From 404c73d205a72ae583201955a1c373478f981366 Mon Sep 17 00:00:00 2001
From: cgewecke <christophergewecke@gmail.com>
Date: Sun, 24 Nov 2019 12:31:34 -0800
Subject: [PATCH] Add simple E2E for Buidler (#438)

---
 .circleci/config.yml    | 10 ++++++++++
 package.json            |  3 +--
 scripts/run-buidler.sh  | 37 +++++++++++++++++++++++++++++++++++++
 scripts/run-metacoin.sh |  7 +++++++
 truffle-plugin.json     |  2 +-
 5 files changed, 56 insertions(+), 3 deletions(-)
 create mode 100755 scripts/run-buidler.sh

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 6148459..ec2d2fb 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -73,6 +73,15 @@ jobs:
           name: MetaCoin E2E
           command: |
             ./scripts/run-metacoin.sh
+  e2e-buidler:
+    machine: true
+    steps:
+      - checkout
+      - <<: *step_install_nvm
+      - run:
+          name: Buidler E2E
+          command: |
+            ./scripts/run-buidler.sh
 workflows:
   version: 2
   build:
@@ -80,6 +89,7 @@ workflows:
       - unit-test
       - e2e-zeppelin
       - e2e-metacoin
+      - e2e-buidler
   # TODO: re-enable.
   # At the moment we're using forks so this is pointless
   #nightly:
diff --git a/package.json b/package.json
index 3d63469..065270f 100644
--- a/package.json
+++ b/package.json
@@ -2,8 +2,7 @@
   "name": "solidity-coverage",
   "version": "0.7.0-beta.2",
   "description": "",
-  "main": "index.js",
-  "buidler": "dist/buidler.coverage.js",
+  "main": "dist/buidler.plugin.js",
   "bin": {
     "solidity-coverage": "./dist/bin.js"
   },
diff --git a/scripts/run-buidler.sh b/scripts/run-buidler.sh
new file mode 100755
index 0000000..bc7dd3f
--- /dev/null
+++ b/scripts/run-buidler.sh
@@ -0,0 +1,37 @@
+#!/usr/bin/env bash
+#
+# E2E CI: installs PR candidate on sc-forks/buidler-e2e (a simple example,
+# similar to Metacoin) and runs coverage
+#
+
+set -o errexit
+
+# Get rid of any caches
+sudo rm -rf node_modules
+echo "NVM CURRENT >>>>>" && nvm current
+
+# Use PR env variables (for forks) or fallback on local if PR not available
+SED_REGEX="s/git@github.com:/https:\/\/github.com\//"
+
+if [[ -v CIRCLE_PR_REPONAME ]]; then
+  PR_PATH="https://github.com/$CIRCLE_PR_USERNAME/$CIRCLE_PR_REPONAME#$CIRCLE_SHA1"
+else
+  PR_PATH=$(echo "$CIRCLE_REPOSITORY_URL#$CIRCLE_SHA1" | sudo sed "$SED_REGEX")
+fi
+
+echo "PR_PATH >>>>> $PR_PATH"
+
+# Install buidler e2e test
+git clone https://github.com/sc-forks/buidler-e2e.git
+cd buidler-e2e
+npm install
+
+# Install and run solidity-coverage @ PR
+npm install --save-dev $PR_PATH
+npx buidler coverage
+
+# Test that coverage/ was generated
+if [ ! -d "coverage" ]; then
+  echo "ERROR: no coverage folder was created."
+  exit 1
+fi
diff --git a/scripts/run-metacoin.sh b/scripts/run-metacoin.sh
index 29debd0..9185445 100755
--- a/scripts/run-metacoin.sh
+++ b/scripts/run-metacoin.sh
@@ -39,3 +39,10 @@ cat truffle-config.js
 npm init --yes
 yarn add $PR_PATH --dev
 npx truffle run coverage
+
+# Test that coverage/ was generated
+if [ ! -d "coverage" ]; then
+  echo "ERROR: no coverage folder was created."
+  exit 1
+fi
+
diff --git a/truffle-plugin.json b/truffle-plugin.json
index 2e545e1..31df017 100644
--- a/truffle-plugin.json
+++ b/truffle-plugin.json
@@ -1,5 +1,5 @@
 {
   "commands": {
-    "coverage": "dist/truffle.plugin.js"
+    "coverage": "truffle.plugin.js"
   }
 }