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#!/usr/bin/env rspec
require 'spec_helper'
describe Puppet::Util::Execution do
include Puppet::Util::Execution
describe "#withenv" do
before :each do
@original_path = ENV["PATH"]
@new_env = {:PATH => "/some/bogus/path"}
end
it "should change environment variables within the block then reset environment variables to their original values" do
withenv @new_env do
ENV["PATH"].should == "/some/bogus/path"
end
ENV["PATH"].should == @original_path
end
it "should reset environment variables to their original values even if the block fails" do
begin
withenv @new_env do
ENV["PATH"].should == "/some/bogus/path"
raise "This is a failure"
end
rescue
end
ENV["PATH"].should == @original_path
end
it "should reset environment variables even when they are set twice" do
# Setting Path & Environment parameters in Exec type can cause weirdness
@new_env["PATH"] = "/someother/bogus/path"
withenv @new_env do
# When assigning duplicate keys, can't guarantee order of evaluation
ENV["PATH"].should =~ /\/some.*\/bogus\/path/
end
ENV["PATH"].should == @original_path
end
it "should remove any new environment variables after the block ends" do
@new_env[:FOO] = "bar"
withenv @new_env do
ENV["FOO"].should == "bar"
end
ENV["FOO"].should == nil
end
end
end
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