refactor unit test for tags/unless

test/tags/unless.js

@@ -6,23 +6,28 @@ chai.use(require("chai-as-promised"));
 describe('tags/unless', function() {
     var liquid = Liquid();
 
-    it('should support unless 1', function() {
+    it('should render else when predicate yields true', function() {
         var src = '{% unless 1 %}yes{%else%}no{%endunless%}';
         return expect(liquid.parseAndRender(src))
             .to.eventually.equal('no');
     });
-    it('should support unless 2', function() {
+    it('should render unless when predicate yields false', function() {
+        var src = '{% unless 0 %}yes{%else%}no{%endunless%}';
+        return expect(liquid.parseAndRender(src))
+            .to.eventually.equal('yes');
+    });
+    it('should reject when tag not closed', function() {
         var src = '{% unless 1>2 %}yes';
         return expect(liquid.parseAndRender(src))
             .to.be.rejectedWith(/tag {% unless 1>2 %} not closed/);
     });
-    it('should support unless 3', function() {
+    it('should render unless when predicate yields false and else undefined', function() {
         var src = '{% unless 1>2 %}yes{%endunless%}';
         return expect(liquid.parseAndRender(src))
             .to.eventually.equal('yes');
     });
-    it('should support unless 4', function() {
+    it('should render "" when predicate yields false and else undefined', function() {
-        var src = '{% unless true %}{%endunless%}';
+        var src = '{% unless 1<2 %}yes{%endunless%}';
         return expect(liquid.parseAndRender(src))
             .to.eventually.equal('');
     });