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a00d154522
This is an implementation of the following optional optimization: https://tc39.es/ecma262/#sec-weakref-execution
106 lines
3 KiB
C++
106 lines
3 KiB
C++
/*
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* Copyright (c) 2020, Matthew Olsson <mattco@serenityos.org>
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* Copyright (c) 2020-2021, Linus Groh <linusg@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/JavaScriptTestRunner.h>
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TEST_ROOT("Userland/Libraries/LibJS/Tests");
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TESTJS_PROGRAM_FLAG(test262_parser_tests, "Run test262 parser tests", "test262-parser-tests", 0);
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TESTJS_GLOBAL_FUNCTION(is_strict_mode, isStrictMode, 0)
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{
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return JS::Value(vm.in_strict_mode());
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}
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TESTJS_GLOBAL_FUNCTION(can_parse_source, canParseSource)
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{
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auto source = vm.argument(0).to_string(global_object);
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if (vm.exception())
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return {};
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auto parser = JS::Parser(JS::Lexer(source));
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parser.parse_program();
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return JS::Value(!parser.has_errors());
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}
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TESTJS_GLOBAL_FUNCTION(run_queued_promise_jobs, runQueuedPromiseJobs)
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{
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vm.run_queued_promise_jobs();
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return JS::js_undefined();
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}
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TESTJS_GLOBAL_FUNCTION(get_weak_set_size, getWeakSetSize)
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{
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auto* object = vm.argument(0).to_object(global_object);
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if (!object)
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return {};
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if (!is<JS::WeakSet>(object)) {
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vm.throw_exception<JS::TypeError>(global_object, JS::ErrorType::NotA, "WeakSet");
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return {};
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}
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auto* weak_set = static_cast<JS::WeakSet*>(object);
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return JS::Value(weak_set->values().size());
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}
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TESTJS_RUN_FILE_FUNCTION(const String& test_file, JS::Interpreter&)
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{
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if (!test262_parser_tests)
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return Test::JS::RunFileHookResult::RunAsNormal;
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auto start_time = Test::JS::get_time_in_ms();
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LexicalPath path(test_file);
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auto& dirname = path.dirname();
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enum {
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Early,
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Fail,
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Pass,
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ExplicitPass,
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} expectation { Pass };
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if (dirname.ends_with("early"))
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expectation = Early;
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else if (dirname.ends_with("fail"))
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expectation = Fail;
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else if (dirname.ends_with("pass-explicit"))
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expectation = ExplicitPass;
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else if (dirname.ends_with("pass"))
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expectation = Pass;
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else
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return Test::JS::RunFileHookResult::SkipFile;
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auto parse_result = Test::JS::parse_file(test_file);
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bool test_passed = true;
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String message;
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String expectation_string;
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switch (expectation) {
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case Early:
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case Fail:
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expectation_string = "File should not parse";
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test_passed = parse_result.is_error();
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if (!test_passed)
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message = "Expected the file to fail parsing, but it did not";
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break;
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case Pass:
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case ExplicitPass:
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expectation_string = "File should parse";
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test_passed = !parse_result.is_error();
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if (!test_passed)
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message = "Expected the file to parse, but it did not";
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break;
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}
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auto test_result = test_passed ? Test::Result::Pass : Test::Result::Fail;
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return Test::JS::JSFileResult {
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LexicalPath::relative_path(test_file, Test::JS::g_test_root),
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{},
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Test::JS::get_time_in_ms() - start_time,
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test_result,
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{ Test::Suite { "Parse file", test_result, { { expectation_string, test_result, message } } } }
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};
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}
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