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-rw-r--r--test/token_registry_wrapper_test.ts16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/token_registry_wrapper_test.ts b/test/token_registry_wrapper_test.ts
index da436161c..a3e5adf6c 100644
--- a/test/token_registry_wrapper_test.ts
+++ b/test/token_registry_wrapper_test.ts
@@ -38,4 +38,20 @@ describe('TokenRegistryWrapper', () => {
});
});
});
+ describe('#getTokenMetadataIfExistsAsync', () => {
+ it('should return the token added to the tokenRegistry during the migration', async () => {
+ const tokens = await zeroEx.tokenRegistry.getTokensAsync();
+ const aToken = tokens[0];
+
+ const token = await zeroEx.tokenRegistry.getTokenMetadataIfExistsAsync(aToken.address);
+ const schemaValidator = new SchemaValidator();
+ const validationResult = schemaValidator.validate(token, tokenSchema);
+ expect(validationResult.errors).to.have.lengthOf(0);
+ });
+ it('should return return undefined when passed a token address not in the tokenRegistry', async () => {
+ const unregisteredTokenAddress = '0x5409ED021D9299bf6814279A6A1411A7e866A631';
+ const tokenIfExists = await zeroEx.tokenRegistry.getTokenMetadataIfExistsAsync(unregisteredTokenAddress);
+ expect(tokenIfExists).to.be.undefined();
+ });
+ });
});