# test_samples.py # # Copyright 2021 James Westman # # This file is free software; you can redistribute it and/or modify it # under the terms of the GNU Lesser General Public License as # published by the Free Software Foundation; either version 3 of the # License, or (at your option) any later version. # # This file is distributed in the hope that it will be useful, but # WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this program. If not, see . # # SPDX-License-Identifier: LGPL-3.0-or-later import difflib # I love Python import unittest from pathlib import Path import gi gi.require_version("Gtk", "4.0") from gi.repository import Gtk from blueprintcompiler import decompiler, parser, tokenizer, utils from blueprintcompiler.completions import complete from blueprintcompiler.errors import CompileError, MultipleErrors, PrintableError from blueprintcompiler.outputs.xml import XmlOutput from blueprintcompiler.tokenizer import Token, TokenType, tokenize class TestSamples(unittest.TestCase): def assert_docs_dont_crash(self, text, ast): for i in range(len(text)): ast.get_docs(i) def assert_completions_dont_crash(self, text, ast, tokens): for i in range(len(text)): list(complete(ast, tokens, i)) def assert_sample(self, name, skip_run=False): print(f'assert_sample("{name}", skip_run={skip_run})') try: with open((Path(__file__).parent / f"samples/{name}.blp").resolve()) as f: blueprint = f.read() with open((Path(__file__).parent / f"samples/{name}.ui").resolve()) as f: expected = f.read() tokens = tokenizer.tokenize(blueprint) ast, errors, warnings = parser.parse(tokens) if errors: raise errors if len(warnings): raise MultipleErrors(warnings) xml = XmlOutput() actual = xml.emit(ast) if actual.strip() != expected.strip(): # pragma: no cover diff = difflib.unified_diff(expected.splitlines(), actual.splitlines()) print("\n".join(diff)) raise AssertionError() self.assert_docs_dont_crash(blueprint, ast) self.assert_completions_dont_crash(blueprint, ast, tokens) except PrintableError as e: # pragma: no cover e.pretty_print(name + ".blp", blueprint) raise AssertionError() # Make sure the sample runs if not skip_run: Gtk.Builder.new_from_string(actual, -1) def assert_sample_error(self, name): print(f'assert_sample_error("{name}")') try: with open( (Path(__file__).parent / f"sample_errors/{name}.blp").resolve() ) as f: blueprint = f.read() with open( (Path(__file__).parent / f"sample_errors/{name}.err").resolve() ) as f: expected = f.read() tokens = tokenizer.tokenize(blueprint) ast, errors, warnings = parser.parse(tokens) if ast is not None: self.assert_docs_dont_crash(blueprint, ast) self.assert_completions_dont_crash(blueprint, ast, tokens) if errors: raise errors if len(ast.errors): raise MultipleErrors(ast.errors) if len(warnings): raise MultipleErrors(warnings) except PrintableError as e: def error_str(error): line, col = utils.idx_to_pos(error.start + 1, blueprint) len = error.end - error.start return ",".join([str(line + 1), str(col), str(len), error.message]) if isinstance(e, CompileError): actual = error_str(e) elif isinstance(e, MultipleErrors): actual = "\n".join([error_str(error) for error in e.errors]) else: # pragma: no cover raise AssertionError() if actual.strip() != expected.strip(): # pragma: no cover diff = difflib.unified_diff(expected.splitlines(), actual.splitlines()) print("\n".join(diff)) raise AssertionError() else: # pragma: no cover raise AssertionError("Expected a compiler error, but none was emitted") def assert_decompile(self, name): print(f'assert_decompile("{name}")') try: with open((Path(__file__).parent / f"samples/{name}.blp").resolve()) as f: expected = f.read() name = name.removesuffix("_dec") ui_path = (Path(__file__).parent / f"samples/{name}.ui").resolve() actual = decompiler.decompile(ui_path) if actual.strip() != expected.strip(): # pragma: no cover diff = difflib.unified_diff(expected.splitlines(), actual.splitlines()) print("\n".join(diff)) raise AssertionError() except PrintableError as e: # pragma: no cover e.pretty_print(name + ".blp", blueprint) raise AssertionError() def test_samples(self): have_adw = False have_adw_1_4 = False try: import gi gi.require_version("Adw", "1") from gi.repository import Adw have_adw = True Adw.init() if Adw.MINOR_VERSION >= 4: have_adw_1_4 = True except: pass # list the samples directory samples = [ f.stem for f in Path(__file__).parent.glob("samples/*.blp") if not f.stem.endswith("_dec") ] samples.sort() for sample in samples: REQUIRE_ADW_1_4 = ["adw_breakpoint"] SKIP_RUN = [ "expr_closure", "expr_closure_args", "parseable", "signal", "template", "template_binding", "template_binding_extern", "template_bind_property", "template_id", "template_no_parent", "template_simple_binding", "typeof", "unchecked_class", ] if sample in REQUIRE_ADW_1_4 and not have_adw_1_4: continue with self.subTest(sample): self.assert_sample(sample, skip_run=sample in SKIP_RUN) # list the sample_errors directory sample_errors = [ f.stem for f in Path(__file__).parent.glob("sample_errors/*.blp") ] sample_errors.sort() for sample_error in sample_errors: REQUIRE_ADW_1_4 = ["adw_breakpoint"] if sample_error in REQUIRE_ADW_1_4 and not have_adw_1_4: continue with self.subTest(sample_error): self.assert_sample_error(sample_error) def test_decompiler(self): self.assert_decompile("accessibility_dec") self.assert_decompile("child_type") self.assert_decompile("file_filter") self.assert_decompile("flags") self.assert_decompile("id_prop") self.assert_decompile("layout_dec") self.assert_decompile("menu_dec") self.assert_decompile("property") self.assert_decompile("property_binding_dec") self.assert_decompile("placeholder_dec") self.assert_decompile("responses") self.assert_decompile("scale_marks") self.assert_decompile("signal") self.assert_decompile("strings") self.assert_decompile("style_dec") self.assert_decompile("template") self.assert_decompile("translated") self.assert_decompile("using") self.assert_decompile("unchecked_class_dec")