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e8d8199072
The format of /proc/diskstats is changing in linux-4.19 to include some additional fields. See: https://www.kernel.org/doc/Documentation/iostats.txt * collector/diskstats: use constants for some hard coded strings * collector/diskstats: update diskstats for linux-4.19 * collector/diskstats: remove kernel doc url from individual metrics Signed-off-by: Paul Gier <pgier@redhat.com>
45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
// Copyright 2015 The Prometheus Authors
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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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// http://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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package collector
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import (
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"os"
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"testing"
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)
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func TestDiskStats(t *testing.T) {
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file, err := os.Open("fixtures/proc/diskstats")
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if err != nil {
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t.Fatal(err)
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}
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defer file.Close()
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diskStats, err := parseDiskStats(file)
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if err != nil {
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t.Fatal(err)
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}
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if want, got := "25353629", diskStats["sda4"][0]; want != got {
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t.Errorf("want diskstats sda4 %s, got %s", want, got)
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}
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if want, got := "68", diskStats["mmcblk0p2"][10]; want != got {
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t.Errorf("want diskstats mmcblk0p2 %s, got %s", want, got)
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}
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if want, got := "11130", diskStats["sdb"][14]; want != got {
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t.Errorf("want diskstats sdb %s, got %s", want, got)
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}
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}
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