just/test/object-values/index.js at stats · hmmhmmhm/just

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var test = require('../util/test')(__filename);

var values = require('../../packages/object-values');

test('regular objects return array of property values', function(t) {

t.plan(3);

t.deepEqual(values({a: 4, c: 8}), [4, 8]);

t.deepEqual(values({a: {aa: 2}, b: {bb: 4}}), [{aa: 2}, {bb: 4}]);

t.deepEqual(values({}), []);

t.end();

});

test('array returns a copy of itself', function(t) {

t.plan(4);

var arr1 = [1, 2, 3];

t.deepEqual(values(arr1), arr1);

t.notEqual(values(arr1), arr1);

var arr2 = [];

t.deepEqual(values(arr2), arr2);

t.notEqual(values(arr2), arr2);

t.end();

});

test('irregular objects return array of property values', function(t) {

t.plan(3);

t.deepEqual(

values(function(a, b) {

return a + b;

}),

[]

);

t.deepEqual(values(new String('hello')), ['h', 'e', 'l', 'l', 'o']);

var fn = function() {};

fn.a = 4;

t.deepEqual(values(fn), [4]);

t.end();

});

test('primitives throw exceptions', function(t) {

t.plan(4);

t.throws(function() {

values(1);

}, Error);

t.throws(function() {

values(true);

}, Error);

t.throws(function() {

values(undefined);

}, Error);

t.throws(function() {

values(null);

}, Error);

});

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