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//===-- ProgressMeterTest.cpp -----------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "ProgressMeter.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace llvm {
namespace exegesis {
namespace {
struct PreprogrammedClock {
using duration = std::chrono::seconds;
using rep = duration::rep;
using period = duration::period;
using time_point = std::chrono::time_point<PreprogrammedClock, duration>;
static constexpr bool is_steady = true;
static time_point now() noexcept;
};
static int CurrentTimePoint = 0;
auto Pt(int i) {
return PreprogrammedClock::time_point(PreprogrammedClock::duration(i));
}
static const std::array<const PreprogrammedClock::time_point, 10> TimePoints = {
Pt(0), Pt(5), Pt(6), Pt(20), Pt(20),
Pt(35), Pt(37), Pt(75), Pt(77), Pt(100)};
PreprogrammedClock::time_point PreprogrammedClock::now() noexcept {
time_point p = TimePoints[CurrentTimePoint];
++CurrentTimePoint;
return p;
}
TEST(ProgressMeterTest, Integration) {
CurrentTimePoint = 0;
std::string TempString;
raw_string_ostream SS(TempString);
ProgressMeter<PreprogrammedClock> m(5, SS);
for (int i = 0; i != 5; ++i)
decltype(m)::ProgressMeterStep s(&m);
ASSERT_EQ("Processing... 20%, ETA 00:20\n"
"Processing... 40%, ETA 00:29\n"
"Processing... 60%, ETA 00:23\n"
"Processing... 80%, ETA 00:18\n"
"Processing... 100%, ETA 00:00\n",
TempString);
}
} // namespace
} // namespace exegesis
} // namespace llvm
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