run-gut-tests-action/test_proj/addons/gut/utils.gd
2020-07-25 17:09:22 -04:00

312 lines
12 KiB
GDScript

# ##############################################################################
#(G)odot (U)nit (T)est class
#
# ##############################################################################
# The MIT License (MIT)
# =====================
#
# Copyright (c) 2020 Tom "Butch" Wesley
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
# ##############################################################################
# Description
# -----------
# This class is a PSUEDO SINGLETON. You should not make instances of it but use
# the get_instance static method.
# ##############################################################################
extends Node
# ------------------------------------------------------------------------------
# The instance name as a function since you can't have static variables.
# ------------------------------------------------------------------------------
static func INSTANCE_NAME():
return '__GutUtilsInstName__'
# ------------------------------------------------------------------------------
# Gets the root node without having to be in the tree and pushing out an error
# if we don't have a main loop ready to go yet.
# ------------------------------------------------------------------------------
static func get_root_node():
var to_return = null
var main_loop = Engine.get_main_loop()
if(main_loop != null):
return main_loop.root
else:
push_error('No Main Loop Yet')
return null
# ------------------------------------------------------------------------------
# Get the ONE instance of utils
# ------------------------------------------------------------------------------
static func get_instance():
var the_root = get_root_node()
var inst = null
if(the_root.has_node(INSTANCE_NAME())):
inst = the_root.get_node(INSTANCE_NAME())
else:
inst = load('res://addons/gut/utils.gd').new()
inst.set_name(INSTANCE_NAME())
the_root.add_child(inst)
return inst
var Logger = load('res://addons/gut/logger.gd') # everything should use get_logger
var _lgr = null
var _test_mode = false
var AutoFree = load('res://addons/gut/autofree.gd')
var Doubler = load('res://addons/gut/doubler.gd')
var Gut = load('res://addons/gut/gut.gd')
var HookScript = load('res://addons/gut/hook_script.gd')
var MethodMaker = load('res://addons/gut/method_maker.gd')
var OneToMany = load('res://addons/gut/one_to_many.gd')
var OrphanCounter = load('res://addons/gut/orphan_counter.gd')
var ParameterFactory = load('res://addons/gut/parameter_factory.gd')
var ParameterHandler = load('res://addons/gut/parameter_handler.gd')
var Printers = load('res://addons/gut/printers.gd')
var Spy = load('res://addons/gut/spy.gd')
var Strutils = load('res://addons/gut/strutils.gd')
var Stubber = load('res://addons/gut/stubber.gd')
var StubParams = load('res://addons/gut/stub_params.gd')
var Summary = load('res://addons/gut/summary.gd')
var Test = load('res://addons/gut/test.gd')
var TestCollector = load('res://addons/gut/test_collector.gd')
var ThingCounter = load('res://addons/gut/thing_counter.gd')
# Source of truth for the GUT version
var version = '7.0.0'
# The required Godot version as an array.
var req_godot = [3, 2, 0]
# Used for doing file manipulation stuff so as to not keep making File instances.
# could be a bit of overkill but who cares.
var _file_checker = File.new()
const GUT_METADATA = '__gut_metadata_'
enum DOUBLE_STRATEGY{
FULL,
PARTIAL
}
# ------------------------------------------------------------------------------
# Blurb of text with GUT and Godot versions.
# ------------------------------------------------------------------------------
func get_version_text():
var v_info = Engine.get_version_info()
var gut_version_info = str('GUT version: ', version)
var godot_version_info = str('Godot version: ', v_info.major, '.', v_info.minor, '.', v_info.patch)
return godot_version_info + "\n" + gut_version_info
# ------------------------------------------------------------------------------
# Returns a nice string for erroring out when we have a bad Godot version.
# ------------------------------------------------------------------------------
func get_bad_version_text():
var ver = join_array(req_godot, '.')
var info = Engine.get_version_info()
var gd_version = str(info.major, '.', info.minor, '.', info.patch)
return 'GUT ' + version + ' requires Godot ' + ver + ' or greater. Godot version is ' + gd_version
# ------------------------------------------------------------------------------
# Checks the Godot version against req_godot array.
# ------------------------------------------------------------------------------
func is_version_ok():
var info = Engine.get_version_info()
var is_ok = info.major >= req_godot[0] and \
info.minor >= req_godot[1] and \
info.patch >= req_godot[2]
return is_ok
# ------------------------------------------------------------------------------
# Everything should get a logger through this.
#
# When running in test mode this will always return a new logger so that errors
# are not caused by getting bad warn/error/etc counts.
# ------------------------------------------------------------------------------
func get_logger():
if(_test_mode):
return Logger.new()
else:
if(_lgr == null):
_lgr = Logger.new()
return _lgr
# ------------------------------------------------------------------------------
# Returns an array created by splitting the string by the delimiter
# ------------------------------------------------------------------------------
func split_string(to_split, delim):
var to_return = []
var loc = to_split.find(delim)
while(loc != -1):
to_return.append(to_split.substr(0, loc))
to_split = to_split.substr(loc + 1, to_split.length() - loc)
loc = to_split.find(delim)
to_return.append(to_split)
return to_return
# ------------------------------------------------------------------------------
# Returns a string containing all the elements in the array separated by delim
# ------------------------------------------------------------------------------
func join_array(a, delim):
var to_return = ''
for i in range(a.size()):
to_return += str(a[i])
if(i != a.size() -1):
to_return += str(delim)
return to_return
# ------------------------------------------------------------------------------
# return if_null if value is null otherwise return value
# ------------------------------------------------------------------------------
func nvl(value, if_null):
if(value == null):
return if_null
else:
return value
# ------------------------------------------------------------------------------
# returns true if the object has been freed, false if not
#
# From what i've read, the weakref approach should work. It seems to work most
# of the time but sometimes it does not catch it. The str comparison seems to
# fill in the gaps. I've not seen any errors after adding that check.
# ------------------------------------------------------------------------------
func is_freed(obj):
var wr = weakref(obj)
return !(wr.get_ref() and str(obj) != '[Deleted Object]')
# ------------------------------------------------------------------------------
# Pretty self explanitory.
# ------------------------------------------------------------------------------
func is_not_freed(obj):
return !is_freed(obj)
# ------------------------------------------------------------------------------
# Checks if the passed in object is a GUT Double or Partial Double.
# ------------------------------------------------------------------------------
func is_double(obj):
var to_return = false
if(typeof(obj) == TYPE_OBJECT and is_instance_valid(obj)):
to_return = obj.has_method('__gut_instance_from_id')
return to_return
# ------------------------------------------------------------------------------
# Returns an array of values by calling get(property) on each element in source
# ------------------------------------------------------------------------------
func extract_property_from_array(source, property):
var to_return = []
for i in (source.size()):
to_return.append(source[i].get(property))
return to_return
# ------------------------------------------------------------------------------
# true if file exists, false if not.
# ------------------------------------------------------------------------------
func file_exists(path):
return _file_checker.file_exists(path)
# ------------------------------------------------------------------------------
# Write a file.
# ------------------------------------------------------------------------------
func write_file(path, content):
var f = File.new()
var result = f.open(path, f.WRITE)
if(result == OK):
f.store_string(content)
f.close()
# ------------------------------------------------------------------------------
# true if what is passed in is null or an empty string.
# ------------------------------------------------------------------------------
func is_null_or_empty(text):
return text == null or text == ''
# ------------------------------------------------------------------------------
# Get the name of a native class or null if the object passed in is not a
# native class.
# ------------------------------------------------------------------------------
func get_native_class_name(thing):
var to_return = null
if(is_native_class(thing)):
to_return = thing.new().get_class()
return to_return
# ------------------------------------------------------------------------------
# Checks an object to see if it is a GDScriptNativeClass
# ------------------------------------------------------------------------------
func is_native_class(thing):
var it_is = false
if(typeof(thing) == TYPE_OBJECT):
it_is = str(thing).begins_with("[GDScriptNativeClass:")
return it_is
# ------------------------------------------------------------------------------
# Returns the text of a file or an empty string if the file could not be opened.
# ------------------------------------------------------------------------------
func get_file_as_text(path):
var to_return = ''
var f = File.new()
var result = f.open(path, f.READ)
if(result == OK):
to_return = f.get_as_text()
f.close()
return to_return
# ------------------------------------------------------------------------------
# Loops through an array of things and calls a method or checks a property on
# each element until it finds the returned value. The item in the array is
# returned or null if it is not found.
# ------------------------------------------------------------------------------
func search_array(ar, prop_method, value):
var found = false
var idx = 0
while(idx < ar.size() and !found):
var item = ar[idx]
if(item.get(prop_method) != null):
if(item.get(prop_method) == value):
found = true
elif(item.has_method(prop_method)):
if(item.call(prop_method) == value):
found = true
if(!found):
idx += 1
if(found):
return ar[idx]
else:
return null