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#! /usr/bin/env ruby -S rspec
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require 'spec_helper'
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require 'tempfile'
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provider_class = Puppet::Type.type(:file_line).provider(:ruby)
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describe provider_class do
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context "when adding" do
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let :tmpfile do
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tmp = Tempfile.new('tmp')
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path = tmp.path
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tmp.close!
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path
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end
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let :resource do
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Puppet::Type::File_line.new(
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{:name => 'foo', :path => tmpfile, :line => 'foo'}
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)
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end
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let :provider do
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provider_class.new(resource)
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end
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it 'should detect if the line exists in the file' do
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File.open(tmpfile, 'w') do |fh|
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fh.write('foo')
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end
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expect(provider.exists?).to be_truthy
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end
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it 'should detect if the line does not exist in the file' do
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File.open(tmpfile, 'w') do |fh|
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fh.write('foo1')
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end
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expect(provider.exists?).to be_nil
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end
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it 'should append to an existing file when creating' do
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provider.create
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expect(File.read(tmpfile).chomp).to eq('foo')
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end
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end
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context "when matching" do
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before :each do
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# TODO: these should be ported over to use the PuppetLabs spec_helper
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# file fixtures once the following pull request has been merged:
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# https://github.com/puppetlabs/puppetlabs-stdlib/pull/73/files
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tmp = Tempfile.new('tmp')
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@tmpfile = tmp.path
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tmp.close!
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@resource = Puppet::Type::File_line.new(
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{
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:name => 'foo',
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:path => @tmpfile,
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:line => 'foo = bar',
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:match => '^foo\s*=.*$',
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}
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)
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@provider = provider_class.new(@resource)
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end
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describe 'using match' do
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it 'should raise an error if more than one line matches, and should not have modified the file' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo=blah\nfoo2\nfoo=baz")
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end
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expect(@provider.exists?).to be_nil
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expect { @provider.create }.to raise_error(Puppet::Error, /More than one line.*matches/)
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expect(File.read(@tmpfile)).to eql("foo1\nfoo=blah\nfoo2\nfoo=baz")
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end
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it 'should replace all lines that matches' do
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@resource = Puppet::Type::File_line.new(
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{
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:name => 'foo',
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:path => @tmpfile,
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:line => 'foo = bar',
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:match => '^foo\s*=.*$',
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:multiple => true
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}
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)
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@provider = provider_class.new(@resource)
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo=blah\nfoo2\nfoo=baz")
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end
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expect(@provider.exists?).to be_nil
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@provider.create
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expect(File.read(@tmpfile).chomp).to eql("foo1\nfoo = bar\nfoo2\nfoo = bar")
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end
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it 'should raise an error with invalid values' do
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expect {
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@resource = Puppet::Type::File_line.new(
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{
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:name => 'foo',
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:path => @tmpfile,
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:line => 'foo = bar',
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:match => '^foo\s*=.*$',
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:multiple => 'asgadga'
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}
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)
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}.to raise_error(Puppet::Error, /Invalid value "asgadga"\. Valid values are true, false\./)
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end
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it 'should replace a line that matches' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo=blah\nfoo2")
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end
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expect(@provider.exists?).to be_nil
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@provider.create
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expect(File.read(@tmpfile).chomp).to eql("foo1\nfoo = bar\nfoo2")
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end
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it 'should add a new line if no lines match' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo2")
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end
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expect(@provider.exists?).to be_nil
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@provider.create
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expect(File.read(@tmpfile)).to eql("foo1\nfoo2\nfoo = bar\n")
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end
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it 'should do nothing if the exact line already exists' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo = bar\nfoo2")
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end
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expect(@provider.exists?).to be_truthy
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@provider.create
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expect(File.read(@tmpfile).chomp).to eql("foo1\nfoo = bar\nfoo2")
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end
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end
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describe 'using after' do
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let :resource do
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Puppet::Type::File_line.new(
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{
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:name => 'foo',
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:path => @tmpfile,
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:line => 'inserted = line',
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:after => '^foo1',
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}
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)
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end
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let :provider do
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provider_class.new(resource)
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end
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context 'with one line matching the after expression' do
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before :each do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo = blah\nfoo2\nfoo = baz")
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end
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end
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it 'inserts the specified line after the line matching the "after" expression' do
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provider.create
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expect(File.read(@tmpfile).chomp).to eql("foo1\ninserted = line\nfoo = blah\nfoo2\nfoo = baz")
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end
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end
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context 'with two lines matching the after expression' do
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before :each do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo = blah\nfoo2\nfoo1\nfoo = baz")
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end
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end
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it 'errors out stating "One or no line must match the pattern"' do
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expect { provider.create }.to raise_error(Puppet::Error, /One or no line must match the pattern/)
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end
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end
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context 'with no lines matching the after expression' do
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let :content do
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"foo3\nfoo = blah\nfoo2\nfoo = baz\n"
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end
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before :each do
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File.open(@tmpfile, 'w') do |fh|
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fh.write(content)
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end
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end
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it 'appends the specified line to the file' do
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provider.create
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expect(File.read(@tmpfile)).to eq(content << resource[:line] << "\n")
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end
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end
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end
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end
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context "when removing" do
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before :each do
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# TODO: these should be ported over to use the PuppetLabs spec_helper
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# file fixtures once the following pull request has been merged:
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# https://github.com/puppetlabs/puppetlabs-stdlib/pull/73/files
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tmp = Tempfile.new('tmp')
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@tmpfile = tmp.path
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tmp.close!
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@resource = Puppet::Type::File_line.new(
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{:name => 'foo', :path => @tmpfile, :line => 'foo', :ensure => 'absent' }
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)
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@provider = provider_class.new(@resource)
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end
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it 'should remove the line if it exists' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo\nfoo2")
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end
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@provider.destroy
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expect(File.read(@tmpfile)).to eql("foo1\nfoo2")
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end
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it 'should remove the line without touching the last new line' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo\nfoo2\n")
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end
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@provider.destroy
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expect(File.read(@tmpfile)).to eql("foo1\nfoo2\n")
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end
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it 'should remove any occurence of the line' do
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File.open(@tmpfile, 'w') do |fh|
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fh.write("foo1\nfoo\nfoo2\nfoo\nfoo")
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end
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@provider.destroy
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expect(File.read(@tmpfile)).to eql("foo1\nfoo2\n")
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end
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end
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end
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