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require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
describe :kernel_block_given, shared: true do
it "returns true if and only if a block is supplied" do
@object.accept_block {}.should == true
@object.accept_block_as_argument {}.should == true
@object.accept_block.should == false
@object.accept_block_as_argument.should == false
end
# Clarify: Based on http://www.ruby-forum.com/topic/137822 it appears
# that Matz wanted this to be true in 1.9.
it "returns false when a method defined by define_method is called with a block" do
@object.defined_block {}.should == false
end
end
describe "Kernel#block_given?" do
it_behaves_like :kernel_block_given, :block_given?, KernelSpecs::BlockGiven
it "returns false outside of a method" do
block_given?.should == false
end
it "is a private method" do
Kernel.should have_private_instance_method(:block_given?)
end
end
describe "Kernel.block_given?" do
it_behaves_like :kernel_block_given, :block_given?, KernelSpecs::KernelBlockGiven
end
describe "self.send(:block_given?)" do
it_behaves_like :kernel_block_given, :block_given?, KernelSpecs::SelfBlockGiven
end
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