Ajax: Ensure ajaxSettings.traditional is still honored

Fixes gh-3023
Closes gh-3081

Since .param() no longer looks at this setting we need unit tests
to ensure it is still honored by $.ajax().

1 files changed, 58 insertions, 0 deletions

diff --git a/test/unit/ajax.js b/test/unit/ajax.js
index 1082ce88e..1a4ff7ee4 100644
--- a/test/unit/ajax.js
+++ b/test/unit/ajax.js
@@ -373,6 +373,64 @@ QUnit.module( "ajax", {
 		];
 	} );
 
+	ajaxTest( "jQuery.ajax() - traditional param encoding", 4, function( assert ) {
+		return [
+			{
+				url: "/",
+				traditional: true,
+				data: {
+					"devo": "hat",
+					"answer": 42,
+					"quux": "a space"
+				},
+				beforeSend: function( xhr, settings ) {
+					assert.equal( settings.url, "/?devo=hat&answer=42&quux=a%20space", "Simple case" );
+					return false;
+				},
+				error: true
+			},
+			{
+				url: "/",
+				traditional: true,
+				data: {
+					"a": [ 1, 2, 3 ],
+					"b[]": [ "b1", "b2" ]
+				},
+				beforeSend: function( xhr, settings ) {
+					assert.equal( settings.url, "/?a=1&a=2&a=3&b%5B%5D=b1&b%5B%5D=b2", "Arrays" );
+					return false;
+				},
+				error: true
+			},
+			{
+				url: "/",
+				traditional: true,
+				data: {
+					"a": [ [ 1, 2 ], [ 3, 4 ], 5 ]
+				},
+				beforeSend: function( xhr, settings ) {
+					assert.equal( settings.url, "/?a=1%2C2&a=3%2C4&a=5", "Nested arrays" );
+					return false;
+				},
+				error: true
+			},
+			{
+				url: "/",
+				traditional: true,
+				data: {
+					"a": [ "w", [ [ "x", "y" ], "z" ] ]
+				},
+				cache: false,
+				beforeSend: function( xhr, settings ) {
+					var url = settings.url.replace( /\d{3,}/, "" );
+					assert.equal( url, "/?a=w&a=x%2Cy%2Cz&_=", "Cache-buster" );
+					return false;
+				},
+				error: true
+			}
+		];
+	} );
+
 	ajaxTest( "jQuery.ajax() - cross-domain detection", 8, function( assert ) {
 		function request( url, title, crossDomainOrOptions ) {
 			return jQuery.extend( {