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Diffstat (limited to 'test/961-default-iface-resolution-generated/util-src/generate_java.py')
-rwxr-xr-x | test/961-default-iface-resolution-generated/util-src/generate_java.py | 378 |
1 files changed, 0 insertions, 378 deletions
diff --git a/test/961-default-iface-resolution-generated/util-src/generate_java.py b/test/961-default-iface-resolution-generated/util-src/generate_java.py deleted file mode 100755 index a205cd6ce0..0000000000 --- a/test/961-default-iface-resolution-generated/util-src/generate_java.py +++ /dev/null @@ -1,378 +0,0 @@ -#!/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 Java test files for test 961. -""" - -import os -import sys -from pathlib import Path - -BUILD_TOP = os.getenv("ANDROID_BUILD_TOP") -if BUILD_TOP is None: - 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 functools import total_ordering -import itertools -import string - -# The max depth the type tree can have. Includes the class object in the tree. -# Increasing this increases the number of generated files significantly. This -# value was chosen as it is fairly quick to run and very comprehensive, checking -# every possible interface tree up to 5 layers deep. -MAX_IFACE_DEPTH = 5 - -class MainClass(mixins.DumpMixin, mixins.Named, mixins.JavaFileMixin): - """ - A Main.java file containing the Main class and the main function. It will run - all the test functions we have. - """ - - MAIN_CLASS_TEMPLATE = """{copyright} -class Main {{ -{test_groups} -{main_func} -}} -""" - - MAIN_FUNCTION_TEMPLATE = """ - public static void main(String[] args) {{ - {test_group_invoke} - }} -""" - - TEST_GROUP_INVOKE_TEMPLATE = """ - {test_name}(); -""" - - 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 java code. - """ - all_tests = sorted(self.tests) - test_invoke = "" - test_groups = "" - for t in all_tests: - test_groups += 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) - - return self.MAIN_CLASS_TEMPLATE.format(copyright = get_copyright("java"), - test_groups = test_groups, - main_func = main_func) - -class Func(mixins.Named, mixins.NameComparableMixin): - """ - A function that tests the functionality of a concrete type. Should only be - constructed by MainClass.add_test. - """ - - TEST_FUNCTION_TEMPLATE = """ - public static void {fname}() {{ - try {{ - {farg} v = new {farg}(); - System.out.printf("%s calls default method on %s\\n", - v.CalledClassName(), - v.CalledInterfaceName()); - return; - }} catch (Error e) {{ - e.printStackTrace(System.out); - return; - }} - }} -""" - - 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 "{tree} calls default method on {iface_tree}".format( - tree = self.farg.get_tree(), iface_tree = self.farg.get_called().get_tree()) - - def get_name(self): - """ - Get the name of this function - """ - return "TEST_FUNC_{}".format(self.farg.get_name()) - - def __str__(self): - """ - Print the java code of this function. - """ - return self.TEST_FUNCTION_TEMPLATE.format(fname=self.get_name(), farg=self.farg.get_name()) - -class TestClass(mixins.DumpMixin, mixins.Named, mixins.NameComparableMixin, mixins.JavaFileMixin): - """ - A class that will be instantiated to test default method resolution order. - """ - - TEST_CLASS_TEMPLATE = """{copyright} -public class {class_name} implements {iface_name} {{ - public String CalledClassName() {{ - return "{tree}"; - }} -}} -""" - - def __init__(self, iface): - """ - Initialize this test class which implements the given interface - """ - self.iface = iface - 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 = self.iface.get_tree()) - - def __iter__(self): - """ - Step through all interfaces implemented transitively by this class - """ - yield self.iface - yield from self.iface - - def get_called(self): - """ - Get the interface whose default method would be called when calling the - CalledInterfaceName function. - """ - all_ifaces = set(iface for iface in self if iface.default) - for i in all_ifaces: - if all(map(lambda j: i not in j.get_super_types(), all_ifaces)): - return i - raise Exception("UNREACHABLE! Unable to find default method!") - - def __str__(self): - """ - Print the java code of this class. - """ - return self.TEST_CLASS_TEMPLATE.format(copyright = get_copyright('java'), - iface_name = self.iface.get_name(), - tree = self.get_tree(), - class_name = self.class_name) - -class TestInterface(mixins.DumpMixin, mixins.Named, mixins.NameComparableMixin, mixins.JavaFileMixin): - """ - An interface that will be used to test default method resolution order. - """ - - TEST_INTERFACE_TEMPLATE = """{copyright} -public interface {class_name} {extends} {ifaces} {{ - public String CalledClassName(); - -{funcs} -}} -""" - - DEFAULT_FUNC_TEMPLATE = """ - public default String CalledInterfaceName() {{ - return "{tree}"; - }} -""" - - def __init__(self, ifaces, default): - """ - Initialize interface with the given super-interfaces - """ - self.ifaces = sorted(ifaces) - self.default = default - end = "_DEFAULT" if default else "" - self.class_name = "INTERFACE_"+gensym()+end - - def get_super_types(self): - """ - Returns a set of all the supertypes of this interface - """ - return set(i2 for i2 in self) - - 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 - yield from i - - def __str__(self): - """ - Print the java code of this interface. - """ - j_ifaces = " " - for i in self.ifaces: - j_ifaces += " {},".format(i.get_name()) - j_ifaces = j_ifaces[0:-1] - if self.default: - funcs = self.DEFAULT_FUNC_TEMPLATE.format(ifaces = j_ifaces, - tree = self.get_tree(), - class_name = self.class_name) - else: - funcs = "" - return self.TEST_INTERFACE_TEMPLATE.format(copyright = get_copyright('java'), - extends = "extends" if len(self.ifaces) else "", - ifaces = j_ifaces, - funcs = funcs, - tree = self.get_tree(), - class_name = self.class_name) - -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_interface_trees(): - """ - Return all legal interface trees - """ - def dump_supers(s): - """ - Does depth first traversal of all the interfaces in the list. - """ - for i in s: - yield i - yield from i - - def create_interface_trees_inner(num, allow_default): - for split in SUBTREES[num]: - ifaces = [] - for sub in split: - if sub == 1: - ifaces.append([TestInterface([], allow_default)]) - if allow_default: - ifaces[-1].append(TestInterface([], False)) - else: - ifaces.append(list(create_interface_trees_inner(sub, allow_default))) - for supers in itertools.product(*ifaces): - all_supers = sorted(set(dump_supers(supers)) - set(supers)) - for i in range(len(all_supers) + 1): - for combo in itertools.combinations(all_supers, i): - yield TestInterface(list(combo) + list(supers), allow_default) - if allow_default: - for i in range(len(split)): - ifaces = [] - for sub, cs in zip(split, itertools.count()): - if sub == 1: - ifaces.append([TestInterface([], i == cs)]) - else: - ifaces.append(list(create_interface_trees_inner(sub, i == cs))) - for supers in itertools.product(*ifaces): - all_supers = sorted(set(dump_supers(supers)) - set(supers)) - for i in range(len(all_supers) + 1): - for combo in itertools.combinations(all_supers, i): - yield TestInterface(list(combo) + list(supers), False) - - for num in range(1, MAX_IFACE_DEPTH): - yield from create_interface_trees_inner(num, True) - -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 tree in create_interface_trees(): - classes.add(tree) - for i in tree: - classes.add(i) - test_class = TestClass(tree) - mc.add_test(test_class) - classes.add(test_class) - return mc, classes - -def main(argv): - java_dir = Path(argv[1]) - if not java_dir.exists() or not java_dir.is_dir(): - print("{} is not a valid java dir".format(java_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(java_dir) - -if __name__ == '__main__': - main(sys.argv) |