loadUrl enhancements (#134)

`loadUrl` enhancements

- Make `options` parameter optional
- Allow partial overriding of instance options when calling `loadUrl` directly
- Make `requestOptions` optional
- Document `loadUrl` usage and provide examples

tests/lib/clone.js

@@ -1,17 +0,0 @@
-var tape = require("tape")
-
-var clone = require("../../lib/clone")
-
-tape("test clone method", function(t) {
-  var obj = {one: 1, two: 2}
-  var cloned = clone(obj)
-
-  t.notEqual(obj, cloned, "cloned object isn't the object")
-
-  t.same(obj, cloned, "cloned object have the same values than object")
-
-  cloned.tree = 3
-  t.notSame(obj, cloned, "modified cloned object haven't the same values than object")
-
-  t.end()
-})

tests/lib/parse-options.js

@@ -1,10 +1,10 @@
 var tape = require("tape")
 
-var parseOptions = require("../../../lib/proto/parse-options.js")
+var parseOptions = require("../../lib/parse-options.js")
 tape("test parse initalization options function", function(t) {
   t.test("- default options", function(t) {
     var pjax = {}
-    parseOptions.call(pjax, {})
+    pjax.options = parseOptions({})
 
     t.equal(pjax.options.elements, "a[href], form[action]")
     t.equal(pjax.options.selectors.length, 2, "selectors length")
@@ -30,7 +30,7 @@ tape("test parse initalization options function", function(t) {
   // verify analytics always ends up as a function even when passed not a function
   t.test("- analytics is a function", function(t) {
     var pjax = {}
-    parseOptions.call(pjax, {analytics: "some string"})
+    pjax.options = parseOptions({analytics: "some string"})
 
     t.deepEqual(typeof pjax.options.analytics, "function")
     t.end()
@@ -39,7 +39,7 @@ tape("test parse initalization options function", function(t) {
   // verify that the value false for scrollTo is not squashed
   t.test("- scrollTo remains false", function(t) {
     var pjax = {}
-    parseOptions.call(pjax, {scrollTo: false})
+    pjax.options = parseOptions({scrollTo: false})
 
     t.deepEqual(pjax.options.scrollTo, false)
     t.end()

tests/lib/send-request.js

@@ -18,12 +18,7 @@ tape("test xhr request", function(t) {
   var url = "https://httpbin.org/get"
 
   t.test("- request is made, gets a result, and is cache-busted", function(t) {
-    var requestCacheBust = sendRequest.bind({
-      options: {
-        cacheBust: true
-      }
-    })
-    var r = requestCacheBust(url, {}, function(result) {
+    var r = sendRequest(url, {cacheBust: true}, function(result) {
       t.equal(r.responseURL.indexOf("?"), url.length, "XHR URL is cache-busted when configured to be")
       try {
         result = JSON.parse(result)
@@ -36,12 +31,7 @@ tape("test xhr request", function(t) {
     })
   })
   t.test("- request is not cache-busted when configured not to be", function(t) {
-    var requestNoCacheBust = sendRequest.bind({
-      options: {
-        cacheBust: false
-      }
-    })
-    var r = requestNoCacheBust(url, {}, function() {
+    var r = sendRequest(url, {}, function() {
       t.equal(r.responseURL, url, "XHR URL is left untouched")
       t.end()
     })

tests/lib/util/clone.js

@@ -0,0 +1,17 @@
+var tape = require("tape")
+
+var clone = require("../../../lib/util/clone")
+
+tape("test clone method", function(t) {
+  var obj = {one: 1, two: 2}
+  var cloned = clone(obj)
+
+  t.notEqual(obj, cloned, "cloned object isn't the original object")
+
+  t.same(obj, cloned, "cloned object has the same values as original object")
+
+  cloned.three = 3
+  t.notSame(obj, cloned, "modified cloned object doesn't have the same values as original object")
+
+  t.end()
+})

tests/lib/util/extend.js

@@ -0,0 +1,16 @@
+var tape = require("tape")
+
+var extend = require("../../../lib/util/extend")
+
+tape("test extend method", function(t) {
+  var obj = {one: 1, two: 2}
+  var extended = extend({}, obj, {two: "two", three: 3})
+
+  t.notEqual(obj, extended, "extended object isn't the original object")
+
+  t.notSame(obj, extended, "extended object doesn't have the same values as original object")
+
+  t.notSame(obj.two, extended.two, "extended object value overwrites value from original object")
+
+  t.end()
+})