diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/robertkrimen/otto/underscore_functions_test.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/robertkrimen/otto/underscore_functions_test.go | 208 |
1 files changed, 0 insertions, 208 deletions
diff --git a/Godeps/_workspace/src/github.com/robertkrimen/otto/underscore_functions_test.go b/Godeps/_workspace/src/github.com/robertkrimen/otto/underscore_functions_test.go deleted file mode 100644 index be59e16b3..000000000 --- a/Godeps/_workspace/src/github.com/robertkrimen/otto/underscore_functions_test.go +++ /dev/null @@ -1,208 +0,0 @@ -package otto - -import ( - "testing" -) - -// bind -func Test_underscore_functions_0(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("bind", function() { - var context = {name : 'moe'}; - var func = function(arg) { return "name: " + (this.name || arg); }; - var bound = _.bind(func, context); - equal(bound(), 'name: moe', 'can bind a function to a context'); - - bound = _(func).bind(context); - equal(bound(), 'name: moe', 'can do OO-style binding'); - - bound = _.bind(func, null, 'curly'); - equal(bound(), 'name: curly', 'can bind without specifying a context'); - - func = function(salutation, name) { return salutation + ': ' + name; }; - func = _.bind(func, this, 'hello'); - equal(func('moe'), 'hello: moe', 'the function was partially applied in advance'); - - func = _.bind(func, this, 'curly'); - equal(func(), 'hello: curly', 'the function was completely applied in advance'); - - func = function(salutation, firstname, lastname) { return salutation + ': ' + firstname + ' ' + lastname; }; - func = _.bind(func, this, 'hello', 'moe', 'curly'); - equal(func(), 'hello: moe curly', 'the function was partially applied in advance and can accept multiple arguments'); - - func = function(context, message) { equal(this, context, message); }; - _.bind(func, 0, 0, 'can bind a function to <0>')(); - _.bind(func, '', '', 'can bind a function to an empty string')(); - _.bind(func, false, false, 'can bind a function to <false>')(); - - // These tests are only meaningful when using a browser without a native bind function - // To test this with a modern browser, set underscore's nativeBind to undefined - var F = function () { return this; }; - var Boundf = _.bind(F, {hello: "moe curly"}); - equal(Boundf().hello, "moe curly", "When called without the new operator, it's OK to be bound to the context"); - }); - `) - }) -} - -// partial -func Test_underscore_functions_1(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("partial", function() { - var obj = {name: 'moe'}; - var func = function() { return this.name + ' ' + _.toArray(arguments).join(' '); }; - - obj.func = _.partial(func, 'a', 'b'); - equal(obj.func('c', 'd'), 'moe a b c d', 'can partially apply'); - }); - `) - }) -} - -// bindAll -func Test_underscore_functions_2(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("bindAll", function() { - var curly = {name : 'curly'}, moe = { - name : 'moe', - getName : function() { return 'name: ' + this.name; }, - sayHi : function() { return 'hi: ' + this.name; } - }; - curly.getName = moe.getName; - _.bindAll(moe, 'getName', 'sayHi'); - curly.sayHi = moe.sayHi; - equal(curly.getName(), 'name: curly', 'unbound function is bound to current object'); - equal(curly.sayHi(), 'hi: moe', 'bound function is still bound to original object'); - - curly = {name : 'curly'}; - moe = { - name : 'moe', - getName : function() { return 'name: ' + this.name; }, - sayHi : function() { return 'hi: ' + this.name; } - }; - _.bindAll(moe); - curly.sayHi = moe.sayHi; - equal(curly.sayHi(), 'hi: moe', 'calling bindAll with no arguments binds all functions to the object'); - }); - `) - }) -} - -// memoize -func Test_underscore_functions_3(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("memoize", function() { - var fib = function(n) { - return n < 2 ? n : fib(n - 1) + fib(n - 2); - }; - var fastFib = _.memoize(fib); - equal(fib(10), 55, 'a memoized version of fibonacci produces identical results'); - equal(fastFib(10), 55, 'a memoized version of fibonacci produces identical results'); - - var o = function(str) { - return str; - }; - var fastO = _.memoize(o); - equal(o('toString'), 'toString', 'checks hasOwnProperty'); - equal(fastO('toString'), 'toString', 'checks hasOwnProperty'); - }); - `) - }) -} - -// once -func Test_underscore_functions_4(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("once", function() { - var num = 0; - var increment = _.once(function(){ num++; }); - increment(); - increment(); - equal(num, 1); - }); - `) - }) -} - -// wrap -func Test_underscore_functions_5(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("wrap", function() { - var greet = function(name){ return "hi: " + name; }; - var backwards = _.wrap(greet, function(func, name){ return func(name) + ' ' + name.split('').reverse().join(''); }); - equal(backwards('moe'), 'hi: moe eom', 'wrapped the saluation function'); - - var inner = function(){ return "Hello "; }; - var obj = {name : "Moe"}; - obj.hi = _.wrap(inner, function(fn){ return fn() + this.name; }); - equal(obj.hi(), "Hello Moe"); - - var noop = function(){}; - var wrapped = _.wrap(noop, function(fn){ return Array.prototype.slice.call(arguments, 0); }); - var ret = wrapped(['whats', 'your'], 'vector', 'victor'); - deepEqual(ret, [noop, ['whats', 'your'], 'vector', 'victor']); - }); - `) - }) -} - -// compose -func Test_underscore_functions_6(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("compose", function() { - var greet = function(name){ return "hi: " + name; }; - var exclaim = function(sentence){ return sentence + '!'; }; - var composed = _.compose(exclaim, greet); - equal(composed('moe'), 'hi: moe!', 'can compose a function that takes another'); - - composed = _.compose(greet, exclaim); - equal(composed('moe'), 'hi: moe!', 'in this case, the functions are also commutative'); - }); - `) - }) -} - -// after -func Test_underscore_functions_7(t *testing.T) { - tt(t, func() { - test, _ := test_() - - test(` - test("after", function() { - var testAfter = function(afterAmount, timesCalled) { - var afterCalled = 0; - var after = _.after(afterAmount, function() { - afterCalled++; - }); - while (timesCalled--) after(); - return afterCalled; - }; - - equal(testAfter(5, 5), 1, "after(N) should fire after being called N times"); - equal(testAfter(5, 4), 0, "after(N) should not fire unless called N times"); - equal(testAfter(0, 0), 1, "after(0) should fire immediately"); - }); - `) - }) -} |