#!/usr/bin/python3 # # Copyright (C) 2015 The Android Open Source Project # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License.
"""
Generate Smali test files for test 967. """
import os import sys from pathlib import Path
BUILD_TOP = os.getenv("ANDROID_BUILD_TOP") if BUILD_TOP isNone:
print("ANDROID_BUILD_TOP not set. Please run build/envsetup.sh", file=sys.stderr)
sys.exit(1)
# Allow us to import utils and mixins.
sys.path.append(str(Path(BUILD_TOP)/"art"/"test"/"utils"/"python"))
from testgen.utils import get_copyright, subtree_sizes, gensym, filter_blanks import testgen.mixins as mixins
from enum import Enum from functools import total_ordering import itertools import string
# The max depth the type tree can have.
MAX_IFACE_DEPTH = 2
class MainClass(mixins.DumpMixin, mixins.Named, mixins.SmaliFileMixin): """
A Main.smali file containing the Main classand the main function. It will run
all the test functions we have. """
def __init__(self): """
Initialize this MainClass. We start out with no tests. """
self.tests = set()
def get_expected(self): """
Get the expected output of this test. """
all_tests = sorted(self.tests) return filter_blanks("\n".join(a.get_expected() for a in all_tests))
def add_test(self, ty): """
Add a test for the concrete type 'ty' """
self.tests.add(Func(ty))
def get_name(self): """
Get the name of this class """ return"Main"
def __str__(self): """
Print the MainClass smali code. """
all_tests = sorted(self.tests)
test_invoke = ""
test_funcs = "" for t in all_tests:
test_funcs += str(t) for t in all_tests:
test_invoke += self.TEST_GROUP_INVOKE_TEMPLATE.format(test_name=t.get_name())
main_func = self.MAIN_FUNCTION_TEMPLATE.format(test_group_invoke=test_invoke)
class Func(mixins.Named, mixins.NameComparableMixin): """
A function that tests the functionality of a concrete type. Should only be
constructed by MainClass.add_test. """
def __init__(self, farg): """
Initialize a test function for the given argument """
self.farg = farg
def get_expected(self): """
Get the expected output calling this function. """ return"\n".join(self.farg.get_expected())
def get_name(self): """
Get the name of this function """ return"TEST_FUNC_{}".format(self.farg.get_name())
def __str__(self): """
Print the smali code of this function. """ return self.TEST_FUNCTION_TEMPLATE.format(fname = self.get_name(),
farg = self.farg.get_name())
class InterfaceCallResponse(Enum): """
An enumeration of all the different types of responses to an interface call we can have """
NoError = 0
NoSuchMethodError = 1
AbstractMethodError = 2
IncompatibleClassChangeError = 3
def get_output_format(self): if self == InterfaceCallResponse.NoError: return"No exception thrown for {iface_name}.super.call() on {tree}\n" elif self == InterfaceCallResponse.AbstractMethodError: return"AbstractMethodError thrown for {iface_name}.super.call() on {tree}\n" elif self == InterfaceCallResponse.NoSuchMethodError: return"NoSuchMethodError thrown for {iface_name}.super.call() on {tree}\n" else: return"IncompatibleClassChangeError thrown for {iface_name}.super.call() on {tree}\n"
class TestClass(mixins.DumpMixin, mixins.Named, mixins.NameComparableMixin, mixins.SmaliFileMixin): """
A class that will be instantiated to test interface super behavior. """
TEST_CLASS_TEMPLATE = """{copyright}
.class public L{class_name};
.super Ljava/lang/Object;
{implements_spec}
# public class {class_name} implements {ifaces} {{
# public void call() {{ # throw new Error("{class_name}.call(v) should never get called!"); # }}
.method public call()V
.locals 2
new-instance v0, Ljava/lang/Error;
const-string v1, "{class_name}.call(v) should never get called!"
invoke-direct {{v0, v1}}, Ljava/lang/Error;-><init>(Ljava/lang/String;)V
throw v0
.end method
# public void callSupers() {{
.method public callSupers()V
.locals 4
sget-object v0, Ljava/lang/System;->out:Ljava/io/PrintStream;
{super_calls}
return-void
.end method # }}
# }} """
SUPER_CALL_TEMPLATE = """ # try {{ # System.out.println("Calling {iface_name}.super.call() on {tree}"); # {iface_name}.super.call(); # System.out.println("No exception thrown for {iface_name}.super.call() on {tree}"); # }} catch (AbstractMethodError ame) {{ # System.out.println("AbstractMethodError thrown for {iface_name}.super.call() on {tree}"); # }} catch (NoSuchMethodError nsme) {{ # System.out.println("NoSuchMethodError thrown for {iface_name}.super.call() on {tree}"); # }} catch (IncompatibleClassChangeError icce) {{ # System.out.println("IncompatibleClassChangeError thrown for {iface_name}.super.call() on {tree}"); # }} catch (Throwable t) {{ # System.out.println("Unknown error thrown for {iface_name}.super.call() on {tree}"); # throw t; # }}
:call_{class_name}_{iface_name}_try_start
const-string v1, "Calling {iface_name}.super.call() on {tree}"
invoke-virtual {{v0, v1}}, Ljava/io/PrintStream;->println(Ljava/lang/Object;)V
invoke-super {{p0}}, L{iface_name};->call()V
const-string v1, "No exception thrown for {iface_name}.super.call() on {tree}"
invoke-virtual {{v0, v1}}, Ljava/io/PrintStream;->println(Ljava/lang/Object;)V
goto :call_{class_name}_{iface_name}_end
:call_{class_name}_{iface_name}_try_end
.catch Ljava/lang/AbstractMethodError; {{:call_{class_name}_{iface_name}_try_start .. :call_{class_name}_{iface_name}_try_end}} :AME_{class_name}_{iface_name}_start
.catch Ljava/lang/NoSuchMethodError; {{:call_{class_name}_{iface_name}_try_start .. :call_{class_name}_{iface_name}_try_end}} :NSME_{class_name}_{iface_name}_start
.catch Ljava/lang/IncompatibleClassChangeError; {{:call_{class_name}_{iface_name}_try_start .. :call_{class_name}_{iface_name}_try_end}} :ICCE_{class_name}_{iface_name}_start
.catch Ljava/lang/Throwable; {{:call_{class_name}_{iface_name}_try_start .. :call_{class_name}_{iface_name}_try_end}} :error_{class_name}_{iface_name}_start
:AME_{class_name}_{iface_name}_start
const-string v1, "AbstractMethodError thrown for {iface_name}.super.call() on {tree}"
invoke-virtual {{v0, v1}}, Ljava/io/PrintStream;->println(Ljava/lang/Object;)V
goto :call_{class_name}_{iface_name}_end
:NSME_{class_name}_{iface_name}_start
const-string v1, "NoSuchMethodError thrown for {iface_name}.super.call() on {tree}"
invoke-virtual {{v0, v1}}, Ljava/io/PrintStream;->println(Ljava/lang/Object;)V
goto :call_{class_name}_{iface_name}_end
:ICCE_{class_name}_{iface_name}_start
const-string v1, "IncompatibleClassChangeError thrown for {iface_name}.super.call() on {tree}"
invoke-virtual {{v0, v1}}, Ljava/io/PrintStream;->println(Ljava/lang/Object;)V
goto :call_{class_name}_{iface_name}_end
:error_{class_name}_{iface_name}_start
move-exception v2
const-string v1, "Unknown error thrown for {iface_name}.super.call() on {tree}"
invoke-virtual {{v0, v1}}, Ljava/io/PrintStream;->println(Ljava/lang/Object;)V
throw v2
:call_{class_name}_{iface_name}_end """
OUTPUT_PREFIX = "Calling {iface_name}.super.call() on {tree}\n"
def __init__(self, ifaces): """
Initialize this test class which implements the given interfaces """
self.ifaces = ifaces
self.class_name = "CLASS_"+gensym()
def get_name(self): """
Get the name of this class """ return self.class_name
def get_tree(self): """
Print out a representation of the type tree of this class """ return"[{class_name} {iface_tree}]".format(class_name = self.class_name,
iface_tree = print_tree(self.ifaces))
def __iter__(self): """
Step through all interfaces implemented transitively by this class """ for i in self.ifaces: yield i yieldfrom i
def get_expected(self): for iface in self.ifaces: yield self.OUTPUT_PREFIX.format(iface_name = iface.get_name(), tree = self.get_tree()) yieldfrom iface.get_expected() yield iface.get_response().get_output_format().format(iface_name = iface.get_name(),
tree = self.get_tree())
def __str__(self): """
Print the smali code of this class. """
s_ifaces = '\n'.join(map(lambda a: self.IMPLEMENTS_TEMPLATE.format(iface_name = a.get_name()),
self.ifaces))
j_ifaces = ', '.join(map(lambda a: a.get_name(), self.ifaces))
super_template = self.SUPER_CALL_TEMPLATE
super_calls = "\n".join(super_template.format(iface_name = iface.get_name(),
class_name = self.get_name(),
tree = self.get_tree()) for iface in self.ifaces) return self.TEST_CLASS_TEMPLATE.format(copyright = get_copyright('smali'),
ifaces = j_ifaces,
implements_spec = s_ifaces,
tree = self.get_tree(),
class_name = self.class_name,
super_calls = super_calls)
class InterfaceType(Enum): """
An enumeration of all the different types of interfaces we can have.
default: It has a default method
abstract: It has a method declared but not defined
empty: It does not have the method """
default = 0
abstract = 1
empty = 2
def get_suffix(self): if self == InterfaceType.default: return"_DEFAULT" elif self == InterfaceType.abstract: return"_ABSTRACT" elif self == InterfaceType.empty: return"_EMPTY" else: raise TypeError("Interface type had illegal value.")
class ConflictInterface: """
A singleton representing a conflict of default methods. """
def is_conflict(self): """
Returns trueif this is a conflict interface and calling the method on this interface will
result in an IncompatibleClassChangeError. """ returnTrue
def is_abstract(self): """
Returns trueif this is an abstract interface and calling the method on this interface will
result in an AbstractMethodError. """ returnFalse
def is_empty(self): """
Returns trueif this is an abstract interface and calling the method on this interface will
result in a NoSuchMethodError. """ returnFalse
def is_default(self): """
Returns trueif this is a default interface and calling the method on this interface will
result in a method actually being called. """ returnFalse
class TestInterface(mixins.DumpMixin, mixins.Named, mixins.NameComparableMixin, mixins.SmaliFileMixin): """
An interface that will be used to test default method resolution order. """
def __init__(self, ifaces, iface_type, full_name = None): """
Initialize interface with the given super-interfaces """
self.ifaces = sorted(ifaces)
self.iface_type = iface_type if full_name isNone:
end = self.iface_type.get_suffix()
self.class_name = "INTERFACE_"+gensym()+end else:
self.class_name = full_name
def get_specific_version(self, v): """
Returns a copy of this interface of the given type for use in partial compilation. """ return TestInterface(self.ifaces, v, full_name = self.class_name)
def get_super_types(self): """
Returns a set of all the supertypes of this interface """ return set(i2 for i2 in self)
def is_conflict(self): """
Returns trueif this is a conflict interface and calling the method on this interface will
result in an IncompatibleClassChangeError. """ returnFalse
def is_abstract(self): """
Returns trueif this is an abstract interface and calling the method on this interface will
result in an AbstractMethodError. """ return self.iface_type == InterfaceType.abstract
def is_empty(self): """
Returns trueif this is an abstract interface and calling the method on this interface will
result in a NoSuchMethodError. """ return self.iface_type == InterfaceType.empty
def is_default(self): """
Returns trueif this is a default interface and calling the method on this interface will
result in a method actually being called. """ return self.iface_type == InterfaceType.default
def get_expected(self):
response = self.get_response() if response == InterfaceCallResponse.NoError: for iface in self.ifaces: if self.is_default(): yield self.OUTPUT_PREFIX.format(iface_name = iface.get_name(), tree = self.get_tree()) yieldfrom iface.get_expected() if self.is_default(): yield iface.get_response().get_output_format().format(iface_name = iface.get_name(),
tree = self.get_tree())
def get_called(self): """
Returns the interface that will be called when the method on this classis invoked or
CONFLICT_TYPE if there is no interface that will be called. """ ifnot self.is_empty() or len(self.ifaces) == 0: return self else:
best = self for super_iface in self.ifaces:
super_best = super_iface.get_called() if super_best.is_conflict(): return CONFLICT_TYPE elif best.is_default(): if super_best.is_default(): return CONFLICT_TYPE elif best.is_abstract(): if super_best.is_default():
best = super_best else: assert best.is_empty()
best = super_best return best
def get_name(self): """
Get the name of this class """ return self.class_name
def get_tree(self): """
Print out a representation of the type tree of this class """ return"[{class_name} {iftree}]".format(class_name = self.get_name(),
iftree = print_tree(self.ifaces))
def __iter__(self): """
Performs depth-first traversal of the interface tree this interface is the
root of. Does not filter out repeats. """ for i in self.ifaces: yield i yieldfrom i
def print_tree(ifaces): """
Prints a list of iface trees """ return" ".join(i.get_tree() for i in ifaces)
# The deduplicated output of subtree_sizes for each size up to # MAX_LEAF_IFACE_PER_OBJECT.
SUBTREES = [set(tuple(sorted(l)) for l in subtree_sizes(i)) for i in range(MAX_IFACE_DEPTH + 1)]
def create_test_classes(): """ Yield all the test classes with the different interface trees """ for num in range(1, MAX_IFACE_DEPTH + 1): for split in SUBTREES[num]:
ifaces = [] for sub in split:
ifaces.append(list(create_interface_trees(sub))) for supers in itertools.product(*ifaces): yield TestClass(supers)
def create_interface_trees(num): """ Yield all the interface trees up to 'num' depth. """ if num == 0: for iftype in InterfaceType: yield TestInterface(tuple(), iftype) return for split in SUBTREES[num]:
ifaces = [] for sub in split:
ifaces.append(list(create_interface_trees(sub))) for supers in itertools.product(*ifaces): for iftype in InterfaceType: yield TestInterface(supers, iftype)
def create_all_test_files(): """
Creates all the objects representing the files in this test. They just need to
be dumped. """
mc = MainClass()
classes = {mc} for clazz in create_test_classes():
classes.add(clazz) for i in clazz:
classes.add(i)
mc.add_test(clazz) return mc, classes
def main(argv):
smali_dir = Path(argv[1]) ifnot smali_dir.exists() ornot smali_dir.is_dir():
print("{} is not a valid smali dir".format(smali_dir), file=sys.stderr)
sys.exit(1)
expected_txt = Path(argv[2])
mainclass, all_files = create_all_test_files() with expected_txt.open('w') as out:
print(mainclass.get_expected(), file=out) for f in all_files:
f.dump(smali_dir)
if __name__ == '__main__':
main(sys.argv)
Messung V0.5 in Prozent
¤ Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.0.25Bemerkung:
(vorverarbeitet am 2026-06-29)
¤
Die Informationen auf dieser Webseite wurden
nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
Die farbliche Syntaxdarstellung und die Messung sind noch experimentell.