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

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