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Contents
# encoding: utf-8
require 'spec_helper'
describe RuboCop::Cop::Style::SpecialGlobalVars do
subject(:cop) { described_class.new }
it 'registers an offense for $:' do
inspect_source(cop, ['puts $:'])
expect(cop.offenses.size).to eq(1)
expect(cop.messages)
.to eq(['Prefer `$LOAD_PATH` over `$:`.'])
end
it 'registers an offense for $"' do
inspect_source(cop, ['puts $"'])
expect(cop.offenses.size).to eq(1)
expect(cop.messages)
.to eq(['Prefer `$LOADED_FEATURES` over `$"`.'])
end
it 'registers an offense for $0' do
inspect_source(cop, ['puts $0'])
expect(cop.offenses.size).to eq(1)
expect(cop.messages)
.to eq(['Prefer `$PROGRAM_NAME` over `$0`.'])
end
it 'registers an offense for $$' do
inspect_source(cop, ['puts $$'])
expect(cop.offenses.size).to eq(1)
expect(cop.messages)
.to eq(['Prefer `$PROCESS_ID` or `$PID` from the English ' \
'library over `$$`.'])
end
it 'is clear about variables from the English library vs those not' do
inspect_source(cop, ['puts $*'])
expect(cop.messages)
.to eq(['Prefer `$ARGV` from the English library, or `ARGV` over `$*`.'])
end
it 'does not register an offense for backrefs like $1' do
inspect_source(cop, ['puts $1'])
expect(cop.offenses).to be_empty
end
it 'auto-corrects $: to $LOAD_PATH' do
new_source = autocorrect_source(cop, '$:')
expect(new_source).to eq('$LOAD_PATH')
end
it 'auto-corrects $/ to $INPUT_RECORD_SEPARATOR' do
new_source = autocorrect_source(cop, '$/')
expect(new_source).to eq('$INPUT_RECORD_SEPARATOR')
end
end
Version data entries
10 entries across 10 versions & 2 rubygems