[feat] add test unit for style html entity decode

Author: xxkl1

src/compiler/parse/utils/__test__.ts

@@ -298,6 +298,30 @@ describe('decode_character_references', () => {
 assert.equal(value, input);
 });
 
+it('escape character in attribute 1', () => {
+// doesn't decode '&rect' which isn't html entity
+const input = '<div style="background-image: url(https://url.com/path?lib=test&height=902&width=1500&rect=type1);"></div>';
+const expect = '<div style="background-image: url(https://url.com/path?lib=test&height=902&width=1500&rect=type1);"></div>';
+const value = decode_character_references(input);
+assert.equal(value, expect);
+});
+
+it('escape character in attribute 2', () => {
+// '&rect;' decode to ▭ which is html entity
+const input = '<div style="background-image: url(https://url.com/path?lib=test&height=902&width=1500&rect;=type1);"></div>';
+const expect = '<div style="background-image: url(https://url.com/path?lib=test&height=902&width=1500▭=type1);"></div>';
+const value = decode_character_references(input);
+assert.equal(value, expect);
+});
+
+it('escape character in attribute 3', () => {
+// '&amp' decode to & which is html entity
+const input = '<div style="background-image: url(https://url.com/path?lib=test&height=902&width=1500&amp=type1);"></div>';
+const expect = '<div style="background-image: url(https://url.com/path?lib=test&height=902&width=1500&=type1);"></div>';
+const value = decode_character_references(input);
+assert.equal(value, expect);
+});
+
 it('validate code 1', () => {
 // line feed becomes generic whitespace
 const input = '&#10;';