1 files changed, 18 insertions, 0 deletions
diff --git a/packages/order-watcher/test/utils/migrate.ts b/packages/order-watcher/test/utils/migrate.ts
new file mode 100644
index 000000000..53319a383
--- /dev/null
+++ b/packages/order-watcher/test/utils/migrate.ts
@@ -0,0 +1,18 @@
+import { ContractAddresses } from '@0xproject/contract-addresses';
+import { devConstants } from '@0xproject/dev-utils';
+import { runMigrationsOnceAsync } from '@0xproject/migrations';
+
+import { provider } from './web3_wrapper';
+
+/**
+ * Configures and runs the migrations exactly once. Any subsequent times this is
+ * called, it returns the cached addresses.
+ * @returns The addresses of contracts that were deployed during the migrations.
+ */
+export async function migrateOnceAsync(): Promise<ContractAddresses> {
+    const txDefaults = {
+        gas: devConstants.GAS_LIMIT,
+        from: devConstants.TESTRPC_FIRST_ADDRESS,
+    };
+    return runMigrationsOnceAsync(provider, txDefaults);
+}