diff --git a/test/integration/register-filters/custom.ts b/test/integration/liquid/register-filters.ts
similarity index 91%
rename from test/integration/register-filters/custom.ts
rename to test/integration/liquid/register-filters.ts
index 1472e5cde6..a7b6be01a2 100644
--- a/test/integration/register-filters/custom.ts
+++ b/test/integration/liquid/register-filters.ts
@@ -1,6 +1,6 @@
 import { test, liquid } from '../../stub/render'
 
-describe('registerFilter', function () {
+describe('liquid#registerFilter()', function () {
   describe('object arguments', function () {
     liquid.registerFilter('obj_test', function () {
       return JSON.stringify(arguments)
diff --git a/test/unit/template/value.ts b/test/unit/template/value.ts
index 6f93be3ba3..2753dff797 100644
--- a/test/unit/template/value.ts
+++ b/test/unit/template/value.ts
@@ -25,6 +25,12 @@ describe('Value', function () {
       expect(tpl.filters.length).to.equal(1)
       expect(tpl.filters[0].args).to.eql([])
     })
+    it('should parse "foo,foo | add"', function () {
+      const tpl = new Value('foo,foo | add', false)
+      expect(tpl.initial).to.equal('foo')
+      expect(tpl.filters.length).to.equal(1)
+      expect(tpl.filters[0].args).to.eql([])
+    })
     it('should parse "foo | add: 3, false"', function () {
       const tpl = new Value('foo | add: 3, "foo"', false)
       expect(tpl.initial).to.equal('foo')