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require 'spec_helper'
require 'puppet/util/diff'
require 'puppet/util/execution'
describe Puppet::Util::Diff do
let(:baz_output) { Puppet::Util::Execution::ProcessOutput.new('baz', 0) }
describe ".diff" do
it "should execute the diff command with arguments" do
Puppet[:diff] = 'foo'
Puppet[:diff_args] = 'bar'
expect(Puppet::Util::Execution).to receive(:execute)
.with(['foo', 'bar', 'a', 'b'], {:failonfail => false, :combine => false})
.and_return(baz_output)
expect(subject.diff('a', 'b')).to eq('baz')
end
it "should execute the diff command with multiple arguments" do
Puppet[:diff] = 'foo'
Puppet[:diff_args] = 'bar qux'
expect(Puppet::Util::Execution).to receive(:execute)
.with(['foo', 'bar', 'qux', 'a', 'b'], anything)
.and_return(baz_output)
expect(subject.diff('a', 'b')).to eq('baz')
end
it "should omit diff arguments if none are specified" do
Puppet[:diff] = 'foo'
Puppet[:diff_args] = ''
expect(Puppet::Util::Execution).to receive(:execute)
.with(['foo', 'a', 'b'], {:failonfail => false, :combine => false})
.and_return(baz_output)
expect(subject.diff('a', 'b')).to eq('baz')
end
it "should return empty string if the diff command is empty" do
Puppet[:diff] = ''
expect(Puppet::Util::Execution).not_to receive(:execute)
expect(subject.diff('a', 'b')).to eq('')
end
end
end
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