Migrate CI to GitHub Actions, test on Linux

.github/workflows/danger.yml

@@ -0,0 +1,22 @@
+# This is a basic workflow to help you get started with Actions
+
+name: Danger
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the master branch
+on:
+  pull_request:
+    branches: [master]
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  danger-lint:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Danger Swift
+        uses: maxdesiatov/danger-swift@swiftlint-docker
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/swift.yml

@@ -0,0 +1,30 @@
+name: Build and test
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+jobs:
+  macos_build:
+    runs-on: macos-10.15
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build
+        shell: bash
+        run: |
+          set -x
+          ./test.sh
+          ./codecov.sh
+
+  linux_build:
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Test on Ubuntu with Swift 5.2
+        uses: Didstopia/SwiftAction@v1.0.2
+        with:
+          swift-action: test --enable-test-discovery

.vscode/tasks.json

@@ -0,0 +1,17 @@
+{
+  // See https://go.microsoft.com/fwlink/?LinkId=733558
+  // for the documentation about the tasks.json format
+  "version": "2.0.0",
+  "tasks": [
+    {
+      "label": "swift build",
+      "type": "shell",
+      "command": "swift build"
+    },
+    {
+      "label": "swift test",
+      "type": "shell",
+      "command": "swift test"
+    }
+  ]
+}

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.1
+// swift-tools-version:5.2
 // The swift-tools-version declares the minimum version of Swift required to
 // build this package.
 

Tests/LinuxMain.swift

@@ -1,7 +0,0 @@
-import XCTest
-
-import TokamakTests
-
-var tests = [XCTestCaseEntry]()
-tests += TokamakTests.allTests()
-XCTMain(tests)

azure-pipelines.yml

@@ -1,19 +0,0 @@
-trigger:
-  - master
-
-jobs:
-  - job: lint
-    pool:
-      vmImage: "macOS-10.15"
-    steps:
-      - bash: ./lint.sh
-
-  - job: test
-    pool:
-      vmImage: "macOS-10.15"
-    steps:
-      - bash: ./test.sh
-      - bash: ./codecov.sh
-        env:
-          CODECOV_TOKEN: $(codecovToken)
-        condition: succeeded()

codecov.sh

@@ -1,6 +1,5 @@
 #!/bin/bash
 
-set -e 
+set -ex
-set -o pipefail
 
-bash <(curl -s https://codecov.io/bash)
+bash <(curl -s https://codecov.io/bash)

lint.sh

@@ -1,9 +0,0 @@
-#!/bin/bash
-
-set -ex
-
-brew update
-brew install swiftformat swiftlint
-
-swiftformat --lint --verbose .
-swiftlint

test.sh

@@ -2,4 +2,7 @@
 
 set -ex
 
-swift test
+swift test --enable-code-coverage
+xcrun llvm-cov show \
+  .build/debug/TokamakPackageTests.xctest/Contents/MacOS/TokamakPackageTests \
+  -instr-profile=.build/debug/codecov/default.profdata > coverage.txt