/
indentation_consistency_spec.rb
850 lines (744 loc) · 17.9 KB
/
indentation_consistency_spec.rb
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# frozen_string_literal: true
RSpec.describe RuboCop::Cop::Layout::IndentationConsistency, :config do
let(:cop_config) { { 'EnforcedStyle' => 'normal' } }
context 'with top-level code' do
it 'accepts an empty expression string interpolation' do
expect_no_offenses(<<~'RUBY')
"#{}"
RUBY
end
it 'accepts when using access modifier at the top level' do
expect_no_offenses(<<~'RUBY')
public
def foo
end
RUBY
end
it 'registers and corrects an offense when using access modifier and dedented method definition ' \
'at the top level' do
expect_offense(<<~'RUBY')
public
def foo
^^^^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~'RUBY')
public
def foo
end
RUBY
end
end
context 'with if statement' do
it 'registers an offense and corrects bad indentation in an if body' do
expect_offense(<<~RUBY)
if cond
func
func
^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
if cond
func
func
end
RUBY
end
it 'registers an offense and corrects bad indentation in an else body' do
expect_offense(<<~RUBY)
if cond
func1
else
func2
func2
^^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
if cond
func1
else
func2
func2
end
RUBY
end
it 'registers an offense and corrects bad indentation in an elsif body' do
expect_offense(<<~RUBY)
if a1
b1
elsif a2
b2
b3
^^ Inconsistent indentation detected.
else
c
end
RUBY
expect_correction(<<~RUBY)
if a1
b1
elsif a2
b2
b3
else
c
end
RUBY
end
it 'accepts a one line if statement' do
expect_no_offenses('if cond then func1 else func2 end')
end
it 'accepts a correctly aligned if/elsif/else/end' do
expect_no_offenses(<<~RUBY)
if a1
b1
elsif a2
b2
else
c
end
RUBY
end
it 'accepts if/elsif/else/end laid out as a table' do
expect_no_offenses(<<~RUBY)
if @io == $stdout then str << "$stdout"
elsif @io == $stdin then str << "$stdin"
elsif @io == $stderr then str << "$stderr"
else str << @io.class.to_s
end
RUBY
end
it 'accepts if/then/else/end laid out as another table' do
expect_no_offenses(<<~RUBY)
if File.exist?('config.save')
then ConfigTable.load
else ConfigTable.new
end
RUBY
end
it 'accepts if/elsif/else/end with fullwidth characters' do
expect_no_offenses(<<~RUBY)
p 'Ruby', if a then b
c
end
RUBY
end
it 'accepts an empty if' do
expect_no_offenses(<<~RUBY)
if a
else
end
RUBY
end
it 'accepts an if in assignment with end aligned with variable' do
expect_no_offenses(<<~RUBY)
var = if a
0
end
@var = if a
0
end
$var = if a
0
end
var ||= if a
0
end
var &&= if a
0
end
var -= if a
0
end
VAR = if a
0
end
RUBY
end
it 'accepts an if/else in assignment with end aligned with variable' do
expect_no_offenses(<<~RUBY)
var = if a
0
else
1
end
RUBY
end
it 'accepts an if/else in assignment with end aligned with variable ' \
'and chaining after the end' do
expect_no_offenses(<<~RUBY)
var = if a
0
else
1
end.abc.join("")
RUBY
end
it 'accepts an if/else in assignment with end aligned with variable ' \
'and chaining with a block after the end' do
expect_no_offenses(<<~RUBY)
var = if a
0
else
1
end.abc.tap {}
RUBY
end
it 'accepts an if in assignment with end aligned with if' do
expect_no_offenses(<<~RUBY)
var = if a
0
end
RUBY
end
it 'accepts an if/else in assignment with end aligned with if' do
expect_no_offenses(<<~RUBY)
var = if a
0
else
1
end
RUBY
end
it 'accepts an if/else in assignment on next line with end aligned ' \
'with if' do
expect_no_offenses(<<~RUBY)
var =
if a
0
else
1
end
RUBY
end
it 'accepts an if/else branches with rescue clauses' do
# Because of how the rescue clauses come out of Parser, these are
# special and need to be tested.
expect_no_offenses(<<~RUBY)
if a
a rescue nil
else
a rescue nil
end
RUBY
end
end
context 'with unless' do
it 'registers an offense and corrects bad indentation in an unless body' do
expect_offense(<<~RUBY)
unless cond
func
func
^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
unless cond
func
func
end
RUBY
end
it 'accepts an empty unless' do
expect_no_offenses(<<~RUBY)
unless a
else
end
RUBY
end
end
context 'with case' do
it 'registers an offense and corrects bad indentation ' \
'in a case/when body' do
expect_offense(<<~RUBY)
case a
when b
c
d
^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
case a
when b
c
d
end
RUBY
end
it 'registers an offense and corrects bad indentation ' \
'in a case/else body' do
expect_offense(<<~RUBY)
case a
when b
c
when d
e
else
f
g
^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
case a
when b
c
when d
e
else
f
g
end
RUBY
end
it 'accepts correctly indented case/when/else' do
expect_no_offenses(<<~RUBY)
case a
when b
c
c
when d
else
f
end
RUBY
end
it 'accepts case/when/else laid out as a table' do
expect_no_offenses(<<~RUBY)
case sexp.loc.keyword.source
when 'if' then cond, body, _else = *sexp
when 'unless' then cond, _else, body = *sexp
else cond, body = *sexp
end
RUBY
end
it 'accepts case/when/else with then beginning a line' do
expect_no_offenses(<<~RUBY)
case sexp.loc.keyword.source
when 'if'
then cond, body, _else = *sexp
end
RUBY
end
it 'accepts indented when/else plus indented body' do
# "Indent when as deep as case" is the job of another cop.
expect_no_offenses(<<~RUBY)
case code_type
when 'ruby', 'sql', 'plain'
code_type
when 'erb'
'ruby; html-script: true'
when "html"
'xml'
else
'plain'
end
RUBY
end
end
context 'with while/until' do
it 'registers an offense and corrects bad indentation in a while body' do
expect_offense(<<~RUBY)
while cond
func
func
^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
while cond
func
func
end
RUBY
end
it 'registers an offense and corrects bad indentation in begin/end/while' do
expect_offense(<<~RUBY)
something = begin
func1
func2
^^^^^ Inconsistent indentation detected.
end while cond
RUBY
expect_correction(<<~RUBY)
something = begin
func1
func2
end while cond
RUBY
end
it 'registers an offense and corrects bad indentation in an until body' do
expect_offense(<<~RUBY)
until cond
func
func
^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
until cond
func
func
end
RUBY
end
it 'accepts an empty while' do
expect_no_offenses(<<~RUBY)
while a
end
RUBY
end
end
context 'with for' do
it 'registers an offense and corrects bad indentation in a for body' do
expect_offense(<<~RUBY)
for var in 1..10
func
func
^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
for var in 1..10
func
func
end
RUBY
end
it 'accepts an empty for' do
expect_no_offenses(<<~RUBY)
for var in 1..10
end
RUBY
end
end
context 'with def/defs' do
it 'registers an offense and corrects bad indentation in a def body' do
expect_offense(<<~RUBY)
def test
func1
func2
^^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
def test
func1
func2
end
RUBY
end
it 'registers an offense and corrects bad indentation in a defs body' do
expect_offense(<<~RUBY)
def self.test
func
func
^^^^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
def self.test
func
func
end
RUBY
end
it 'accepts an empty def body' do
expect_no_offenses(<<~RUBY)
def test
end
RUBY
end
it 'accepts an empty defs body' do
expect_no_offenses(<<~RUBY)
def self.test
end
RUBY
end
end
context 'with class' do
context 'with indented_internal_methods style configured' do
let(:cop_config) { { 'EnforcedStyle' => 'indented_internal_methods' } }
it 'accepts different indentation in different visibility sections' do
expect_no_offenses(<<~RUBY)
class Cat
def meow
puts('Meow!')
end
protected
def can_we_be_friends?(another_cat)
# some logic
end
def related_to?(another_cat)
# some logic
end
private
# Here we go back an indentation level again. This is a
# violation of the indented_internal_methods style,
# but it's not for this cop to report.
# Layout/IndentationWidth will handle it.
def meow_at_3am?
rand < 0.8
end
# As long as the indentation of this method is
# consistent with that of the last one, we're fine.
def meow_at_4am?
rand < 0.8
end
end
RUBY
end
it 'accepts different indentation in different visibility sections when using `Struct.new`' do
expect_no_offenses(<<~RUBY)
Foo = Struct.new(:foo) do
def meow
puts('Meow!')
end
protected
def can_we_be_friends?(another_cat)
# some logic
end
def related_to?(another_cat)
# some logic
end
private
# Here we go back an indentation level again. This is a
# violation of the indented_internal_methods style,
# but it's not for this cop to report.
# Layout/IndentationWidth will handle it.
def meow_at_3am?
rand < 0.8
end
# As long as the indentation of this method is
# consistent with that of the last one, we're fine.
def meow_at_4am?
rand < 0.8
end
end
RUBY
end
end
context 'with normal style configured' do
it 'registers an offense and corrects bad indentation in a class body' do
expect_offense(<<~RUBY)
class Test
def func1
end
def func2
^^^^^^^^^ Inconsistent indentation detected.
end
end
RUBY
expect_correction(<<~RUBY)
class Test
def func1
end
def func2
end
end
RUBY
end
it 'accepts an empty class body' do
expect_no_offenses(<<~RUBY)
class Test
end
RUBY
end
it 'accepts indented public, protected, and private' do
expect_no_offenses(<<~RUBY)
class Test
public
def e
end
protected
def f
end
private
def g
end
end
RUBY
end
it 'registers an offense and corrects bad indentation ' \
'in def but not for outdented public, protected, and private' do
expect_offense(<<~RUBY)
class Test
public
def e
end
protected
def f
end
private
def g
^^^^^ Inconsistent indentation detected.
end
end
RUBY
expect_correction(<<~RUBY)
class Test
public
def e
end
protected
def f
end
private
def g
end
end
RUBY
end
end
end
context 'with module' do
it 'registers an offense and corrects bad indentation in a module body' do
expect_offense(<<~RUBY)
module Test
def func1
end
def func2
^^^^^^^^^ Inconsistent indentation detected.
end
end
RUBY
expect_correction(<<~RUBY)
module Test
def func1
end
def func2
end
end
RUBY
end
it 'accepts an empty module body' do
expect_no_offenses(<<~RUBY)
module Test
end
RUBY
end
it 'registers an offense and corrects bad indentation of private methods' do
expect_offense(<<~RUBY)
module Test
def pub
end
private
def priv
^^^^^^^^ Inconsistent indentation detected.
end
end
RUBY
expect_correction(<<~RUBY)
module Test
def pub
end
private
def priv
end
end
RUBY
end
context 'even when there are no public methods' do
it 'registers an offense and corrects bad indentation ' \
'of private methods' do
expect_offense(<<~RUBY)
module Test
private
def priv
^^^^^^^^ Inconsistent indentation detected.
end
end
RUBY
expect_correction(<<~RUBY)
module Test
private
def priv
end
end
RUBY
end
end
end
context 'with block' do
it 'registers an offense and correct bad indentation in a do/end body' do
expect_offense(<<~RUBY)
a = func do
b
c
^ Inconsistent indentation detected.
end
RUBY
expect_correction(<<~RUBY)
a = func do
b
c
end
RUBY
end
it 'registers an offense and corrects bad indentation in a {} body' do
expect_offense(<<~RUBY)
func {
b
c
^ Inconsistent indentation detected.
}
RUBY
expect_correction(<<~RUBY)
func {
b
c
}
RUBY
end
it 'accepts a correctly indented block body' do
expect_no_offenses(<<~RUBY)
a = func do
b
c
end
RUBY
end
it 'accepts an empty block body' do
expect_no_offenses(<<~RUBY)
a = func do
end
RUBY
end
it 'does not auto-correct an offense within another offense' do # rubocop:disable InternalAffairs/ExampleDescription
expect_offense(<<~RUBY)
require 'spec_helper'
describe ArticlesController do
render_views
describe "GET 'index'" do
^^^^^^^^^^^^^^^^^^^^^^^^^ Inconsistent indentation detected.
it "returns success" do
end
describe "admin user" do
^^^^^^^^^^^^^^^^^^^^^^^^ Inconsistent indentation detected.
before(:each) do
end
end
end
end
RUBY
# The offense on line 4 is corrected, affecting lines 4 to 11.
expect_correction(<<~RUBY, loop: false)
require 'spec_helper'
describe ArticlesController do
render_views
describe "GET 'index'" do
it "returns success" do
end
describe "admin user" do
before(:each) do
end
end
end
end
RUBY
end
end
end