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Current File : //usr/local/lib/node_modules/forever/node_modules/nconf/test/complete-test.js
/*
* complete-test.js: Complete test for multiple stores.
*
* (C) 2011, Charlie Robbins and the Contributors.
*
*/
var fs = require('fs'),
vows = require('vows'),
assert = require('assert'),
nconf = require('../lib/nconf'),
data = require('./fixtures/data').data,
helpers = require('./helpers');
var completeTest = helpers.fixture('complete-test.json'),
complete = helpers.fixture('complete.json');
// prime the process.env
process.env['NCONF_foo'] = 'bar';
process.env.FOO = 'bar';
process.env.BAR = 'zalgo';
process.env.NODE_ENV = 'debug';
process.env.FOOBAR = 'should not load';
process.env.json_array = JSON.stringify(['foo', 'bar', 'baz']);
process.env.json_obj = JSON.stringify({foo: 'bar', baz: 'foo'});
process.env.NESTED__VALUE = 'nested';
process.env.NESTED___VALUE_EXTRA_LODASH = '_nested_';
vows.describe('nconf/multiple-stores').addBatch({
"When using the nconf with multiple providers": {
topic: function () {
var that = this;
helpers.cp(complete, completeTest, function () {
nconf.env({
// separator: '__',
match: /^NCONF_/,
whitelist: ['NODE_ENV', 'FOO', 'BAR']
});
nconf.file({ file: completeTest });
nconf.use('argv', { type: 'literal', store: data });
that.callback();
});
},
"should have the correct `stores`": function () {
assert.isObject(nconf.stores.env);
assert.isObject(nconf.stores.argv);
assert.isObject(nconf.stores.file);
},
"env vars": {
"are present": function () {
['NODE_ENV', 'FOO', 'BAR', 'NCONF_foo'].forEach(function (key) {
assert.equal(nconf.get(key), process.env[key]);
});
}
},
"json vars": {
topic: function () {
fs.readFile(complete, 'utf8', this.callback);
},
"are present": function (err, data) {
assert.isNull(err);
data = JSON.parse(data);
Object.keys(data).forEach(function (key) {
assert.deepEqual(nconf.get(key), data[key]);
});
}
},
"literal vars": {
"are present": function () {
Object.keys(data).forEach(function (key) {
assert.deepEqual(nconf.get(key), data[key]);
});
}
},
"and saving *synchronously*": {
topic: function () {
nconf.set('weebls', 'stuff');
return nconf.save();
},
"correct return value": function (topic) {
Object.keys(topic).forEach(function (key) {
assert.deepEqual(topic[key], nconf.get(key));
});
},
"the file": {
topic: function () {
fs.readFile(completeTest, 'utf8', this.callback);
},
"saved correctly": function (err, data) {
data = JSON.parse(data);
Object.keys(data).forEach(function (key) {
assert.deepEqual(data[key], nconf.get(key));
});
assert.equal(nconf.get('weebls'), 'stuff');
}
}
},
teardown: function () {
// remove the file so that we can test saving it async
fs.unlinkSync(completeTest);
}
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using the nconf with multiple providers": {
"and saving *asynchronously*": {
topic: function () {
nconf.set('weebls', 'crap');
nconf.save(this.callback);
},
"correct return value": function (err, data) {
assert.isNull(err);
Object.keys(data).forEach(function (key) {
assert.deepEqual(data[key], nconf.get(key));
});
},
"the file": {
topic: function () {
fs.readFile(completeTest, 'utf8', this.callback);
},
"saved correctly": function (err, data) {
assert.isNull(err);
data = JSON.parse(data);
Object.keys(data).forEach(function (key) {
assert.deepEqual(nconf.get(key), data[key]);
});
assert.equal(nconf.get('weebls'), 'crap');
}
}
},
teardown: function () {
fs.unlinkSync(completeTest);
nconf.remove('file');
nconf.remove('memory');
nconf.remove('argv');
nconf.remove('env');
}
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with lowerCase:true": {
topic: function () {
var that = this;
helpers.cp(complete, completeTest, function () {
nconf.env({ lowerCase: true });
that.callback();
});
},
"env vars": {
"keys also available as lower case": function () {
Object.keys(process.env).forEach(function (key) {
assert.equal(nconf.get(key.toLowerCase()), process.env[key]);
});
}
},
teardown: function () {
nconf.remove('env');
}
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with parseValues:true": {
topic: function () {
var that = this;
helpers.cp(complete, completeTest, function () {
nconf.env({ parseValues: true });
that.callback();
});
},
"env vars": {
"JSON keys properly parsed": function () {
Object.keys(process.env).forEach(function (key) {
var val = process.env[key];
try {
val = JSON.parse(val);
} catch (err) {}
assert.deepEqual(nconf.get(key), val);
});
}
},
teardown: function () {
nconf.remove('env');
}
},
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with transform:fn": {
topic: function () {
function testTransform(obj) {
if (obj.key === 'FOO') {
obj.key = 'FOOD';
obj.value = 'BARFOO';
}
return obj;
}
var that = this;
helpers.cp(complete, completeTest, function () {
nconf.env({ transform: testTransform })
that.callback();
});
}, "env vars": {
"port key/value properly transformed": function() {
assert.equal(nconf.get('FOOD'), 'BARFOO');
}
}
},
teardown: function () {
nconf.remove('env');
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with a transform:fn that drops an entry": {
topic: function () {
function testTransform(obj) {
if (obj.key === 'FOO') {
return false;
}
return obj;
}
var that = this;
helpers.cp(complete, completeTest, function () {
nconf.env({ transform: testTransform });
that.callback();
});
}, "env vars": {
"port key/value properly transformed": function() {
assert.equal(typeof nconf.get('FOO'), 'undefined');
}
}
},
teardown: function () {
nconf.remove('env');
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with a transform:fn that return an undefined value": {
topic: function () {
function testTransform(obj) {
if (obj.key === 'FOO') {
return {key: 'FOO', value: undefined};
}
return obj;
}
var that = this;
helpers.cp(complete, completeTest, function () {
nconf.env({ transform: testTransform });
that.callback();
});
}, "env vars": {
"port key/value properly transformed": function() {
assert.equal(typeof nconf.get('FOO'), 'undefined');
}
}
},
teardown: function () {
nconf.remove('env');
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with a bad transform:fn": {
topic: function () {
function testTransform() {
return {foo: 'bar'};
}
var that = this;
helpers.cp(complete, completeTest, function () {
try {
nconf.env({ transform: testTransform });
that.callback();
} catch (err) {
that.callback(null, err);
}
});
}, "env vars": {
"port key/value throws transformation error": function(err) {
assert.equal(err.name, 'RuntimeError');
}
}
},
teardown: function () {
nconf.remove('env');
}
}).addBatch({
// Threw this in it's own batch to make sure it's run separately from the
// sync check
"When using env with a bad transform:fn": {
topic: function () {
var that = this;
helpers.cp(complete, completeTest, function () {
try {
nconf.env({ separator: /__+/ });
that.callback();
} catch (err) {
that.callback(null, err);
}
});
}, "env vars": {
"can access to nested values": function(err) {
assert.deepEqual(nconf.get('NESTED'), {VALUE:'nested', VALUE_EXTRA_LODASH: '_nested_'});
}
}
},
teardown: function () {
nconf.remove('env');
}
}).export(module);
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