#172 Add tests to 'changeTotalPages' method

Author: josecebe

jquery.twbsPagination.js

@@ -93,12 +93,13 @@
             }
             this.currentPage = page;
 
-            this.render(this.getPages(page));
+            var pages = this.getPages(page);
+            this.render(pages);
             this.setupEvents();
 
             this.$element.trigger('page', page);
 
-            return this;
+            return pages;
         },
 
         enable: function () {
@@ -243,7 +244,7 @@
 
         changeTotalPages: function(totalPages, currentPage) {
             this.options.totalPages = totalPages;
-            this.show(currentPage);
+            return this.show(currentPage);
         },
 
         makeHref: function (page) {

tests/test.js

@@ -418,4 +418,23 @@
         );
         $html.remove();
     });
+
+    QUnit.test("Test 'changeTotalPages' method", function (assert) {
+        destroyAndCreateWithOpts(pag1, {
+            totalPages: 6,
+            visiblePages: 5
+        });
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 30, 1), {currentPage: 1, numeric: [1, 2, 3, 4, 5]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 30, 2), {currentPage: 2, numeric: [1, 2, 3, 4, 5]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 30, 3), {currentPage: 3, numeric: [1, 2, 3, 4, 5]});
+
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 40, 4), {currentPage: 4, numeric: [2, 3, 4, 5, 6]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 40, 5), {currentPage: 5, numeric: [3, 4, 5, 6, 7]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 40, 20), {currentPage: 20, numeric: [18, 19, 20, 21, 22]});
+
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 50, 47), {currentPage: 47, numeric: [45, 46, 47, 48, 49]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 50, 48), {currentPage: 48, numeric: [46, 47, 48, 49, 50]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 50, 49), {currentPage: 49, numeric: [46, 47, 48, 49, 50]});
+        assert.deepEqual(pag1.twbsPagination('changeTotalPages', 50, 50), {currentPage: 50, numeric: [46, 47, 48, 49, 50]});
+    });
 })(window.jQuery);