(['x','y'])
.argv;
});
t.same(r, {
result : { x : 10, y : 20, _ : [], $0 : './usage' },
errors : [],
logs : [],
exit : false,
});
t.end();
});
test('checkPass', function (t) {
var r = checkUsage(function () {
return optimist('-x 10 -y 20'.split(' '))
.usage('Usage: $0 -x NUM -y NUM')
.check(function (argv) {
if (!('x' in argv)) throw 'You forgot about -x';
if (!('y' in argv)) throw 'You forgot about -y';
})
.argv;
});
t.same(r, {
result : { x : 10, y : 20, _ : [], $0 : './usage' },
errors : [],
logs : [],
exit : false,
});
t.end();
});
test('checkFail', function (t) {
var r = checkUsage(function () {
return optimist('-x 10 -z 20'.split(' '))
.usage('Usage: $0 -x NUM -y NUM')
.check(function (argv) {
if (!('x' in argv)) throw 'You forgot about -x';
if (!('y' in argv)) throw 'You forgot about -y';
})
.argv;
});
t.same(
r.result,
{ x : 10, z : 20, _ : [], $0 : './usage' }
);
t.same(
r.errors.join('\n').split(/\n+/),
[
'Usage: ./usage -x NUM -y NUM',
'You forgot about -y'
]
);
t.same(r.logs, []);
t.ok(r.exit);
t.end();
});
test('checkCondPass', function (t) {
function checker (argv) {
return 'x' in argv && 'y' in argv;
}
var r = checkUsage(function () {
return optimist('-x 10 -y 20'.split(' '))
.usage('Usage: $0 -x NUM -y NUM')
.check(checker)
.argv;
});
t.same(r, {
result : { x : 10, y : 20, _ : [], $0 : './usage' },
errors : [],
logs : [],
exit : false,
});
t.end();
});
test('checkCondFail', function (t) {
function checker (argv) {
return 'x' in argv && 'y' in argv;
}
var r = checkUsage(function () {
return optimist('-x 10 -z 20'.split(' '))
.usage('Usage: $0 -x NUM -y NUM')
.check(checker)
.argv;
});
t.same(
r.result,
{ x : 10, z : 20, _ : [], $0 : './usage' }
);
t.same(
r.errors.join('\n').split(/\n+/).join('\n'),
'Usage: ./usage -x NUM -y NUM\n'
+ 'Argument check failed: ' + checker.toString()
);
t.same(r.logs, []);
t.ok(r.exit);
t.end();
});
test('countPass', function (t) {
var r = checkUsage(function () {
return optimist('1 2 3 --moo'.split(' '))
.usage('Usage: $0 [x] [y] [z] {OPTIONS}')
.demand(3)
.argv;
});
t.same(r, {
result : { _ : [ '1', '2', '3' ], moo : true, $0 : './usage' },
errors : [],
logs : [],
exit : false,
});
t.end();
});
test('countFail', function (t) {
var r = checkUsage(function () {
return optimist('1 2 --moo'.split(' '))
.usage('Usage: $0 [x] [y] [z] {OPTIONS}')
.demand(3)
.argv;
});
t.same(
r.result,
{ _ : [ '1', '2' ], moo : true, $0 : './usage' }
);
t.same(
r.errors.join('\n').split(/\n+/),
[
'Usage: ./usage [x] [y] [z] {OPTIONS}',
'Not enough non-option arguments: got 2, need at least 3',
]
);
t.same(r.logs, []);
t.ok(r.exit);
t.end();
});
test('defaultSingles', function (t) {
var r = checkUsage(function () {
return optimist('--foo 50 --baz 70 --powsy'.split(' '))
.default('foo', 5)
.default('bar', 6)
.default('baz', 7)
.argv
;
});
t.same(r.result, {
foo : '50',
bar : 6,
baz : '70',
powsy : true,
_ : [],
$0 : './usage',
});
t.end();
});
test('defaultAliases', function (t) {
var r = checkUsage(function () {
return optimist('')
.alias('f', 'foo')
.default('f', 5)
.argv
;
});
t.same(r.result, {
f : '5',
foo : '5',
_ : [],
$0 : './usage',
});
t.end();
});
test('defaultHash', function (t) {
var r = checkUsage(function () {
return optimist('--foo 50 --baz 70'.split(' '))
.default({ foo : 10, bar : 20, quux : 30 })
.argv
;
});
t.same(r.result, {
_ : [],
$0 : './usage',
foo : 50,
baz : 70,
bar : 20,
quux : 30,
});
t.end();
});
test('rebase', function (t) {
t.equal(
optimist.rebase('/home/substack', '/home/substack/foo/bar/baz'),
'./foo/bar/baz'
);
t.equal(
optimist.rebase('/home/substack/foo/bar/baz', '/home/substack'),
'../../..'
);
t.equal(
optimist.rebase('/home/substack/foo', '/home/substack/pow/zoom.txt'),
'../pow/zoom.txt'
);
t.end();
});
function checkUsage (f) {
var exit = false;
process._exit = process.exit;
process._env = process.env;
process._argv = process.argv;
process.exit = function (t) { exit = true };
process.env = Hash.merge(process.env, { _ : 'node' });
process.argv = [ './usage' ];
var errors = [];
var logs = [];
console._error = console.error;
console.error = function (msg) { errors.push(msg) };
console._log = console.log;
console.log = function (msg) { logs.push(msg) };
var result = f();
process.exit = process._exit;
process.env = process._env;
process.argv = process._argv;
console.error = console._error;
console.log = console._log;
return {
errors : errors,
logs : logs,
exit : exit,
result : result,
};
};