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require 'abstract_unit'
class Deprecatee
def initialize
@request = ActiveSupport::Deprecation::DeprecatedInstanceVariableProxy.new(self, :request)
@_request = 'there we go'
end
def request; @_request end
def old_request; @request end
def partially(foo = nil)
ActiveSupport::Deprecation.warn('calling with foo=nil is out', caller) if foo.nil?
end
def not() 2 end
def none() 1 end
def one(a) a end
def multi(a,b,c) [a,b,c] end
deprecate :none, :one, :multi
def a; end
def b; end
def c; end
def d; end
def e; end
deprecate :a, :b, :c => :e, :d => "you now need to do something extra for this one"
def f=(v); end
deprecate :f=
module B
C = 1
end
A = ActiveSupport::Deprecation::DeprecatedConstantProxy.new('Deprecatee::A', 'Deprecatee::B::C')
end
class DeprecationTest < ActiveSupport::TestCase
def setup
# Track the last warning.
@old_behavior = ActiveSupport::Deprecation.behavior
@last_message = nil
ActiveSupport::Deprecation.behavior = Proc.new { |message| @last_message = message }
@dtc = Deprecatee.new
end
def teardown
ActiveSupport::Deprecation.behavior = @old_behavior
end
def test_inline_deprecation_warning
assert_deprecated(/foo=nil/) do
@dtc.partially
end
end
def test_undeprecated
assert_not_deprecated do
assert_equal 2, @dtc.not
end
end
def test_deprecate_class_method
assert_deprecated(/none is deprecated/) do
assert_equal 1, @dtc.none
end
assert_deprecated(/one is deprecated/) do
assert_equal 1, @dtc.one(1)
end
assert_deprecated(/multi is deprecated/) do
assert_equal [1,2,3], @dtc.multi(1,2,3)
end
end
def test_nil_behavior_is_ignored
ActiveSupport::Deprecation.behavior = nil
assert_deprecated(/foo=nil/) { @dtc.partially }
end
def test_several_behaviors
@a, @b = nil, nil
ActiveSupport::Deprecation.behavior = [
Proc.new { |msg, callstack| @a = msg },
Proc.new { |msg, callstack| @b = msg }
]
@dtc.partially
assert_match(/foo=nil/, @a)
assert_match(/foo=nil/, @b)
end
def test_deprecated_instance_variable_proxy
assert_not_deprecated { @dtc.request.size }
assert_deprecated('@request.size') { assert_equal @dtc.request.size, @dtc.old_request.size }
assert_deprecated('@request.to_s') { assert_equal @dtc.request.to_s, @dtc.old_request.to_s }
end
def test_deprecated_instance_variable_proxy_shouldnt_warn_on_inspect
assert_not_deprecated { assert_equal @dtc.request.inspect, @dtc.old_request.inspect }
end
def test_deprecated_constant_proxy
assert_not_deprecated { Deprecatee::B::C }
assert_deprecated('Deprecatee::A') { assert_equal Deprecatee::B::C, Deprecatee::A }
end
def test_assert_deprecation_without_match
assert_deprecated do
@dtc.partially
end
end
def test_assert_deprecated_matches_any_warning
assert_deprecated 'abc' do
ActiveSupport::Deprecation.warn 'abc'
ActiveSupport::Deprecation.warn 'def'
end
rescue MiniTest::Assertion
flunk 'assert_deprecated should match any warning in block, not just the last one'
end
def test_assert_not_deprecated_returns_result_of_block
assert_equal 123, assert_not_deprecated { 123 }
end
def test_assert_deprecated_returns_result_of_block
result = assert_deprecated('abc') do
ActiveSupport::Deprecation.warn 'abc'
123
end
assert_equal 123, result
end
def test_assert_deprecated_warn_work_with_default_behavior
ActiveSupport::Deprecation.instance_variable_set('@behavior' , nil)
assert_deprecated('abc') do
ActiveSupport::Deprecation.warn 'abc'
end
end
def test_silence
ActiveSupport::Deprecation.silence do
assert_not_deprecated { @dtc.partially }
end
ActiveSupport::Deprecation.silenced = true
assert_not_deprecated { @dtc.partially }
ActiveSupport::Deprecation.silenced = false
end
def test_deprecation_without_explanation
assert_deprecated { @dtc.a }
assert_deprecated { @dtc.b }
assert_deprecated { @dtc.f = :foo }
end
def test_deprecation_with_alternate_method
assert_deprecated(/use e instead/) { @dtc.c }
end
def test_deprecation_with_explicit_message
assert_deprecated(/you now need to do something extra for this one/) { @dtc.d }
end
end
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