Tests

Add Unicode chars mode: "goawk -c" or Config.Chars=true #307

	name: Tests

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]

	jobs:
	build-linux:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	go: ['1.23', '1.22', '1.21', '1.20', '1.19', '1.18']

	name: Go ${{ matrix.go }} on Linux

	steps:
	- uses: actions/checkout@v2

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go }}

	- name: Build and Test
	run: \|
	gawk --version
	go test -race ./...

	build-linux-386:
	runs-on: ubuntu-latest

	strategy:
	fail-fast: false
	matrix:
	go: ['1.23']

	name: Go ${{ matrix.go }} on Linux 386

	steps:
	- uses: actions/checkout@v2

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go }}

	- name: Build and Test
	run: \|
	gawk --version
	GOARCH=386 go test ./...

	build-windows:
	runs-on: windows-latest

	strategy:
	fail-fast: false
	matrix:
	go: ['1.23', '1.18']

	name: Go ${{ matrix.go }} on Windows

	steps:
	- uses: actions/checkout@v2

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go }}

	- name: Install Gawk
	run: choco install gawk

	- name: Build and Test
	run: \|
	gawk --version
	go test -race ./...

	build-macos:
	runs-on: macos-latest

	strategy:
	fail-fast: false
	matrix:
	go: ['1.23', '1.18']

	name: Go ${{ matrix.go }} on macOS

	steps:
	- uses: actions/checkout@v2

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: ${{ matrix.go }}

	- name: Install Gawk
	run: brew install gawk

	- name: Build and Test
	run: \|
	gawk --version
	export MallocNanoZone=0 # Fix SIGABRT with -race on macOS: https://github.com/golang/go/issues/49138
	go test -race ./...

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