1 files changed, 30 insertions, 0 deletions
diff --git a/tests/unit/dialog/deprecated.js b/tests/unit/dialog/deprecated.js
new file mode 100644
index 000000000..1f7087c57
--- /dev/null
+++ b/tests/unit/dialog/deprecated.js
@@ -0,0 +1,30 @@
+define( [
+	"jquery",
+	"ui/dialog"
+], function( $ ) {
+
+module( "dialog (deprecated): options" );
+
+test( "dialogClass", function( assert ) {
+	expect( 5 );
+
+	var element = $( "<div>" ).dialog(),
+		widget = element.dialog( "widget" );
+	assert.lacksClasses( widget, "foo", "dialogClass not specified. class not added" );
+	element.remove();
+
+	element = $( "<div>" ).dialog({ dialogClass: "foo" });
+	widget = element.dialog( "widget" );
+	assert.hasClasses( widget, "foo", "dialogClass in init, foo class added" );
+	element.dialog( "option", "dialogClass", "foobar" );
+	assert.lacksClasses( widget, "foo", "dialogClass changed, previous one was removed" );
+	assert.hasClasses( widget, "foobar", "dialogClass changed, new one was added" );
+	element.remove();
+
+	element = $( "<div>" ).dialog({ dialogClass: "foo bar" });
+	widget = element.dialog( "widget" );
+	assert.hasClasses( widget, "foo bar", "dialogClass in init, two classes." );
+	element.remove();
+});
+
+} );