Revert to original environment after each cucumber test

Some test manipulate the env so we need to revert to the original
one after each scenario.

cucumber/_authenticators_common/features/support/hooks.rb

@@ -29,4 +29,17 @@
  # share this code, and to it the api way (probably)
  creds.password = 'SEcret12!!!!'
  creds.save(raise_on_save_failure: true)
+
+ # Save env to revert to it after the test
+ @env = {}
+ ENV.each do |key, value|
+ @env[key] = value
+ end
+end
+
+After do
+ # Revert to original env
+ @env.each do |key, value|
+ ENV[key] = value
+ end
 end

cucumber/api/features/support/hooks.rb

@@ -26,10 +26,21 @@
  Account.find_or_create_accounts_resource
  admin_role = Role.create(role_id: "cucumber:user:admin")
  Credentials.new(role: admin_role).save(raise_on_save_failure: true)
+
+ # Save env to revert to it after the test
+ @env = {}
+ ENV.each do |key, value|
+ @env[key] = value
+ end
 end
 
 After do
  FileUtils.remove_dir('cuke_export') if Dir.exists?('cuke_export')
+
+ # Revert to original env
+ @env.each do |key, value|
+ ENV[key] = value
+ end
 end
 
 Before("@logged-in") do

cucumber/authenticators/features/support/hooks.rb

@@ -24,4 +24,17 @@
  # this code, and to it the api way (probably)
  creds.password = 'SEcret12!!!!'
  creds.save(raise_on_save_failure: true)
+
+ # Save env to revert to it after the test
+ @env = {}
+ ENV.each do |key, value|
+ @env[key] = value
+ end
+end
+
+After do
+ # Revert to original env
+ @env.each do |key, value|
+ ENV[key] = value
+ end
 end

cucumber/policy/features/support/hooks.rb

@@ -37,4 +37,17 @@
  # this code, and to it the api way (probably)
  creds.password = 'SEcret12!!!!'
  creds.save(raise_on_save_failure: true)
+
+ # Save env to revert to it after the test
+ @env = {}
+ ENV.each do |key, value|
+ @env[key] = value
+ end
+end
+
+After do
+ # Revert to original env
+ @env.each do |key, value|
+ ENV[key] = value
+ end
 end