test: Add testing for FileCopyMethod #241

	# This package only works fully with GopherJS as of 2c06401a, which is not yet
	# released, thus we're pulling in `master`. Once GopherJS 1.18 is released with
	# this support, we can depend on a proper tag.
	name: GopherJS

	on:
	push:
	branches: [ main, develop ]
	pull_request:
	branches: [ main, develop ]

	jobs:

	build:
	name: Build
	runs-on: ${{ matrix.os }}
	strategy:
	matrix:
	os: [ubuntu-latest]
	# Check supported Go version https://github.com/gopherjs/gopherjs/blob/master/compiler/version_check.go#L17-L18
	go: [1.19]
	steps:

	- name: Set up Go
	uses: actions/setup-go@v4
	with:
	go-version: ${{ matrix.go }}
	id: go

	- name: Install GopherJS
	run: \|
	mkdir -p $(go env GOPATH)/src/github.com/gopherjs;
	cd $(go env GOPATH)/src/github.com/gopherjs;
	git clone --depth 1 --branch master https://github.com/gopherjs/gopherjs.git;
	cd gopherjs;
	go install;
	npm install source-map-support;
	cd $(go env GOPATH)/src/github.com/gopherjs/gopherjs/node-syscall/;
	npm install --global node-gyp;
	node-gyp rebuild;
	mkdir -p ~/.node_libraries/;
	cp build/Release/syscall.node ~/.node_libraries/syscall.node

	- name: Check out code into the Go module directory
	uses: actions/checkout@v3

	- name: Get dependencies
	run: go get -v -t -d ./...

	- name: Test
	run: $(go env GOPATH)/bin/gopherjs test -v

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