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, 5 insertions, 2 deletions

diff --git a/packages/pipeline/src/entities/block.ts b/packages/pipeline/src/entities/block.ts
index f2efc6390..398946622 100644
--- a/packages/pipeline/src/entities/block.ts
+++ b/packages/pipeline/src/entities/block.ts
@@ -1,10 +1,13 @@
 import { Column, Entity, PrimaryColumn } from 'typeorm';
 
+import { numberToBigIntTransformer } from '../utils';
+
 @Entity({ name: 'blocks', schema: 'raw' })
 export class Block {
     @PrimaryColumn() public hash!: string;
-    @PrimaryColumn() public number!: number;
+    @PrimaryColumn({ transformer: numberToBigIntTransformer })
+    public number!: number;
 
-    @Column({ name: 'timestamp' })
+    @Column({ name: 'timestamp', transformer: numberToBigIntTransformer })
     public timestamp!: number;
 }