switch CI to github actions (#159)

Author: johnnychen94

.github/workflows/UnitTest.yml

@@ -0,0 +1,52 @@
+name: Unit test
+
+on:
+  create:
+    tags:
+  push:
+    branches:
+      - master
+  pull_request:
+  schedule:
+    - cron: '20 00 1 * *'
+
+jobs:
+  test:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        julia-version: ['1.0', '1', 'nightly']
+        os: [ubuntu-latest, windows-latest, macOS-latest]
+        julia-arch: [x64]
+        # only test one 32-bit job
+        include:
+          - os: ubuntu-latest
+            julia-version: '1'
+            julia-arch: x86
+
+    steps:
+      - uses: actions/[email protected]
+      - name: "Set up Julia"
+        uses: julia-actions/setup-julia@v1
+        with:
+          version: ${{ matrix.julia-version }}
+          arch: ${{ matrix.julia-arch }}
+
+      - name: Cache artifacts
+        uses: actions/cache@v1
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts 
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+      - name: "Unit Test"
+        uses: julia-actions/julia-runtest@master
+
+      - uses: julia-actions/julia-processcoverage@v1
+      - uses: codecov/codecov-action@v1
+        with:
+          file: lcov.info

.travis.yml

@@ -1,9 +1,10 @@
 # OffsetArrays.jl
 
-[![](https://img.shields.io/badge/docs-stable-blue.svg)](https://JuliaArrays.github.io/OffsetArrays.jl/stable)
-[![Build Status](https://travis-ci.org/JuliaArrays/OffsetArrays.jl.svg?branch=master)](https://travis-ci.org/JuliaArrays/OffsetArrays.jl)
-[![codecov.io](http://codecov.io/github/JuliaArrays/OffsetArrays.jl/coverage.svg?branch=master)](http://codecov.io/github/JuliaArrays/OffsetArrays.jl?branch=master)
-[![PkgEval][pkgeval-img]][pkgeval-url]
+[![][action-img]][action-url]
+[![][pkgeval-img]][pkgeval-url]
+[![][codecov-img]][codecov-url]
+[![][docs-stable-img]][docs-stable-url]
+[![][docs-dev-img]][docs-dev-url]
 
 
 OffsetArrays provides Julia users with arrays that have arbitrary
@@ -43,5 +44,18 @@ julia> OA[-1,0], OA[1,4]
 (1.0, 15.0)
 ```
 
+<!-- badges -->
+
 [pkgeval-img]: https://juliaci.github.io/NanosoldierReports/pkgeval_badges/O/OffsetArrays.svg
 [pkgeval-url]: https://juliaci.github.io/NanosoldierReports/pkgeval_badges/report.html
+
+[action-img]: https://github.com/JuliaArrays/OffsetArrays.jl/workflows/Unit%20test/badge.svg
+[action-url]: https://github.com/JuliaArrays/OffsetArrays.jl/actions
+
+[codecov-img]: https://codecov.io/github/JuliaArrays/OffsetArrays.jl/coverage.svg?branch=master
+[codecov-url]: https://codecov.io/gh/JuliaArrays/OffsetArrays.jl
+
+[docs-stable-img]: https://img.shields.io/badge/docs-stable-blue.svg
+[docs-stable-url]: https://juliaarrays.github.io/OffsetArrays.jl/stable/
+[docs-dev-img]: https://img.shields.io/badge/docs-dev-blue.svg
+[docs-dev-url]: https://juliaarrays.github.io/OffsetArrays.jl/dev/