Code
111 lines
2.6 KiB
JavaScript
111 lines
2.6 KiB
JavaScript
var fs = require('fs');
|
|
|
|
var areBuffersEqual = function (bufA, bufB) {
|
|
var i;
|
|
var len = bufA.length;
|
|
if (len !== bufB.length) {
|
|
return false;
|
|
}
|
|
for (i = 0; i < len; i++) {
|
|
if (bufA.readUInt8(i) !== bufB.readUInt8(i)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
module.exports = function (path) {
|
|
return {
|
|
shouldNotExist: function () {
|
|
var message;
|
|
try {
|
|
fs.statSync(path);
|
|
message = 'Path ' + path + ' should NOT exist';
|
|
} catch (err) {
|
|
if (err.code !== 'ENOENT') {
|
|
throw err;
|
|
}
|
|
}
|
|
if (message) {
|
|
throw new Error(message);
|
|
}
|
|
},
|
|
|
|
shouldBeDirectory: function () {
|
|
|
|
var message;
|
|
var stat;
|
|
try {
|
|
stat = fs.statSync(path);
|
|
if (!stat.isDirectory()) {
|
|
message = 'Path ' + path + ' should be a directory';
|
|
}
|
|
} catch (err) {
|
|
if (err.code === 'ENOENT') {
|
|
message = 'Path ' + path + ' should exist';
|
|
} else {
|
|
throw err;
|
|
}
|
|
}
|
|
if (message) {
|
|
throw new Error(message);
|
|
}
|
|
},
|
|
|
|
shouldBeFileWithContent: function (expectedContent) {
|
|
var message;
|
|
var content;
|
|
|
|
var generateMessage = function (expected, found) {
|
|
message = 'File ' + path + ' should have content "'
|
|
+ expected + '" but have instead "' + found + '"';
|
|
};
|
|
|
|
try {
|
|
if (Buffer.isBuffer(expectedContent)) {
|
|
content = fs.readFileSync(path);
|
|
if (!areBuffersEqual(expectedContent, content)) {
|
|
generateMessage(expectedContent.toString('hex'), content.toString('hex'));
|
|
}
|
|
} else {
|
|
content = fs.readFileSync(path, 'utf8');
|
|
if (content !== expectedContent) {
|
|
generateMessage(expectedContent, content);
|
|
}
|
|
}
|
|
} catch (err) {
|
|
if (err.code === 'ENOENT') {
|
|
message = 'File ' + path + ' should exist';
|
|
} else {
|
|
throw err;
|
|
}
|
|
}
|
|
if (message) {
|
|
throw new Error(message);
|
|
}
|
|
},
|
|
|
|
shouldHaveMode: function (expectedMode) {
|
|
var mode;
|
|
var message;
|
|
try {
|
|
mode = fs.statSync(path).mode.toString(8);
|
|
mode = mode.substring(mode.length - 3);
|
|
if (mode !== expectedMode) {
|
|
message = 'Path ' + path + ' should have mode "'
|
|
+ expectedMode + '" but have instead "' + mode + '"';
|
|
}
|
|
} catch (err) {
|
|
if (err.code === 'ENOENT') {
|
|
message = 'Path ' + path + ' should exist';
|
|
} else {
|
|
throw err;
|
|
}
|
|
}
|
|
if (message) {
|
|
throw new Error(message);
|
|
}
|
|
}
|
|
};
|
|
};
|