hexo/node_modules/command-exists/test/test.js

148 lines
5.3 KiB
JavaScript

'use strict';
var expect = require('expect.js');
var commandExists = require('..');
var commandExistsSync = commandExists.sync;
var resolve = require('path').resolve;
var isUsingWindows = process.platform == 'win32'
describe('commandExists', function(){
describe('async - callback', function() {
it('it should find a command named ls or xcopy', function(done){
var commandToUse = 'ls'
if (isUsingWindows) {
commandToUse = 'xcopy'
}
commandExists(commandToUse, function(err, exists) {
expect(err).to.be(null);
expect(exists).to.be(true);
done();
});
});
it('it should not find a command named fdsafdsafdsafdsafdsa', function(done){
commandExists('fdsafdsafdsafdsafdsa', function(err, exists) {
expect(err).to.be(null);
expect(exists).to.be(false);
done();
});
});
});
describe('async - promise', function() {
it('it should find a command named ls or xcopy', function(done){
var commandToUse = 'ls'
if (isUsingWindows) {
commandToUse = 'xcopy'
}
commandExists(commandToUse)
.then(function(command) {
expect(command).to.be(commandToUse);
done();
});
});
it('it should not find a command named fdsafdsafdsafdsafdsa', function(done){
commandExists('fdsafdsafdsafdsafdsa')
.then(function() {
// We should not execute this line.
expect(true).to.be(false);
})
.catch(function() {
done();
});
});
});
describe('sync', function() {
it('it should find a command named ls or xcopy', function(){
var commandToUse = 'ls'
if (isUsingWindows) {
commandToUse = 'xcopy'
}
expect(commandExistsSync(commandToUse)).to.be(true);
});
it('it should not find a command named fdsafdsafdsafdsafdsa', function(){
expect(commandExistsSync('fdsafdsafdsafdsafdsa')).to.be(false);
});
it('it should not find a command named ls or xcopy prefixed with some nonsense', function(){
var commandToUse = 'fdsafdsa ls'
if (isUsingWindows) {
commandToUse = 'fdsafdsaf xcopy'
}
expect(commandExistsSync(commandToUse)).to.be(false);
});
it('it should not execute some nefarious code', function(){
expect(commandExistsSync('ls; touch /tmp/foo0')).to.be(false);
});
it('it should not execute some nefarious code', function(){
expect(commandExistsSync('ls touch /tmp/foo0')).to.be(false);
});
});
describe('local file', function() {
it('it should report false if there is a non-executable file with that name', function(done) {
var commandToUse = 'test/non-executable-script.js'
commandExists(commandToUse)
.then(function(command){
// We should not execute this line.
expect(true).to.be(false);
}).catch(function(err){
expect(err).to.be(null);
done();
});
});
if (!isUsingWindows) {
it('it should report true if there is an executable file with that name', function(done) {
var commandToUse = 'test/executable-script.js'
commandExists(commandToUse)
.then(function(command){
// We should not execute this line.
expect(command).to.be(commandToUse);
done();
});
});
}
if (isUsingWindows) {
it('it should report true if there is an executable file with that name', function(done) {
var commandToUse = 'test\\executable-script.cmd'
commandExists(commandToUse)
.then(function(command){
expect(command).to.be(commandToUse);
done();
});
});
it('it should report false if there is a double quotation mark in the file path', function() {
var commandToUse = 'test\\"executable-script.cmd'
expect(commandExists.sync(commandToUse)).to.be(false);
});
}
});
describe('absolute path', function() {
it('it should report true if there is a command with that name in absolute path', function(done) {
var commandToUse = resolve('test/executable-script.js');
commandExists(commandToUse)
.then(function(command){
expect(command).to.be(commandToUse);
done();
});
});
it('it should report false if there is not a command with that name in absolute path', function() {
var commandToUse = resolve('executable-script.js');
expect(commandExists.sync(commandToUse)).to.be(false);
});
});
});