From 67f960ba67084f180326e055e13faaef2f028a35 Mon Sep 17 00:00:00 2001
From: Mike McQuaid <mike@mikemcquaid.com>
Date: Mon, 19 Aug 2019 08:48:05 +0100
Subject: [PATCH] GitHub Actions CI

Try to setup GitHub Actions CI.
---
 .github/workflows/tests.yml          | 38 ++++++++++++++++++++++++++++
 Dockerfile.yml                       | 16 +++++++++---
 Library/Homebrew/test/spec_helper.rb |  5 ----
 azure-pipelines.yml                  | 23 -----------------
 4 files changed, 50 insertions(+), 32 deletions(-)
 create mode 100644 .github/workflows/tests.yml

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 0000000000..f95ac9fc08
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,38 @@
+name: GitHub Actions CI
+on:
+  push:
+    branches: master
+  pull_request: []
+jobs:
+  tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macOS-latest]
+    steps:
+    - name: Set up Git repository
+      uses: actions/checkout@master
+
+    - name: Set up Homebrew
+      run: |
+        HOMEBREW_REPOSITORY="$(brew --repo)"
+        mv "$HOMEBREW_REPOSITORY/Library/Taps" "$PWD/Library"
+        sudo rm -rf "$HOMEBREW_REPOSITORY"
+        sudo ln -s "$PWD" "$HOMEBREW_REPOSITORY"
+        brew update-reset Library/Taps/homebrew/homebrew-core
+      if: matrix.os == 'macOS-latest'
+
+    - name: Build Docker image
+      run: docker-compose -f Dockerfile.yml build sut
+      if: matrix.os == 'ubuntu-latest'
+
+    - name: Run brew test-bot
+      run: |
+        if [ "$RUNNER_OS" = "Linux" ]; then
+          docker-compose -f Dockerfile.yml run --rm -v $GITHUB_WORKSPACE:/tmp/test-bot sut
+        else
+          brew test-bot
+        fi
+      env:
+        HOMEBREW_COVERALLS_REPO_TOKEN: ${{ secrets.HOMEBREW_COVERALLS_REPO_TOKEN }}
+        HOMEBREW_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/Dockerfile.yml b/Dockerfile.yml
index e672123b73..b147f7c74b 100644
--- a/Dockerfile.yml
+++ b/Dockerfile.yml
@@ -4,16 +4,24 @@ sut:
     - sh
     - -xc
     - |
-      sudo -E -u linuxbrew /home/linuxbrew/.linuxbrew/bin/brew test-bot
+      /home/linuxbrew/.linuxbrew/bin/brew test-bot
       status=$$?
-      cp brew-test-bot.xml /tmp/test-bot/
       exit $$status
   environment:
-    - HOME=/home/linuxbrew
+    # GitHub Actions
+    - GITHUB_ACTIONS
+    - GITHUB_BASE_REF
+    - GITHUB_EVENT_NAME
+    - GITHUB_REF
+    - GITHUB_REPOSITORY
+    - GITHUB_SHA
+    - HEAD_GITHUB_REF
+    # Azure Pipelines
     - BUILD_REASON
     - BUILD_REPOSITORY_URI
     - BUILD_SOURCEVERSION
-    - HOMEBREW_GITHUB_API_TOKEN
     - SYSTEM_PULLREQUEST_PULLREQUESTNUMBER
     - SYSTEM_PULLREQUEST_TARGETBRANCH
     - TF_BUILD
+    # GitHub API
+    - HOMEBREW_GITHUB_API_TOKEN
diff --git a/Library/Homebrew/test/spec_helper.rb b/Library/Homebrew/test/spec_helper.rb
index 8388cfc9e3..1ded62cb16 100644
--- a/Library/Homebrew/test/spec_helper.rb
+++ b/Library/Homebrew/test/spec_helper.rb
@@ -27,11 +27,6 @@ if ENV["HOMEBREW_TESTS_COVERAGE"]
     ENV["COVERALLS_REPO_TOKEN"] = ENV["HOMEBREW_COVERALLS_REPO_TOKEN"]
   end
 
-  if ENV["HOMEBREW_AZURE_PIPELINES"]
-    require "simplecov-cobertura"
-    formatters << SimpleCov::Formatter::CoberturaFormatter
-  end
-
   SimpleCov.formatters = SimpleCov::Formatter::MultiFormatter.new(formatters)
 end
 
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 30bbdd14f3..c7c4eb9c76 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -15,22 +15,6 @@ jobs:
       displayName: Run brew test-bot
       env:
         HOMEBREW_GITHUB_API_TOKEN: $(github.publicApiToken)
-        HOMEBREW_COVERALLS_REPO_TOKEN: $(coveralls.homebrewBrewApiToken)
-
-    - task: PublishTestResults@2
-      displayName: Publish test-bot test results
-      condition: succeededOrFailed()
-      inputs:
-        testRunner: JUnit
-        testResultsFiles: brew-test-bot.xml
-
-    - task: PublishCodeCoverageResults@1
-      displayName: Publish brew tests code coverage
-      inputs:
-        codeCoverageTool: Cobertura
-        summaryFileLocation: $(Build.SourcesDirectory)/coverage/coverage.xml
-        reportDirectory: $(Build.SourcesDirectory)/coverage
-        failIfCoverageEmpty: true
 
 - job: Linux
   pool:
@@ -43,10 +27,3 @@ jobs:
       displayName: Run brew test-bot
       env:
         HOMEBREW_GITHUB_API_TOKEN: $(github.publicApiToken)
-
-    - task: PublishTestResults@2
-      displayName: Publish test-bot test results
-      condition: succeededOrFailed()
-      inputs:
-        testRunner: JUnit
-        testResultsFiles: $(Build.ArtifactStagingDirectory)/brew-test-bot.xml