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first_parameter_indentation_spec.rb
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first_parameter_indentation_spec.rb
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# frozen_string_literal: true
RSpec.describe RuboCop::Cop::Layout::FirstParameterIndentation, :config do
let(:config) do
supported_styles = {
'SupportedStyles' => %w[consistent align_parentheses]
}
RuboCop::Config.new('Layout/FirstParameterIndentation' =>
cop_config.merge(supported_styles).merge(
'IndentationWidth' => cop_indent
),
'Layout/IndentationWidth' => { 'Width' => 2 })
end
let(:cop_indent) { nil } # use indent from Layout/IndentationWidth
context 'consistent style' do
let(:cop_config) { { 'EnforcedStyle' => 'consistent' } }
context 'no paren method defs' do
it 'ignores' do
expect_no_offenses(<<~RUBY)
def abc foo, bar, baz
foo
end
RUBY
end
it 'ignores with hash args' do
expect_no_offenses(<<~RUBY)
def abc foo: 1, bar: 3, baz: 3
foo
end
RUBY
end
end
context 'single line method defs' do
it 'ignores' do
expect_no_offenses(<<~RUBY)
def abc(foo, bar, baz)
foo
end
RUBY
end
it 'ignores with hash args' do
expect_no_offenses(<<~RUBY)
def abc(foo: 1, bar: 3, baz: 3)
foo
end
RUBY
end
end
context 'valid indentation on multi-line defs' do
it 'accepts correctly indented first element' do
expect_no_offenses(<<~RUBY)
def abc(
foo,
bar,
baz
)
foo
end
RUBY
end
it 'accepts correctly indented first element hash' do
expect_no_offenses(<<~RUBY)
def abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
context 'valid indentation on static multi-line defs' do
it 'accepts correctly indented first element' do
expect_no_offenses(<<~RUBY)
def self.abc(
foo,
bar,
baz
)
foo
end
RUBY
end
it 'accepts correctly indented first element hash' do
expect_no_offenses(<<~RUBY)
def self.abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
context 'invalid indentation on multi-line defs' do
context 'normal arguments' do
it 'registers an offense and corrects incorrectly indented ' \
'first element' do
expect_offense(<<~RUBY)
def abc(
foo,
^^^ Use 2 spaces for indentation in method args, relative to the start of the line where the left parenthesis is.
bar,
baz
)
foo
end
RUBY
expect_correction(<<~RUBY)
def abc(
foo,
bar,
baz
)
foo
end
RUBY
end
end
context 'hash arguments' do
it 'registers an offense and corrects incorrectly indented ' \
'first element' do
expect_offense(<<~RUBY)
def abc(
foo: 1,
^^^^^^ Use 2 spaces for indentation in method args, relative to the start of the line where the left parenthesis is.
bar: 3,
baz: 3
)
foo
end
RUBY
expect_correction(<<~RUBY)
def abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
context 'hash arguments static method def' do
it 'registers an offense and corrects incorrectly indented ' \
'first element' do
expect_offense(<<~RUBY)
def self.abc(
foo: 1,
^^^^^^ Use 2 spaces for indentation in method args, relative to the start of the line where the left parenthesis is.
bar: 3,
baz: 3
)
foo
end
RUBY
expect_correction(<<~RUBY)
def self.abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
end
end
context 'align_parentheses style' do
let(:cop_config) { { 'EnforcedStyle' => 'align_parentheses' } }
context 'no paren method defs' do
it 'ignores' do
expect_no_offenses(<<~RUBY)
def abc foo, bar, baz
foo
end
RUBY
end
it 'ignores with hash args' do
expect_no_offenses(<<~RUBY)
def abc foo: 1, bar: 3, baz: 3
foo
end
RUBY
end
end
context 'single line method defs' do
it 'ignores' do
expect_no_offenses(<<~RUBY)
def abc(foo, bar, baz)
foo
end
RUBY
end
it 'ignores with hash args' do
expect_no_offenses(<<~RUBY)
def abc(foo: 1, bar: 3, baz: 3)
foo
end
RUBY
end
end
context 'valid indentation on multi-line defs' do
it 'accepts correctly indented first element' do
expect_no_offenses(<<~RUBY)
def abc(
foo,
bar,
baz
)
foo
end
RUBY
end
it 'accepts correctly indented first element hash' do
expect_no_offenses(<<~RUBY)
def abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
context 'invalid indentation on multi-line defs' do
context 'normal arguments' do
it 'registers an offense and corrects incorrectly indented ' \
'first element' do
expect_offense(<<~RUBY)
def abc(
foo,
^^^ Use 2 spaces for indentation in method args, relative to the position of the opening parenthesis.
bar,
baz
)
foo
end
RUBY
expect_correction(<<~RUBY)
def abc(
foo,
bar,
baz
)
foo
end
RUBY
end
end
context 'hash arguments' do
it 'registers an offense and corrects incorrectly indented ' \
'first element' do
expect_offense(<<~RUBY)
def abc(
foo: 1,
^^^^^^ Use 2 spaces for indentation in method args, relative to the position of the opening parenthesis.
bar: 3,
baz: 3
)
foo
end
RUBY
expect_correction(<<~RUBY)
def abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
context 'hash arguments static def' do
it 'registers an offense and corrects incorrectly indented ' \
'first element' do
expect_offense(<<~RUBY)
def self.abc(
foo: 1,
^^^^^^ Use 2 spaces for indentation in method args, relative to the position of the opening parenthesis.
bar: 3,
baz: 3
)
foo
end
RUBY
expect_correction(<<~RUBY)
def self.abc(
foo: 1,
bar: 3,
baz: 3
)
foo
end
RUBY
end
end
end
end
end