Introduce framework for running basic tests for entities (#1344)

* Introduce framework for running basic tests for entities

* Add pipeline tests to CircleCI config

* Make pipeline tests more configurable and fix CircleCI config

* Add coverage dir to pipeline package

* Add basic tests for all exchange event entities

* Add tests for remaining entities

* Create separate test scripts in package.json and add new info to README

* Update db_setup.ts to revert migrations even if you are using docker

* Automatically pull the postgres image if needed

* Add comment about why NumberToBigIntTransformer is needed

1 files changed, 2 insertions, 2 deletions

diff --git a/packages/pipeline/src/entities/exchange_fill_event.ts b/packages/pipeline/src/entities/exchange_fill_event.ts
index aa082436b..bbf0abf58 100644
--- a/packages/pipeline/src/entities/exchange_fill_event.ts
+++ b/packages/pipeline/src/entities/exchange_fill_event.ts
@@ -2,7 +2,7 @@ import { BigNumber } from '@0x/utils';
 import { Column, Entity, PrimaryColumn } from 'typeorm';
 
 import { AssetType } from '../types';
-import { bigNumberTransformer } from '../utils';
+import { bigNumberTransformer, numberToBigIntTransformer } from '../utils';
 
 @Entity({ name: 'exchange_fill_events', schema: 'raw' })
 export class ExchangeFillEvent {
@@ -10,7 +10,7 @@ export class ExchangeFillEvent {
     public contractAddress!: string;
     @PrimaryColumn({ name: 'log_index' })
     public logIndex!: number;
-    @PrimaryColumn({ name: 'block_number' })
+    @PrimaryColumn({ name: 'block_number', transformer: numberToBigIntTransformer })
     public blockNumber!: number;
 
     @Column({ name: 'raw_data' })