From f9a47d9a0af62aa29673ca14b1d9fd7e6119afaa Mon Sep 17 00:00:00 2001
From: Mateus Marquezini <mateusmarquezini01@gmail.com>
Date: Tue, 24 Mar 2020 09:38:06 -0300
Subject: [PATCH] Build and test only changed packages (#352)

* #285 build and test only changed packages

* changed since flag param

* fix build cause --since lerna flag

* fix build cause --since lerna flag

* removed checkout option

* fix build cause --since lerna flag

* fix build cause --since lerna flag

* fix build in progress

* fix build in progress

* removed --since flag for build executions

* removed --since flag for build executions

* changed action checkout step

* added new ref to the action checkout

* removed ref prop from the action checkout. Added new step to fetch branches to compare when using lerna --since

* changed --since param value

* added --since flag to the build and renamed the fetch step

* removed --since flag from build. Added new config to the checkout step workflow

* removed --since flag from yarn build. Added new config to the checkout step workflow

* removed --since flag from yarn build. Added new step to checkout branch master

* Added new step to checkout branch master
---
 .github/workflows/frontend.yml | 2 ++
 package.json                   | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/frontend.yml b/.github/workflows/frontend.yml
index 2842442bf9..527639abf1 100644
--- a/.github/workflows/frontend.yml
+++ b/.github/workflows/frontend.yml
@@ -14,6 +14,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v2
+      - name: fetch branch master
+        run: git fetch origin master
       - name: find location of yarn cache
         id: yarn-cache
         run: echo "::set-output name=dir::$(yarn cache dir)"
diff --git a/package.json b/package.json
index 75c1dd7474..7c6f997efb 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,7 @@
   "scripts": {
     "start": "yarn build && yarn workspace @spotify-backstage/app start",
     "build": "lerna run build",
-    "test": "cross-env CI=true lerna run test -- --coverage",
+    "test": "cross-env CI=true lerna run test --since origin/master -- --coverage",
     "create-plugin": "backstage-cli create-plugin",
     "lint": "lerna run lint",
     "storybook": "yarn workspace @spotify-backstage/core storybook",