blob: 775d7eed2ae49d4a14a20764a390620388bdcafd [file] [log] [blame]
;(function() {
/** Used as a safe reference for `undefined` in pre-ES5 environments. */
var undefined;
/** Used as the size to cover large array optimizations. */
var LARGE_ARRAY_SIZE = 200;
/** Used as a reference to the global object. */
var root = (typeof global == 'object' && global) || this;
/** Used for native method references. */
var arrayProto = Array.prototype;
/** Method and object shortcuts. */
var phantom = root.phantom,
amd = root.define && define.amd,
argv = root.process && process.argv,
document = !phantom && root.document,
noop = function() {},
slice = arrayProto.slice,
WeakMap = root.WeakMap;
// Leak to avoid sporadic `noglobals` fails on Edge in Sauce Labs.
root.msWDfn = undefined;
/*--------------------------------------------------------------------------*/
/** Use a single "load" function. */
var load = (!amd && typeof require == 'function')
? require
: noop;
/** The unit testing framework. */
var QUnit = root.QUnit || (root.QUnit = (
QUnit = load('../node_modules/qunitjs/qunit/qunit.js') || root.QUnit,
QUnit = QUnit.QUnit || QUnit
));
/** Load stable Lodash and QUnit Extras. */
var _ = root._ || (root._ = (
_ = load('../lodash.js'),
_.runInContext(root)
));
var QUnitExtras = load('../node_modules/qunit-extras/qunit-extras.js');
if (QUnitExtras) {
QUnitExtras.runInContext(root);
}
var convert = (function() {
var baseConvert = root.fp || load('../fp/_baseConvert.js');
if (!root.fp) {
return function(name, func, options) {
return baseConvert(_, name, func, options);
};
}
return function(name, func, options) {
if (typeof name == 'function') {
options = func;
func = name;
name = undefined;
}
return name === undefined
? baseConvert(func, options)
: baseConvert(_.runInContext(), options)[name];
};
}());
var allFalseOptions = {
'cap': false,
'curry': false,
'fixed': false,
'immutable': false,
'rearg': false
};
var fp = root.fp
? (fp = _.noConflict(), _ = root._, fp)
: convert(_.runInContext());
var mapping = root.mapping || load('../fp/_mapping.js');
/*--------------------------------------------------------------------------*/
/**
* Skips a given number of tests with a passing result.
*
* @private
* @param {Object} assert The QUnit assert object.
* @param {number} [count=1] The number of tests to skip.
*/
function skipAssert(assert, count) {
count || (count = 1);
while (count--) {
assert.ok(true, 'test skipped');
}
}
/*--------------------------------------------------------------------------*/
if (argv) {
console.log('Running lodash/fp tests.');
}
QUnit.module('convert module');
(function() {
QUnit.test('should work with `name` and `func`', function(assert) {
assert.expect(2);
var array = [1, 2, 3, 4],
remove = convert('remove', _.remove);
var actual = remove(function(n) {
return n % 2 == 0;
})(array);
assert.deepEqual(array, [1, 2, 3, 4]);
assert.deepEqual(actual, [1, 3]);
});
QUnit.test('should work with `name`, `func`, and `options`', function(assert) {
assert.expect(3);
var array = [1, 2, 3, 4],
remove = convert('remove', _.remove, allFalseOptions);
var actual = remove(array, function(n, index) {
return index % 2 == 0;
});
assert.deepEqual(array, [2, 4]);
assert.deepEqual(actual, [1, 3]);
assert.deepEqual(remove(), []);
});
QUnit.test('should work with an object', function(assert) {
assert.expect(2);
if (!document) {
var array = [1, 2, 3, 4],
lodash = convert({ 'remove': _.remove });
var actual = lodash.remove(function(n) {
return n % 2 == 0;
})(array);
assert.deepEqual(array, [1, 2, 3, 4]);
assert.deepEqual(actual, [1, 3]);
}
else {
skipAssert(assert, 2);
}
});
QUnit.test('should work with an object and `options`', function(assert) {
assert.expect(3);
if (!document) {
var array = [1, 2, 3, 4],
lodash = convert({ 'remove': _.remove }, allFalseOptions);
var actual = lodash.remove(array, function(n, index) {
return index % 2 == 0;
});
assert.deepEqual(array, [2, 4]);
assert.deepEqual(actual, [1, 3]);
assert.deepEqual(lodash.remove(), []);
}
else {
skipAssert(assert, 3);
}
});
QUnit.test('should work with lodash and `options`', function(assert) {
assert.expect(3);
var array = [1, 2, 3, 4],
lodash = convert(_.runInContext(), allFalseOptions);
var actual = lodash.remove(array, function(n, index) {
return index % 2 == 0;
});
assert.deepEqual(array, [2, 4]);
assert.deepEqual(actual, [1, 3]);
assert.deepEqual(lodash.remove(), []);
});
QUnit.test('should work with `runInContext` and `options`', function(assert) {
assert.expect(3);
var array = [1, 2, 3, 4],
runInContext = convert('runInContext', _.runInContext, allFalseOptions),
lodash = runInContext();
var actual = lodash.remove(array, function(n, index) {
return index % 2 == 0;
});
assert.deepEqual(array, [2, 4]);
assert.deepEqual(actual, [1, 3]);
assert.deepEqual(lodash.remove(), []);
});
QUnit.test('should accept a variety of options', function(assert) {
assert.expect(8);
var array = [1, 2, 3, 4],
predicate = function(n) { return n % 2 == 0; },
value = _.clone(array),
remove = convert('remove', _.remove, { 'cap': false }),
actual = remove(function(n, index) { return index % 2 == 0; })(value);
assert.deepEqual(value, [1, 2, 3, 4]);
assert.deepEqual(actual, [2, 4]);
remove = convert('remove', _.remove, { 'curry': false });
actual = remove(predicate);
assert.deepEqual(actual, []);
var trim = convert('trim', _.trim, { 'fixed': false });
assert.strictEqual(trim('_-abc-_', '_-'), 'abc');
value = _.clone(array);
remove = convert('remove', _.remove, { 'immutable': false });
actual = remove(predicate)(value);
assert.deepEqual(value, [1, 3]);
assert.deepEqual(actual, [2, 4]);
value = _.clone(array);
remove = convert('remove', _.remove, { 'rearg': false });
actual = remove(value)(predicate);
assert.deepEqual(value, [1, 2, 3, 4]);
assert.deepEqual(actual, [1, 3]);
});
QUnit.test('should respect the `cap` option', function(assert) {
assert.expect(1);
var iteratee = convert('iteratee', _.iteratee, { 'cap': false });
var func = iteratee(function(a, b, c) {
return [a, b, c];
}, 3);
assert.deepEqual(func(1, 2, 3), [1, 2, 3]);
});
QUnit.test('should respect the `rearg` option', function(assert) {
assert.expect(1);
var add = convert('add', _.add, { 'rearg': true });
assert.strictEqual(add('2')('1'), '12');
});
QUnit.test('should only add a `placeholder` property if needed', function(assert) {
assert.expect(2);
if (!document) {
var methodNames = _.keys(mapping.placeholder),
expected = _.map(methodNames, _.constant(true));
var actual = _.map(methodNames, function(methodName) {
var object = {};
object[methodName] = _[methodName];
var lodash = convert(object);
return methodName in lodash;
});
assert.deepEqual(actual, expected);
var lodash = convert({ 'add': _.add });
assert.notOk('placeholder' in lodash);
}
else {
skipAssert(assert, 2);
}
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('method.convert');
(function() {
QUnit.test('should exist on unconverted methods', function(assert) {
assert.expect(2);
var array = [],
isArray = fp.isArray.convert({ 'curry': true });
assert.strictEqual(fp.isArray(array), true);
assert.strictEqual(isArray()(array), true);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('convert methods');
_.each(['fp.convert', 'method.convert'], function(methodName) {
var isFp = methodName == 'fp.convert',
func = isFp ? fp.convert : fp.remove.convert;
QUnit.test('`' + methodName + '` should work with an object', function(assert) {
assert.expect(3);
var array = [1, 2, 3, 4],
lodash = func(allFalseOptions),
remove = isFp ? lodash.remove : lodash;
var actual = remove(array, function(n, index) {
return index % 2 == 0;
});
assert.deepEqual(array, [2, 4]);
assert.deepEqual(actual, [1, 3]);
assert.deepEqual(remove(), []);
});
QUnit.test('`' + methodName + '` should extend existing configs', function(assert) {
assert.expect(2);
var array = [1, 2, 3, 4],
lodash = func({ 'cap': false }),
remove = (isFp ? lodash.remove : lodash).convert({ 'rearg': false });
var actual = remove(array)(function(n, index) {
return index % 2 == 0;
});
assert.deepEqual(array, [1, 2, 3, 4]);
assert.deepEqual(actual, [2, 4]);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('method arity checks');
(function() {
QUnit.test('should wrap methods with an arity > `1`', function(assert) {
assert.expect(1);
var methodNames = _.filter(_.functions(fp), function(methodName) {
return fp[methodName].length > 1;
});
assert.deepEqual(methodNames, []);
});
QUnit.test('should have >= arity of `aryMethod` designation', function(assert) {
assert.expect(4);
_.times(4, function(index) {
var aryCap = index + 1;
var methodNames = _.filter(mapping.aryMethod[aryCap], function(methodName) {
var key = _.result(mapping.remap, methodName, methodName),
arity = _[key].length;
return arity != 0 && arity < aryCap;
});
assert.deepEqual(methodNames, [], '`aryMethod[' + aryCap + ']`');
});
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('method aliases');
(function() {
QUnit.test('should have correct aliases', function(assert) {
assert.expect(1);
var actual = _.transform(mapping.aliasToReal, function(result, realName, alias) {
result.push([alias, fp[alias] === fp[realName]]);
}, []);
assert.deepEqual(_.reject(actual, 1), []);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('method ary caps');
(function() {
QUnit.test('should have a cap of 1', function(assert) {
assert.expect(1);
var funcMethods = [
'curry', 'iteratee', 'memoize', 'over', 'overEvery', 'overSome',
'method', 'methodOf', 'rest', 'runInContext'
];
var exceptions = funcMethods.concat('mixin', 'template'),
expected = _.map(mapping.aryMethod[1], _.constant(true));
var actual = _.map(mapping.aryMethod[1], function(methodName) {
var arg = _.includes(funcMethods, methodName) ? _.noop : 1,
result = _.attempt(function() { return fp[methodName](arg); });
if (_.includes(exceptions, methodName)
? typeof result == 'function'
: typeof result != 'function'
) {
return true;
}
console.log(methodName, result);
return false;
});
assert.deepEqual(actual, expected);
});
QUnit.test('should have a cap of 2', function(assert) {
assert.expect(1);
var funcMethods = [
'after', 'ary', 'before', 'bind', 'bindKey', 'curryN', 'debounce',
'delay', 'overArgs', 'partial', 'partialRight', 'rearg', 'throttle',
'wrap'
];
var exceptions = _.difference(funcMethods.concat('matchesProperty'), ['cloneDeepWith', 'cloneWith', 'delay']),
expected = _.map(mapping.aryMethod[2], _.constant(true));
var actual = _.map(mapping.aryMethod[2], function(methodName) {
var args = _.includes(funcMethods, methodName) ? [methodName == 'curryN' ? 1 : _.noop, _.noop] : [1, []],
result = _.attempt(function() { return fp[methodName](args[0])(args[1]); });
if (_.includes(exceptions, methodName)
? typeof result == 'function'
: typeof result != 'function'
) {
return true;
}
console.log(methodName, result);
return false;
});
assert.deepEqual(actual, expected);
});
QUnit.test('should have a cap of 3', function(assert) {
assert.expect(1);
var funcMethods = [
'assignWith', 'extendWith', 'isEqualWith', 'isMatchWith', 'reduce',
'reduceRight', 'transform', 'zipWith'
];
var expected = _.map(mapping.aryMethod[3], _.constant(true));
var actual = _.map(mapping.aryMethod[3], function(methodName) {
var args = _.includes(funcMethods, methodName) ? [_.noop, 0, 1] : [0, 1, []],
result = _.attempt(function() { return fp[methodName](args[0])(args[1])(args[2]); });
if (typeof result != 'function') {
return true;
}
console.log(methodName, result);
return false;
});
assert.deepEqual(actual, expected);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('methods that use `indexOf`');
(function() {
QUnit.test('should work with `fp.indexOf`', function(assert) {
assert.expect(10);
var array = ['a', 'b', 'c'],
other = ['b', 'd', 'b'],
object = { 'a': 1, 'b': 2, 'c': 2 },
actual = fp.difference(array)(other);
assert.deepEqual(actual, ['a', 'c'], 'fp.difference');
actual = fp.includes('b')(array);
assert.strictEqual(actual, true, 'fp.includes');
actual = fp.intersection(other)(array);
assert.deepEqual(actual, ['b'], 'fp.intersection');
actual = fp.omit(other)(object);
assert.deepEqual(actual, { 'a': 1, 'c': 2 }, 'fp.omit');
actual = fp.union(other)(array);
assert.deepEqual(actual, ['a', 'b', 'c', 'd'], 'fp.union');
actual = fp.uniq(other);
assert.deepEqual(actual, ['b', 'd'], 'fp.uniq');
actual = fp.uniqBy(_.identity, other);
assert.deepEqual(actual, ['b', 'd'], 'fp.uniqBy');
actual = fp.without(array)(other);
assert.deepEqual(actual, ['a', 'c'], 'fp.without');
actual = fp.xor(other)(array);
assert.deepEqual(actual, ['a', 'c', 'd'], 'fp.xor');
actual = fp.pull('b')(array);
assert.deepEqual(actual, ['a', 'c'], 'fp.pull');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('cherry-picked methods');
(function() {
QUnit.test('should provide the correct `iteratee` arguments', function(assert) {
assert.expect(4);
var args,
array = [1, 2, 3],
object = { 'a': 1, 'b': 2 },
isFIFO = _.keys(object)[0] == 'a',
map = convert('map', _.map),
reduce = convert('reduce', _.reduce);
map(function() {
args || (args = slice.call(arguments));
})(array);
assert.deepEqual(args, [1]);
args = undefined;
map(function() {
args || (args = slice.call(arguments));
})(object);
assert.deepEqual(args, isFIFO ? [1] : [2]);
args = undefined;
reduce(function() {
args || (args = slice.call(arguments));
})(0)(array);
assert.deepEqual(args, [0, 1]);
args = undefined;
reduce(function() {
args || (args = slice.call(arguments));
})(0)(object);
assert.deepEqual(args, isFIFO ? [0, 1] : [0, 2]);
});
QUnit.test('should not support shortcut fusion', function(assert) {
assert.expect(3);
var array = fp.range(0, LARGE_ARRAY_SIZE),
filterCount = 0,
mapCount = 0;
var iteratee = function(value) {
mapCount++;
return value * value;
};
var predicate = function(value) {
filterCount++;
return value % 2 == 0;
};
var map1 = convert('map', _.map),
filter1 = convert('filter', _.filter),
take1 = convert('take', _.take);
var filter2 = filter1(predicate),
map2 = map1(iteratee),
take2 = take1(2);
var combined = fp.flow(map2, filter2, fp.compact, take2);
assert.deepEqual(combined(array), [4, 16]);
assert.strictEqual(filterCount, 200, 'filterCount');
assert.strictEqual(mapCount, 200, 'mapCount');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('iteratee shorthands');
(function() {
var objects = [{ 'a': 1, 'b': 2 }, { 'a': 3, 'b': 4 }];
QUnit.test('should work with "_.matches" shorthands', function(assert) {
assert.expect(1);
assert.deepEqual(fp.filter({ 'a': 3 })(objects), [objects[1]]);
});
QUnit.test('should work with "_.matchesProperty" shorthands', function(assert) {
assert.expect(1);
assert.deepEqual(fp.filter(['a', 3])(objects), [objects[1]]);
});
QUnit.test('should work with "_.property" shorthands', function(assert) {
assert.expect(1);
assert.deepEqual(fp.map('a')(objects), [1, 3]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('mutation methods');
(function() {
var array = [1, 2, 3],
object = { 'a': 1 },
deepObject = { 'a': { 'b': 2, 'c': 3 } };
QUnit.test('should not mutate values', function(assert) {
assert.expect(42);
function Foo() {}
Foo.prototype = { 'b': 2 };
var value = _.clone(object),
actual = fp.assign(value)({ 'b': 2 });
assert.deepEqual(value, object, 'fp.assign');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.assign');
value = _.clone(object);
actual = fp.assignWith(function(objValue, srcValue) {
return srcValue;
})(value)({ 'b': 2 });
assert.deepEqual(value, object, 'fp.assignWith');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.assignWith');
value = _.clone(object);
actual = fp.assignIn(value)(new Foo);
assert.deepEqual(value, object, 'fp.assignIn');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.assignIn');
value = _.clone(object);
actual = fp.assignInWith(function(objValue, srcValue) {
return srcValue;
})(value)(new Foo);
assert.deepEqual(value, object, 'fp.assignInWith');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.assignInWith');
value = _.clone(object);
actual = fp.defaults({ 'a': 2, 'b': 2 })(value);
assert.deepEqual(value, object, 'fp.defaults');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.defaults');
value = _.cloneDeep(deepObject);
actual = fp.defaultsDeep({ 'a': { 'c': 4, 'd': 4 } })(deepObject);
assert.deepEqual(value, { 'a': { 'b': 2, 'c': 3 } }, 'fp.defaultsDeep');
assert.deepEqual(actual, { 'a': { 'b': 2, 'c': 3, 'd': 4 } }, 'fp.defaultsDeep');
value = _.clone(object);
actual = fp.extend(value)(new Foo);
assert.deepEqual(value, object, 'fp.extend');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.extend');
value = _.clone(object);
actual = fp.extendWith(function(objValue, srcValue) {
return srcValue;
})(value)(new Foo);
assert.deepEqual(value, object, 'fp.extendWith');
assert.deepEqual(actual, { 'a': 1, 'b': 2 }, 'fp.extendWith');
value = _.clone(array);
actual = fp.fill(1)(2)('*')(value);
assert.deepEqual(value, array, 'fp.fill');
assert.deepEqual(actual, [1, '*', 3], 'fp.fill');
value = _.cloneDeep(deepObject);
actual = fp.merge(value)({ 'a': { 'd': 4 } });
assert.deepEqual(value, { 'a': { 'b': 2, 'c': 3 } }, 'fp.merge');
assert.deepEqual(actual, { 'a': { 'b': 2, 'c': 3, 'd': 4 } }, 'fp.merge');
value = _.cloneDeep(deepObject);
value.a.b = [1];
actual = fp.mergeWith(function(objValue, srcValue) {
if (_.isArray(objValue)) {
return objValue.concat(srcValue);
}
}, value, { 'a': { 'b': [2, 3] } });
assert.deepEqual(value, { 'a': { 'b': [1], 'c': 3 } }, 'fp.mergeWith');
assert.deepEqual(actual, { 'a': { 'b': [1, 2, 3], 'c': 3 } }, 'fp.mergeWith');
value = _.clone(array);
actual = fp.pull(2)(value);
assert.deepEqual(value, array, 'fp.pull');
assert.deepEqual(actual, [1, 3], 'fp.pull');
value = _.clone(array);
actual = fp.pullAll([1, 3])(value);
assert.deepEqual(value, array, 'fp.pullAll');
assert.deepEqual(actual, [2], 'fp.pullAll');
value = _.clone(array);
actual = fp.pullAt([0, 2])(value);
assert.deepEqual(value, array, 'fp.pullAt');
assert.deepEqual(actual, [2], 'fp.pullAt');
value = _.clone(array);
actual = fp.remove(function(value) {
return value === 2;
})(value);
assert.deepEqual(value, array, 'fp.remove');
assert.deepEqual(actual, [1, 3], 'fp.remove');
value = _.clone(array);
actual = fp.reverse(value);
assert.deepEqual(value, array, 'fp.reverse');
assert.deepEqual(actual, [3, 2, 1], 'fp.reverse');
value = _.cloneDeep(deepObject);
actual = fp.set('a.b')(3)(value);
assert.deepEqual(value, deepObject, 'fp.set');
assert.deepEqual(actual, { 'a': { 'b': 3, 'c': 3 } }, 'fp.set');
value = _.cloneDeep(deepObject);
actual = fp.setWith(Object)('d.e')(4)(value);
assert.deepEqual(value, deepObject, 'fp.setWith');
assert.deepEqual(actual, { 'a': { 'b': 2, 'c': 3 }, 'd': { 'e': 4 } }, 'fp.setWith');
value = _.cloneDeep(deepObject);
actual = fp.unset('a.b')(value);
assert.deepEqual(value, deepObject, 'fp.unset');
assert.deepEqual(actual, { 'a': { 'c': 3 } }, 'fp.unset');
value = _.cloneDeep(deepObject);
actual = fp.update('a.b')(function(n) { return n * n; })(value);
assert.deepEqual(value, deepObject, 'fp.update');
assert.deepEqual(actual, { 'a': { 'b': 4, 'c': 3 } }, 'fp.update');
value = _.cloneDeep(deepObject);
actual = fp.updateWith(Object)('d.e')(_.constant(4))(value);
assert.deepEqual(value, deepObject, 'fp.updateWith');
assert.deepEqual(actual, { 'a': { 'b': 2, 'c': 3 }, 'd': { 'e': 4 } }, 'fp.updateWith');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('placeholder methods');
(function() {
QUnit.test('should use `fp` as the default placeholder', function(assert) {
assert.expect(3);
var actual = fp.add(fp, 'b')('a');
assert.strictEqual(actual, 'ab');
actual = fp.slice(fp, 2)(1)(['a', 'b', 'c']);
assert.deepEqual(actual, ['b']);
actual = fp.fill(fp, 2)(1, '*')([1, 2, 3]);
assert.deepEqual(actual, [1, '*', 3]);
});
QUnit.test('should support `fp.placeholder`', function(assert) {
assert.expect(6);
_.each([[], fp.__], function(ph) {
fp.placeholder = ph;
var actual = fp.add(ph, 'b')('a');
assert.strictEqual(actual, 'ab');
actual = fp.slice(ph, 2)(1)(['a', 'b', 'c']);
assert.deepEqual(actual, ['b']);
actual = fp.fill(ph, 2)(1, '*')([1, 2, 3]);
assert.deepEqual(actual, [1, '*', 3]);
});
});
_.forOwn(mapping.placeholder, function(truthy, methodName) {
var func = fp[methodName];
QUnit.test('`_.' + methodName + '` should have a `placeholder` property', function(assert) {
assert.expect(2);
assert.ok(_.isObject(func.placeholder));
assert.strictEqual(func.placeholder, fp.__);
});
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('set methods');
(function() {
QUnit.test('should only clone objects in `path`', function(assert) {
assert.expect(11);
var object = { 'a': { 'b': 2, 'c': 3 }, 'd': { 'e': 4 } },
value = _.cloneDeep(object),
actual = fp.set('a.b.c.d', 5, value);
assert.ok(_.isObject(actual.a.b), 'fp.set');
assert.ok(_.isNumber(actual.a.b), 'fp.set');
assert.strictEqual(actual.a.b.c.d, 5, 'fp.set');
assert.strictEqual(actual.d, value.d, 'fp.set');
value = _.cloneDeep(object);
actual = fp.setWith(Object)('[0][1]')('a')(value);
assert.deepEqual(actual[0], { '1': 'a' }, 'fp.setWith');
value = _.cloneDeep(object);
actual = fp.unset('a.b')(value);
assert.notOk('b' in actual.a, 'fp.unset');
assert.strictEqual(actual.a.c, value.a.c, 'fp.unset');
value = _.cloneDeep(object);
actual = fp.update('a.b')(function(n) { return n * n; })(value);
assert.strictEqual(actual.a.b, 4, 'fp.update');
assert.strictEqual(actual.d, value.d, 'fp.update');
value = _.cloneDeep(object);
actual = fp.updateWith(Object)('[0][1]')(_.constant('a'))(value);
assert.deepEqual(actual[0], { '1': 'a' }, 'fp.updateWith');
assert.strictEqual(actual.d, value.d, 'fp.updateWith');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('with methods');
(function() {
var object = { 'a': 1 };
QUnit.test('should provide the correct `customizer` arguments', function(assert) {
assert.expect(7);
var args,
value = _.clone(object);
fp.assignWith(function() {
args || (args = _.map(arguments, _.cloneDeep));
})(value)({ 'b': 2 });
assert.deepEqual(args, [undefined, 2, 'b', { 'a': 1 }, { 'b': 2 }], 'fp.assignWith');
args = undefined;
value = _.clone(object);
fp.extendWith(function() {
args || (args = _.map(arguments, _.cloneDeep));
})(value)({ 'b': 2 });
assert.deepEqual(args, [undefined, 2, 'b', { 'a': 1 }, { 'b': 2 }], 'fp.extendWith');
var iteration = 0,
objects = [{ 'a': 1 }, { 'a': 2 }],
stack = { '__data__': { 'array': [[objects[0], objects[1]]], 'map': null } },
expected = [1, 2, 'a', objects[0], objects[1], stack];
args = undefined;
fp.isEqualWith(function() {
if (++iteration == 2) {
args = _.map(arguments, _.cloneDeep);
}
})(objects[0])(objects[1]);
args[5] = _.omitBy(args[5], _.isFunction);
assert.deepEqual(args, expected, 'fp.isEqualWith');
args = undefined;
stack = { '__data__': { 'array': [], 'map': null } };
expected = [2, 1, 'a', objects[1], objects[0], stack];
fp.isMatchWith(function() {
args || (args = _.map(arguments, _.cloneDeep));
})(objects[0])(objects[1]);
args[5] = _.omitBy(args[5], _.isFunction);
assert.deepEqual(args, expected, 'fp.isMatchWith');
args = undefined;
value = { 'a': [1] };
expected = [[1], [2, 3], 'a', { 'a': [1] }, { 'a': [2, 3] }, stack];
fp.mergeWith(function() {
args || (args = _.map(arguments, _.cloneDeep));
})(value)({ 'a': [2, 3] });
args[5] = _.omitBy(args[5], _.isFunction);
assert.deepEqual(args, expected, 'fp.mergeWith');
args = undefined;
value = _.clone(object);
fp.setWith(function() {
args || (args = _.map(arguments, _.cloneDeep));
})('b.c')(2)(value);
assert.deepEqual(args, [undefined, 'b', { 'a': 1 }], 'fp.setWith');
args = undefined;
value = _.clone(object);
fp.updateWith(function() {
args || (args = _.map(arguments, _.cloneDeep));
})('b.c')(_.constant(2))(value);
assert.deepEqual(args, [undefined, 'b', { 'a': 1 }], 'fp.updateWith');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.add and fp.subtract');
_.each(['add', 'subtract'], function(methodName) {
var func = fp[methodName],
isAdd = methodName == 'add';
QUnit.test('`fp.' + methodName + '` should not have `rearg` applied', function(assert) {
assert.expect(1);
assert.strictEqual(func('1')('2'), isAdd ? '12' : -1);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.castArray');
(function() {
QUnit.test('should shallow clone array values', function(assert) {
assert.expect(2);
var array = [1],
actual = fp.castArray(array);
assert.deepEqual(actual, array);
assert.notStrictEqual(actual, array);
});
QUnit.test('should not shallow clone non-array values', function(assert) {
assert.expect(2);
var object = { 'a': 1 },
actual = fp.castArray(object);
assert.deepEqual(actual, [object]);
assert.strictEqual(actual[0], object);
});
QUnit.test('should convert by name', function(assert) {
assert.expect(4);
var array = [1],
object = { 'a': 1 },
castArray = convert('castArray', _.castArray),
actual = castArray(array);
assert.deepEqual(actual, array);
assert.notStrictEqual(actual, array);
actual = castArray(object);
assert.deepEqual(actual, [object]);
assert.strictEqual(actual[0], object);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.curry and fp.curryRight');
_.each(['curry', 'curryRight'], function(methodName) {
var func = fp[methodName];
QUnit.test('`_.' + methodName + '` should only accept a `func` param', function(assert) {
assert.expect(1);
assert.raises(function() { func(1, _.noop); }, TypeError);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.curryN and fp.curryRightN');
_.each(['curryN', 'curryRightN'], function(methodName) {
var func = fp[methodName];
QUnit.test('`_.' + methodName + '` should accept an `arity` param', function(assert) {
assert.expect(1);
var actual = func(1)(function(a, b) { return [a, b]; })('a');
assert.deepEqual(actual, ['a', undefined]);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.difference');
(function() {
QUnit.test('should return the elements of the first array not included in the second array', function(assert) {
assert.expect(1);
assert.deepEqual(fp.difference([1, 2])([2, 3]), [1]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.divide and fp.multiply');
_.each(['divide', 'multiply'], function(methodName) {
var func = fp[methodName],
isDivide = methodName == 'divide';
QUnit.test('`fp.' + methodName + '` should not have `rearg` applied', function(assert) {
assert.expect(1);
assert.strictEqual(func('2')('4'), isDivide ? 0.5 : 8);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.extend');
(function() {
QUnit.test('should convert by name', function(assert) {
assert.expect(2);
function Foo() {}
Foo.prototype = { 'b': 2 };
var object = { 'a': 1 },
extend = convert('extend', _.extend),
value = _.clone(object),
actual = extend(value)(new Foo);
assert.deepEqual(value, object);
assert.deepEqual(actual, { 'a': 1, 'b': 2 });
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.fill');
(function() {
QUnit.test('should have an argument order of `start`, `end`, then `value`', function(assert) {
assert.expect(1);
var array = [1, 2, 3];
assert.deepEqual(fp.fill(1)(2)('*')(array), [1, '*', 3]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.flatMapDepth');
(function() {
QUnit.test('should have an argument order of `iteratee`, `depth`, then `collection`', function(assert) {
assert.expect(2);
function duplicate(n) {
return [[[n, n]]];
}
var array = [1, 2],
object = { 'a': 1, 'b': 2 },
expected = [[1, 1], [2, 2]];
assert.deepEqual(fp.flatMapDepth(duplicate)(2)(array), expected);
assert.deepEqual(fp.flatMapDepth(duplicate)(2)(object), expected);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.flow and fp.flowRight');
_.each(['flow', 'flowRight'], function(methodName) {
var func = fp[methodName],
isFlow = methodName == 'flow';
QUnit.test('`fp.' + methodName + '` should support shortcut fusion', function(assert) {
assert.expect(6);
var filterCount,
mapCount,
array = fp.range(0, LARGE_ARRAY_SIZE);
var iteratee = function(value) {
mapCount++;
return value * value;
};
var predicate = function(value) {
filterCount++;
return value % 2 == 0;
};
var filter = fp.filter(predicate),
map = fp.map(iteratee),
take = fp.take(2);
_.times(2, function(index) {
var combined = isFlow
? func(map, filter, fp.compact, take)
: func(take, fp.compact, filter, map);
filterCount = mapCount = 0;
if (WeakMap && WeakMap.name) {
assert.deepEqual(combined(array), [4, 16]);
assert.strictEqual(filterCount, 5, 'filterCount');
assert.strictEqual(mapCount, 5, 'mapCount');
}
else {
skipAssert(assert, 3);
}
});
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.getOr');
(function() {
QUnit.test('should accept a `defaultValue` param', function(assert) {
assert.expect(1);
var actual = fp.getOr('default')('path')({});
assert.strictEqual(actual, 'default');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.gt and fp.gte');
_.each(['gt', 'gte'], function(methodName) {
var func = fp[methodName];
QUnit.test('`fp.' + methodName + '` should have `rearg` applied', function(assert) {
assert.expect(1);
assert.strictEqual(func(2)(1), true);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.inRange');
(function() {
QUnit.test('should have an argument order of `start`, `end`, then `value`', function(assert) {
assert.expect(2);
assert.strictEqual(fp.inRange(2)(4)(3), true);
assert.strictEqual(fp.inRange(-2)(-6)(-3), true);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.invoke');
(function() {
QUnit.test('should not accept an `args` param', function(assert) {
assert.expect(1);
var actual = fp.invoke('toUpperCase')('a');
assert.strictEqual(actual, 'A');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.invokeMap');
(function() {
QUnit.test('should not accept an `args` param', function(assert) {
assert.expect(1);
var actual = fp.invokeMap('toUpperCase')(['a', 'b']);
assert.deepEqual(actual, ['A', 'B']);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.invokeArgs');
(function() {
QUnit.test('should accept an `args` param', function(assert) {
assert.expect(1);
var actual = fp.invokeArgs('concat')(['b', 'c'])('a');
assert.strictEqual(actual, 'abc');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.invokeArgsMap');
(function() {
QUnit.test('should accept an `args` param', function(assert) {
assert.expect(1);
var actual = fp.invokeArgsMap('concat')(['b', 'c'])(['a', 'A']);
assert.deepEqual(actual, ['abc', 'Abc']);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.iteratee');
(function() {
QUnit.test('should return a iteratee with capped params', function(assert) {
assert.expect(1);
var func = fp.iteratee(function(a, b, c) { return [a, b, c]; }, 3);
assert.deepEqual(func(1, 2, 3), [1, undefined, undefined]);
});
QUnit.test('should convert by name', function(assert) {
assert.expect(1);
var iteratee = convert('iteratee', _.iteratee),
func = iteratee(function(a, b, c) { return [a, b, c]; }, 3);
assert.deepEqual(func(1, 2, 3), [1, undefined, undefined]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.lt and fp.lte');
_.each(['lt', 'lte'], function(methodName) {
var func = fp[methodName];
QUnit.test('`fp.' + methodName + '` should have `rearg` applied', function(assert) {
assert.expect(1);
assert.strictEqual(func(1)(2), true);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.mapKeys');
(function() {
QUnit.test('should only provide `key` to `iteratee`', function(assert) {
assert.expect(1);
var args,
object = { 'a': 1 };
fp.mapKeys(function() {
args || (args = slice.call(arguments));
}, object);
assert.deepEqual(args, ['a']);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.maxBy and fp.minBy');
_.each(['maxBy', 'minBy'], function(methodName) {
var array = [1, 2, 3],
func = fp[methodName],
isMax = methodName == 'maxBy';
QUnit.test('`fp.' + methodName + '` should work with an `iteratee` argument', function(assert) {
assert.expect(1);
var actual = func(function(num) {
return -num;
})(array);
assert.strictEqual(actual, isMax ? 1 : 3);
});
QUnit.test('`fp.' + methodName + '` should provide the correct `iteratee` arguments', function(assert) {
assert.expect(1);
var args;
func(function() {
args || (args = slice.call(arguments));
})(array);
assert.deepEqual(args, [1]);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.mixin');
(function() {
var source = { 'a': _.noop };
QUnit.test('should mixin static methods but not prototype methods', function(assert) {
assert.expect(2);
fp.mixin(source);
assert.strictEqual(typeof fp.a, 'function');
assert.notOk('a' in fp.prototype);
delete fp.a;
delete fp.prototype.a;
});
QUnit.test('should not assign inherited `source` methods', function(assert) {
assert.expect(2);
function Foo() {}
Foo.prototype.a = _.noop;
fp.mixin(new Foo);
assert.notOk('a' in fp);
assert.notOk('a' in fp.prototype);
delete fp.a;
delete fp.prototype.a;
});
QUnit.test('should not remove existing prototype methods', function(assert) {
assert.expect(2);
var each1 = fp.each,
each2 = fp.prototype.each;
fp.mixin({ 'each': source.a });
assert.strictEqual(fp.each, source.a);
assert.strictEqual(fp.prototype.each, each2);
fp.each = each1;
fp.prototype.each = each2;
});
QUnit.test('should not export to the global when `source` is not an object', function(assert) {
assert.expect(2);
var props = _.without(_.keys(_), '_');
_.times(2, function(index) {
fp.mixin.apply(fp, index ? [1] : []);
assert.ok(_.every(props, function(key) {
return root[key] !== fp[key];
}));
_.each(props, function(key) {
if (root[key] === fp[key]) {
delete root[key];
}
});
});
});
QUnit.test('should convert by name', function(assert) {
assert.expect(3);
var object = { 'mixin': convert('mixin', _.mixin) };
function Foo() {}
Foo.mixin = object.mixin;
Foo.mixin(source);
assert.strictEqual(typeof Foo.a, 'function');
assert.notOk('a' in Foo.prototype);
object.mixin(source);
assert.strictEqual(typeof object.a, 'function');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.over');
(function() {
QUnit.test('should not cap iteratee args', function(assert) {
assert.expect(2);
_.each([fp.over, convert('over', _.over)], function(func) {
var over = func([Math.max, Math.min]);
assert.deepEqual(over(1, 2, 3, 4), [4, 1]);
});
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.omitBy and fp.pickBy');
_.each(['omitBy', 'pickBy'], function(methodName) {
var func = fp[methodName];
QUnit.test('`fp.' + methodName + '` should provide `value` and `key` to `iteratee`', function(assert) {
assert.expect(1);
var args,
object = { 'a': 1 };
func(function() {
args || (args = slice.call(arguments));
})(object);
assert.deepEqual(args, [1, 'a']);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('padChars methods');
_.each(['padChars', 'padCharsStart', 'padCharsEnd'], function(methodName) {
var func = fp[methodName],
isPad = methodName == 'padChars',
isStart = methodName == 'padCharsStart';
QUnit.test('`_.' + methodName + '` should truncate pad characters to fit the pad length', function(assert) {
assert.expect(1);
if (isPad) {
assert.strictEqual(func('_-')(8)('abc'), '_-abc_-_');
} else {
assert.strictEqual(func('_-')(6)('abc'), isStart ? '_-_abc' : 'abc_-_');
}
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.partial and fp.partialRight');
_.each(['partial', 'partialRight'], function(methodName) {
var func = fp[methodName],
isPartial = methodName == 'partial';
QUnit.test('`_.' + methodName + '` should accept an `args` param', function(assert) {
assert.expect(1);
var expected = isPartial ? [1, 2, 3] : [0, 1, 2];
var actual = func(function(a, b, c) {
return [a, b, c];
})([1, 2])(isPartial ? 3 : 0);
assert.deepEqual(actual, expected);
});
QUnit.test('`_.' + methodName + '` should convert by name', function(assert) {
assert.expect(2);
var expected = isPartial ? [1, 2, 3] : [0, 1, 2],
par = convert(methodName, _[methodName]),
ph = par.placeholder;
var actual = par(function(a, b, c) {
return [a, b, c];
})([1, 2])(isPartial ? 3 : 0);
assert.deepEqual(actual, expected);
actual = par(function(a, b, c) {
return [a, b, c];
})([ph, 2])(isPartial ? 1 : 0, isPartial ? 3 : 1);
assert.deepEqual(actual, expected);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.random');
(function() {
var array = Array(1000);
QUnit.test('should support a `min` and `max` argument', function(assert) {
assert.expect(1);
var min = 5,
max = 10;
assert.ok(_.some(array, function() {
var result = fp.random(min)(max);
return result >= min && result <= max;
}));
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.range');
(function() {
QUnit.test('should have an argument order of `start` then `end`', function(assert) {
assert.expect(1);
assert.deepEqual(fp.range(1)(4), [1, 2, 3]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.reduce and fp.reduceRight');
_.each(['reduce', 'reduceRight'], function(methodName) {
var func = fp[methodName],
isReduce = methodName == 'reduce';
QUnit.test('`_.' + methodName + '` should provide the correct `iteratee` arguments when iterating an array', function(assert) {
assert.expect(1);
var args,
array = [1, 2, 3];
func(function() {
args || (args = slice.call(arguments));
})(0)(array);
assert.deepEqual(args, isReduce ? [0, 1] : [0, 3]);
});
QUnit.test('`_.' + methodName + '` should provide the correct `iteratee` arguments when iterating an object', function(assert) {
assert.expect(1);
var args,
object = { 'a': 1, 'b': 2 },
isFIFO = _.keys(object)[0] == 'a';
var expected = isFIFO
? (isReduce ? [0, 1] : [0, 2])
: (isReduce ? [0, 2] : [0, 1]);
func(function() {
args || (args = slice.call(arguments));
})(0)(object);
assert.deepEqual(args, expected);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.restFrom');
(function() {
QUnit.test('should accept a `start` param', function(assert) {
assert.expect(1);
var actual = fp.restFrom(2)(function() {
return slice.call(arguments);
})('a', 'b', 'c', 'd');
assert.deepEqual(actual, ['a', 'b', ['c', 'd']]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.runInContext');
(function() {
QUnit.test('should return a converted lodash instance', function(assert) {
assert.expect(1);
assert.strictEqual(typeof fp.runInContext({}).curryN, 'function');
});
QUnit.test('should convert by name', function(assert) {
assert.expect(1);
var runInContext = convert('runInContext', _.runInContext);
assert.strictEqual(typeof runInContext({}).curryN, 'function');
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.spreadFrom');
(function() {
QUnit.test('should accept a `start` param', function(assert) {
assert.expect(1);
var actual = fp.spreadFrom(2)(function() {
return slice.call(arguments);
})('a', 'b', ['c', 'd']);
assert.deepEqual(actual, ['a', 'b', 'c', 'd']);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('trimChars methods');
_.each(['trimChars', 'trimCharsStart', 'trimCharsEnd'], function(methodName, index) {
var func = fp[methodName],
parts = [];
if (index != 2) {
parts.push('leading');
}
if (index != 1) {
parts.push('trailing');
}
parts = parts.join(' and ');
QUnit.test('`_.' + methodName + '` should remove ' + parts + ' `chars`', function(assert) {
assert.expect(1);
var string = '-_-a-b-c-_-',
expected = (index == 2 ? '-_-' : '') + 'a-b-c' + (index == 1 ? '-_-' : '');
assert.strictEqual(func('_-')(string), expected);
});
});
/*--------------------------------------------------------------------------*/
QUnit.module('fp.uniqBy');
(function() {
var objects = [{ 'a': 2 }, { 'a': 3 }, { 'a': 1 }, { 'a': 2 }, { 'a': 3 }, { 'a': 1 }];
QUnit.test('should work with an `iteratee` argument', function(assert) {
assert.expect(1);
var expected = objects.slice(0, 3);
var actual = fp.uniqBy(function(object) {
return object.a;
})(objects);
assert.deepEqual(actual, expected);
});
QUnit.test('should provide the correct `iteratee` arguments', function(assert) {
assert.expect(1);
var args;
fp.uniqBy(function() {
args || (args = slice.call(arguments));
})(objects);
assert.deepEqual(args, [objects[0]]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.zip');
(function() {
QUnit.test('should zip together two arrays', function(assert) {
assert.expect(1);
assert.deepEqual(fp.zip([1, 2])([3, 4]), [[1, 3], [2, 4]]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.zipObject');
(function() {
QUnit.test('should zip together key/value arrays into an object', function(assert) {
assert.expect(1);
assert.deepEqual(fp.zipObject(['a', 'b'])([1, 2]), { 'a': 1, 'b': 2 });
});
}());
/*--------------------------------------------------------------------------*/
QUnit.module('fp.zipWith');
(function() {
QUnit.test('should zip arrays combining grouped elements with `iteratee`', function(assert) {
assert.expect(1);
var array1 = [1, 2, 3],
array2 = [4, 5, 6];
var actual = fp.zipWith(function(a, b) {
return a + b;
})(array1)(array2);
assert.deepEqual(actual, [5, 7, 9]);
});
}());
/*--------------------------------------------------------------------------*/
QUnit.config.asyncRetries = 10;
QUnit.config.hidepassed = true;
if (!document) {
QUnit.config.noglobals = true;
QUnit.load();
}
}.call(this));