remove unsupported ?? operator

OpenZeppelin · Feb 19, 2021 · a679d75 · a679d75
1 parent 3a0323e
commit a679d75
Showing 1 changed file with 21 additions and 16 deletions.
diff --git a/test/token/ERC721/ERC721.behavior.js b/test/token/ERC721/ERC721.behavior.js
@@ -910,24 +910,29 @@ function shouldBehaveLikeERC721Metadata (errorPrefix, name, symbol, owner) {
         );
       });
 
-      it('base URI can be set', async function () {
-        this.token.setBaseURI ?? this.skip();
-        await this.token.setBaseURI(baseURI);
-        expect(await this.token.baseURI()).to.equal(baseURI);
-      });
+      describe('base URI', function () {
+        before(function () {
+          if (this.token.setBaseURI === undefined) {
+            this.skip();
+          }
+        });
 
-      it('base URI is added as a prefix to the token URI', async function () {
-        this.token.setBaseURI ?? this.skip();
-        await this.token.setBaseURI(baseURI);
-        expect(await this.token.tokenURI(firstTokenId)).to.be.equal(baseURI + firstTokenId.toString());
-      });
+        it('base URI can be set', async function () {
+          await this.token.setBaseURI(baseURI);
+          expect(await this.token.baseURI()).to.equal(baseURI);
+        });
 
-      it('token URI can be changed by changing the base URI', async function () {
-        this.token.setBaseURI ?? this.skip();
-        await this.token.setBaseURI(baseURI);
-        const newBaseURI = 'https://api.com/v2/';
-        await this.token.setBaseURI(newBaseURI);
-        expect(await this.token.tokenURI(firstTokenId)).to.be.equal(newBaseURI + firstTokenId.toString());
+        it('base URI is added as a prefix to the token URI', async function () {
+          await this.token.setBaseURI(baseURI);
+          expect(await this.token.tokenURI(firstTokenId)).to.be.equal(baseURI + firstTokenId.toString());
+        });
+
+        it('token URI can be changed by changing the base URI', async function () {
+          await this.token.setBaseURI(baseURI);
+          const newBaseURI = 'https://api.com/v2/';
+          await this.token.setBaseURI(newBaseURI);
+          expect(await this.token.tokenURI(firstTokenId)).to.be.equal(newBaseURI + firstTokenId.toString());
+        });
       });
     });
   });