Everywhere: Hoist the Libraries folder to the top-level

Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker

Libraries/LibTest/TestSuite.h

@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2018-2020, Andreas Kling <andreas@ladybird.org>
+ * Copyright (c) 2021, Andrew Kaster <akaster@serenityos.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/ByteString.h>
+#include <AK/Function.h>
+#include <AK/Vector.h>
+#include <LibTest/Macros.h>
+#include <LibTest/Randomized/RandomnessSource.h>
+#include <LibTest/TestCase.h>
+#include <LibTest/TestResult.h>
+
+namespace Test {
+
+class TestSuite {
+public:
+    static TestSuite& the()
+    {
+        if (s_global == nullptr)
+            s_global = new TestSuite();
+        return *s_global;
+    }
+
+    static void release()
+    {
+        if (s_global)
+            delete s_global;
+        s_global = nullptr;
+    }
+
+    int run(Vector<NonnullRefPtr<TestCase>> const&);
+    int main(ByteString const& suite_name, Span<StringView> arguments);
+    Vector<NonnullRefPtr<TestCase>> find_cases(ByteString const& search, bool find_tests, bool find_benchmarks);
+    void add_case(NonnullRefPtr<TestCase> const& test_case)
+    {
+        m_cases.append(test_case);
+    }
+
+    TestResult current_test_result() const { return m_current_test_result; }
+    void set_current_test_result(TestResult result) { m_current_test_result = result; }
+
+    void set_suite_setup(Function<void()> setup) { m_setup = move(setup); }
+    // The RandomnessSource is where generators record / replay random data
+    // from. Initially a live "truly random" RandomnessSource is used, and when
+    // a failure is found, a set of hardcoded RandomnessSources is used during
+    // shrinking.
+    void set_randomness_source(Randomized::RandomnessSource source) { m_randomness_source = move(source); }
+    Randomized::RandomnessSource& randomness_source() { return m_randomness_source; }
+
+    // Dictates whether FAIL(), EXPECT() and similar macros in LibTest/Macros.h
+    // print messages or not. This is important for randomized tests because
+    // they run the test function many times in a row, and we only want to
+    // report the _minimal_ (shrunk) failure to the user, not all of them.
+    bool is_reporting_enabled() { return m_reporting_enabled; }
+    void enable_reporting() { m_reporting_enabled = true; }
+    void disable_reporting() { m_reporting_enabled = false; }
+
+    u64 randomized_runs() { return m_randomized_runs; }
+
+private:
+    static TestSuite* s_global;
+    Vector<NonnullRefPtr<TestCase>> m_cases;
+    u64 m_testtime = 0;
+    u64 m_benchtime = 0;
+    ByteString m_suite_name;
+    u64 m_benchmark_repetitions = 1;
+    u64 m_randomized_runs = 100;
+    Function<void()> m_setup;
+    TestResult m_current_test_result = TestResult::NotRun;
+    Randomized::RandomnessSource m_randomness_source = Randomized::RandomnessSource::live();
+    bool m_reporting_enabled = true;
+};
+
+}