From 71c4779211dc081a3b2dd4af52edad5748e7a7f5 Mon Sep 17 00:00:00 2001
From: Fernando Sahmkow <fsahmkow27@gmail.com>
Date: Thu, 14 May 2020 16:17:44 -0400
Subject: Tests/CoreTiming: Correct host timing tests.

---
 src/tests/core/host_timing.cpp | 142 -----------------------------------------
 1 file changed, 142 deletions(-)
 delete mode 100644 src/tests/core/host_timing.cpp

(limited to 'src/tests/core/host_timing.cpp')

diff --git a/src/tests/core/host_timing.cpp b/src/tests/core/host_timing.cpp
deleted file mode 100644
index 556254098..000000000
--- a/src/tests/core/host_timing.cpp
+++ /dev/null
@@ -1,142 +0,0 @@
-// Copyright 2016 Dolphin Emulator Project / 2017 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
-
-#include <catch2/catch.hpp>
-
-#include <array>
-#include <bitset>
-#include <cstdlib>
-#include <memory>
-#include <string>
-
-#include "common/file_util.h"
-#include "core/core.h"
-#include "core/host_timing.h"
-
-// Numbers are chosen randomly to make sure the correct one is given.
-static constexpr std::array<u64, 5> CB_IDS{{42, 144, 93, 1026, UINT64_C(0xFFFF7FFFF7FFFF)}};
-static constexpr int MAX_SLICE_LENGTH = 10000; // Copied from CoreTiming internals
-static constexpr std::array<u64, 5> calls_order{{2, 0, 1, 4, 3}};
-static std::array<s64, 5> delays{};
-
-static std::bitset<CB_IDS.size()> callbacks_ran_flags;
-static u64 expected_callback = 0;
-
-template <unsigned int IDX>
-void HostCallbackTemplate(u64 userdata, s64 nanoseconds_late) {
-    static_assert(IDX < CB_IDS.size(), "IDX out of range");
-    callbacks_ran_flags.set(IDX);
-    REQUIRE(CB_IDS[IDX] == userdata);
-    REQUIRE(CB_IDS[IDX] == CB_IDS[calls_order[expected_callback]]);
-    delays[IDX] = nanoseconds_late;
-    ++expected_callback;
-}
-
-struct ScopeInit final {
-    ScopeInit() {
-        core_timing.Initialize();
-    }
-    ~ScopeInit() {
-        core_timing.Shutdown();
-    }
-
-    Core::HostTiming::CoreTiming core_timing;
-};
-
-#pragma optimize("", off)
-
-static u64 TestTimerSpeed(Core::HostTiming::CoreTiming& core_timing) {
-    u64 start = core_timing.GetGlobalTimeNs().count();
-    u64 placebo = 0;
-    for (std::size_t i = 0; i < 1000; i++) {
-        placebo += core_timing.GetGlobalTimeNs().count();
-    }
-    u64 end = core_timing.GetGlobalTimeNs().count();
-    return (end - start);
-}
-
-#pragma optimize("", on)
-
-TEST_CASE("HostTiming[BasicOrder]", "[core]") {
-    ScopeInit guard;
-    auto& core_timing = guard.core_timing;
-    std::vector<std::shared_ptr<Core::HostTiming::EventType>> events{
-        Core::HostTiming::CreateEvent("callbackA", HostCallbackTemplate<0>),
-        Core::HostTiming::CreateEvent("callbackB", HostCallbackTemplate<1>),
-        Core::HostTiming::CreateEvent("callbackC", HostCallbackTemplate<2>),
-        Core::HostTiming::CreateEvent("callbackD", HostCallbackTemplate<3>),
-        Core::HostTiming::CreateEvent("callbackE", HostCallbackTemplate<4>),
-    };
-
-    expected_callback = 0;
-
-    core_timing.SyncPause(true);
-
-    u64 one_micro = 1000U;
-    for (std::size_t i = 0; i < events.size(); i++) {
-        u64 order = calls_order[i];
-        core_timing.ScheduleEvent(i * one_micro + 100U, events[order], CB_IDS[order]);
-    }
-    /// test pause
-    REQUIRE(callbacks_ran_flags.none());
-
-    core_timing.Pause(false); // No need to sync
-
-    while (core_timing.HasPendingEvents())
-        ;
-
-    REQUIRE(callbacks_ran_flags.all());
-
-    for (std::size_t i = 0; i < delays.size(); i++) {
-        const double delay = static_cast<double>(delays[i]);
-        const double micro = delay / 1000.0f;
-        const double mili = micro / 1000.0f;
-        printf("HostTimer Pausing Delay[%zu]: %.3f %.6f\n", i, micro, mili);
-    }
-}
-
-TEST_CASE("HostTiming[BasicOrderNoPausing]", "[core]") {
-    ScopeInit guard;
-    auto& core_timing = guard.core_timing;
-    std::vector<std::shared_ptr<Core::HostTiming::EventType>> events{
-        Core::HostTiming::CreateEvent("callbackA", HostCallbackTemplate<0>),
-        Core::HostTiming::CreateEvent("callbackB", HostCallbackTemplate<1>),
-        Core::HostTiming::CreateEvent("callbackC", HostCallbackTemplate<2>),
-        Core::HostTiming::CreateEvent("callbackD", HostCallbackTemplate<3>),
-        Core::HostTiming::CreateEvent("callbackE", HostCallbackTemplate<4>),
-    };
-
-    core_timing.SyncPause(true);
-    core_timing.SyncPause(false);
-
-    expected_callback = 0;
-
-    u64 start = core_timing.GetGlobalTimeNs().count();
-    u64 one_micro = 1000U;
-    for (std::size_t i = 0; i < events.size(); i++) {
-        u64 order = calls_order[i];
-        core_timing.ScheduleEvent(i * one_micro + 100U, events[order], CB_IDS[order]);
-    }
-    u64 end = core_timing.GetGlobalTimeNs().count();
-    const double scheduling_time = static_cast<double>(end - start);
-    const double timer_time = static_cast<double>(TestTimerSpeed(core_timing));
-
-    while (core_timing.HasPendingEvents())
-        ;
-
-    REQUIRE(callbacks_ran_flags.all());
-
-    for (std::size_t i = 0; i < delays.size(); i++) {
-        const double delay = static_cast<double>(delays[i]);
-        const double micro = delay / 1000.0f;
-        const double mili = micro / 1000.0f;
-        printf("HostTimer No Pausing Delay[%zu]: %.3f %.6f\n", i, micro, mili);
-    }
-
-    const double micro = scheduling_time / 1000.0f;
-    const double mili = micro / 1000.0f;
-    printf("HostTimer No Pausing Scheduling Time: %.3f %.6f\n", micro, mili);
-    printf("HostTimer No Pausing Timer Time: %.3f %.6f\n", timer_time / 1000.f,
-           timer_time / 1000000.f);
-}
-- 
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