ruby--ruby/spec/ruby/core/kernel/raise_spec.rb

require_relative '../../spec_helper'
require_relative 'fixtures/classes'
require_relative '../../shared/kernel/raise'

describe "Kernel#raise" do
  it "is a private method" do
    Kernel.should have_private_instance_method(:raise)
  end

  it "re-raises the previously rescued exception if no exception is specified" do
    ScratchPad.record nil

    -> do
      begin
        raise Exception, "outer"
        ScratchPad.record :no_abort
      rescue Exception
        begin
          raise StandardError, "inner"
        rescue StandardError
        end

        raise
        ScratchPad.record :no_reraise
      end
    end.should raise_error(Exception, "outer")

    ScratchPad.recorded.should be_nil
  end

  it "accepts a cause keyword argument that sets the cause" do
    cause = StandardError.new
    -> { raise("error", cause: cause) }.should raise_error(RuntimeError) { |e| e.cause.should == cause }
  end

  it "accepts a cause keyword argument that overrides the last exception" do
    begin
      raise "first raise"
    rescue => ignored
      cause = StandardError.new
      -> { raise("error", cause: cause) }.should raise_error(RuntimeError) { |e| e.cause.should == cause }
    end
  end

  it "raises an ArgumentError when only cause is given" do
    cause = StandardError.new
    -> { raise(cause: cause) }.should raise_error(ArgumentError)
  end
end

describe "Kernel#raise" do
  it_behaves_like :kernel_raise, :raise, Kernel
end

describe "Kernel.raise" do
  it "needs to be reviewed for spec completeness"
end