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require_relative '../helper'
class MethodNameCheckTest < Test::Unit::TestCase
include DidYouMean::TestHelper
class User
def friends; end
def first_name; end
def descendants; end
def call_incorrect_private_method
raiae NoMethodError
end
def raise_no_method_error
self.firstname
rescue NoMethodError => e
raise e, e.message, e.backtrace
end
protected
def the_protected_method; end
private
def friend; end
def the_private_method; end
class << self
def load; end
end
end
module UserModule
def from_module; end
end
def setup
@user = User.new.extend(UserModule)
end
def test_corrections_include_instance_method
error = assert_raise(NoMethodError){ @user.flrst_name }
assert_correction :first_name, error.corrections
assert_match "Did you mean? first_name", get_message(error)
end
def test_corrections_include_private_method
error = assert_raise(NoMethodError){ @user.friend }
assert_correction :friends, error.corrections
assert_match "Did you mean? friends", get_message(error)
end
def test_corrections_include_method_from_module
error = assert_raise(NoMethodError){ @user.fr0m_module }
assert_correction :from_module, error.corrections
assert_match "Did you mean? from_module", get_message(error)
end
def test_corrections_include_class_method
error = assert_raise(NoMethodError){ User.l0ad }
assert_correction :load, error.corrections
assert_match "Did you mean? load", get_message(error)
end
def test_private_methods_should_not_be_suggested
error = assert_raise(NoMethodError){ User.new.the_protected_method }
refute_includes error.corrections, :the_protected_method
error = assert_raise(NoMethodError){ User.new.the_private_method }
refute_includes error.corrections, :the_private_method
end
def test_corrections_when_private_method_is_called_with_args
error = assert_raise(NoMethodError){ @user.call_incorrect_private_method }
assert_correction :raise, error.corrections
assert_match "Did you mean? raise", get_message(error)
end
def test_exclude_methods_on_nil
error = assert_raise(NoMethodError){ nil.map }
assert_empty error.corrections
end
def test_does_not_exclude_custom_methods_on_nil
def nil.empty?
end
error = assert_raise(NoMethodError){ nil.empty }
assert_correction :empty?, error.corrections
ensure
NilClass.class_eval { undef empty? }
end
def test_does_not_append_suggestions_twice
error = assert_raise NoMethodError do
begin
@user.firstname
rescue NoMethodError => e
raise e, e.message, e.backtrace
end
end
assert_equal 1, get_message(error).scan(/Did you mean/).count
end
def test_does_not_append_suggestions_three_times
error = assert_raise NoMethodError do
begin
@user.raise_no_method_error
rescue NoMethodError => e
raise e, e.message, e.backtrace
end
end
assert_equal 1, get_message(error).scan(/Did you mean/).count
end
def test_suggests_corrections_on_nested_error
error = assert_raise NoMethodError do
begin
@user.firstname
rescue NoMethodError
@user.firstname
end
end
assert_equal 1, get_message(error).scan(/Did you mean/).count
end
def test_suggests_yield
error = assert_raise(NoMethodError) { yeild(1) }
assert_correction :yield, error.corrections
assert_match "Did you mean? yield", get_message(error)
end
def test_does_not_suggest_yield
error = assert_raise(NoMethodError) { 1.yeild }
assert_correction [], error.corrections
assert_not_match(/Did you mean\? +yield/, get_message(error))
end if RUBY_ENGINE != "jruby"
end
|
