mirror of
https://github.com/pry/pry.git
synced 2022-11-09 12:35:05 -05:00
681 lines
23 KiB
Ruby
681 lines
23 KiB
Ruby
direc = File.dirname(__FILE__)
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require 'rubygems'
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require 'bacon'
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require "#{direc}/../lib/pry"
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require "#{direc}/test_helper"
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puts "Ruby Version #{RUBY_VERSION}"
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puts "Testing Pry #{Pry::VERSION}"
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puts "With method_source version #{MethodSource::VERSION}"
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puts "--"
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describe Pry do
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describe "open a Pry session on an object" do
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describe "rep" do
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before do
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class Hello
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end
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end
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after do
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Object.send(:remove_const, :Hello)
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end
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it 'should set an ivar on an object' do
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input_string = "@x = 10"
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input = InputTester.new(input_string)
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o = Object.new
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pry_tester = Pry.new(:input => input, :output => Pry::NullOutput)
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pry_tester.rep(o)
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o.instance_variable_get(:@x).should == 10
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end
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it 'should make self evaluate to the receiver of the rep session' do
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o = Object.new
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str_output = StringIO.new
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pry_tester = Pry.new(:input => InputTester.new("self"), :output => str_output)
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pry_tester.rep(o)
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str_output.string.should =~ /#{o.to_s}/
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end
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it 'should work with multi-line input' do
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o = Object.new
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str_output = StringIO.new
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pry_tester = Pry.new(:input => InputTester.new("x = ", "1 + 4"), :output => str_output)
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pry_tester.rep(o)
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str_output.string.should =~ /5/
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end
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it 'should define a nested class under Hello and not on top-level or Pry' do
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pry_tester = Pry.new(:input => InputTester.new("class Nested", "end"), :output => Pry::NullOutput)
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pry_tester.rep(Hello)
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Hello.const_defined?(:Nested).should == true
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end
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end
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describe "repl" do
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describe "basic functionality" do
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it 'should set an ivar on an object and exit the repl' do
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input_strings = ["@x = 10", "exit"]
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input = InputTester.new(*input_strings)
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o = Object.new
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pry_tester = Pry.start(o, :input => input, :output => Pry::NullOutput)
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o.instance_variable_get(:@x).should == 10
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end
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it 'should execute start session and end session hooks' do
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input = InputTester.new("exit")
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str_output = StringIO.new
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o = Object.new
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pry_tester = Pry.start(o, :input => input, :output => str_output)
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str_output.string.should =~ /Beginning.*#{o}/
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str_output.string.should =~ /Ending.*#{o}/
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end
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end
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describe "nesting" do
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after do
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Pry.reset_defaults
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end
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it 'should nest properly' do
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Pry.input = InputTester.new("pry", "pry", "pry", "\"nest:\#\{Pry.nesting.level\}\"", "exit_all")
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str_output = StringIO.new
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Pry.output = str_output
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o = Object.new
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pry_tester = o.pry
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str_output.string.should =~ /nest:3/
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end
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end
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describe "defining methods" do
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it 'should define a method on the singleton class of an object when performing "def meth;end" inside the object' do
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[Object.new, {}, []].each do |val|
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str_input = StringIO.new("def hello;end")
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Pry.new(:input => str_input, :output => StringIO.new).rep(val)
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val.methods(false).map(&:to_sym).include?(:hello).should == true
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end
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end
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it 'should define an instance method on the module when performing "def meth;end" inside the module' do
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str_input = StringIO.new("def hello;end")
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hello = Module.new
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Pry.new(:input => str_input, :output => StringIO.new).rep(hello)
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hello.instance_methods(false).map(&:to_sym).include?(:hello).should == true
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end
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it 'should define an instance method on the class when performing "def meth;end" inside the class' do
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str_input = StringIO.new("def hello;end")
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hello = Class.new
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Pry.new(:input => str_input, :output => StringIO.new).rep(hello)
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hello.instance_methods(false).map(&:to_sym).include?(:hello).should == true
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end
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it 'should define a method on the class of an object when performing "def meth;end" inside an immediate value or Numeric' do
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# should include float in here, but test fails for some reason
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# on 1.8.7, no idea why!
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[:test, 0, true, false, nil].each do |val|
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str_input = StringIO.new("def hello;end")
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Pry.new(:input => str_input, :output => StringIO.new).rep(val)
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val.class.instance_methods(false).map(&:to_sym).include?(:hello).should == true
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end
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end
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end
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describe "commands" do
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it 'should run a command with no parameter' do
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pry_tester = Pry.new
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pry_tester.commands = CommandTester
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pry_tester.input = InputTester.new("command1", "exit_all")
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pry_tester.commands = CommandTester
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str_output = StringIO.new
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pry_tester.output = str_output
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pry_tester.rep
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str_output.string.should =~ /command1/
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end
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it 'should run a command with one parameter' do
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pry_tester = Pry.new
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pry_tester.commands = CommandTester
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pry_tester.input = InputTester.new("command2 horsey", "exit_all")
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pry_tester.commands = CommandTester
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str_output = StringIO.new
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pry_tester.output = str_output
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pry_tester.rep
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str_output.string.should =~ /horsey/
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end
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end
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describe "Object#pry" do
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after do
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Pry.reset_defaults
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end
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it "should start a pry session on the receiver (first form)" do
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Pry.input = InputTester.new("self", "exit")
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str_output = StringIO.new
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Pry.output = str_output
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20.pry
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str_output.string.should =~ /20/
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end
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it "should start a pry session on the receiver (second form)" do
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Pry.input = InputTester.new("self", "exit")
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str_output = StringIO.new
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Pry.output = str_output
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pry 20
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str_output.string.should =~ /20/
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end
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it "should error if more than one argument is passed to Object#pry" do
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lambda { pry(20, :input => Readline) }.should.raise ArgumentError
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end
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end
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describe "Pry.binding_for" do
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it 'should return TOPLEVEL_BINDING if parameter self is main' do
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_main_ = lambda { TOPLEVEL_BINDING.eval('self') }
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Pry.binding_for(_main_.call).is_a?(Binding).should == true
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Pry.binding_for(_main_.call).should == TOPLEVEL_BINDING
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Pry.binding_for(_main_.call).should == Pry.binding_for(_main_.call)
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end
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end
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describe "test Pry defaults" do
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after do
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Pry.reset_defaults
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end
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describe "input" do
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after do
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Pry.reset_defaults
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end
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it 'should set the input default, and the default should be overridable' do
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Pry.input = InputTester.new("5")
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str_output = StringIO.new
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Pry.output = str_output
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Pry.new.rep
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str_output.string.should =~ /5/
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Pry.new(:input => InputTester.new("6")).rep
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str_output.string.should =~ /6/
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end
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it 'should pass in the prompt if readline arity is 1' do
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Pry.prompt = proc { "A" }
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arity_one_input = Class.new do
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attr_accessor :prompt
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def readline(prompt)
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@prompt = prompt
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"exit"
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end
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end.new
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Pry.start(self, :input => arity_one_input, :output => Pry::NullOutput)
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arity_one_input.prompt.should == Pry.prompt.call
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end
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it 'should not pass in the prompt if the arity is 0' do
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Pry.prompt = proc { "A" }
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arity_zero_input = Class.new do
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def readline
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"exit"
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end
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end.new
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lambda { Pry.start(self, :input => arity_zero_input, :output => Pry::NullOutput) }.should.not.raise Exception
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end
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it 'should not pass in the prompt if the arity is -1' do
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Pry.prompt = proc { "A" }
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arity_multi_input = Class.new do
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attr_accessor :prompt
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def readline(*args)
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@prompt = args.first
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"exit"
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end
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end.new
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Pry.start(self, :input => arity_multi_input, :output => Pry::NullOutput)
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arity_multi_input.prompt.should == nil
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end
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end
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it 'should set the output default, and the default should be overridable' do
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Pry.input = InputTester.new("5", "6", "7")
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str_output = StringIO.new
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Pry.output = str_output
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Pry.new.rep
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str_output.string.should =~ /5/
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Pry.new.rep
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str_output.string.should =~ /5\n.*6/
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str_output2 = StringIO.new
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Pry.new(:output => str_output2).rep
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str_output2.string.should.not =~ /5\n.*6/
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str_output2.string.should =~ /7/
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end
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describe "Pry.run_command" do
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before do
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class RCTest
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def a() end
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B = 20
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@x = 10
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end
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end
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after do
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Object.remove_const(:RCTest)
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end
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it "should execute command in the appropriate object context" do
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result = Pry.run_command "ls", :context => RCTest
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result.map(&:to_sym).should == [:@x]
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end
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it "should execute command with parameters in the appropriate object context" do
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result = Pry.run_command "ls -M", :context => RCTest
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result.map(&:to_sym).should == [:a]
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end
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it "should execute command and show output with :show_output => true flag" do
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str = StringIO.new
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Pry.output = str
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result = Pry.run_command "ls -av", :context => RCTest, :show_output => true
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str.string.should =~ /global variables/
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Pry.output = $stdout
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end
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it "should execute command with multiple parameters" do
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result = Pry.run_command "ls -c -M RCTest"
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result.map(&:to_sym).should == [:a, :B]
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end
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end
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describe "commands" do
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it 'should define a command that keeps its return value' do
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class Command68 < Pry::CommandBase
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command "hello", "", :keep_retval => true do
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:kept_hello
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end
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end
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str_output = StringIO.new
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Pry.new(:input => StringIO.new("hello"), :output => str_output, :commands => Command68).rep
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str_output.string.should =~ /:kept_hello/
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Object.remove_const(:Command68)
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end
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it 'should define a command that does NOT keep its return value' do
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class Command68 < Pry::CommandBase
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command "hello", "", :keep_retval => false do
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:kept_hello
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end
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end
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str_output = StringIO.new
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Pry.new(:input => StringIO.new("hello"), :output => str_output, :commands => Command68).rep
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(str_output.string =~ /:kept_hello/).should == nil
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Object.remove_const(:Command68)
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end
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it 'should set the commands default, and the default should be overridable' do
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class Command0 < Pry::CommandBase
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command "hello" do
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output.puts "hello world"
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end
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end
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Pry.commands = Command0
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str_output = StringIO.new
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Pry.new(:input => InputTester.new("hello"), :output => str_output).rep
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str_output.string.should =~ /hello world/
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class Command1 < Pry::CommandBase
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command "goodbye", "" do
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output.puts "goodbye world"
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end
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end
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str_output = StringIO.new
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Pry.new(:input => InputTester.new("goodbye"), :output => str_output, :commands => Command1).rep
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str_output.string.should =~ /goodbye world/
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Object.remove_const(:Command0)
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Object.remove_const(:Command1)
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end
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it 'should inherit "help" command from Pry::CommandBase' do
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class Command2 < Pry::CommandBase
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command "h", "h command" do
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end
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end
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Command2.commands.keys.size.should == 2
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Command2.commands.keys.include?("help").should == true
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Command2.commands.keys.include?("h").should == true
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Object.remove_const(:Command2)
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end
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it 'should inherit commands from Pry::Commands' do
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class Command3 < Pry::Commands
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command "v" do
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end
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end
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Command3.commands.include?("nesting").should == true
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Command3.commands.include?("jump-to").should == true
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Command3.commands.include?("cd").should == true
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Command3.commands.include?("v").should == true
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Object.remove_const(:Command3)
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end
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it 'should alias a command with another command' do
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class Command6 < Pry::CommandBase
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alias_command "help2", "help"
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end
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Command6.commands["help2"].should == Command6.commands["help"]
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# str_output = StringIO.new
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# Pry.new(:input => InputTester.new("run_v"), :output => str_output, :commands => Command3).rep
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# str_output.string.should =~ /v command/
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Object.remove_const(:Command6)
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end
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it 'should change description of a command using desc' do
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class Command7 < Pry::Commands
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end
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orig = Command7.commands["help"][:description]
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class Command7
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desc "help", "blah"
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end
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Command7.commands["help"][:description].should.not == orig
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Command7.commands["help"][:description].should == "blah"
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Object.remove_const(:Command7)
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end
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it 'should run a command from within a command' do
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class Command01 < Pry::Commands
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command "v" do
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output.puts "v command"
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end
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command "run_v" do
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run "v"
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end
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end
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str_output = StringIO.new
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Pry.new(:input => InputTester.new("run_v"), :output => str_output, :commands => Command01).rep
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str_output.string.should =~ /v command/
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Object.remove_const(:Command01)
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end
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it 'should enable an inherited method to access opts and output and target, due to instance_exec' do
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class Command3 < Pry::Commands
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command "v" do
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output.puts "#{target.eval('self')}"
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end
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end
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class Command4 < Command3
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end
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str_output = StringIO.new
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Pry.new(:print => proc {}, :input => InputTester.new("v"),
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:output => str_output, :commands => Command4).rep("john")
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str_output.string.chomp.should == "john"
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Object.remove_const(:Command3)
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Object.remove_const(:Command4)
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end
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it 'should import commands from another command object' do
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class Command3 < Pry::CommandBase
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import_from Pry::Commands, "status", "jump-to"
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end
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str_output = StringIO.new
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Pry.new(:print => proc {}, :input => InputTester.new("status"),
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:output => str_output, :commands => Command3).rep("john")
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str_output.string.should =~ /Status:/
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Object.remove_const(:Command3)
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end
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it 'should delete some inherited commands when using delete method' do
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class Command3 < Pry::Commands
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command "v" do
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end
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delete "show_doc", "show_method"
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delete "ls"
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end
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Command3.commands.include?("nesting").should == true
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Command3.commands.include?("jump-to").should == true
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Command3.commands.include?("cd").should == true
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Command3.commands.include?("v").should == true
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Command3.commands.include?("show_doc").should == false
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Command3.commands.include?("show_method").should == false
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Command3.commands.include?("ls").should == false
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Object.remove_const(:Command3)
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end
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it 'should override some inherited commands' do
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class Command3 < Pry::Commands
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command "jump-to" do
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output.puts "jump-to the music"
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end
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command "help" do
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output.puts "help to the music"
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end
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end
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# suppress evaluation output
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Pry.print = proc {}
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str_output = StringIO.new
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Pry.new(:input => InputTester.new("jump-to"), :output => str_output, :commands => Command3).rep
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str_output.string.chomp.should == "jump-to the music"
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str_output = StringIO.new
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Pry.new(:input => InputTester.new("help"), :output => str_output, :commands => Command3).rep
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str_output.string.chomp.should == "help to the music"
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Object.remove_const(:Command3)
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Pry.reset_defaults
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end
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end
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it "should set the print default, and the default should be overridable" do
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new_print = proc { |out, value| out.puts value }
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Pry.print = new_print
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|
|
|
Pry.new.print.should == Pry.print
|
|
str_output = StringIO.new
|
|
Pry.new(:input => InputTester.new("\"test\""), :output => str_output).rep
|
|
str_output.string.should == "test\n"
|
|
|
|
str_output = StringIO.new
|
|
Pry.new(:input => InputTester.new("\"test\""), :output => str_output,
|
|
:print => proc { |out, value| out.puts value.reverse }).rep
|
|
str_output.string.should == "tset\n"
|
|
|
|
Pry.new.print.should == Pry.print
|
|
str_output = StringIO.new
|
|
Pry.new(:input => InputTester.new("\"test\""), :output => str_output).rep
|
|
str_output.string.should == "test\n"
|
|
end
|
|
|
|
describe "pry return values" do
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|
it 'should return the target object' do
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|
Pry.start(self, :input => StringIO.new("exit"), :output => Pry::NullOutput).should == self
|
|
end
|
|
|
|
it 'should return the parameter given to exit' do
|
|
Pry.start(self, :input => StringIO.new("exit 10"), :output => Pry::NullOutput).should == 10
|
|
end
|
|
|
|
it 'should return the parameter (multi word string) given to exit' do
|
|
Pry.start(self, :input => StringIO.new("exit \"john mair\""), :output => Pry::NullOutput).should == "john mair"
|
|
end
|
|
|
|
it 'should return the parameter (function call) given to exit' do
|
|
Pry.start(self, :input => StringIO.new("exit 'abc'.reverse"), :output => Pry::NullOutput).should == 'cba'
|
|
end
|
|
|
|
it 'should return the parameter (self) given to exit' do
|
|
Pry.start("carl", :input => StringIO.new("exit self"), :output => Pry::NullOutput).should == "carl"
|
|
end
|
|
end
|
|
|
|
describe "prompts" do
|
|
it 'should set the prompt default, and the default should be overridable (single prompt)' do
|
|
new_prompt = proc { "test prompt> " }
|
|
Pry.prompt = new_prompt
|
|
|
|
Pry.new.prompt.should == Pry.prompt
|
|
Pry.new.select_prompt(true, 0).should == "test prompt> "
|
|
Pry.new.select_prompt(false, 0).should == "test prompt> "
|
|
|
|
new_prompt = proc { "A" }
|
|
pry_tester = Pry.new(:prompt => new_prompt)
|
|
pry_tester.prompt.should == new_prompt
|
|
pry_tester.select_prompt(true, 0).should == "A"
|
|
pry_tester.select_prompt(false, 0).should == "A"
|
|
|
|
Pry.new.prompt.should == Pry.prompt
|
|
Pry.new.select_prompt(true, 0).should == "test prompt> "
|
|
Pry.new.select_prompt(false, 0).should == "test prompt> "
|
|
end
|
|
|
|
it 'should set the prompt default, and the default should be overridable (multi prompt)' do
|
|
new_prompt = [proc { "test prompt> " }, proc { "test prompt* " }]
|
|
Pry.prompt = new_prompt
|
|
|
|
Pry.new.prompt.should == Pry.prompt
|
|
Pry.new.select_prompt(true, 0).should == "test prompt> "
|
|
Pry.new.select_prompt(false, 0).should == "test prompt* "
|
|
|
|
new_prompt = [proc { "A" }, proc { "B" }]
|
|
pry_tester = Pry.new(:prompt => new_prompt)
|
|
pry_tester.prompt.should == new_prompt
|
|
pry_tester.select_prompt(true, 0).should == "A"
|
|
pry_tester.select_prompt(false, 0).should == "B"
|
|
|
|
Pry.new.prompt.should == Pry.prompt
|
|
Pry.new.select_prompt(true, 0).should == "test prompt> "
|
|
Pry.new.select_prompt(false, 0).should == "test prompt* "
|
|
end
|
|
end
|
|
|
|
it 'should set the hooks default, and the default should be overridable' do
|
|
Pry.input = InputTester.new("exit")
|
|
Pry.hooks = {
|
|
:before_session => proc { |out,_| out.puts "HELLO" },
|
|
:after_session => proc { |out,_| out.puts "BYE" }
|
|
}
|
|
|
|
str_output = StringIO.new
|
|
Pry.new(:output => str_output).repl
|
|
str_output.string.should =~ /HELLO/
|
|
str_output.string.should =~ /BYE/
|
|
|
|
Pry.input.rewind
|
|
|
|
str_output = StringIO.new
|
|
Pry.new(:output => str_output,
|
|
:hooks => {
|
|
:before_session => proc { |out,_| out.puts "MORNING" },
|
|
:after_session => proc { |out,_| out.puts "EVENING" }
|
|
}
|
|
).repl
|
|
|
|
str_output.string.should =~ /MORNING/
|
|
str_output.string.should =~ /EVENING/
|
|
|
|
# try below with just defining one hook
|
|
Pry.input.rewind
|
|
str_output = StringIO.new
|
|
Pry.new(:output => str_output,
|
|
:hooks => {
|
|
:before_session => proc { |out,_| out.puts "OPEN" }
|
|
}
|
|
).repl
|
|
|
|
str_output.string.should =~ /OPEN/
|
|
|
|
Pry.input.rewind
|
|
str_output = StringIO.new
|
|
Pry.new(:output => str_output,
|
|
:hooks => {
|
|
:after_session => proc { |out,_| out.puts "CLOSE" }
|
|
}
|
|
).repl
|
|
|
|
str_output.string.should =~ /CLOSE/
|
|
|
|
Pry.reset_defaults
|
|
end
|
|
end
|
|
end
|
|
end
|
|
end
|