Add package tests (#13853)

tests/package_test

@@ -0,0 +1,58 @@
+#!/usr/bin/env ruby
+
+require_relative '../lib/const'
+require_relative '../lib/color'
+require_relative '../lib/package'
+require_relative '../lib/package_utils'
+
+# Add >LOCAL< lib to LOAD_PATH so that packages can be loaded
+$LOAD_PATH.unshift File.join(CREW_LIB_PATH, 'lib')
+
+def check_package(pkg, verbose: false)
+  puts "Checking #{pkg.name} package ...".yellow if verbose
+  unless PackageUtils.installed?(pkg.name)
+    puts "Package #{pkg.name} is not installed.".lightred
+    puts "Package tests for #{pkg.name} failed.".lightred
+    return 1
+  end
+  if File.exist? "#{CREW_LIB_PATH}/tests/package/#{pkg.name[0]}/#{pkg.name}"
+    stdout = `#{CREW_LIB_PATH}/tests/package/#{pkg.name[0]}/#{pkg.name} 2> /tmp/errout`
+    errout = `cat /tmp/errout`.chomp
+  else
+    stdout = ''
+    errout = "Package tests for #{pkg.name} do not exist. :(".lightred
+  end
+  print stdout
+  # Check if the tests passed.
+  if errout.empty?
+    puts "Package tests for #{pkg.name} passed.".lightgreen if verbose
+    return 0
+  else
+    puts errout
+    puts "Package tests for #{pkg.name} failed.".lightred
+    return 1
+  end
+end
+
+if ARGV[0]
+  ARGV.each do |name|
+    if File.file?(File.join(CREW_PACKAGES_PATH, "#{name}.rb"))
+      test_result = check_package(Package.load_package(File.join(CREW_PACKAGES_PATH, "#{name}.rb")), verbose: true)
+      exit(1) if test_result.positive?
+    else
+      puts "Package #{name} not found.".lightred
+    end
+  end
+else
+  failed_packages = 0
+  Dir["#{CREW_PACKAGES_PATH}/*.rb"].each do |filename|
+    failed_packages += check_package(Package.load_package(filename))
+  end
+
+  if failed_packages.positive?
+    puts "\n#{failed_packages} packages failed package tests.".lightred
+    exit(1)
+  else
+    puts "\nAll packages passed package tests.".lightgreen
+  end
+end