The libcat iOS console provides an interactive shell for navigating, inspecting, and manipulating the iOS view hierarchy and objects through commands like "ls" to list objects, "cd" to change the target object, and "properties" to view an object's properties, enabling testing, debugging, and automation directly on the device. The console also supports recording and replaying touch events for UI testing as well as running Ruby scripts to programmatically drive the iOS app under test.

1. libcat
iOS
12 12 ( ) 12 30 ~ 17 00
304
Shell System iOS UIControllers, UIViews
,
Rails Console
interactive
Logging
Breakpoint
Compile, Run
<-> Console <->
, ,
,
view.hidden = true
view.frame = {{10,10}, {100,100}}
UI
open (o)
flick (f)
drag (d)
UI , ,
,
libcat/
script/
PrivateAPI/
TestCases/
SimpleApp/
TestApp/
LibcatPresentation/
.

2. Console
~/libcat/script$ ./console.rb
ls TARGET : list target object (l) help : help (h)
> ls : list current object quit : quit (q)
> ls -r : list recursive about : about libcat Console
cd TARGET : change target object clear : clear the screen
> cd : to topViewController history : input commands history
> cd . : to self sleep N : sleep N seconds
> cd .. : to superview
> cd / : to rootViewController class introspection
> cd ~ : to keyWindow > classInfo TARGET (c)
> cd ~~ : to UIApplication > methods TARGET (m)
> cd 0 : at index as listed > classMethods TARGET (M)
> cd 1 0 : at section and row > ivars TARGET (i)
> cd Title : labeled as Title > protocols TARGET
> cd view : to property > UIApplication
> cd UIButton : to class > UITableViewDelegate
> cd 0x6067490 : at memory address enum ENUMTYPE : enum type info
pwd : view & controller hierarchy > enum UIInterfaceOrientationPortrait
properties TARGET : list properties (p) > enum UIInterfaceOrientation
> text : property getter map ARGS
> text = hello : property setter > view.subviews.map text frame.size
flick TARGET : flick target UI (f) events (USE_PRIVATE_API) : list touch events (e)
touch TARGET : touch target UI (t) > events record : record on/off (er)
back : popViewController UI (b) > events play : play events (ep)
drag TARGET : drag target UI (d) > events cut N : cut N events (ex)
rm TARGET : removeFromSuperview UI > events clear : clear events (ec)
png TARGET : capture target as image UI > events replay NAME : replay events (ee)
> events save NAME : save events (es)
open : open Safari UI (o) > events load NAME : load events (el)
Object Navigation
ls TARGET
cd TARGET
pwd
TARGET
> cd . : to self
> cd .. : to superview
> cd / : to rootViewController
> cd ~ : to keyWindow
> cd ~~ : to UIApplication
> cd 0 : at index as listed
> cd 1 0 : at section and row
> cd -1 0 : at index on toolbar
> cd Title : labeled as Title
> cd view : to property
> cd UIButton : to class
> cd 0x6067490 : at memory address
Properties
> properties
> text
> backgroundColor
> view.frame.size
> text = hello
> backgroundColor = redColor
> alpha = 0.5
> view.frame = {{0, 0}, {320, 416}}
.

3. Class Introspection
> classInfo TARGET (c)
> methods TARGET (m)
> classMethods TARGET (M)
> ivars TARGET (i)
> protocols TARGET
> UIApplication
> UITableViewDelegate
map ARGS
> view.subviews.map text frame.size
> view.subviews.map frame subviews.count
Show UIViews on Web Browser
open
UI commands
flash (f)
touch (t)
back (b)
drag (d)
rm TARGET
png TARGET
Automation Script
require './console'
c = Console.new
c.input 'ls'
c.input 'view.backgroundColor = greenColor'
script/test_script.rb
UI Events Recorder
> events : list touch events (e)
> events record : record on/off (er)
> events play : play events (ep)
> events cut N : cut N events (ex)
> events clear : clear events (ec)
> events replay NAME : replay events (ee)
> events save NAME : save events (es)
> events load NAME : load events (el)
USEPRIVATEAPI=1
Examples
object introspection https://gist.github.com/879287
media query https://gist.github.com/870633
list properties https://gist.github.com/831768