Class ClassInheritableAttributesTest < Test::Unit::TestCase

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 4
def setup
  @klass = Class.new
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 32
def test_accessor_declaration
  assert_nothing_raised do
    @klass.class_inheritable_accessor :a
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
    assert_respond_to @klass, :a=
    assert_respond_to @klass.new, :a=
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 42
def test_accessor_declaration_without_instance_writer
  assert_nothing_raised do
    @klass.class_inheritable_accessor :a, :instance_writer => false
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
    assert_respond_to @klass, :a=
    assert !@klass.new.respond_to?(:a=)
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 118
def test_array
  @klass.class_inheritable_array :a

  assert_nil @klass.a
  assert_nil @klass.new.a

  @klass.a = %w(a b c)
  assert_equal %w(a b c), @klass.a
  assert_equal %w(a b c), @klass.new.a

  @klass.new.a = %w(A B C)
  assert_equal %w(a b c A B C), @klass.a
  assert_equal %w(a b c A B C), @klass.new.a
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 52
def test_array_declaration
  assert_nothing_raised do
    @klass.class_inheritable_array :a
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
    assert_respond_to @klass, :a=
    assert_respond_to @klass.new, :a=
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 62
def test_array_declaration_without_instance_writer
  assert_nothing_raised do
    @klass.class_inheritable_array :a, :instance_writer => false
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
    assert_respond_to @klass, :a=
    assert !@klass.new.respond_to?(:a=)
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 179
def test_array_inheritance
  @klass.class_inheritable_accessor :a
  @klass.a = []

  @sub = eval("class SubbyArray < @klass; end; SubbyArray")
  
  assert_equal [], @klass.a
  assert_equal [], @sub.a
  
  @sub.a << :first
  
  assert_equal [:first], @sub.a
  assert_equal [], @klass.a
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 194
def test_array_inheritance_
  @klass.class_inheritable_accessor :a
  @klass.a = {}

  @sub = eval("class SubbyHash < @klass; end; SubbyHash")
  
  assert_equal Hash.new, @klass.a
  assert_equal Hash.new, @sub.a
  
  @sub.a[:first] = :first
  
  assert_equal 1, @sub.a.keys.size
  assert_equal 0, @klass.a.keys.size
end

# File rails/activerecord/test/class_inheritable_attributes_test.rb, line 23
def test_first_level
  assert_equal [ :one, :two ], B.read_inheritable_attribute("first")
  assert_equal [ :three ], C.read_inheritable_attribute("first")
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 133
def test_hash
  @klass.class_inheritable_hash :a

  assert_nil @klass.a
  assert_nil @klass.new.a

  @klass.a = { :a => 'a' }
  assert_equal({ :a => 'a' }, @klass.a)
  assert_equal({ :a => 'a' }, @klass.new.a)

  @klass.new.a = { :b => 'b' }
  assert_equal({ :a => 'a', :b => 'b' }, @klass.a)
  assert_equal({ :a => 'a', :b => 'b' }, @klass.new.a)
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 72
def test_hash_declaration
  assert_nothing_raised do
    @klass.class_inheritable_hash :a
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
    assert_respond_to @klass, :a=
    assert_respond_to @klass.new, :a=
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 82
def test_hash_declaration_without_instance_writer
  assert_nothing_raised do
    @klass.class_inheritable_hash :a, :instance_writer => false
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
    assert_respond_to @klass, :a=
    assert !@klass.new.respond_to?(:a=)
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 148
def test_inheritance
  @klass.class_inheritable_accessor :a
  @klass.a = 'a'

  @sub = eval("class FlogMe < @klass; end; FlogMe")

  @klass.class_inheritable_accessor :b

  assert_respond_to @sub, :a
  assert_respond_to @sub, :b
  assert_equal @klass.a, @sub.a
  assert_equal @klass.b, @sub.b
  assert_equal 'a', @sub.a
  assert_nil @sub.b

  @klass.b = 'b'
  assert_not_equal @klass.b, @sub.b
  assert_equal 'b', @klass.b
  assert_nil @sub.b

  @sub.a = 'A'
  assert_not_equal @klass.a, @sub.a
  assert_equal 'a', @klass.a
  assert_equal 'A', @sub.a

  @sub.b = 'B'
  assert_not_equal @klass.b, @sub.b
  assert_equal 'b', @klass.b
  assert_equal 'B', @sub.b
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 92
def test_reader
  @klass.class_inheritable_reader :a
  assert_nil @klass.a
  assert_nil @klass.new.a

  @klass.send(:write_inheritable_attribute, :a, 'a')

  assert_equal 'a', @klass.a
  assert_equal 'a', @klass.new.a
  assert_equal @klass.a, @klass.new.a
  assert_equal @klass.a.object_id, @klass.new.a.object_id
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 8
def test_reader_declaration
  assert_nothing_raised do
    @klass.class_inheritable_reader :a
    assert_respond_to @klass, :a
    assert_respond_to @klass.new, :a
  end
end

# File rails/activerecord/test/class_inheritable_attributes_test.rb, line 28
def test_second_level
  assert_equal [ :one, :two, :four ], D.read_inheritable_attribute("first")
  assert_equal [ :one, :two ], B.read_inheritable_attribute("first")
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 105
def test_writer
  @klass.class_inheritable_reader :a
  @klass.class_inheritable_writer :a

  assert_nil @klass.a
  assert_nil @klass.new.a

  @klass.a = 'a'
  assert_equal 'a', @klass.a
  @klass.new.a = 'A'
  assert_equal 'A', @klass.a
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 16
def test_writer_declaration
  assert_nothing_raised do
    @klass.class_inheritable_writer :a
    assert_respond_to @klass, :a=
    assert_respond_to @klass.new, :a=
  end
end

# File rails/activesupport/test/core_ext/class/class_inheritable_attributes_test.rb, line 24
def test_writer_declaration_without_instance_writer
  assert_nothing_raised do
    @klass.class_inheritable_writer :a, :instance_writer => false
    assert_respond_to @klass, :a=
    assert !@klass.new.respond_to?(:a=)
  end
end