1 files changed, 0 insertions, 79 deletions
diff --git a/packages/contracts/src/utils/assertions.ts b/packages/contracts/src/utils/assertions.ts
deleted file mode 100644
index e702a3200..000000000
--- a/packages/contracts/src/utils/assertions.ts
+++ /dev/null
@@ -1,79 +0,0 @@
-import { RevertReason } from '@0xproject/types';
-import * as chai from 'chai';
-import * as _ from 'lodash';
-
-import { constants } from './constants';
-
-const expect = chai.expect;
-
-function _expectEitherErrorAsync<T>(p: Promise<T>, error1: string, error2: string): PromiseLike<void> {
-    return expect(p)
-        .to.be.rejected()
-        .then(e => {
-            expect(e).to.satisfy(
-                (err: Error) => _.includes(err.message, error1) || _.includes(err.message, error2),
-                `expected promise to reject with error message that includes "${error1}" or "${error2}", but got: ` +
-                    `"${e.message}"\n`,
-            );
-        });
-}
-
-/**
- * Rejects if the given Promise does not reject with an error indicating
- * insufficient funds.
- * @param p the Promise which is expected to reject
- * @returns a new Promise which will reject if the conditions are not met and
- * otherwise resolve with no value.
- */
-export function expectInsufficientFundsAsync<T>(p: Promise<T>): PromiseLike<void> {
-    return _expectEitherErrorAsync(p, 'insufficient funds', "sender doesn't have enough funds");
-}
-
-/**
- * Rejects if the given Promise does not reject with a "revert" error or the
- * given otherError.
- * @param p the Promise which is expected to reject
- * @param otherError the other error which is accepted as a valid reject error.
- * @returns a new Promise which will reject if the conditions are not met and
- * otherwise resolve with no value.
- */
-export function expectRevertOrOtherErrorAsync<T>(p: Promise<T>, otherError: string): PromiseLike<void> {
-    return _expectEitherErrorAsync(p, constants.REVERT, otherError);
-}
-
-/**
- * Rejects if the given Promise does not reject with a "revert" or "always
- * failing transaction" error.
- * @param p the Promise which is expected to reject
- * @returns a new Promise which will reject if the conditions are not met and
- * otherwise resolve with no value.
- */
-export function expectRevertOrAlwaysFailingTransactionAsync<T>(p: Promise<T>): PromiseLike<void> {
-    return expectRevertOrOtherErrorAsync(p, 'always failing transaction');
-}
-
-/**
- * Rejects if the given Promise does not reject with the given revert reason or "always
- * failing transaction" error.
- * @param p the Promise which is expected to reject
- * @param reason a specific revert reason
- * @returns a new Promise which will reject if the conditions are not met and
- * otherwise resolve with no value.
- */
-export function expectRevertReasonOrAlwaysFailingTransactionAsync<T>(
-    p: Promise<T>,
-    reason: RevertReason,
-): PromiseLike<void> {
-    return _expectEitherErrorAsync(p, 'always failing transaction', reason);
-}
-
-/**
- * Rejects if the given Promise does not reject with a "revert" or "Contract
- * call failed" error.
- * @param p the Promise which is expected to reject
- * @returns a new Promise which will reject if the conditions are not met and
- * otherwise resolve with no value.
- */
-export function expectRevertOrContractCallFailedAsync<T>(p: Promise<T>): PromiseLike<void> {
-    return expectRevertOrOtherErrorAsync<T>(p, 'Contract call failed');
-}