72 lines
2.0 KiB
C++
72 lines
2.0 KiB
C++
// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <linux/futex.h>
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#include <syscall.h>
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#include <uv.h>
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#include "gtest/gtest.h"
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#include "absl/flags/flag.h"
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#include "sandboxed_api/util/status_matchers.h"
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#include "uv_sapi.sapi.h" // NOLINT(build/include)
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namespace {
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class UVTestArraySapiSandbox : public uv::UVSandbox {
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private:
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std::unique_ptr<sandbox2::Policy> ModifyPolicy(
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sandbox2::PolicyBuilder*) override {
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return sandbox2::PolicyBuilder()
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.AllowDynamicStartup()
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.AllowExit()
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.AllowFutexOp(FUTEX_WAKE_PRIVATE)
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.AllowOpen()
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.AllowSyscall(__NR_sysinfo)
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.AllowWrite()
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.BuildOrDie();
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}
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};
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class UVTestArray : public ::testing::Test {
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protected:
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void SetUp() override {
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sandbox_ = std::make_unique<UVTestArraySapiSandbox>();
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ASSERT_THAT(sandbox_->Init(), sapi::IsOk());
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api_ = std::make_unique<uv::UVApi>(sandbox_.get());
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}
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std::unique_ptr<UVTestArraySapiSandbox> sandbox_;
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std::unique_ptr<uv::UVApi> api_;
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};
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TEST_F(UVTestArray, LoadAvg) {
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double avg_buf[] = {-1, -1, -1};
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sapi::v::Array<double> avg(avg_buf, 3);
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// Check that loadavg is as initialized before call
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ASSERT_EQ(avg_buf[0], -1);
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ASSERT_EQ(avg_buf[1], -1);
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ASSERT_EQ(avg_buf[2], -1);
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// Get loadavg
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ASSERT_THAT(api_->sapi_uv_loadavg(avg.PtrBoth()), sapi::IsOk());
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// Check that loadavg values are positive
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ASSERT_GE(avg_buf[0], 0);
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ASSERT_GE(avg_buf[1], 0);
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ASSERT_GE(avg_buf[2], 0);
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}
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} // namespace
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