diff options
Diffstat (limited to 'spec/config_spec.rb')
-rw-r--r-- | spec/config_spec.rb | 72 |
1 files changed, 71 insertions, 1 deletions
diff --git a/spec/config_spec.rb b/spec/config_spec.rb index a3d38043..13aa52aa 100644 --- a/spec/config_spec.rb +++ b/spec/config_spec.rb @@ -28,7 +28,7 @@ RSpec.describe Pry::Config do specify { expect(subject.should_load_requires).to be(true).or be(false) } specify { expect(subject.should_load_plugins).to be(true).or be(false) } specify { expect(subject.windows_console_warning).to be(true).or be(false) } - specify { expect(subject.control_d_handler).to be_a(Method) } + specify { expect(subject.control_d_handler).to respond_to(:call) } specify { expect(subject.memory_size).to be_a(Numeric) } specify { expect(subject.extra_sticky_locals).to be_a(Hash) } specify { expect(subject.command_completions).to be_a(Proc) } @@ -171,4 +171,74 @@ RSpec.describe Pry::Config do expect(subject[:foo]).to eq(1) end end + + describe "#control_d_handler=" do + context "when the handler expects multiple arguments" do + it "prints a warning" do + expect(Pry::Warning).to receive(:warn).with( + "control_d_handler's arity of 2 parameters was deprecated " \ + '(eval_string, pry_instance). Now it gets passed just 1 ' \ + 'parameter (pry_instance)' + ) + subject.control_d_handler = proc { |_arg1, _arg2| } + end + end + + context "when the handler expects just one argument" do + it "doesn't print a warning" do + expect(Pry::Warning).not_to receive(:warn) + subject.control_d_handler = proc { |_arg1| } + end + end + end + + describe "#control_d_handler" do + let(:pry_instance) { Pry.new } + + context "when it returns a callable accepting one argument" do + context "and when it is called with one argument" do + it "calls the handler with a pry instance" do + subject.control_d_handler = proc do |arg| + expect(arg).to eql(pry_instance) + end + subject.control_d_handler.call(pry_instance) + end + end + + context "and when it is called with multiple arguments" do + before { allow(Pry::Warning).to receive(:warn) } + + it "calls the handler with a pry instance" do + subject.control_d_handler = proc do |arg| + expect(arg).to eql(pry_instance) + end + subject.control_d_handler.call('', pry_instance) + end + end + end + + context "when it returns a callabale with two arguments" do + before { allow(Pry::Warning).to receive(:warn) } + + context "and when it's called with one argument" do + it "calls the handler with a eval_string and a pry instance" do + subject.control_d_handler = proc do |arg1, arg2| + expect(arg1).to eq('') + expect(arg2).to eql(pry_instance) + end + subject.control_d_handler.call(pry_instance) + end + end + + context "and when it's called with multiple arguments" do + it "calls the handler with a eval_string and a pry instance" do + subject.control_d_handler = proc do |arg1, arg2| + expect(arg1).to eq('') + expect(arg2).to eql(pry_instance) + end + subject.control_d_handler.call('', pry_instance) + end + end + end + end end |