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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe 'bin/ldiff' do
include CaptureSubprocessIO
let(:output_diff) { read_fixture }
let(:output_diff_c) { read_fixture('-c') }
let(:output_diff_e) { read_fixture('-e') }
let(:output_diff_f) { read_fixture('-f') }
let(:output_diff_u) { read_fixture('-u') }
let(:output_diff_chef) { read_fixture('-u', base: 'output.diff.chef') }
specify do
expect(run_ldiff('-u', left: 'old-chef', right: 'new-chef')).to eq(output_diff_chef)
end
specify do
expect(run_ldiff).to eq(output_diff)
end
specify do
expect(run_ldiff('-c')).to eq(output_diff_c)
end
specify do
expect(run_ldiff('-e')).to eq(output_diff_e)
end
specify do
expect(run_ldiff('-f')).to eq(output_diff_f)
end
specify do
expect(run_ldiff('-u')).to eq(output_diff_u)
end
def read_fixture(flag = nil, base: 'output.diff')
clean_data(IO.binread("spec/fixtures/ldiff/#{base}#{flag}"), flag)
end
def clean_data(data, flag)
data =
case flag
when '-c', '-u'
clean_output_timestamp(data)
else
data
end
data.gsub(/\r\n?/, "\n")
end
def clean_output_timestamp(data)
data.gsub(
%r{
^
[-+*]{3}
\s*
spec/fixtures/(\S+)
\s*
\d{4}-\d\d-\d\d
\s*
\d\d:\d\d:\d\d(?:\.\d+)
\s*
(?:[-+]\d{4}|Z)
}x,
'*** spec/fixtures/\1 0000-00-00 00:00:00.000000000 -0000'
)
end
def run_ldiff(flag = nil, left: 'aX', right: 'bXaX')
stdout, stderr = capture_subprocess_io do
system("ruby -Ilib bin/ldiff #{flag} spec/fixtures/#{left} spec/fixtures/#{right}")
end
expect(stderr).to be_empty
expect(stdout).not_to be_empty
clean_data(stdout, flag)
end
end
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