utils.js
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var utils = require('utils'),
t = casper.test,
x = require('casper').selectXPath;
t.comment('equals()');
(function() {
t.comment('Tester.testEquals()');
t.assert(utils.equals(null, null), 'Tester.testEquals() null equality');
t.assertNot(utils.equals(null, undefined), 'Tester.testEquals() null vs. undefined inequality');
t.assert(utils.equals("hi", "hi"), 'Tester.testEquals() string equality');
t.assertNot(utils.equals("hi", "ih"), 'Tester.testEquals() string inequality');
t.assert(utils.equals(5, 5), 'Tester.testEquals() number equality');
t.assertNot(utils.equals("5", 5), 'Tester.testEquals() number equality without implicit cast');
t.assert(utils.equals(5, 5.0), 'Tester.testEquals() number equality with cast');
t.assertNot(utils.equals(5, 10), 'Tester.testEquals() number inequality');
t.assert(utils.equals([], []), 'Tester.testEquals() empty array equality');
t.assert(utils.equals([1,2], [1,2]), 'Tester.testEquals() array equality');
t.assert(utils.equals([1,2,[1,2,function(){}]], [1,2,[1,2,function(){}]]), 'Tester.testEquals() complex array equality');
t.assertNot(utils.equals([1,2,[1,2,function(a){}]], [1,2,[1,2,function(b){}]]), 'Tester.testEquals() complex array inequality');
t.assertNot(utils.equals([1,2], [2,1]), 'Tester.testEquals() shuffled array inequality');
t.assertNot(utils.equals([1,2], [1,2,3]), 'Tester.testEquals() array length inequality');
t.assert(utils.equals({}, {}), 'Tester.testEquals() empty object equality');
t.assert(utils.equals({a:1,b:2}, {a:1,b:2}), 'Tester.testEquals() object length equality');
t.assert(utils.equals({a:1,b:2}, {b:2,a:1}), 'Tester.testEquals() shuffled object keys equality');
t.assertNot(utils.equals({a:1,b:2}, {a:1,b:3}), 'Tester.testEquals() object inequality');
t.assert(utils.equals({1:{name:"bob",age:28}, 2:{name:"john",age:26}}, {1:{name:"bob",age:28}, 2:{name:"john",age:26}}), 'Tester.testEquals() complex object equality');
t.assertNot(utils.equals({1:{name:"bob",age:28}, 2:{name:"john",age:26}}, {1:{name:"bob",age:28}, 2:{name:"john",age:27}}), 'Tester.testEquals() complex object inequality');
t.assert(utils.equals(function(x){return x;}, function(x){return x;}), 'Tester.testEquals() function equality');
t.assertNot(utils.equals(function(x){return x;}, function(y){return y+2;}), 'Tester.testEquals() function inequality');
t.assert(utils.equals([{a:1, b:2}, {c:3, d:4}], [{a:1, b:2}, {c:3, d:4}]), 'Tester.testEquals() arrays of objects');
})();
t.comment('fileExt()');
(function() {
var testCases = {
'foo.ext': 'ext',
'FOO.EXT': 'ext',
'a.ext': 'ext',
'.ext': 'ext',
'toto.': '',
' plop.ext ': 'ext'
};
for (var testCase in testCases) {
t.assertEquals(utils.fileExt(testCase), testCases[testCase], 'fileExt() extract file extension');
}
})();
t.comment('fillBlanks()');
(function() {
testCases = {
'foo': 'foo ',
' foo bar ': ' foo bar ',
' foo bar ': ' foo bar '
};
for (var testCase in testCases) {
t.assertEquals(utils.fillBlanks(testCase, 10), testCases[testCase], 'fillBlanks() fills blanks');
}
})();
t.comment('getPropertyPath()');
(function() {
testCases = [
{
input: utils.getPropertyPath({}, 'a.b.c'),
output: undefined
},
{
input: utils.getPropertyPath([1, 2, 3], 'a.b.c'),
output: undefined
},
{
input: utils.getPropertyPath({ a: { b: { c: 1 } }, c: 2 }, 'a.b.c'),
output: 1
},
{
input: utils.getPropertyPath({ a: { b: { c: 1 } }, c: 2 }, 'a.b.x'),
output: undefined
},
{
input: utils.getPropertyPath({ a: { b: { c: 1 } }, c: 2 }, 'a.b'),
output: { c: 1 }
},
{
input: utils.getPropertyPath({ 'a-b': { 'c-d': 1} }, 'a-b.c-d'),
output: 1
},
{
input: utils.getPropertyPath({ 'a.b': { 'c.d': 1} }, 'a.b.c.d'),
output: undefined
}
];
testCases.forEach(function(testCase) {
t.assertEquals(testCase.input, testCase.output, 'getPropertyPath() gets a property using a path');
});
})();
t.comment('isArray()');
(function() {
t.assertEquals(utils.isArray([]), true, 'isArray() checks for an Array');
t.assertEquals(utils.isArray({}), false, 'isArray() checks for an Array');
t.assertEquals(utils.isArray("foo"), false, 'isArray() checks for an Array');
})();
t.comment('isClipRect()');
(function() {
testCases = [
[{}, false],
[{top: 2}, false],
[{top: 2, left: 2, width: 2, height: 2}, true],
[{top: 2, left: 2, height: 2, width: 2}, true],
[{top: 2, left: 2, width: 2, height: new Date()}, false]
];
testCases.forEach(function(testCase) {
t.assertEquals(utils.isClipRect(testCase[0]), testCase[1], 'isClipRect() checks for a ClipRect');
});
})();
t.comment('isObject()');
(function() {
t.assertEquals(utils.isObject({}), true, 'isObject() checks for an Object');
t.assertEquals(utils.isObject([]), true, 'isObject() checks for an Object');
t.assertEquals(utils.isObject(1), false, 'isObject() checks for an Object');
t.assertEquals(utils.isObject("1"), false, 'isObject() checks for an Object');
t.assertEquals(utils.isObject(function(){}), false, 'isObject() checks for an Object');
t.assertEquals(utils.isObject(new Function('return {};')()), true, 'isObject() checks for an Object');
t.assertEquals(utils.isObject(require('webpage').create()), true, 'isObject() checks for an Object');
t.assertEquals(utils.isObject(null), false, 'isObject() checks for an Object');
})();
t.comment('isValidSelector()');
(function() {
t.assertEquals(utils.isValidSelector({}), false, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector(""), false, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector("a"), true, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector('div#plop form[name="form"] input[type="submit"]'), true, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector(x('//a')), true, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector({
type: "css",
path: 'div#plop form[name="form"] input[type="submit"]'
}), true, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector({
type: "xpath",
path: '//a'
}), true, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector({
type: "css"
}), false, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector({
type: "xpath"
}), false, 'isValidSelector() checks for a valid selector');
t.assertEquals(utils.isValidSelector({
type: "css3",
path: "a"
}), false, 'isValidSelector() checks for a valid selector');
})();
t.comment('isWebPage()');
(function() {
var pageModule = require('webpage');
t.assertEquals(utils.isWebPage(pageModule), false, 'isWebPage() checks for a WebPage instance');
t.assertEquals(utils.isWebPage(pageModule.create()), true, 'isWebPage() checks for a WebPage instance');
t.assertEquals(utils.isWebPage(null), false, 'isWebPage() checks for a WebPage instance');
})();
t.comment('isJsFile()');
(function() {
testCases = {
'': false,
'toto.png': false,
'plop': false,
'gniii.coffee': true,
'script.js': true
};
for (var testCase in testCases) {
t.assertEquals(utils.isJsFile(testCase), testCases[testCase], 'isJsFile() checks for js file');
}
})();
t.comment('mergeObjects()');
(function() {
testCases = [
{
obj1: {a: 1}, obj2: {b: 2}, merged: {a: 1, b: 2}
},
{
obj1: {}, obj2: {a: 1}, merged: {a: 1}
},
{
obj1: {a: 1}, obj2: {}, merged: {a: 1}
},
{
obj1: {a: 1}, obj2: {a: 2}, merged: {a: 2}
},
{
obj1: {x: 0, double: function(){return this.x*2;}},
obj2: {triple: function(){return this.x*3;}},
merged: {
x: 0,
double: function(){return this.x*2;},
triple: function(){return this.x*3;}
}
}
];
testCases.forEach(function(testCase) {
t.assertEquals(utils.mergeObjects(testCase.obj1, testCase.obj2), testCase.merged, 'mergeObjects() can merge objects');
});
})();
t.comment('unique()');
(function() {
testCases = [
{
input: [1,2,3],
output: [1,2,3]
},
{
input: [1,2,3,2,1],
output: [1,2,3]
},
{
input: ["foo", "bar", "foo"],
output: ["foo", "bar"]
},
{
input: [],
output: []
}
];
testCases.forEach(function(testCase) {
t.assertEquals(utils.unique(testCase.input), testCase.output, 'unique() computes unique values of an array');
});
})();
t.done();