Improve expectRevert message on wrong reason. (#43)

OpenZeppelin · May 17, 2019 · 34868ca · 34868ca
1 parent 8c13195
commit 34868ca
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/expectRevert.js b/src/expectRevert.js
@@ -1,14 +1,15 @@
 const { web3 } = require('./setup');
 
-const { expect } = require('chai');
 const colors = require('ansi-colors');
 const semver = require('semver');
 
 async function expectException (promise, expectedError) {
   try {
     await promise;
   } catch (error) {
-    expect(error.message).to.include(expectedError, `Wrong failure type, expected '${expectedError}'`);
+    if (error.message.indexOf(expectedError) === -1) {
+      throw Error(`Wrong failure type, expected '${expectedError}' and got '${error.message}'`);
+    }
     return;
   }