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https://github.com/prometheus/node_exporter.git
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2a28266852
Add test case for ethtool metrics with leading spaces reported in #2185: ``` $ ethtool -S NIC statistics: Tx Queue#: 0 TSO pkts tx: 0 TSO bytes tx: 0 ucast pkts tx: 20487 ucast bytes tx: 1908107 mcast pkts tx: 83 mcast bytes tx: 5906 bcast pkts tx: 4 bcast bytes tx: 168 pkts tx err: 0 pkts tx discard: 0 drv dropped tx total: 0 too many frags: 0 giant hdr: 0 hdr err: 0 tso: 0 ring full: 0 pkts linearized: 0 hdr cloned: 0 giant hdr: 0 Rx Queue#: 0 LRO pkts rx: 0 LRO byte rx: 0 ucast pkts rx: 25086 ucast bytes rx: 2404103 mcast pkts rx: 0 mcast bytes rx: 0 bcast pkts rx: 0 bcast bytes rx: 0 pkts rx OOB: 0 pkts rx err: 0 drv dropped rx total: 0 err: 0 fcs: 0 rx buf alloc fail: 0 tx timeout count: 0 ``` Bug: https://github.com/prometheus/node_exporter/issues/2185 Signed-off-by: Benjamin Drung <benjamin.drung@ionos.com>
83 lines
1.9 KiB
Go
83 lines
1.9 KiB
Go
// Copyright 2020 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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"testing"
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)
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func TestBytesToString(t *testing.T) {
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tests := []struct {
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name string
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b []byte
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expected string
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}{
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{
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"Single null byte",
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[]byte{0},
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"",
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},
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{
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"Empty byte array",
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[]byte{},
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"",
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},
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{
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"Not null terminated",
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[]byte{65, 66, 67},
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"ABC",
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},
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{
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"Null randomly in array",
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[]byte{65, 66, 67, 0, 65, 0, 65},
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"ABC",
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},
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{
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"Array starts with null and contains other valid bytes",
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[]byte{0, 65, 66, 67, 0},
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"",
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},
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}
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for _, tt := range tests {
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name := tt.name
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b := tt.b
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result := bytesToString(b)
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expected := tt.expected
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if result != expected {
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t.Errorf("bytesToString(%#v): Name: %s, expected %#v, got %#v)", b, name, expected, result)
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}
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}
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}
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func TestSanitizeMetricName(t *testing.T) {
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testcases := map[string]string{
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"": "",
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"rx_errors": "rx_errors",
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"Queue[0] AllocFails": "Queue_0_AllocFails",
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"Tx LPI entry count": "Tx_LPI_entry_count",
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"port.VF_admin_queue_requests": "port_VF_admin_queue_requests",
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"[3]: tx_bytes": "_3_tx_bytes",
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" err": "_err",
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}
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for metricName, expected := range testcases {
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got := SanitizeMetricName(metricName)
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if expected != got {
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t.Errorf("Expected '%s' but got '%s'", expected, got)
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}
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}
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}
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