Add conformance checking example

This commit is contained in:
Joeri Exelmans 2024-10-08 22:35:47 +02:00
parent b69efc9af0
commit 17bff66e8e
8 changed files with 227 additions and 16 deletions

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from state.devstate import DevState
from bootstrap.scd import bootstrap_scd
from services.scd import SCD
from concrete_syntax.plantuml import renderer as plantuml
def main():
state = DevState()
root = state.read_root() # id: 0
scd_mm_id = bootstrap_scd(state)
uml = ""
# Render SCD Meta-Model as Object Diagram
uml += plantuml.render_package("Object Diagram", plantuml.render_object_diagram(state, scd_mm_id, scd_mm_id, prefix_ids="od_"))
# Render SCD Meta-Model as Class Diagram
uml += plantuml.render_package("Class Diagram", plantuml.render_class_diagram(state, scd_mm_id, prefix_ids="cd_"))
# Render conformance
uml += plantuml.render_trace_conformance(state, scd_mm_id, scd_mm_id, prefix_inst_ids="od_", prefix_type_ids="cd_")
print(uml)
if __name__ == "__main__":
main()

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from state.devstate import DevState
from bootstrap.scd import bootstrap_scd
from framework.conformance import Conformance, render_conformance_check_result
from concrete_syntax.textual_od import parser, renderer
from concrete_syntax.common import indent
from concrete_syntax.plantuml import renderer as plantuml
from util.prompt import yes_no, pause
state = DevState()
print("Loading meta-meta-model...")
scd_mmm = bootstrap_scd(state)
print("OK")
print("Is our meta-meta-model a valid class diagram?")
conf = Conformance(state, scd_mmm, scd_mmm)
print(render_conformance_check_result(conf.check_nominal()))
# If you are curious, you can serialize the meta-meta-model:
# print("--------------")
# print(indent(
# renderer.render_od(state,
# m_id=scd_mmm,
# mm_id=scd_mmm),
# 4))
# print("--------------")
# Change this:
woods_mm_cs = """
Animal:Class {
# The class Animal is an abstract class:
abstract = True;
}
# A class without attributes
# The `abstract` attribute shown above is optional (default: False)
Bear:Class
# Inheritance between two Classes is expressed as follows:
:Inheritance (Bear -> Animal) # meaning: Bear is an Animal
Man:Class {
# We can define lower and upper cardinalities on Classes
# (if unspecified, the lower-card is 0, and upper-card is infinity)
lower_cardinality = 1; # there must be at least one Man in every model
upper_cardinality = 2; # there must be at most two Men in every model
constraint = ```
# Python code
# the last statement must be a boolean expression
# When conformance checking, this code will be run for every Man-object.
# The variable 'this' refers to the current Man-object.
# Every man weighs at least '20'
# (the attribute 'weight' is added further down)
get_value(get_slot(this, "weight")) > 20
```;
}
# Note that we can only declare the inheritance link after having declared both Man and Animal: We can only refer to earlier objects
:Inheritance (Man -> Animal) # Man is also an Animal
# BTW, we could also give the Inheritance-link a name, for instance:
# man_is_animal:Inheritance (Man -> Animal)
#
# Likewise, Classes, Associations, ... can also be nameless, for instance:
# :Class { ... }
# :Association (Man -> Man) { ... }
# However, we typically want to give names to classes and associations, because we want to refer to them later.
# We now add an attribute to 'Man'
# Attributes are not that different from Associations: both are represented by links
Man_weight:AttributeLink (Man -> Integer) {
name = "weight"; # mandatory!
optional = False; # <- meaning: every Man *must* have a weight
# We can also define constraints on attributes
constraint = ```
# Python code
# Here, 'this' refers to the LINK that connects a Man-object to an Integer
tgt = get_target(this) # <- we get the target of the LINK (an Integer-object)
weight = get_value(tgt) # <- get the Integer-value (e.g., 80)
weight > 20
```;
}
# Create an Association from Man to Animal
afraidOf:Association (Man -> Animal) {
# An association has the following (optional) attributes:
# - source_lower_cardinality (default: 0)
# - source_upper_cardinality (default: infinity)
# - target_lower_cardinality (default: 0)
# - target_upper_cardinality (default: infinity)
# Every Man is afraid of at least one Animal:
target_lower_cardinality = 1;
# No more than 6 Men are afraid of the same Animal:
source_upper_cardinality = 6;
}
# Create a GlobalConstraint
total_weight_small_enough:GlobalConstraint {
# Note: for GlobalConstraints, there is no 'this'-variable
constraint = ```
# Python code
# compute sum of all weights
total_weight = 0
for man_name, man_id in get_all_instances("Man"):
total_weight += get_value(get_slot(man_id, "weight"))
# as usual, the last statement is a boolean expression that we think should be satisfied
total_weight < 85
```;
}
"""
print()
print("Parsing 'woods' meta-model...")
woods_mm = parser.parse_od(
state,
m_text=woods_mm_cs, # the string of text to parse
mm=scd_mmm, # the meta-model of class diagrams (= our meta-meta-model)
)
print("OK")
# As a double-check, you can serialize the parsed model:
# print("--------------")
# print(indent(
# renderer.render_od(state,
# m_id=woods_mm,
# mm_id=scd_mmm),
# 4))
# print("--------------")
print("Is our 'woods' meta-model a valid class diagram?")
conf = Conformance(state, woods_mm, scd_mmm)
print(render_conformance_check_result(conf.check_nominal()))
# Change this:
woods_m_cs = """
george:Man {
weight = 15;
}
billy:Man {
weight = 100;
}
bear1:Bear
bear2:Bear
:afraidOf (george -> bear1)
:afraidOf (george -> bear2)
"""
print()
print("Parsing 'woods' model...")
woods_m = parser.parse_od(
state,
m_text=woods_m_cs,
mm=woods_mm, # this time, the meta-model is the previous model we parsed
)
print("OK")
# As a double-check, you can serialize the parsed model:
# print("--------------")
# print(indent(
# renderer.render_od(state,
# m_id=woods_m,
# mm_id=woods_mm),
# 4))
# print("--------------")
print("Is our model a valid woods-diagram?")
conf = Conformance(state, woods_m, woods_mm)
print(render_conformance_check_result(conf.check_nominal()))
print()
print("==================================")
if yes_no("Print PlantUML?"):
print_mm = yes_no(" ▸ Print meta-model?")
print_m = yes_no(" ▸ Print model?")
print_conf = print_mm and print_m and yes_no(" ▸ Print conformance links?")
uml = ""
if print_mm:
uml += plantuml.render_package("Meta-model", plantuml.render_class_diagram(state, woods_mm))
if print_m:
uml += plantuml.render_package("Model", plantuml.render_object_diagram(state, woods_m, woods_mm))
if print_conf:
uml += plantuml.render_trace_conformance(state, woods_m, woods_mm)
print("==================================")
print(uml)
print("==================================")
print("Go to http://www.plantuml.com/plantuml/uml/")
print("and paste the above string.")

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package "DSL Meta-Model" {
class "Bear" as 00000000_0000_0000_0000_00000000046d {
}
abstract class "Animal" as 00000000_0000_0000_0000_000000000474 {
}
class "Man" as 00000000_0000_0000_0000_000000000491 {
weight : Integer
}
00000000_0000_0000_0000_000000000474 <|-- 00000000_0000_0000_0000_000000000491
00000000_0000_0000_0000_000000000474 <|-- 00000000_0000_0000_0000_00000000046d
00000000_0000_0000_0000_000000000491 " " --> "1 .. *" 00000000_0000_0000_0000_000000000474 : afraidOf
}
package "Int Meta-Model" {
class "Integer" as 00000000_0000_0000_0000_000000000094 {
}
}
package "RAMified DSL Meta-Model" {
class "RAM_Bear" as 00000000_0000_0000_0000_0000000005bb {
}
class "RAM_Animal" as 00000000_0000_0000_0000_0000000005c5 {
}
class "RAM_Man" as 00000000_0000_0000_0000_0000000005cf {
RAM_weight : ActionCode
}
00000000_0000_0000_0000_0000000005c5 <|-- 00000000_0000_0000_0000_0000000005cf
00000000_0000_0000_0000_0000000005c5 <|-- 00000000_0000_0000_0000_0000000005bb
00000000_0000_0000_0000_0000000005cf " " --> "0 .. *" 00000000_0000_0000_0000_0000000005c5 : RAM_afraidOf
}
package "RAMified Int Meta-Model" {
class "RAM_Integer" as 00000000_0000_0000_0000_00000000064c {
}
}
00000000_0000_0000_0000_0000000005bb ..> 00000000_0000_0000_0000_00000000046d #line:green;text:green : RAMifies
00000000_0000_0000_0000_0000000005c5 ..> 00000000_0000_0000_0000_000000000474 #line:green;text:green : RAMifies
00000000_0000_0000_0000_0000000005cf ..> 00000000_0000_0000_0000_000000000491 #line:green;text:green : RAMifies
00000000_0000_0000_0000_0000000005cf::RAM_weight ..> 00000000_0000_0000_0000_000000000491::weight #line:green;text:green : RAMifies
00000000_0000_0000_0000_00000000064c ..> 00000000_0000_0000_0000_000000000094 #line:green;text:green : RAMifies
package "LHS" {
map "scaryAnimal : RAM_Animal" as 00000000_0000_0000_0000_00000000068a {
}
map "man : RAM_Man" as 00000000_0000_0000_0000_00000000066d {
RAM_weight => `v > 60`
}
00000000_0000_0000_0000_00000000066d -> 00000000_0000_0000_0000_00000000068a : :RAM_afraidOf
}
00000000_0000_0000_0000_00000000068a ..> 00000000_0000_0000_0000_0000000005c5 #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_00000000066d ..> 00000000_0000_0000_0000_0000000005cf #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_00000000066d::RAM_weight ..> 00000000_0000_0000_0000_0000000005cf::RAM_weight #line:blue;text:blue : instanceOf
package "RHS" {
map "man : RAM_Man" as 00000000_0000_0000_0000_000000000699 {
RAM_weight => `v + 5`
}
map "bill : RAM_Man" as 00000000_0000_0000_0000_0000000006b6 {
RAM_weight => `100`
}
00000000_0000_0000_0000_0000000006b6 -> 00000000_0000_0000_0000_000000000699 : :RAM_afraidOf
}
00000000_0000_0000_0000_000000000699 ..> 00000000_0000_0000_0000_0000000005cf #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000699::RAM_weight ..> 00000000_0000_0000_0000_0000000005cf::RAM_weight #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_0000000006b6 ..> 00000000_0000_0000_0000_0000000005cf #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_0000000006b6::RAM_weight ..> 00000000_0000_0000_0000_0000000005cf::RAM_weight #line:blue;text:blue : instanceOf
package "Model (before rewrite)" {
map "bear2 : Bear" as 00000000_0000_0000_0000_000000000597 {
}
map "bear1 : Bear" as 00000000_0000_0000_0000_000000000590 {
}
map "george : Man" as 00000000_0000_0000_0000_000000000573 {
weight => 80
}
00000000_0000_0000_0000_000000000573 -> 00000000_0000_0000_0000_000000000590 : :afraidOf
00000000_0000_0000_0000_000000000573 -> 00000000_0000_0000_0000_000000000597 : :afraidOf
}
00000000_0000_0000_0000_000000000597 ..> 00000000_0000_0000_0000_00000000046d #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000590 ..> 00000000_0000_0000_0000_00000000046d #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000573 ..> 00000000_0000_0000_0000_000000000491 #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000573::weight ..> 00000000_0000_0000_0000_000000000491::weight #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_00000000068a ..> 00000000_0000_0000_0000_000000000590 #line:red;line.dotted;text:red : matchedWith
00000000_0000_0000_0000_00000000066d ..> 00000000_0000_0000_0000_000000000573 #line:red;line.dotted;text:red : matchedWith
00000000_0000_0000_0000_00000000066d::RAM_weight ..> 00000000_0000_0000_0000_000000000573::weight #line:red;line.dotted;text:red : matchedWith
package "Model (after rewrite 0)" {
map "bear2 : Bear" as 00000000_0000_0000_0000_0000000006db {
}
map "george : Man" as 00000000_0000_0000_0000_0000000006e9 {
weight => 85
}
map "bill0 : Man" as 00000000_0000_0000_0000_000000000723 {
weight => 100
}
00000000_0000_0000_0000_000000000723 -> 00000000_0000_0000_0000_0000000006e9 : :afraidOf
00000000_0000_0000_0000_0000000006e9 -> 00000000_0000_0000_0000_0000000006db : :afraidOf
}
00000000_0000_0000_0000_000000000699 ..> 00000000_0000_0000_0000_0000000006e9 #line:red;line.dotted;text:red : matchedWith
00000000_0000_0000_0000_000000000699::RAM_weight ..> 00000000_0000_0000_0000_0000000006e9::weight #line:red;line.dotted;text:red : matchedWith
00000000_0000_0000_0000_0000000006b6 ..> 00000000_0000_0000_0000_000000000723 #line:red;line.dotted;text:red : matchedWith
00000000_0000_0000_0000_0000000006db ..> 00000000_0000_0000_0000_00000000046d #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_0000000006e9 ..> 00000000_0000_0000_0000_000000000491 #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_0000000006e9::weight ..> 00000000_0000_0000_0000_000000000491::weight #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000723 ..> 00000000_0000_0000_0000_000000000491 #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000723::weight ..> 00000000_0000_0000_0000_000000000491::weight #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_00000000068a ..> 00000000_0000_0000_0000_000000000597 #line:orange;line.dotted;text:orange : matchedWith
00000000_0000_0000_0000_00000000066d ..> 00000000_0000_0000_0000_000000000573 #line:orange;line.dotted;text:orange : matchedWith
00000000_0000_0000_0000_00000000066d::RAM_weight ..> 00000000_0000_0000_0000_000000000573::weight #line:orange;line.dotted;text:orange : matchedWith
package "Model (after rewrite 1)" {
map "bear1 : Bear" as 00000000_0000_0000_0000_000000000747 {
}
map "george : Man" as 00000000_0000_0000_0000_00000000074e {
weight => 85
}
map "bill0 : Man" as 00000000_0000_0000_0000_000000000788 {
weight => 100
}
00000000_0000_0000_0000_000000000788 -> 00000000_0000_0000_0000_00000000074e : :afraidOf
00000000_0000_0000_0000_00000000074e -> 00000000_0000_0000_0000_000000000747 : :afraidOf
}
00000000_0000_0000_0000_000000000699 ..> 00000000_0000_0000_0000_00000000074e #line:orange;line.dotted;text:orange : matchedWith
00000000_0000_0000_0000_000000000699::RAM_weight ..> 00000000_0000_0000_0000_00000000074e::weight #line:orange;line.dotted;text:orange : matchedWith
00000000_0000_0000_0000_0000000006b6 ..> 00000000_0000_0000_0000_000000000788 #line:orange;line.dotted;text:orange : matchedWith
00000000_0000_0000_0000_000000000747 ..> 00000000_0000_0000_0000_00000000046d #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_00000000074e ..> 00000000_0000_0000_0000_000000000491 #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_00000000074e::weight ..> 00000000_0000_0000_0000_000000000491::weight #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000788 ..> 00000000_0000_0000_0000_000000000491 #line:blue;text:blue : instanceOf
00000000_0000_0000_0000_000000000788::weight ..> 00000000_0000_0000_0000_000000000491::weight #line:blue;text:blue : instanceOf

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# Model transformation experiment
from state.devstate import DevState
from bootstrap.scd import bootstrap_scd
from uuid import UUID
from services.scd import SCD
from framework.conformance import Conformance
from services.od import OD
from transformation.matcher import mvs_adapter
from transformation.ramify import ramify
from transformation.cloner import clone_od
from transformation import rewriter
from services.bottom.V0 import Bottom
from services.primitives.integer_type import Integer
from concrete_syntax.plantuml import renderer as plantuml
from concrete_syntax.textual_od import parser, renderer
def main():
state = DevState()
root = state.read_root() # id: 0
# Meta-meta-model: a class diagram that describes the language of class diagrams
scd_mmm_id = bootstrap_scd(state)
int_mm_id = UUID(state.read_value(state.read_dict(state.read_root(), "Integer")))
string_mm_id = UUID(state.read_value(state.read_dict(state.read_root(), "String")))
# conf = Conformance(state, scd_mmm_id, scd_mmm_id)
# print("Conformance SCD_MM -> SCD_MM?", conf.check_nominal(log=True))
# print("--------------------------------------")
# print(renderer.render_od(state, scd_mmm_id, scd_mmm_id, hide_names=True))
# print("--------------------------------------")
# Create DSL MM with parser
dsl_mm_cs = """
# Integer:ModelRef
Bear:Class
Animal:Class {
abstract = True;
}
Man:Class {
lower_cardinality = 1;
upper_cardinality = 2;
constraint = ```
get_value(get_slot(this, "weight")) > 20
```;
}
Man_weight:AttributeLink (Man -> Integer) {
name = "weight";
optional = False;
constraint = ```
# this is the same constraint as above, but this time, part of the attributelink itself (and thus shorter)
tgt = get_target(this)
tgt_type = get_type_name(tgt)
get_value(tgt) > 20
```;
}
afraidOf:Association (Man -> Animal) {
target_lower_cardinality = 1;
}
:Inheritance (Man -> Animal)
:Inheritance (Bear -> Animal)
not_too_fat:GlobalConstraint {
constraint = ```
# total weight of all men low enough
total_weight = 0
for man_name, man_id in get_all_instances("Man"):
total_weight += get_value(get_slot(man_id, "weight"))
total_weight < 85
```;
}
"""
dsl_mm_id = parser.parse_od(state, dsl_mm_cs, mm=scd_mmm_id)
# Create DSL M with parser
dsl_m_cs = """
george:Man {
weight = 80;
}
bear1:Bear
bear2:Bear
:afraidOf (george -> bear1)
:afraidOf (george -> bear2)
"""
dsl_m_id = parser.parse_od(state, dsl_m_cs, mm=dsl_mm_id)
# print("DSL MM:")
# print("--------------------------------------")
# print(renderer.render_od(state, dsl_mm_id, scd_mmm_id, hide_names=True))
# print("--------------------------------------")
conf = Conformance(state, dsl_mm_id, scd_mmm_id)
print("Conformance DSL_MM -> SCD_MM?", conf.check_nominal(log=True))
# print("DSL M:")
# print("--------------------------------------")
# print(renderer.render_od(state, dsl_m_id, dsl_mm_id, hide_names=True))
# print("--------------------------------------")
conf = Conformance(state, dsl_m_id, dsl_mm_id)
print("Conformance DSL_M -> DSL_MM?", conf.check_nominal(log=True))
# RAMify MM
prefix = "RAM_" # all ramified types can be prefixed to distinguish them a bit more
ramified_mm_id = ramify(state, dsl_mm_id, prefix)
ramified_int_mm_id = ramify(state, int_mm_id, prefix)
# LHS - pattern to match
# TODO: enable more powerful constraints
lhs_cs = f"""
# object to match
man:{prefix}Man {{
# match only men heavy enough
{prefix}weight = `v > 60`;
}}
# object to delete
scaryAnimal:{prefix}Animal
# link to delete
manAfraidOfAnimal:{prefix}afraidOf (man -> scaryAnimal)
"""
lhs_id = parser.parse_od(state, lhs_cs, mm=ramified_mm_id)
conf = Conformance(state, lhs_id, ramified_mm_id)
print("Conformance LHS_M -> RAM_DSL_MM?", conf.check_nominal(log=True))
# RHS of our rule
# TODO: enable more powerful actions
rhs_cs = f"""
# matched object
man:{prefix}Man {{
# man gains weight
{prefix}weight = `v + 5`;
}}
# object to create
bill:{prefix}Man {{
{prefix}weight = `100`;
}}
# link to create
billAfraidOfMan:{prefix}afraidOf (bill -> man)
"""
rhs_id = parser.parse_od(state, rhs_cs, mm=ramified_mm_id)
conf = Conformance(state, rhs_id, ramified_mm_id)
print("Conformance RHS_M -> RAM_DSL_MM?", conf.check_nominal(log=True))
def render_ramification():
uml = (""
# Render original and RAMified meta-models
+ plantuml.render_package("DSL Meta-Model", plantuml.render_class_diagram(state, dsl_mm_id))
+ plantuml.render_package("Int Meta-Model", plantuml.render_class_diagram(state, int_mm_id))
+ plantuml.render_package("RAMified DSL Meta-Model", plantuml.render_class_diagram(state, ramified_mm_id))
+ plantuml.render_package("RAMified Int Meta-Model", plantuml.render_class_diagram(state, ramified_int_mm_id))
# Render RAMification traceability links
+ plantuml.render_trace_ramifies(state, dsl_mm_id, ramified_mm_id)
+ plantuml.render_trace_ramifies(state, int_mm_id, ramified_int_mm_id)
)
# Render pattern
uml += plantuml.render_package("LHS", plantuml.render_object_diagram(state, lhs_id, ramified_mm_id))
uml += plantuml.render_trace_conformance(state, lhs_id, ramified_mm_id)
# Render pattern
uml += plantuml.render_package("RHS", plantuml.render_object_diagram(state, rhs_id, ramified_mm_id))
uml += plantuml.render_trace_conformance(state, rhs_id, ramified_mm_id)
return uml
def render_all_matches():
uml = render_ramification()
# Render host graph (before rewriting)
uml += plantuml.render_package("Model (before rewrite)", plantuml.render_object_diagram(state, dsl_m_id, dsl_mm_id))
# Render conformance
uml += plantuml.render_trace_conformance(state, dsl_m_id, dsl_mm_id)
print("matching...")
generator = mvs_adapter.match_od(state, dsl_m_id, dsl_mm_id, lhs_id, ramified_mm_id)
for match, color in zip(generator, ["red", "orange"]):
print("\nMATCH:\n", match)
# Render every match
uml += plantuml.render_trace_match(state, match, lhs_id, dsl_m_id, color)
print("DONE")
return uml
def render_rewrite():
uml = render_ramification()
# Render host graph (before rewriting)
uml += plantuml.render_package("Model (before rewrite)", plantuml.render_object_diagram(state, dsl_m_id, dsl_mm_id))
# Render conformance
uml += plantuml.render_trace_conformance(state, dsl_m_id, dsl_mm_id)
generator = mvs_adapter.match_od(state, dsl_m_id, dsl_mm_id, lhs_id, ramified_mm_id)
for i, (match, color) in enumerate(zip(generator, ["red", "orange"])):
uml += plantuml.render_trace_match(state, match, lhs_id, dsl_m_id, color)
# rewrite happens in-place (which sucks), so we will only modify a clone:
snapshot_dsl_m_id = clone_od(state, dsl_m_id, dsl_mm_id)
rewriter.rewrite(state, lhs_id, rhs_id, ramified_mm_id, match, snapshot_dsl_m_id, dsl_mm_id)
conf = Conformance(state, snapshot_dsl_m_id, dsl_mm_id)
print(f"Conformance DSL_M (after rewrite {i}) -> DSL_MM?", conf.check_nominal(log=True))
# Render host graph (after rewriting)
uml += plantuml.render_package(f"Model (after rewrite {i})", plantuml.render_object_diagram(state, snapshot_dsl_m_id, dsl_mm_id))
# Render match
uml += plantuml.render_trace_match(state, match, rhs_id, snapshot_dsl_m_id, color)
# Render conformance
uml += plantuml.render_trace_conformance(state, snapshot_dsl_m_id, dsl_mm_id)
return uml
# plantuml_str = render_all_matches()
plantuml_str = render_rewrite()
print()
print("==============================================")
print("BEGIN PLANTUML")
print("==============================================")
print(plantuml_str)
print("==============================================")
print("END PLANTUML")
print("==============================================")
if __name__ == "__main__":
main()