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Contents
# frozen_string_literal: true
require "test_helper"
require "statsd/instrument/rubocop"
module Rubocop
class MetricReturnValueTest < Minitest::Test
include RubocopHelper
def setup
@cop = RuboCop::Cop::StatsD::MetricReturnValue.new
end
def test_ok_for_non_metric_method
assert_no_offenses("backend = StatsD.backend")
end
def test_ok_as_naked_statement
assert_no_offenses("StatsD.increment('foo')")
assert_no_offenses("StatsD.measure('foo') { foo }")
end
def test_ok_as_multiple_statement
assert_no_offenses(<<~RUBY)
StatsD.increment 'foo'
StatsD.increment 'bar'
RUBY
end
def test_ok_inside_block
assert_no_offenses(<<~RUBY)
block do
StatsD.measure
end
RUBY
end
def test_ok_when_passing_a_block_as_param
assert_no_offenses("block_result = StatsD.measure('foo', &block)")
end
def test_ok_when_passing_a_curly_braces_block
assert_no_offenses("block_result = StatsD.measure('foo') { measure_me }")
end
def test_ok_when_passing_do_end_block
assert_no_offenses(<<~RUBY)
block_result = StatsD.measure('foo') do
return_something_useful
end
RUBY
end
def test_offense_in_assignment
assert_offense("metric = StatsD.increment('foo')")
end
def test_offense_in_multi_assignment
assert_offense("foo, metric = bar, StatsD.increment('foo')")
end
def test_offense_in_hash
assert_offense("{ metric: StatsD.increment('foo') }")
end
def test_offense_in_method_call
assert_offense("process(StatsD.increment('foo'))")
end
def test_offense_when_returning
assert_offense("return StatsD.increment('foo')")
end
def test_offense_when_yielding
assert_offense("yield StatsD.increment('foo')")
end
end
end
Version data entries
32 entries across 32 versions & 1 rubygems