1
0
Fork 0
mirror of https://github.com/pry/pry.git synced 2022-11-09 12:35:05 -05:00
pry--pry/spec/commands/cd_spec.rb
2012-11-15 18:59:51 -06:00

250 lines
6.4 KiB
Ruby

require 'helper'
describe 'cd' do
before do
@o, @obj = Object.new, Object.new
@obj.instance_variable_set(:@x, 66)
@obj.instance_variable_set(:@y, 79)
@o.instance_variable_set(:@obj, @obj)
@t = pry_tester(@o) do
def assert_binding_stack(other)
binding_stack.map { |b| b.eval('self') }.should == other
end
def binding_stack
eval '_pry_.binding_stack.dup'
end
def command_state
eval '_pry_.command_state["cd"]'
end
def old_stack
eval '_pry_.command_state["cd"].old_stack.dup'
end
end
end
describe 'state' do
it 'should not to be set up in fresh instance' do
@t.command_state.should.be.nil
end
end
describe 'old stack toggling with `cd -`' do
describe 'in fresh pry instance' do
it 'should not toggle when there is no old stack' do
2.times do
@t.eval 'cd -'
@t.assert_binding_stack [@o]
end
end
end
describe 'when an error was raised' do
it 'should not toggle and should keep correct stacks' do
proc {
@t.eval 'cd @'
}.should.raise(Pry::CommandError)
@t.old_stack.should == []
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.old_stack.should == []
@t.assert_binding_stack [@o]
end
end
describe 'when using simple cd syntax' do
it 'should toggle' do
@t.eval 'cd :mon_dogg', 'cd -'
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.assert_binding_stack [@o, :mon_dogg]
end
end
describe "when using complex cd syntax" do
it 'should toggle with a complex path (simple case)' do
@t.eval 'cd 1/2/3', 'cd -'
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.assert_binding_stack [@o, 1, 2, 3]
end
it 'should toggle with a complex path (more complex case)' do
@t.eval 'cd 1/2/3', 'cd ../4', 'cd -'
@t.assert_binding_stack [@o, 1, 2, 3]
@t.eval 'cd -'
@t.assert_binding_stack [@o, 1, 2, 4]
end
end
describe 'series of cd calls' do
it 'should toggle with fuzzy `cd -` calls' do
@t.eval 'cd :mon_dogg', 'cd -', 'cd 42', 'cd -'
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.assert_binding_stack [@o, 42]
end
end
describe 'when using cd ..' do
it 'should toggle with a simple path' do
@t.eval 'cd :john_dogg', 'cd ..'
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.assert_binding_stack [@o, :john_dogg]
end
it 'should toggle with a complex path' do
@t.eval 'cd 1/2/3/../4', 'cd -'
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.assert_binding_stack [@o, 1, 2, 4]
end
end
describe 'when using cd ::' do
it 'should toggle' do
@t.eval 'cd ::', 'cd -'
@t.assert_binding_stack [@o]
@t.eval 'cd -'
@t.assert_binding_stack [@o, TOPLEVEL_BINDING.eval('self')]
end
end
describe 'when using cd /' do
it 'should toggle' do
@t.eval 'cd /', 'cd -'
@t.assert_binding_stack [@o]
@t.eval 'cd :john_dogg', 'cd /', 'cd -'
@t.assert_binding_stack [@o, :john_dogg]
end
end
describe 'when using ^D (Control-D) key press' do
it 'should keep correct old binding' do
@t.eval 'cd :john_dogg', 'cd :mon_dogg', 'cd :kyr_dogg',
'Pry::DEFAULT_CONTROL_D_HANDLER.call("", _pry_)'
@t.assert_binding_stack [@o, :john_dogg, :mon_dogg]
@t.eval 'cd -'
@t.assert_binding_stack [@o, :john_dogg, :mon_dogg, :kyr_dogg]
@t.eval 'cd -'
@t.assert_binding_stack [@o, :john_dogg, :mon_dogg]
end
end
end
it 'should cd into simple input' do
@t.eval 'cd :mon_ouie'
@t.eval('self').should == :mon_ouie
end
it 'should break out of session with cd ..' do
@t.eval 'cd :outer', 'cd :inner'
@t.eval('self').should == :inner
@t.eval 'cd ..'
@t.eval('self').should == :outer
end
it "should not leave the REPL session when given 'cd ..'" do
@t.eval 'cd ..'
@t.eval('self').should == @o
end
it 'should break out to outer-most session with cd /' do
@t.eval 'cd :inner'
@t.eval('self').should == :inner
@t.eval 'cd 5'
@t.eval('self').should == 5
@t.eval 'cd /'
@t.eval('self').should == @o
end
it 'should break out to outer-most session with just cd (no args)' do
@t.eval 'cd :inner'
@t.eval('self').should == :inner
@t.eval 'cd 5'
@t.eval('self').should == 5
@t.eval 'cd'
@t.eval('self').should == @o
end
it 'should cd into an object and its ivar using cd obj/@ivar syntax' do
@t.eval 'cd @obj/@x'
@t.assert_binding_stack [@o, @obj, 66]
end
it 'should cd into an object and its ivar using cd obj/@ivar/ syntax (note following /)' do
@t.eval 'cd @obj/@x/'
@t.assert_binding_stack [@o, @obj, 66]
end
it 'should cd into previous object and its local using cd ../local syntax' do
@t.eval 'cd @obj', 'local = :local', 'cd @x', 'cd ../local'
@t.assert_binding_stack [@o, @obj, :local]
end
it 'should cd into an object and its ivar and back again using cd obj/@ivar/.. syntax' do
@t.eval 'cd @obj/@x/..'
@t.assert_binding_stack [@o, @obj]
end
it 'should cd into an object and its ivar and back and then into another ivar using cd obj/@ivar/../@y syntax' do
@t.eval 'cd @obj/@x/../@y'
@t.assert_binding_stack [@o, @obj, 79]
end
it 'should cd back to top-level and then into another ivar using cd /@ivar/ syntax' do
@t.eval '@z = 20', 'cd @obj/@x/', 'cd /@z'
@t.assert_binding_stack [@o, 20]
end
it 'should start a session on TOPLEVEL_BINDING with cd ::' do
@t.eval 'cd ::'
@t.eval('self').should == TOPLEVEL_BINDING.eval('self')
end
it 'should cd into complex input (with spaces)' do
def @o.hello(x, y, z)
:mon_ouie
end
@t.eval 'cd hello 1, 2, 3'
@t.eval('self').should == :mon_ouie
end
it 'should not cd into complex input when it encounters an exception' do
proc {
@t.eval 'cd 1/2/swoop_a_doop/3'
}.should.raise(Pry::CommandError)
@t.assert_binding_stack [@o]
end
# Regression test for ticket #516.
# FIXME: This is actually broken.
# it 'should be able to cd into the Object BasicObject' do
# proc {
# @t.eval 'cd BasicObject.new'
# }.should.not.raise
# end
end