chmod 777 .bin/go
env PATH=${WORK}/.bin${:}${PATH}

# Check incorrect go install
env GO_VERSION=''
! garble build
stderr 'Can''t get Go version'

[short] stop

# Check invalid devel format
env GO_VERSION='go version devel someinvalidversion'
! garble build
stderr 'Can''t recognize devel build timestamp'

# Check invalid devel date
env GO_VERSION='go version devel +afb5fca Sun Sep 99 99:99:99 9999 +0000 linux/amd64'
! garble build
stderr 'Can''t recognize devel build timestamp: parsing time'

# Check invalid old devel version
env GO_VERSION='go version devel +afb5fca Sun Aug 07 00:00:00 2020 +0000 linux/amd64'
! garble build
stderr 'You use the old unstable'

# Check invalid new devel version
env GO_VERSION='go version devel +afb5fca Sun Sep 13 07:54:42 2020 +0000 linux/amd64'
! garble build
! stderr 'You use the old unstable'

# Check old version
env GO_VERSION='go version go1.14 windows/amd64'
! garble build
stderr 'Outdated Go version'

# Check supported version
env GO_VERSION='go version go1.15.2 windows/amd64'
! garble build
! stderr 'Outdated Go version'

-- main.go --
package main

-- .bin/go --
#!/bin/sh

[ -z "$GO_VERSION" ] && exit 1 || echo "$GO_VERSION"

-- .bin/go.bat --
@echo off
IF DEFINED GO_VERSION (echo %GO_VERSION%) ELSE (exit 1)