allow NFTs with 0 id (#169)

leapdao · Jan 17, 2020 · e4cb95e · e4cb95e
1 parent 48453d2
commit e4cb95e
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/lib/output.js b/lib/output.js
@@ -44,7 +44,7 @@ export default class Output {
         this.data = data;
       }
     }
-    if (lessThan(this.value, BigInt(1))) {
+    if (!this.isNFT() && !this.isNST() && lessThan(this.value, BigInt(1))) {
       throw new Error('Output value is < 1');
     }
     if (this.color < 0 || this.color > MAX_COLOR) {

diff --git a/lib/output.spec.js b/lib/output.spec.js
@@ -51,6 +51,10 @@ describe('Output', () => {
       expect(() => (new Output({ address: ADDR, value: 0, color: 1337 }))).to.throw();
     });
 
+    it('from json, should not disalow 0 for NFT', () => {
+      verifyOutput(new Output({ address: ADDR, value: 0, color: ERC721color }), BigInt(0), ERC721color, ADDR);
+    });
+
     it('from json (NFT)', () => {
       const output = new Output({ address: ADDR, value: longTokenId, color: ERC721color });
       verifyOutput(output, BigInt(longTokenId), ERC721color, ADDR);