Files
windows_exporter/internal/headers/hcs/hcs_internal_test.go
T
2026-10-09 01:48:17 +02:00

76 lines
2.7 KiB
Go

// SPDX-License-Identifier: Apache-2.0
//
// Copyright The Prometheus Authors
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//go:build windows
package hcs
import (
"testing"
"time"
"github.com/stretchr/testify/require"
)
func TestParseStatistics(t *testing.T) {
t.Parallel()
// A result document of the Statistics and ProcessList query, as HCS returns it for a process-isolated container.
properties, err := parseStatistics("abc", `{
"Id": "abc",
"SystemType": "Container",
"Statistics": {
"Timestamp": "2026-10-08T10:00:05.1234567Z",
"ContainerStartTime": "2026-10-08T10:00:00.5Z",
"Uptime100ns": 50000000,
"Processor": {"TotalRuntime100ns": 30000000, "RuntimeUser100ns": 20000000, "RuntimeKernel100ns": 10000000},
"Memory": {"MemoryUsageCommitBytes": 1, "MemoryUsageCommitPeakBytes": 2, "MemoryUsagePrivateWorkingSetBytes": 3},
"Storage": {"ReadCountNormalized": 4, "ReadSizeBytes": 5, "WriteCountNormalized": 6, "WriteSizeBytes": 7}
},
"ProcessList": [
{"CreateTimestamp": "2026-10-08T10:00:00.6Z", "ImageName": "smss.exe", "ProcessId": 4096},
{
"CreateTimestamp": "2026-10-08T10:00:01Z",
"ImageName": "app.exe",
"KernelTime100ns": 9000000000,
"MemoryCommitBytes": 8589934592,
"MemoryWorkingSetPrivateBytes": 4294967296,
"MemoryWorkingSetSharedBytes": 4096,
"ProcessId": 4294967292,
"UserTime100ns": 9000000000
}
]
}`)
require.NoError(t, err)
require.NotNil(t, properties.Statistics)
require.Equal(t, time.Date(2026, 10, 8, 10, 0, 0, 500_000_000, time.UTC), properties.Statistics.ContainerStartTime)
require.Equal(t, uint64(30000000), properties.Statistics.Processor.TotalRuntime100ns)
require.Equal(t, uint64(7), properties.Statistics.Storage.WriteSizeBytes)
require.Len(t, properties.ProcessList, 2)
require.Equal(t, uint32(4294967292), properties.ProcessList[1].ProcessId)
require.Equal(t, uint64(8589934592), properties.ProcessList[1].MemoryCommitBytes)
require.Equal(t, uint64(9000000000), properties.ProcessList[1].UserTime100ns)
}
func TestParseStatisticsMissing(t *testing.T) {
t.Parallel()
_, err := parseStatistics("abc", `{"Id": "abc", "ProcessList": []}`)
require.ErrorContains(t, err, "no statistics found for container abc")
_, err = parseStatistics("abc", `{"Statistics": `)
require.Error(t, err)
}